π放面机道用凝胶防灭火的实践  

Practice of Fire Prevention and Extinguishing with Gel in π Type Caving Tunnels

作　　者：仲良 袁永生 

机构地区：[1]鹤岗矿业集团公司大陆煤矿,黑龙江鹤岗1541001

出　　处：《煤炭技术》2006年第5期74-76,共3页Coal Technology

摘　　要：鹤岗矿业集团公司大陆煤矿在-275南11层零区回掘期间,应用新型凝胶防灭火工艺,成功地完成了回采任务,有效地消灭了煤层发火,保证了正常生产。When the zero area, south No.11 layer, - 275 m level,in Dalu Coal Mine, the new technology of fire prevention and extinguishing with gel is applied. The mining task is successfully finished. The coal - bed fire is effectively extinguished. The normal production is ensured.

关 键 词：π放面 凝胶 防灭火 

分 类 号：TD75[矿业工程—矿井通风与安全]