THE complaint has frequently been made against mine owners in this country that they are not availing them selves of coal-cutting machinery to anything like the same extent as mine owners in the ...

XI'AN CITY, SHAANXI PROVINCE, CHINA, February 12, 2026 /EINPresswire.com/ -- Coal shearers serve as the primary cutting ...

1 of 8 — Buck Koptchak tests the torque on a coal mine roof expansion bolt in Clearfield County, Pa. Two years earlier, his father was killed doing the same job. 2 of 8 — A coal cutting machine ...

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