METHOD FOR PRODUCTION OF METHANOL SOLUTION OF FORMALDEHYDE, C-C-ALCOHOLS AND SYNTHETIC DIESEL FUEL AND DEVICE Russian patent published in 2008 - IPC C07C47/48 C07C31/02 C10G3/00 B01J19/24 

FIELD: organic chemistry, fuel production.

SUBSTANCE: claimed method includes feeding of heated hydrocarbon-containing and oxygen-containing gas in reaction unit, vapor phase oxidation of hydrocarbon-containing gas at 250-450°C and pressure of 2.0-10 MPa under near isothermal conditions; cooling of reaction mixture in heat exchangers, separation of gas and liquid phases of reaction mixture. separation of obtained methanol solution of formaldehyde, C₂-C₄-alcohols and methanol, methanol and gas phase after separation into reactors; catalytic methanol conversion on zeolite catalyst at 350-450°C and pressure of 3-8 MPa; cooling of produced reaction mixture in heat exchangers; separation of gas and liquid phases of reaction mixture; separation of aqueous fraction and synthetic diesel fuel liquid fractions, including fraction of liquid hydrocarbons, corresponding to motor gasoline having octane number of at least 92.

EFFECT: products of high quality; simplified technology; decreased energy consumption.

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