Hydraulic actuator for well pumps
... well pumps. Document Type: Patent. Inventor: Benson, Terrence M.. Applicant: Assignee: Oil & Sales Limited Partnership. Patent Number: 04414808 04414808A 04414808 A 04,414,808 04,414,808A 4414808 ...
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Gearbox assembly for deep oil well pumps
... well pumps. Document Type: Patent. Inventor: Sühling, Richard G.;Wefers, Hans K.. Applicant: Assignee: Franz Morat KG (GmbH & Co). Patent Number: 06440033 06440033B1 06440033 B1 06,440,033 06,440, ...
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Universal plunger for oil well pumps
A universal plunger for oil well pumps, which universal plunger includes a symmetrical plunger body having a longitudinal bore, a pair of threaded flange nipples projecting from end flanges located on ...
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Gearbox assembly for deep oil well pumps
... well pumps. Document Type: Patent. Inventor: Suhling, Richard G.;Wefers, Hans K.. Applicant: Assignee: Franz Morat KG (GmbH & Co.). Patent Number: 06063001 06063001A 06063001 A 06,063,001 06,063,001A ...
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CONTROL IMPROVEMENTS IN DEEP WELL PUMPS
... WELL PUMPS. Document Type: Patent. Inventor: James, Robert G.. Applicant: Assignee: Armco Inc.. Patent Number: 04599046 04599046A 04599046 A 04,599,046 04,599,046A 4599046 4599046A 4,599,046 4,599, ...
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Gas-liquid separator for well pumps
... well pumps. Document Type: Patent. Inventor: Kolpak, Miroslav;Bucaram, S. Michel. Applicant: Assignee: Atlantic Richfield Company. Patent Number: 05482117 05482117A 05482117 A 05,482,117 05,482,117A ...
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Prevention of sand plugging of oil well pumps
... well pumps. Document Type: Patent. Inventor: Mills, Ray J.. Applicant: Assignee: Kudu Industries Inc. Patent Number: 06371206 06371206B1 06371206 B1 06,371,206 06,371,206B1 6371206 6371206B1 6,371,206 ...
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Fitting for dual submersible pumps
A fitting for use downhole in a well for connecting a pair of well pumps one above the other to the bottom of a drop pipe or the like, so that each of the pumps may discharge well fluid into the drop ...
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Rotary oil well pump and sucker rod lift
A sucker rod lifting apparatus (10) for use with downhole rotary oil well pumps having a pump rotor (42) disposed within a pump stator (44) comprises at least one hydraulic cylinder (16) between a ...
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Well evacuator
... use of WELL-EVACUATOR® to extract and convey polluted liquid and vapor from wells to the surface for separation and treatment. This technology is an alternative to use of conventional well pumps alone ...
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