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A. A. Campoli has written:

'Coal mine bumps' -- subject(s): Coal mine accidents, Rock bursts

'Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)' -- subject(s): Boring, Coal mines and mining, Firedamp, Mine ventilation, Safety measures

'Performance of a novel bump control pillar extracting technique during room-and-pillar retreat coal mining' -- subject(s): Coal mines and mining, McDowell County, Pillaring (Mining), West Virginia

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10y ago

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