METHOD FOR UNDERGROUND GASIFICATION Russian patent published in 1996 - IPC

FIELD: underground gasification, mainly, in conditions of necessity of utilization of large quantities of carbon-containing wastes. SUBSTANCE: separated from gas fed through gas exhaust wells are harmful solid and liquid wastes which are mixed with filling material in form of mixture of household and/or industrial wastes and, at least, a part of volume of which is presented by carbon-containing material. In so doing, formed filling mass is subjected to gasification with the use of existing and gas exhaust and blowing wells of gas producer. EFFECT: increased service life of underground gas producer and its structural members with increased volume of commercial gas and exclusion of a complex of work in utilization of gasification wastes. 5 cl, 2 dwg