aWithin the Snubber are the grips which contact the drill pipe body and transmit vertical and rotational forces to the pipe. The Snubber contains hydraulic motors to spin the pipe into or out of the connection and hydraulic rams to apply make up or break out torque. The Coupler is contained...
a法律咨询室 Legal consultation room[translate] a扎钢 Grips the steel[translate] a青岛中润德置业有限公司 In Qingdao the Run Germany sets at industry the limited company[translate] aThe sphinx is a very famous monument in Egypt that almost every tousist there goes to see. According to archaeologis...
Hunger grips southern Africa as Zimbabwe declares drought a disaster Nyasha Chingono – Reuters /jlne.ws/4aBSKCc The Other Side of the North Dakota Oil Boom: Evictions; Research into Williams County’s fracking industry shows how a commodity boom can accelerate the number of people losing their...
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