How to Maintain Oil Casing PipeAt present, many oil companies are protecting oil casing pipe , and do not allow the use of wear-resistant belts. So how to repair the casing problem? Many drilling companies have tried many methods to remove the toughness of the tungsten carbide of the drill pipe. In the welding process of the wea ...
lvy lee - Permanent Steel Manufacturing Co.,Ltd
Posted 13 days agoPress
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