Companies doing business with the United Nations are required to accept and comply with the UN Supplier Code of Conduct. The Code of Conduct informs Vendors of the following: - that they are excpected ...
Abstract: The standard drill pipe for drilling in coal mine gallery is one of the main drilling tools in underground coal mine drilling. Its reliability directly affects the safety and efficiency of ...
5.50 INCH OD DRILL PIPE GRADE S135 21.90 PPF WITH HB IPC COMES WITH DOUBLE SHOULDER DS55 CONN, WITH PRE-EXISTING HB IPC, RANGE 2 WITH HD PLASTIC THREAD PROTECTORS, MFG AS PER API 5D SPECS WITH NEW DS1 ...
Diamond Offshore Drilling Inc filed for bankruptcy protection in Texas on Sunday, after the company recently skipped making an interest payment and said it had retained restructuring advisers.The ...
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