Selective poisoning of Fischer-Tropsch catalysts

Chemistry: fischer-tropsch processes; or purification or recover – Group viii metal containing catalyst utilized for the... – Group ia or iia light metal containing material utilized...

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518714, 518715, 518716, 518718, 518719, 518721, C07C 104

Patent

active

045393346

ABSTRACT:
A Fischer-Tropsch process comprises contacting hydrogen and carbon monoxide in the presence of a conventional Fischer-Tropsch catalyst in combination with an amount of phosphorus effective to selectively poison the Fischer-Tropsch catalyst so as to improve the selectivity of said catalyst to C.sub.2 -C.sub.4 olefins.

REFERENCES:
patent: 2542464 (1951-02-01), Black et al.
patent: 2647138 (1953-07-01), Rottig
patent: 2707713 (1955-05-01), Mattox
patent: 2731486 (1956-01-01), Rottig

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