Gas lift valve mechanism
United States Patent 2672827
US Patent References:
/0152444.html
- - 0152444

Pressure responsive device
- - 1934548

Liquid pump
- - 1981965

Heater and thermo control therefor
- - 2216809

Fluid control valve
- - 2313564


Inventors:
Mcgowen Jr., Harold E.
Publication Date:
03/23/1954
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Assignee:
SID W RICHARDSON INC
Primary Class:
417/115
Other Classes:
137/155, 251/65
International Classes:
E21B43/12
US Patent References:
2437187Valve for aircraft cooling systems
2446680Well flow device
2465060Well flowing
2466515
2501755Valve mechanism
2556867Flow valve
Foreign References:
SE119381A