pull tube

pull tube

[′pu̇l ‚tüb]
(petroleum engineering)
Tube used in rod-type, traveling-barrel oil well pumps to connect the pump plunger with the seating anchor.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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"He was trying to pull tubes out, and I was kind of pulling at his hand and he was pulling at me.