Well pump driven by fluid motor mounted above ground

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic pumping system with piston displacement sensing and control

    • Patent number 11,098,708
    • Issue date Aug 24, 2021
    • Weatherford Technology Holdings, LLC
    • Kenneth J. Schmitt
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Slant mounted hydraulic pumping system

    • Patent number 10,760,388
    • Issue date Sep 1, 2020
    • Weatherford Technology Holdings, LLC
    • James S. Trapani
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic pumping system with detection of fluid in gas volume

    • Patent number 10,619,464
    • Issue date Apr 14, 2020
    • Weatherford Technology Holdings, LLC
    • Jeffrey J. Lembcke
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pumping assembly

    • Patent number 9,863,415
    • Issue date Jan 9, 2018
    • 1238585 Alberta Ltd.
    • Perry L. St. Denis
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pumping assembly

    • Patent number 8,875,781
    • Issue date Nov 4, 2014
    • 1238585 Alberta Ltd.
    • Perry L. St. Denis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic oil well pumping apparatus

    • Patent number 8,678,082
    • Issue date Mar 25, 2014
    • Lufkin Industries, LLC
    • Michael A. Fesi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Regenerative hydraulic lift system

    • Patent number 8,562,308
    • Issue date Oct 22, 2013
    • Rodmax Oil & Gas, Inc.
    • David A. Krug
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pumping assembly

    • Patent number 8,523,543
    • Issue date Sep 3, 2013
    • 1238585 Alberta Ltd.
    • Perry L. St. Denis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic oil well pumping apparatus

    • Patent number 8,235,107
    • Issue date Aug 7, 2012
    • Lufkin Industries, Inc.
    • Michael A. Fesi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hybrid hydraulic-electric RAM pumping unit with downstroke energy r...

    • Patent number 8,087,904
    • Issue date Jan 3, 2012
    • Global Oilfield Services LLC
    • Larry D. Best
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Regenerative hydraulic lift system

    • Patent number 8,083,499
    • Issue date Dec 27, 2011
    • QuaLift Corporation
    • David A. Krug
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pumping installation for a gas producing well

    • Patent number 7,766,079
    • Issue date Aug 3, 2010
    • Global Energy Services Ltd.
    • Clayton Hoffarth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic oil well pumping apparatus

    • Patent number 7,762,321
    • Issue date Jul 27, 2010
    • Petro Hydraulic Lift System, L.L.C.
    • Michael A. Fesi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping from two levels of a pool of production fluid, and one way...

    • Patent number 7,314,081
    • Issue date Jan 1, 2008
    • 1075878 Alberta Ltd.
    • Wade Tokarek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus and method for driving submerged pumps

    • Patent number 7,044,215
    • Issue date May 16, 2006
    • New Horizon Exploration, Inc.
    • Greg Boyles
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Fluid well pumping system

    • Patent number 6,558,128
    • Issue date May 6, 2003
    • John E. Marvel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid well pump

    • Patent number 6,435,838
    • Issue date Aug 20, 2002
    • John E. Marvel
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic submersible pump for oil well production

    • Patent number 6,004,114
    • Issue date Dec 21, 1999
    • Edmund C. Cunningham
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Down hole well pumping apparatus and method

    • Patent number 5,915,475
    • Issue date Jun 29, 1999
    • Edward A. Wells
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Regenerative hydraulic power transmission for down-hole pump

    • Patent number 5,827,051
    • Issue date Oct 27, 1998
    • Air-Go Windmill, Inc.
    • Norris Edward Smith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pump jack

    • Patent number 4,534,168
    • Issue date Aug 13, 1985
    • Newby O. Brantly
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil well pumping apparatus

    • Patent number 4,530,645
    • Issue date Jul 23, 1985
    • Hydraunit Venture
    • David L. Whatley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil well jack

    • Patent number 4,519,293
    • Issue date May 28, 1985
    • Joe E. Dooling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic drive pump apparatus

    • Patent number 4,474,002
    • Issue date Oct 2, 1984
    • L. F. Perry
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic operated surface pumping unit

    • Patent number 4,449,896
    • Issue date May 22, 1984
    • Energy 2000, Inc.
    • Robert Klepper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump jack drive apparatus

    • Patent number 4,438,628
    • Issue date Mar 27, 1984
    • Reginald D. Creamer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Balance hydraulic pumping unit

    • Patent number 4,347,049
    • Issue date Aug 31, 1982
    • John M. Anderson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil well pump driving unit

    • Patent number 4,320,799
    • Issue date Mar 23, 1982
    • Thomas A. Gilbertson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic control apparatus

    • Patent number 4,188,787
    • Issue date Feb 19, 1980
    • National Advanced Drilling Machines, Inc.
    • Raymond J. Bromell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulically operated oil well pump jack

    • Patent number 4,099,447
    • Issue date Jul 11, 1978
    • Ada Pumps, Inc.
    • Ethridge F. Ogles
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents