نمایش نتیجه 1 تا 2 از 2 نتیجه یافت شده برای pump-down:
n: a device, similar to a ball, used to manipulate hydraulically operated down- hole tools. See ball.
a pump-down fluid separation device. May also be used to operate tools downhole by hydraulic forces.
adj: descriptive of any tool or device that can be pumped down a wellbore. Pump-down tools are not lowered into the well on wireline;instead, they are pumped down the well with the drilling fluid.
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