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Purged/pressurized
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Eеx p, английский
С продувкой/под давлением, русский
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Eеx p, английский
Pump station, английский
The site at which one or more pumps are installed along a pipeline for the purpose of forcing a fluid through the line. pump stroke. the linear distance through which the piston in a pump travels from one extreme position to the other within the cylinder. pump surge. the pulsating effect transmitted to a pipe¬line or drill string at the completion of each com¬pression stroke of a reciprocating-piston pump. pup. 1. =guide coupling, q.v. 2. a pilot and/or sub. pup joint. a reaming-bit pilot to which a reaming bit can be coupled. see guide coupling. pyramid-set. a bit crown, the face of which is covered with a series of stubby pyramids, each apex of which is set with a diamond.
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