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II. Longwall Safety

Schedule
Friday, June 11th
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1999
	An Investigation of Longwall Gob Gas Behavior and Control Methods Steven J. Schatzel, NIOSH, Pittsburg, PA William P. Diamond, NIOSH, Pittsburg, PA Fred Garcia, NIOSH, Pittsburg, PA John C. LaScola, NIOSH, Pittsburg, PA Frank E. McCall, NIOSH, Pittsburg, PA Paul W. Jeran, NIOSH, Pittsburg, PA Thomas P. Mucho, Cyprus Emerald Resources Corporation, Waynesburg, PA Rolla, Missouri
12:00 AM	Characteristics of Airborne Dust in the Return Airways of the Mechanized Longwall Face Tevfik Güyagüler, Middle East Technical University, Turkey Sinan Keskin, Middle East Technical University, Turkey Rolla, Missouri
12:00 AM	Gas Emission Control on Longwall Panels at the Vorkuta Coal Mines V. N. Bobrovnikov, Coal Research Institute, Pechorniiproject, Russia O. I. Kazanin, St. Petersburg State Mining Institute (Technical University), Russia A. P. Veselov, Coal Mining Stock Company, Vorkutaugol, Russia Rolla, Missouri
12:00 AM	Mining Safety of Longwall Top-coal Caving in China Jian Wu, China University of Mining and Technology, China Yueping Qin, China University of Mining and Technology, China Minghua Zhai, Zhangji Coal Mine, Xuzhou Mining Bureau, China Rolla, Missouri
12:00 AM	Water Injection in Longwall Top-coal Caving Face in China Zhang Yong, China University of Mining and Technology, China Fu Gui, China University of Mining and Technology, China Rolla, Missouri