Copper-Cobalt ores. Various cobalt bearing minerals have economic significance including cobaltite (CoAsS). carrollite (Cu(Co.Ni)2S4), and linnaeite (Co3S4).
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The hose on a rotary drilling rig that conducts the drilling fluid from the mud pump and standpipe to the swivel and kelly; also called the mud hose or the kelly hose.
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How long does a package take by airmail from Guangzhou to Australia? it left On the 4th of April 2014 tracking #RB756134585CN. Answers (1)
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