FIELD: chemistry.
SUBSTANCE: invention relates to method of obtaining hydrocarbon benzine fractions from synthesis-gas, which contains H2, CO and CO2 and has volume ratio H2/(CO+CO2), equal 1-3, by contacting of gas at temperature 320-440°C and pressure 40-100 atm with bi-functional catalyst, which contains zeolite with structure ZSM-5 or ZSM-11 and metaloxide component, with circulation of gas flow after reactor, being chraracterised by the fact that zeolite component of catalyst contains iron from 0.1 to 1% wt.
EFFECT: increasing aromatic hydrocarbons content in benzine fractions and performing regeneration of bifunctional catalyst at temperatures not more than 430-440°C.
3 cl, 10 ex, 2 tbl
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Authors
Dates
2008-12-27—Published
2007-04-26—Filed