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.
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18 pieces of prefabricated reinforced concrete shafts dn 1 000 4 plastic shafts (pp) dn 600 cable conduit installation: approximately 30 m cable pull tube od 63 pe-hd.
and has a removable cover plate, which eliminates the need to pull tubes through a hole for insertion or removal.