Secondary molding and manufacturing method for raw coal sample standard test piece of soft and easily crushed coal body

The invention discloses a secondary molding and manufacturing method for a raw coal sample standard test piece of a soft and easily crushed coal body. The method comprises the following steps: selecting a coal body geological unit which is slightly influenced by mining, and sawing a cuboid coal briq...

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Bibliographische Detailangaben

Hauptverfasser:	ZHANG RUILIN, TIAN KUNYUN, WANG ZHENJIANG, WANG GONGZHONG, LI FENGQIN
Format:	Patent
Sprache:	eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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