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roadhead conveyor system for shotfired drivages

Roadhead Conveyor System For Shotfired Drivages

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Entire systems are also available for mechanised drivages with roadheading machines and for conventional shotfired drivages with drill

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Dust suppression measures were applied on all faces and conveyor systems. 2. 3 Manpower and occupational groups At the end of the dust year the ex-Pentremawr Colliery population was 360 including 151 men employed at Cynheidre 1 and 2 Colliery. Sixty of the workmen were classified as faceworkers, 186 as non-faceworkers and 114

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Information Circular 9465 Handbook for Dust Control in Mining By Fred N. Kissell, Ph. D. U.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES Public Health Service

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