PREVENT SPONTANEOUS COMBUSTION OF COAL GANGUE HEAP BY THE METHOD OF COMPACTION
Liu Shouwei(Yangquan Coal Mine Bureau ,Yangquan ,Shanxi ,045000)
The paper provides the cause of spontaneous combustion of coal gangue heap,and some existing extinguishing methods. There are two examples in the paper. The first is that,the method of compacting -covering was successfully applied to Yangquan Coal Mine Bureau. The second is that,the method of compacting several layers wad successfully used to prevent spontaneous combustion of coa gangue heap. In the end,the resource recovery of coal gangue is suggested,it is more important and hopeful.
【CateGory Index】： TD752