Gas lift valve and mandrel combination with improvement of the s

Details Gas lift valve and mandrel combination with improvement of the s Gas lift valve and mandrel combination with improvement of the s

1978-03-06

1979-04-17

Croyle, Carlton R.

Pumps

One fluid pumped by contact or entrainment with another

Aerated column

166227, 1661051, F04F 118, E03B 4318, E21B 4300

Patent

active

041498291

ABSTRACT:
An improved conventional type of gas lift valve and mandrel combination. It has a large area screen which encloses the valve and prevents it from having the inlet port and/or its integral small area screen, become plugged.

REFERENCES:
patent: 1329171 (1920-01-01), Garry et al.
patent: 1379477 (1921-05-01), Perry
patent: 2405323 (1946-08-01), Nixon
patent: 3130743 (1964-04-01), Canalizo
patent: 3175514 (1965-03-01), McMurry
patent: 3678999 (1972-07-01), Kulikou et al.

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