FIELD: chemistry.
SUBSTANCE: disclosed method comprises the following consecutive steps: mixing separately fed initial reagents in the form of a consecutively compressed and heated hydrocarbon-containing gas and a compressed oxygen-containing gas; gas-phase oxidation of the hydrocarbon-containing gas at high temperature and pressure of up to 10 MPa; cooling the reaction mixture in a mixing zone, reaction zone and cooling zone, respectively; cooling the obtained methanol-containing mixture; separating methanol; feeding exhaust gases into the initial hydrocarbon-containing gas or for recycling. The reaction mixture cooling zone is formed by continuously feeding a coolant in the direction of flow of the stream of the reaction mixture after the reaction mixture exits the mixing zone to form a coolant stream, which accommodates the reaction zone or at least part of the reaction zone, and inside said coolant stream in said reaction zone or part thereof, temperature of the reaction mixture is kept in the range of 520 to 600°C.
EFFECT: invention enables to obtain methanol with high output, simplifies design and reduces metal consumption of the reactor, while enabling to obtain end products of a given composition.
11 cl, 1 dwg, 1 tbl
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Authors
Dates
2015-11-10—Published
2015-02-09—Filed