Return to Abstracts of Patents

Abstracts of Patents

Table of Contents

(500 - 749)

250-499

750-999

500. ------. [DIRECTIE VAN DE STAATSMIJNEN IN LIMBURG.] [Gasifying Carbonaceous Material.] Netherlands Patent 68,491. Aug. 15, 1951.

501. DODGE , B. F. (S. Karpen & Bros.). Catalysts for Methanol Manufacture. United State Patent 1,908,696, May 16, 1933.

502. ------. [DODGE , B. F.] (S. Karpen & Bros.). Catalytic Methanol Synthesis. United States Patent 2,014,883, Sept. 17, 1935.

503. DOLGOV, B. N., AND OSHEROVA, M. M. [Catalyst for Synthesis of Gasoline.] Russian Patent 52,888. Mar. 31, 1938.

504. DOMANN, F. (J. Pintsch Kom.-Ges.). [Gas Generator for Lumpy and Powdered Coal.] German Patent 744,970. Nov. 25, 1943.

505. DORNDORF, H., KELTING, M., AND TRAMM, H. Apparatus Suitable for Catalytic Synthesis of Hydrocarbons From Hydrogen and Carbon Monoxide. United States Patent 2,148,545. Feb. 25, 1939.

506. DORNTE, R. W. (Standard Oil Development Co.). Recovery of Fatty Acids From Dilute Aqueous Solutions. United States Patent 2,537,658. Jan. 9, 1951.

507. DORSCHNER, O. (American Lurgi Corp.). Recovery and Detoxication of Illuminating Gas Containing Carbon Monoxide and Hydrogen. United States Patent 2,301,687, Nov. 10, 1942.

508. D’OUVILLE, E. I. (Koppers Co., Inc.). Manufacture of Hydrocarbons. Unites States Patent 2,499,372. Mar. 7, 1950.

509. ------. [D’OUVILLE, E. L.] (Standard Oil Co. of Indiana). Manufacture of Hydrogen-Carbon Monoxide Mixture. United States Patents 2,635,952. Apr. 21, 1953.

510. ------. [D’OUVILLE, E. L.] (Koppers Co., Inc.). Reactivation of Catalysts in Hydrocarbon Synthesis. United States Patent 2,478,899, Aug. 16, 1949.

511. ------. [D’OUVILLE, E. I.] (Koppers Co., Inc.). Synthetic Hydrocarbons. British Patent 631,325, Nov. 1, 1949.

512. DRAWE, R. [Carbon Monoxide- Hydrogen.] German Patent 540,316, June 14, 1927.
513. DRESSLER, R. G., AND BIRCHER, J. R. (The United States of America, as represented by the secretary of the Interior). Utilizing the Aqueous, Organic Chemical Wastes From the Fischer-Tropsch Process. United States Patent 2,574,469, Nov. 13, 1951.

514. DREYFUS, H. Acetic Acid. British Patent 262,832. June 13, 1925. 

515. ------. [DREYFUS, H.] Acetic Acid. United States Patent 1,896,224, Feb. 7, 1933.

516. ------. [DREYFUS, H.] Acetic Acid From Methanol and Carbon Monoxide. Unites States Patent 1,784,583, Dec. 9, 1930.

517. ------. [DREYFUS, H.] [Aliphatic Compounds.] French Patent 692,736, Mar. 25, 1930.

518. ------. [DREYFUS, H.] Aliphatic Dialdehydes From Olefins and Aldehydes. United States Patent 2,434,313, Jan 13, 1948.

519. ------. [DREYFUS, H.] (British Celanese, Ltd.). [Catalyst for Methanol Synthesis.] French Patent 713,707, no date.

520. ------. [DREYFUS, H.] [Catalytic Materials.] French Patent 691,210, Mar. 5, 1930.

521. ------. [DREYFUS, H.] [Catalytic Production of Aliphatic Compounds, Especially Methyl Alcohol.] French Patent 617,426, Feb. 19, 1927.

522. ------. [DREYFUS, H.] Catalytic Production of Hydrocarbons From Hydrogen and Carbon Monoxide. United States Patent 2,231,990, Feb. 18, 1941.

523. ------. [DREYFUS, H.] [Catalytic Production of Ketene.] French Patent 617,428, Feb. 19, 1927.

524. -----. [DREYFUS, H.] [Catalytic Production of Oxygen-Containing Organic Compounds.] French Patent 617,433, Feb. 19, 1927.

525. ------. [DREYFUS, H.] [Catalytic Reactions.] French Patent 742,760, Mar. 16, 1933.

526. ------. [DREYFUS, H.] [Formaldehyde.] French Patent 617,431, Feb. 19, 1927.

527. ------. [DREYFUS, H.] [Formaldehyde and Methanol.] French Patent 22,293, May 25, 1921.

528. ------. [DREYFUS, H.] Formaldehyde: Methanol. British Patent 157,047, Feb. 10, 1921.

529. ------. [DREYFUS, H.] Formaldehyde: Methyl Alcohol. British Patent 108,855, July 23, 1917.

530. ------. [DREYFUS, H.] (Celanese Corp. of America). Hydrocarbon Synthesis From Carbon Monoxide and Hydrogen. United States Patent 2,338,805, Jan. 11, 1944.

531. ------. [DREYFUS, H.] Hydrocarbons. British Patent 496,292, Nov. 29, 1938.

532. ------. [DREYFUS, H.] Hydrocarbons. British Patent 500,264, Feb. 6, 1939.

533. ------. [DREYFUS, H.] Hydrocarbons and Oxygenated Derivatives. British Patent 505,121. May 5, 1939.

534. ------. [DREYFUS, H.] Hydrocarbons From Carbon Monoxide and Steam. United States Patent 2,257,293, Sept. 30, 1941.

535. ------. [DREYFUS, H.] (Celanese Corp. of America). Hydrogenation of Carbon Monoxide. United States Patent 2,361,997, Nov. 7, 1944.

536. ------. [DREYFUS, H.] (C. Bonard, administrator of the estate of H. Dreyfus). Improvements in Exothermic Chemical Reactions. United States Patent 2,393,240, Jan. 22, 1946.

537. ------. [DREYFUS, H.] Improvements Relating to the Production of Hydrocarbons. British Patent 564,730, Oct. 11, 1944.

538. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 689,342, Feb. 3, 1930.

539. ------. [DREYFUS, H.] Ketone. United States Patent 1,773,970, Aug. 26, 1930.

540. ------. [DREYFUS, H.] Methanol. British Patent 262,494, June 13, 1925.

541. ------. [DREYFUS, H.] Methanol. British Patent 335,962 June 5, 1929.

542. ------. [DREYFUS, H.] Methanol. United States Patent 1,738,989, Dec. 10, 1929; appl. filed May 27, 1926. Chem. Abs., vol. 24, 1930, p. 865..

543. ------. [DREYFUS, H.] Methanol. United States Patent 1,868,096, July 19, 1932.

544. ------. [DREYFUS, H.] [Methanol Synthesis.] French Patent 345,649, no date.

545. ------. [DREYFUS, H.] [Methanol Synthesis.} French Patent 653,554, Apr. 28, 1928.

546. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 689,342. Feb. 3, 1930.

547. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 697,726, June 20, 1930.

548. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 697,727, June 20, 1930.

549. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 697,896, June 25, 1930.

550. ------. [DREYFUS, H.] [Organic Oxygen Compounds.] French Patent 697,094, June 26, 1930.

551. ------. [DREYFUS, H.] Oxygenated Organic Compounds by Catalytic Reactions. British Patent 263,503. July 1, 1925.

552. ------. [DREYFUS, H.] Oxygenated Organic Compounds by Synthesis From Hydrogen and Oxides of Carbon. British Patent 337,409. July 24, 1929.

553. ------. [DREYFUS, H.] Oxygenated Organic Compounds From Carbon Oxides and Hydrogen. British Patent 338,854. July 24, 1929.

554. ------. [DREYFUS, H.] Oxygenated Organic Compounds From Carbon Oxides and Hydrogen by Catalytic Reactions. British Patent 337,014, July 24, 1929.

555. ------. [DREYFUS, H.] Oxygenated Organic Compounds From Carbon Oxides and Hydrogen by Catalytic Reaction. United States Patent 1,996,101, Apr. 2, 1935.

556. ------. [DREYFUS, H.] Oxygenated Organic Compounds From Methane and Steam. British Patent 337,410, July 24, 1929.

557. ------. [DREYFUS, H.] [Production of Formaldehyde and Methanol From Carbon Monoxide or Carbon Dioxide by Catalytic Hydrogenation.] French Patent 492,154, Aug. 12, 1916.

558. ------. [DREYFUS, H.] [Production of Oxygenated Organic Compounds.] French Patent 722,850, Mar. 26, 1932.

559. ------. [DREYFUS, H.] Synthesis of Compounds Such as Ethanol, by Reduction or Carbon Monoxide. Canadian Patent 343,080, no date.

560. ------. [DREYFUS, H.] Synthesis of Compounds Such as Ethanol, By Reduction of Carbon Monoxide. United States Patent 1,977,718, Oct. 23. 1934.

561. ------. [DREYFUS, H.] Synthesis of Higher Alcohols. Canadian Patent 333,821, no date..

562. ------. [DREYFUS, H.] Synthesis of Hydrocarbons. British Patent 476,292, no date.

563. ------. [DREYFUS, H.] Synthesis of Oxygenated Organic Compounds From Oxides of Carbon and Hydrogen. United States Patent 1,963,119. June 19, 1934.

564. DREYFUS, H., AND BADER, W. (Celanese Corp. of America.). Acetic Acid. Unites States Patent 1,864,531, June 28, 1932.

565. DU CHAFFAUT, R. (E. I. du Pont de Nemours & Co.). Apparatus for Effecting Catalytic Exothermic Gas reactions Such as Synthesis of Ammonia or Methanol. United States Patent 1,942,021, Jan. 2. 1934.

566. DUFFIELD, F. L. Producing Gas Suitable for the Manufacture of Methyl Alcohol. British Patent 516,546, Jan. 4. 1940.

567. ------. [DUFFIELD, F. L.] Production of Water Gas. British Patent 570,007. June 19. 1945.

568. DUFTSCHMID, F. (I. G. Farbenindustrie A. G.). [Iron Catalysts for the Conversion of Carbon Monoxide With Hydrogen.] German Patent Appl. I 74,468. OZ 14,034. filed Mar. 2. 1943.

569. DUFTSCHMID, F., LINCKH. E., AND WINKLER, F. (I. G. Farbenindustrie A. G.). Catalytic Hydrogenation of Carbon Monoxide to Form Hydrocarbons. United States Patent 2,207,581. July 9, 1940.
570. ------. [DUFTSCHMID, F., LINCKH, E., AND WINKLER, F.] (I. G. Farbenindustire A. G.). Catalytic Production of Hydrocarbons and Oxygen Derivatives From Carbon Monoxide and Hydrogen. United States Patent 2,159,077. May 23, 1939.

571. ------. DUFTSCHMID, F., LINCKH, E., AND WINKLER, F. (I. G. Farbenindustrie A. G.). [Conversion of Carbon Monoxide With Hydrogen.] German Patent Appl. I 64,241. OZ 11,661. filed Mar. 31, 1939.

572. ------. [DUFTSCHMID, F., LINCKH, E., AND WINKLER, F.] (Standard Catalytic Co.). Hydrocarbon Synthesis From Hydrogen and Carbon Monoxide. United States Patent 2,287,092, June 23, 1942.

573. ------. [DUFTSCHMID, F., LINCKH, E., AND WINKLER, F.] (I. G. Farbenindustrie A. G.). [Liquid Phase Process.] German Patent Appl. I 56,290, OZ 9,635, filed Nov. 3, 1936.

574. ------. [DUFTSCHMID, F., LINCKH, E., AND WINKLER, F.] (I. G. Farbenindustrie A. G.). [Synthesis in the Liquid Phase.] German Patent Appl. I 53,688. OZ 9,104. filed Nov. 18. 1935.

575.  ------.  [DUFTSCHMID, F., LINCKH, E., AND WINKLER, F.]  (Standard Catalytic Co.).  Synthesis of Hydrocarbons From Carbon Monoxide and Hydrogen.  United States Patent 2,318,602, May 11, 1943: appl. Filed June 1, 1939.  Serial No. 276,856. in Germany June 2, 1938: 1 claims (Cl. 260-449).  Chem. Abs., vol. 37, 1943. p. 6111.

576. DU PONT DE NEMOURS, E. I., & Co. Alcohol Synthesis. British Patent 323,240. June 22, 1928.

577. ------. [DU PONT DE NEMOURS, E. I., & Co.] Aldehydes and Other Organic Oxygen Containing Compounds. British Patent 631,316. Nov. 1, 1949.

578. ------. [DU PONT DE NEMOURS, E. I., & Co.] [Aliphatic Alcohol.] French Patent 657,124, July 6, 1928.

579. ------. [DU PONT DE NEMOURS, E. I., & Co.] Catalyst for Methanol Synthesis. British Patent 301,109, no date.

580. ------. [DU PONT DE NEMOURS, E. I., & Co.] [Catalysts for Organic Synthesis.] French Patent 635,777. June 10, 1927.

581. ------. [DU PONT DE NEMOURS, E. I., & Co.] Catalytic Production of Formic Acid. British Patent 406,344. Feb. 26. 1934.

582. ------. [DU PONT DE NEMOURS, E. I., & Co.] Catalytic Production of Formic Acid. British Patent 406,345. Feb. 26. 1934.

583. ------. [DU PONT DE NEMOURS, E. I., & Co.] One-Step Nonyl Alcohol Process. British Patent 662,706, July 6, 1949.

584. ------. [DU PONT DE NEMOURS, E. I., & Co.] Preparation of Organic Oxygen-Containing Compounds, Including Glycol Ethers and Alcohols. British Patent 665,698, June 7, 1949.

585. ------. [DU PONT DE NEMOURS, E. I., & Co.] Synthesis of Organic Oxygen-Containing Compounds. British Patent 614,010. Dec. 8. 1948.

586. ------. [DU PONT DE NEMOURS, E. I., & Co.] Synthesis of Primary Alcohols. British Patent 665,705. July 7, 1949.

587. EASLEY, J. C., AND KELLNER, H. L. (Gulf Research & Development Co.). Regenerations of a Fixed-Bed Fischer-Tropsch Catalyst. Untied States Patent 2,609,345. Sept. 2. 1952.

588. EASTMAN, D. (The Texas Co.). Catalytic Synthesis of Hydrocarbons With Controlled Recycle of Carbon Dioxide. United States Patent 2,436,957, Mar. 2, 1948.

589. ------. [EASTMAN, D.] (The Texas Co.). Method of Manufacturing Hydrogen and Carbon Monoxide. United States Patent 2,523,284, Sept. 26, 1950.

590. ------. [EASTMAN, D.] (The Texas Co.). Treatment of Naphtha Containing Oxygenated Compounds. United States Patent 2,569,463, Oct. 2, 1951.

591. EASTMAN, D., and GAUCHER, L. P. (The Texas Co.). Catalytic Reduction of Carbon Monoxide With Hydrogen. United States Patent 2,594,301, Apr. 29, 1952.

592. ------. [EASTMAN, D., AN GAUCHER, L. P.] (The Texas Co.). Catalytic Synthesis of Hydrocarbons. United States Patent 2,632,017, Mar. 17, 1953.

593. ------. [EASTMAN, D., AN GAUCHER, L. P.] (The Texas Co.). Manufacture of Synthesis Gas. United States Patent 2,582,938, Jan. 15, 1952.

594. EASTMAN, D., BARBEE, E. W., AND REYNOLDS, B. (The Texas Co.). Process for the Manufacture of Synthesis Gas. United States Patent 2,591,687, Apr. 8, 1952.

595. ECKELL, J., AND RITTER, G. Hydrocarbons From Carbon Monoxide and Hydrogen. United States Patent 2,159,140, May 23, 1939.

596. EDMONDS, W. J. (Commercial Solvents Corp.). Catalytic Apparatus. Canadian Patent 300,962, June 10, 1930.

597. ------. [EDMONDS, W. J.] (Commercial Solvents Corp.). Catalytic Apparatus. Canadian Patent 300,963, June 10, 1930.

598. ------. [EDMONDS, W. J.] (Commercial Solvents Corp.). Catalytic Apparatus for Exothermic Reactions Such as Methanol Synthesis. United States Patent 1,980,718, Nov. 13, 1934.

599. ------. [EDMONDS, W. J.] (Commercial Solvents Corp.). Catalytic Apparatus Suitable for Effecting Reactions Under Pressure Such as Methanol Synthesis. United States Patent 1,848,466, Mar. 6, 1932.

600. ------. [EDMONDS, W. J.] (Commercial Solvents Corp.). Methanol Synthesis. United States Patent 1,875,714, Sept. 6, 1932.

601. ------. [EDMONDS, W. J.] (Commercial Solvents Corp.). Synthesis of Methanol. Canadian Patent 286,289, Jan. 8, 1929.

602. EDMONDS, W. J., AND STENGEL, L. A. (Commercial Solvents Corp.). Methanol Synthesis. United States Patent 1,797,569, Mar. 27, 1931.

603. ------. [EDMONDS, W. J., AND STENGEL, L. A.] (Commercial Solvents Corps.). Synthesis of Methanol. Canadian Patent 286,290, Jan. 8, 1929.

604. EGUCHI, T., AND KANEDA, S. (Nippon Synthetic Petroleum Co.). [Lubricating Oil From Polymerization and condensation of Olefin Hydrocarbons.] Japanese Patent 175,929, Mar. 29, 1948.

605. EISENHUT, A., AND AUERHAHN, A. (I.G. Farbenindustrie A. G.). Catalytic Hydrogenation of Carbon Oxides. United States Patent 1,704,732, Mar. 12, 1929.

606. ELIAN, J. (Syndicat d’étude et d’exploitation des carburants de synthése). [Synthesis of Hydrocarbons From Water Gas.] French Patent 879,959, Mar. 10, 1943.

607. ------. [ELIAN, J.] [Synthesis of Hydrocarbons, Particularly Those Corresponding to Gasoline.] Belgian Patent 440,751, Apr. 30, 1941.

608. ------. [ELIAN, J.] [Synthetic Process for Preparing Hydrocarbons, Particularly Gasoline.] Italian Patent 392,831.

609. ------. [ELIAN, J.] Synthetic Process for Preparing Hydrocarbons, Particularly Gasoline. United States Patent 2,369,548, Feb. 13, 1945.

610. ELIOT. T. Q., GODDIN, C. S., AND WEAVER, J. C. (Stanolind Oil & Gas Co.). Extractive Distillation of Oxygenated Organic Compounds. United States Patent 2,607,719, Aug. 19, 1952.

611. ELLIOTT, M. A., CLARK, E. L., AND STORCH, H. H. Production of Hydrocarbon Synthesis Gas From Coal. United States Patent 2,634,286, Apr. 7, 1953.

612. ELOUARD, L. [Synthesis of Hydrocarbons.] French Patent 908,013, Mar. 28, 1946.

613. ELWORTHY, H. S. Gas for Illuminating, Heating of Power Purposes. United States Patent 943,627, Dec. 14, 1909.

614. ------. [ELWORTHY, H. S.] [Methane Production.] German Patent 191,026, Aug. 1, 1905.

615. ------. [ELWORTHY, H. S.] Process of Producing a Gas Composed Principaly of Methane. United States Patent 191,026, Aug. 1., 1905.

616. ELWORTHY, H. S., AND WILLIAMSON, E. H. [Gas Production.] German Patent 190,201, May 14, 1905.

617. ------. [ELWORTHY, H. S., AND WILLIAMSON, E. H.] [Increasing Methane Content and Gas Mixtures.] German Patent 183,412. May 14, 1905.

618. ------. [ELWORTHY, H. S., AND WILLIAMSON, E. H.] Increasing Methane in Gas Mixtures. British Patent 183,412, May 14, 1905.

619. ------. [ELWORTHY, H. S., AND WILLIAMSON, E. H.] Manufacture of Gas Consisting Chiefly of Methane or Marsh Gas for Illuminating, Heating, and Power Purposes. British Patent 12,461, May 31, 1902.

620. ------. [ELWORTHY, H. S., AND WILLIAMSON, E. H.] Manufacture of Gas for Illuminating, Heating, and Power Purposes. British Patent 14,333, June, 25, 1904.

621. ------. [ELWORTHY, H. S., AND WILLIAMSON, E. H.] Process of Producing Gas Rich in Methane. British Patent 190,201, May 14, 1905.

622. EMERSON, W. S., AND LONGLEY, R. I., Jr. (Monsanto Chemical Co.). Oxo Aldehydes. United States Patent 2,624,764. Jan. 6, 1953.

623. ENGEL, W. F. (Shell Development Co.). Gas Purification. United States Patent 2,537,448. Jan. 9, 1951.

624. ENTERPRISE GÉNÉRALE DE CHAUFFAGE INDUSTRIEL PILLARD FRÈRES & CIE. Gasification of Solid of Liquid Fuels. British Patent 688,915, Mat. 18, 1953.

625. ERICSON, G. Closure for High-Pressure Vessels Used for Synthesizing Chemicals, etc. United States Patent 2,213,161. Aug. 27. 1940.

626. ÉTABLISSEMENTS BRUNON-VALLETTE & CIE. (S. Á. R. L.), AND SOCIÉTÉ ANON, DE GAS COMPRIMÉ. [Apparatus for Catalytic Highly Exothermic Gas Reactions.] French Patent 891,202. Mar. 1, 1944.

627. ETIENNE, A., AND DU CHAFFAUT. R. (E. I. du Pont de Nemours & Co.). Carrying Out Exothermic Catalytic Chemical Reactions. United States Patent 1,962,301. June 12, 1934.

628. EVERING, B. L., AND PETERS, E. F. (Standard Oil Co. of Indiana). Conversion of Olefins, Carbon Monoxide, and Hydrogen. United States Patent 2,606,939.

629. EVERSOLE, J. F. (Carbide & Carbon Chemicals Corp.). Dehydrogenation of Methanol. United States Patent 2,010,427, Aug. 6, 1935.

630. ------. [EVERSOLE, J. F.] (Carbide & Carbon Chemicals Corp.). Methanol Catalyst. Canadian Patent 359,414, July 28, 1936.

631. FABRIQUE NATIONALE DE PRODUCTS CHIMIQUES ET D’EXPLOSIFS SOC. ANON. Distilling Solid Carbonaceous Materials. British Patent 296,443, Sept. 2, 1927.

632. FALK-HULTGREN, N., AND VIDSTRAND, E. H. [Combustible Liquid.] Danish Patent 18,827, July 11, 1913.

633. FALK-HULTGREN, N., AND VIDSTRAND, E. H. [Combustible Liquid.] Norwegian Patent 24,576, Jan. 18, 1913.

634. FARBWERKE VORM. MEISTER LUCIUS AND BRÜNING. Methane. British Patent 146,110, June 21, 1920.

635. ------. [FARBWERKE VORM. MEISTER LUCIUS AND BRÜNING.] Methane. British Patent 146,114, June 22, 1920.

636. ------. [FARBWERKE VORM. MEISTER LUCIUS AND BRÜNING.] Methane. British Patent 161,924. May 12, 1921.

637. ------. [FARBWERKE VORM. MEISTER LUCIUS AND BRÜNING.] [Production of Methane.] French Patnet 521,054, July 6, 1921.

638. FARENHOLTZ, W. A., HUBBE, G., AND HUBBE, H. Apparatus for Mixing Gases and liquid in the Oxidation of Hydrocarbons of High Molecular Weight Into Fatty Acids and Alcohols. British Patent 515,720, Dec. 12, 1939.

639. ------. [FARENHOLTZ, W. A., HUBBE, G., AND HUBBE, H.] Oxidation of Paraffin Hydrocarbons. British Patent 507,521, June 16, 1939.

640. ------. [FARENHOLTZ, W. A., HUBBE, G., AND HUBBE, H.] Oxidizing Hydrocarbons. British Patent 506,104, May 23, 1939.

641. FARLOW, M. W., AND HERRICK, E. C. (E. I. du Pont de Nemours & Co.). Catalytic Hydrogenation of Carbon Monoxide to Orientable. Essentially hydrocarbon Polymers. United States Patent 2,652,372. Sept. 15, 1953.

642. FASCE, E. V. (Standard Oil Development Co.). Selective Oxidation Process Producing Fatty Acids and Alcohols. United States Patent 2,537,577, Jan. 9, 1951.

643. FAUSER, G. [Apparatus for Exothermic Reactions Under Pressure and at High Temperature.] Italian Patent 450,478, July 21, 1949.

644. ------. [FAUSER, G.] (Montecatini Società generale per Findustria mineraria e chimeca). [High-pressure Reactor for Liquid-Phase Synthesis.] Italian Patent 448,038, May 6, 1949.

645. FAWCETT, E. W., GIBSON, R. O., AND IMPERIAL CHEMICAL INDUSTRIES. LTD. Formic Acid. British Patent 447,492, May 19, 1936.

646. FEILER, P. (I. G. Farbenindustrie A. G.). [Liquid Hydrocarbons.] German Patent 749,375. Apr. 8, 1942.

647. FEISST, W., NEWELLING, H., AND ROELEN, O. (Hydrocarbons Synthesis Corp.). Converting Carbon Oxides Into Higher Hydrocarbons. United States Patent 2,238,726. Apr. 15, 1941.

648. FEISST, W., ROELEN, O., AND SCHUFF, W. (Alien Property Custodian). Synthesis of Multilink Hydrocarbons From Hydrogen and Carbon Monoxide. United States Patent 2,369,956, Feb. 20, 1945.

649. FETTERLY, L. C. (N. V. de Bataafsche Petroleum Maatschappij). [Extractive Crystallization of Hydrocarbons From Their Mixtures With Urea by formation of Crystalline Complexes.] French Patent 963,978. July 26, 1950.

650. ------. [FETTERLY, L. C.] (Shell Development Co.) Extractive Fractionation of Organic Compounds. United States Patent 2,520,715, Aug. 29, 1950.

651. ------. [FETTERLY, L. C.] (Shell Development Co.) Extractive Fractionation Process. United State Patent 2,549,372, Apr. 17, 1951.

652. ------. [FETTERLY, L. C.] (Shell Development Co.) Extractive Fractionation Process. United State Patent 2,588,506, Mar. 11, 1952.

653. ------. [FETTERLY, L. C.] (N. V. de Bataafsche Petroleum Maatschappij). [Fractional Extraction and Crystallization of Hydrocarbon Mixtures in the Form of Complex Compounds With Urea and Thiourea.] French Patent 964,694, Aug. 22, 1950.

654. ------. [FETTERLY, L. C.] (N. V. de Bataafsche Petroleum Maatschappij). [Fractional Extraction and Extractive Crystallization of Isomeric Hydrocarbon Mixtures.] French Patent 969,716, Dec. 26, 1950.

655. ------. [FETTERLY, L. C.] (N. V. de Bataafsche Petroleum Maatschappij). [Separation of Branched Aliphatic and Aromatic as Well as Cyclic and Naphthenic Hydrocarbons From Mixtures With Other Hydrocarbons and Hydrocarbon Compounds by Adding Urea or Thiourea Which Forms Crystalline Complex Compounds With Isoparaffins, Cyclic or Naphthenic Hydrocarbons.] French Patent 964,693, Aug. 15, 1948.

656. ------. [FETTERLY, L. C.] (Shell Development Co.). Thiourea-Hydrocarbon Complexes and Process for Preparing Same. United States Patent 2,499,820, Mar. 7, 1950.

657. FIELD, E., AND HILL, B. L. (Standard Oil Co. of Indiana). Higher Alcohols From Aldehydes. United States Patent 2,587,576, Mar. 6, 1952.

658. FIORELLI, F. [Gas Production.] Italian Patent 384,203, July 9, 1940.

659. ------. [FIORELLI, F.] [Vertical Oven for Synthesizing Gas.] German Patent 719,874, Apr. 18, 1942.

660. FISCHER, E., AND DONATH, B. Hydrocarbons. British Patent 479,931, Feb. 9, 1938.

661. ------. [FISCHER, E., AND DONATH, B.] [Synthetic Hydrocarbons.] French Patent 825,379, Mar. 2, 1938.

662. FISCHER, F. [Apparatus for Producing Hydrocarbons From Methane.] German Patent 583,851, Sept. 13, 1933.

663. ------. [FISCHER, F.] Catalytic Purification of Gases. British Patent 282,634, Dec. 24, 1926.

664. ------. [FISCHER, F.] (Studien- und Verwertungs-G. m. b. H.). Catalytic Synthesis of Aliphatic Hydrocarbons, as in Production of Light Liquid Hydrocarbons. United States Patent 2,149,515, Mar. 7, 1939.

665. ------. [FISCHER, F.] Higher Hydrocarbons From Methane. British Patent 319,340, Sept. 22, 1928.

666. ------. [FISCHER, F.] [Hydrocarbons.] German Patent 571,898, Mar. 9, 1933.

667. ------. [FISCHER, F.] [Hydrocarbons From Methane.] German Patent 578,311, June 12, 1933.

668. ------. [FISCHER, F.] Liquid Hydrocarbons From Carbon Monoxide and Hydrogen. Australian Patent 4,773, Apr. 28, 1932.

669. ------. [FISCHER, F.] [Oxgenated Organic Compounds.] German Patent 546,336, Feb. 5, 1930.

670. ------. [FISCHER, F.] [Synthesis Gas From Hydrogen and Carbon Monoxide.] German Patent 685,291, Dec. 15, 1939.

671. FISCHER, F., AND KOCH, H. (Studien- und Verwertungs-G. m. b .H.). “Knock-Proof” Gasoline and Lubricating Oil. United States Patent 2,128,994, Sept. 9, 1938.

672. FISCHER, F., AND PICHLER, H. Aromatic and Unsaturated Hydrocarbons From Methane. British Patent 316,126, July 23, 1928.

673. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Catalysts for Synthesizing Hydrocarbons.] Italian Patent 363,948, no date.

674. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Flow of Gases in Catalytic Reactions.] German Patent 708,500, July 23, 1941.

675. ------. [FISCHER, F., AND PICHLER, H.] [Hydrocarbons.] French Patent 686,040, Dec. 10, 1928.

676. ------. [FISCHER, F., AND PICHLER, H.] (Hydrocarbon Synthesis Corp.), Hydrocarbons From Gases Containing Carbon Monoxide and Hydrogen. United States Patent 2,257,457, Sept. 30, 1941.

677. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Paraffin.] French Patent 828,893, no date. 

678. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). Process for Producing Iron Catalysts. German Patent Appl. St. 60,795, filed May 23, 1941.

679. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Process for the Production of Higher Hydrocarbons From Carbon Monoxide and Hydrogen Under Increased Pressure.] German Patent 738,091, July 1, 1943.

680. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Process for the Production of Hydrocarbons From Carbon Monoxide and Hydrogen.] German Patent Appl. St. 56,856, filed Nov. 25, 1937.

681. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Process for the Production of Hydrocarbons From Carbon Monoxide and Hydrogen.] German Patent Appl. 60,409, filed Jan. 22, 1941.

682. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Process for the Production Paraffin.] German Patent Appl., St. 56,469, filed July 30, 1937.

683.  ------.  [FISCHER, F., AND PICHLER, H.]   (Studien- und Verwertungs-G. m. b. H.).  Process for the Production of Solid, Liquid and Easily Liquefiable Apliphatic Hydrocarbons From Carbon Monoxide and Hydrogen.  German Patent Appl. St. 61,859, filed May 5, 1942.

684.  ------.  [FISCHER, F., AND PICHLER, H.]   (Studien- und Verwertungs-G. m. b. H.)  [Process for the Production of Solid, Liquid, and Easily Liquefied Aliphatic Hydrocarbons From Carbon Monoxide and Hydrogen.]  German Patent Appl. St. 56,470, filed July 30, 1937.

685. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Production of Hydrocarbon Monoxide and Hydrogen.] Hungarian Patent 122,138, no date.

686. ------. [FISCHER, F., AND PICHLER, H.] (Studien- unde Verwertings-g. m. b. H.). [Production of Hydrocarbons From Carbon Monoxide and Hydrogen.] Hungarian Patent 123,067, no date.

687. ------. [FISCHER, F., AND PICHLER, H.] Production of Hydrocarbons Having a High Carbon Content From Hydrocarbons Having a Low Carbon Content. United States Patent 1,940,209. Dec. 19, 1933.

688. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Solid Aliphatic Hydrocarbons.] German Patent 705,528, Apr. 30, 1941.

689. ------. [FISCHER, F., AND PICHLER, H.] (Hydrocarbon Synthesis Corp.). Solid Paraffin Products From Carbon Monoxide and Hydrogen. United States Patent 2,206,500, July 2, 1940.

690. ------. [FISCHER, F., AND PICHLER, H.] (Hydrocarbon Synthesis Corp.). Synthesis of Paraffin From Carbon Monoxide and Hydrogen. United States Patent 2,243,897, June 8, 1941.

691. ------. [FISCHER, F., AND PICHLER, H.] (Studien- und Verwertungs-G. m. b. H.). [Synthesizing Hydrocarbons From Carbon Monoxide and Hydrogen.] German Patent 716,853. Jan. 8, 1942.

692. FISCHER, F., AND ROELEN, D. [Hydrocarbons From Carbon Monoxide and Hydrogen.] Austrian Patent 153,194, no date.

693. ------. [FISCHER, F., AND ROELEN, D.] (Studien- und Verwertungs-G. m. b. H.). [Hydrocarbons From Carbon Monoxide and Hydrogen-Temperature Regulation.] German Patent 672,731, Mar. 9, 1939.

694. FISCHER, F., AND SCHRADER, H. [Process for Reduction or Hydrogenation With Formates.] German Patent 370,975, Mar. 9, 1923.

695. FISCHER, F., AND TROPSCH, H. [Alcohols and Other Oxygen-Containing Compounds by Catalytic Reduction of Carbon Monoxide at High Temperatures and Pressure.] German Patent 411,216, mar. 26, 1925.

696. ------. [FISCHER, F., AND TROPSCH, H.] Gas Purification. Canadian Patent 266,382, Dec. 7, 1926.

697. ------. [FISCHER, F., AND TROPSCH, H.] [Hydrocarbon Synthesis From Carbon Monoxide and Hydrogen.] German Patent 577,069, no date.

698. ------. [FISCHER, F., AND TROPSCH, H.] Hydrocarbons. British Patent 255,818, July 21, 1925.

699. ------. [FISCHER, F., AND TROPSCH, H.] [Hydrocarbons.] German Patent 484,337, Oct. 16, 1929.

700. ------. [FISCHER, F., AND TROPSCH, H.] [Hydrocarbons.] German Patent 531,004, Aug. 7, 1931.

701. ------. [FISCHER, F., AND TROPSCH, H.] [Hydrocarbons.] German Patent 567,069, De. 27, 1932; appl. F 62,091, filed Sept. 15, 1926.

702. ------. [FISCHER, F., AND TROPSCH, H.] [Hydrocarbons From Hydrogen and Oxides of Carbon.] German Patent 524,468, May 7, 1931.

703. ------. [FISCHER, F., AND TROPSCH, H.] Paraffinic Hydrocarbons. United States Patent 1,746,464, Feb. 11, 1930.

704. ------. [FISCHER, F., AND TROPSCH, H.] Paraffins. Canadian Patent 265,063, Oct. 19, 1926.

705. ------. [FISCHER, F., AND TROPSCH, H.] [Process for Producing Paraffin Hydrocarbons.] Austrian Patent 119,038, Apr. 15, 1930.

706. ------. [FISCHER, F., AND TROPSCH, H.] (Ruhrchemie A. G.). [Producing Paraffin Hydrocarbons.] French Patent 613,200, Nov. 10, 1926.

707. ------. [FISCHER, F., AND TROPSCH, H.] Removing Sulfur From Gases. British Patent 254,288, Jan. 20, 1927.

708. ------. [FISCHER, F., AND TROPSCH, H.] [Synthesis Catalyst.] Swiss Patent 125,468, no date.

709. FISCHER, F., KOCH, H, AND GILPERT, W. (Studien- und Verwertungs-G. m. b. H.). [Process for the Conversion of High-Boiling Hydrocarbons into Lower-Boiling Hydrocarbons.] German Patent Appl. St 63,927, filed Mar. 8, 1944.

710. FISCHER, F., PICHLER, H., AND BUFFLEB, H. (Studien-und Verwertungs-G. m. b. H.). [Process for Producing Formic Acid From Carbon Monoxide and Water.] German Patent Appl. St 61,649, filed Mar. 14, 1942.

711. FISCHER, F., PICHLER, H., AND ZIESECKE, K. (Studien- und Verwertungs-G. m. b. H.). [Process for the Catalytic Production of Hydrocarbons.] German Patent Appl. St 62,438, filed Nov. 5, 1942.

712. ------. [FISCHER, F., PICHLER, H., AND ZIESECKE, K.] (Studien- und Verwertungs-G. m. b. H.). [Process for the Production of Antiknock Hydrocarbons.] German Patent Appl. St 62,589, filed De. 14, 1942.

713. FISCHER, G., AND BIEDERBECK, H. (Ruhrchemie A. G.). [Removal of Carbon Dioxide From Technical Gases.] German Patent 699,843, Nov. 7, 1940.

714. FISCHER, H. G. M., AND WELTY, A. B., Jr. (Standard Oil Development Co.). Gasification of Carbonaceous Material. United States Patent 2,618,544, Nov. 18, 1952: appl, filed June 29, 1951, Serial No. 234,412: 7 claims (Cl. 48-266).

715. FLEMING, H. W. (Phillips Petroleum Co.). Separation of Oxygen-Containing Chemical Compounds. United States Patent 2,586,928. Feb. 26, 1952.

716. FLEMING, H. W. (Phillips Petroleum Co.). Solvent Extraction of Oxygenated Organic Compounds. United States Patent 2,580,750. Jan. 1, 1952.

717. FLEMING, H. W., AND CROMEANS, J. S. (Phillips Petroleum Co.). Separation of Oxygenated Organic Compounds. United States Patent 2,586,929. Feb. 26, 1952.

718. FLEMING, H. W., AND FRIEDMAN, A. H. (Phillips Petroleum Co.). Treatment of Synthetic Gasoline, United States Patent 2,615,036, Oct. 21, 1952.

719. FOHLEN, J. L. [Liquid Hydrocarbons by Synthesis.] French Patent 33,568, Apr. 27, 1927.

720. ------. [FOHLEN, J. L.] [Manufacture of Liquid Hydrocarbons From Water Gas.] French Patent 631,927, Apr. 14, 1927.

721. ------. [FOHLEN, J. L.] [Synthetic Fuels.] French Patent 37,076, Dec. 23, 1927. Chem. Abs., vol. 25. 1931, p. 1060..

722. ------. [FOHLEN, J. L.] [Synthetic Organic Compounds.] French Patent 680,585. Dec. 27, 1928.

723. FORD, T. A. (E. I. du Pont de Nemours & Co.). Hydrogenation of Carboxylic Acids to Alcohols. United States Patent 2,607,807. Aug. 19, 1952.

724. FRANCEWAY, J. A. (Standard Oil Development Co.). Restoring the Activity of Hydrogenation Catalysts. United States Patent 1,904,218. Apr. 18, 1933.

725. FRANCON, J. (Distillers Co., Ltd.). Formaldehyde. British Patent 517,740, Feb. 7, 1940.

726. ------. [FOHLEN, J. L.] (Société undustrielle des carburants et solvents). Hydrogenation Catalysts. United States Patent 2,132,613. Oct. 11, 1938.

727. ------. [FOHLEN, J. L.] Manufacture of Formaldehyde. British Patent 450,449, Jan. 5, 1935.

728. ------. [FOHLEN, J. L.] Manufacture of Formaldehyde. United States Patent 2,111,469. Mar. 15, 1938.

729. FRANCON, J., AND DISTILLERS Co., LTD. Catalysts. British Patent 519,874. Apr. 9, 1940.

730. FRANKENBERG, W. G. (Hydrocarbon Research, Inc.). Catalytic Reduction of Carbon Oxide by Hydrogen. United States Patent 2,507,510. May 16, 1950.

731. ------. [FRANKENBERG, W. G.] (Hydrocarbon Research, Inc.). Catalytic Reduction of Carbon Oide by Hydrogen. United States Patent 2,531,420, Nov. 28, 1950.

732. ------. [FRANKENBERG, W. G.] (Hydrocarbon Research, Inc.). Catalytic Reduction of Carbon Oxide by Hydrogen. United States Patent 2,539,414, Jan. 30, 1951.

733. FRANKENBURG, W. G., AND LAYING, E. T. (Hydrocarbon Research, Inc.). Hydrocarbon Synthesis. United States Patent 2,600,399, June 17, 1952.

734. ------. [FRANKENBERG, W. G.] (Hydrocarbon Research, Inc.). Synthesis of Hydrocarbons. British Patent 671,652, 1952.

735. ------. [FRANKENBERG, W. G.] (Hydrocarbon Research, Inc.). Synthesis of Hydrocarbons and Oxygenated Hydrocarbons. United States Patent 2,510,096. June 6, 1950.

736. FRANKENBURGER< W., ZIMMERMANN, W., AND MAYRHOFER, K. (I. G. Farbenindustrie A. G.). [Carrying Out Chemical Reactions in Gases and Vapors.] German Patent 528,740, Feb. 5, 1927.

737. FRANKLIN, R. G. Catalyst. Canadian Patent 280,008, May 8, 1928.

738. ------. [FRANKENBERG, W. G.] (Imperial Chemical Industries, Ltd.). Catalysts for Methanol Production. United States Patent 1,774,432. Aug. 26. 1930.

739. ------. [FRANKENBERG, W. G.] (Imperial Chemical Industries, Ltd.). Catalytic Production of Methanol. United States Patent 1,878,390, Sept. 20, 1932.

740. FRANKLIN, R. G., AND SYNTHETIC AMMOIA & NITRATES, LTD. Catalysts for Methanol Synthesis. British Patent 293,056, Dec. 23, 1926.

741. ------. [FRANKLIN, R. G., AND SYNTHETIC AMMOIA & NITRATES, LTD.] Synthesis of Methanol. British Patent 290,399, Nov. 15, 1926.

742. FRANZEN, H., AND LUTHER, M. (I. G. Farbenindustrie A. G.) [Organic Acids From Hydrocarbons.] German Patent 489,938, Oct. 29, 1927.

743. FREE, G. (Badische Anilin und Soda-Fabrik). [Sulfonic Acids or Their Salts From Paraffinic Hydrocarbons.] German Patent 804,571. Apr. 26, 1951.

744. FREJAQUES, J. L. M. (Cie des produits chimiques et électrométallurgiques). {Methods of Manufacturing Fuels.] German Patent Appl. -, filed Mar. 6, 1939.

745. FREY, F. E. (Phillips Petroleum Co.). Converting Normally Gaseous Hydrocarbons Into Products of Higher Molecular Weight. United States Patent 2,180,672. Nov. 21, 1939.

746.  FREY, U.  [Catalysts for the Synthesis of Hydrocarbons From CO2 and H2.]  French Patent 958,160. Mar. 3. 1950.

747. FREYERMUTH, G. H. (Standard Oil Development Co.). Hydrogen From Steam and Hydrocarbons. United States Patent 1,970,695, Aug. 21, 1934.

748. FRIEDMAN, A. H. (Phillips Petroleum Co.). Distribution for Inlet Gas. United States Patent 2,654,659, Oct. 6, 1953: appl. filed Dec. 18, 1947: Serial No. 792,515: 3 claims (Cl. 23-288)..

749. ------. [FRIEDMAN, A. H.] (Phillips Petroleum Co.). Method for Replacing Deactivated Hydrocarbon Synthesis Catalyst With Fresh Catalyst. United States Patent 2,573,559, Oct. 30, 1951.