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 Slurry phase syngas process

Details
Inventors: Ryan, Robert C.;
Assignee: Shell Oil Company (Houston, TX)
Primary Examiner: Mars; Howard T.
Assistant Examiner:
Attorney, Agent or Firm: Clendenen; Ronald L., Reper; Ronald R.

Syngas is converted to hydrocarbons with a Fischer-Tropsch catalyst contained in a slurry phase wherein additionally dissolved in the slurry phase is a phosphabicycloalkane.

DETAILED DESCRIPTION I claim: 1.
A process for converting carbon monoxide and hydrogen to hydrocarbons which comprises contacting the carbon monoxide and hydrogen at a temperature ranging from about 175.
degree.
C.
to about 400.
degree.
C.
and a pressure ranging from about 5 bar to about 500 bar with an iron-based Fischer-Tropsch catalyst wherein said catalyst is dispensed as a slurry in an inert organic solvent and wherein additionally is dissolved in the solvent a phosphabicycloalkane having the formula: ##STR5## where Q represents hydrogen or non-acetylenic hydrocarbyl of 1 to 36 carbon atoms y and z represent positive integers whose sum is from 2 to 3, and R represents hydrogen or lower alkyl of 1 to 4 carbons such that no more than two R groups are alkyl at any one time and that each of said alkyl groups is attached to a different ring carbon.
2.
The process of claim 1 wherein the Fischer-Tropsch catalyst comprises iron and at least one other transition metal.
3.
The process of claim 2 wherein the catalyst comprises iron, manganese and zinc.
4.
The process of claim 3 wherein the concentration of the iron ranges from about 15 to about 50 percent by weight measured as the metal exclusive of any support, the manganese ranges from about 15 to about 50 percent by weight measured as the metal, exclusive of any support and the zinc ranges from about 2 to about 10 percent by weight measured as the metal exclusive of the support.
5.
The process of claim 1, 2, 3 or 4 wherein the temperature ranges from about 200.
degree.
C.
to about 350.
degree.
C.
and the pressure ranges from about 5 bar to about 200 bar.
6.
The process of claims 1, 2, 3 and 4 wherein the inert solvent is selected from the group consisting of alkanes, alkenes, alkanols, siloxanes and mixtures thereof which are liquid at the contacting temperatures and pressures.
7.
The process of claims 1, 2, 3 and 4 wherein the weight ratio of phosphabicycloalkane to catalyst range from 0.
01 to about 0.
5.
8.
The process of claims 1, 2, 3 or 4 wherein the weight ratio of phosphabicycloalkane to catalyst ranges from about 0



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