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Information × Registration Number 0205U000644, 0103U001289 , R & D reports Title Stading of regularities of phase and structure changes in coal at action of external physical fields popup.stage_title Head Valeriy Sobolev, Registration Date 04-02-2005 Organization National Mining University popup.description2 The new, unknown before property of system "coal-gas" to keep high ability of coal matter for mechanically destruction in condition of hydrostatic compression and unstable equilibrium of chemical state between components of coal microstructure and formed gas is established. But in case of breach these conditions reaction coal-gas begin to develop spontaneously. Product Description popup.authors popup.nrat_date 2020-04-02 Close