On Aug. 31, MSHA published a proposed rule in the Federal Register to require underground coal mines to equip continuous mining machines with proximity detection systems in order to protect miners ...
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Canaan (CAN) announced that the company had upgraded Avalon Miner A15 series mining machines. In April, Canaan released its Avalon Miner A1566 air cooling machine with 185 TH/s hash rate and power ...
The timing could hardly have been better. Last week, in the second week of the coal strike, the Pittsburgh Consolidation Coal Co. let it be known that it had conducted successful experiments with a ...
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