PATENT

3524. ----- [STANDARD OIL CO.]  Mixtures of Carbon Monoxide and Hydrogen.  British Patent 636,206, Apr. 26, 1950; appl. filed Mar. 31, 1947.  Chem. Abs., vol. 44, 1950, p. 7515

Example:  For the preparation of 415,000,000 ft.³ of synthesis gas per day containing 175,000,000 ft.³ H₂, 175,000,000 ft.³ CO, and 65,000,000ft.³  CO₂ from a coal containing 4.2 lb. H₂ per 100 lb. C with Fe oxide as the O₂ carrier, the suitable operating conditions are: Coal feed, 188 ton per hr.; process steam feed, 440,000 lb. per hr.: air feed to regenerator, 315,000 standard ft.³ per min.: solids circulated from regenerator to generator.  1,200 ton per min.: generator temperature, 1,800° F.: generator pressure, 100 p. s. i. g. : regenerator temperature, 1,900° F.; regenerator pressure, 1 p. s. i. g. : approximate height of standpipe from regenerator to generator, 100 ft.; preheating temperature of steam and air, 1,100° F.