FISCHER-TROPSCH CATALYST PREPARED USING HIGH-PURITY IRON-CONTAINING PRECURSOR (VARIATIONS) Russian patent published in 2007 - IPC B01J37/04 B01J37/12 B01J23/745 B01J23/78 C07C1/04 

Abstract RU 2299764 C2

FIELD: petrochemical process catalyst.

SUBSTANCE: invention relates to a method of preparing catalyst for use in Fischer-Tropsch process and to catalyst obtained according present invention. Preparation of catalyst suitable for conversion at least one synthesis gas component comprises: providing aqueous solution of organic acid; adding iron metal to acid solution; passing oxidant through the solution until iron metal is consumed and iron-containing slurry formed; grinding resulting slurry to achieve average particle size less than about 2 μm; adding at least one promoter to ground iron-containing slurry to form product suspension, concentration of said promoter being such as to obtain said product suspension containing solid phase constituting from about 10 to about 40% of the weight of suspension, including said promoter; performing spray drying of suspension to obtain particles; and calcining these particles to obtain desired catalyst.

EFFECT: optimized catalyst preparation procedure.

23 cl, 2 dwg, 1 tbl, 12 ex

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RU 2 299 764 C2

Authors

Khu Ks. D.

O`Brajen Robert Dzh.

T'Jull Richard

Konka Ehsterino

Rubini Karlo

Petrini Gvido

Dates

2007-05-27Published

2002-05-15Filed