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Sulfur Poisoning of Catalysts
Quarterly Report 1 January-31 March 1977 - 1977

Isakson, W. E.

Stanford Research Institute

In the pdf format this document has 38 pages and is 610kb

Table of Contents

I

 Introduction 1

II

 Fischer-Tropsch Catalysts 2
 

A

 Carburization Studies at Elevated Pressures 2
 

1

 Experimental Results 4
  a Catalyst Reduction 4
b Carburization in the High Pressure Reactor 4
c Effect of Heating Rate 7
d X-ray Diffraction Analysis 10

3

 Discussion 10

B

 AES Study of Promoter Distribution 14

C

 Reactivity of Surface Carbon Deposited on an Alumina Supported Ruthenium Catalyst 19
 

1

 Experimental Program 19

2

 Discussion of Results 21

III

 Surface and Bulk Transport Kinetics 25
 

A

 Surface and Bulk Transport Kinetics 25
 

1

 Experimental Program 25

2

 Discussion of Results 27

B

 Kinetic Model of Surface and Bulk Carburization 29

IV

 C-H-O Gas Phase Compositions in Equilibrium with Iron Carbides 33