Best practice guidance for effective methane drainage and use in coal mines
UNITED NATIONS ECONOMIC COMMISION FOR EUROPE
Best practice guidance for effective methane drainage and use in coal mines - 2nd - New York United Nations 2016 - 106p cm. - Oxford India Paperbacks .
Glossary chapterwise
9789211171211
General Book
X9(D28):(F551), Q6/UN
Best practice guidance for effective methane drainage and use in coal mines - 2nd - New York United Nations 2016 - 106p cm. - Oxford India Paperbacks .
Glossary chapterwise
9789211171211
General Book
X9(D28):(F551), Q6/UN
