Home > Term: ball and test
ball and test
A deep well pump valve in which a ball fits into a seat and prevents the backflow of oil or water. Each standing valve and each traveling valve has a ball and seat.
- Kalbos dalis: noun
- Pramonės šaka / sritis: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)
