Research state and its development trends of structure coal

Abstract：Structure coal is an important content in coal mine gas disasters control and gas exploitation.Four historical achievements was expounded by analysis structure coal classification, causes, physical and mechanical characters, and its control on gas outburst.According the controlling of different causes and different types tectonics controlled by regional tectonics, problem and research direction was put forward in structure coal research, which the cause research on structure coal is the basis, the control model research of soft coal is the core.

Keyword：structure coal;research state;development trend;