specially adapted for raising liquids from great depth

Patents Grantslast 30 patents

  • Information Patent Grant

    Brine dispersal system

    • Patent number 12,173,729
    • Issue date Dec 24, 2024
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Brine dispersal system

    • Patent number 12,173,730
    • Issue date Dec 24, 2024
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Submerged reverse osmosis system

    • Patent number 12,152,609
    • Issue date Nov 26, 2024
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Submerged reverse osmosis system

    • Patent number 11,846,305
    • Issue date Dec 19, 2023
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Well pump with float controlled check valves

    • Patent number 11,795,935
    • Issue date Oct 24, 2023
    • PumpOne Environmental, LLC
    • Kerry Shawn Devinney
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Landfill well pump

    • Patent number 11,603,866
    • Issue date Mar 14, 2023
    • Q.E.D. Environmental Systems, Inc.
    • John F. Schaupp
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pneumatic pump control system

    • Patent number 11,519,428
    • Issue date Dec 6, 2022
    • Robert Wendland
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pressure exchanger manifolding

    • Patent number 11,460,050
    • Issue date Oct 4, 2022
    • Schlumberger Technology Corporation
    • Rod William Shampine
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Brine dispersal system

    • Patent number 11,326,625
    • Issue date May 10, 2022
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Submersible pneumatic pump with air-exclusion valve

    • Patent number 11,306,742
    • Issue date Apr 19, 2022
    • Michael K. Breslin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Submerged reverse osmosis system

    • Patent number 11,174,877
    • Issue date Nov 16, 2021
    • Natural Ocean Well Co.
    • Robert A. Bergstrom
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Non-clogging airlift pumps and systems and methods employing the same

    • Patent number 10,989,228
    • Issue date Apr 27, 2021
    • PULSED BURST SYSTEMS, LLC
    • Masao Kondo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Suction pumps

    • Patent number 10,962,027
    • Issue date Mar 30, 2021
    • THERMOFLUIDICS LTD.
    • Thomas C. B. Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping system and method

    • Patent number 10,823,204
    • Issue date Nov 3, 2020
    • Le Bemadjiel Djerassem
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Modular pneumatic well pump system

    • Patent number 10,662,941
    • Issue date May 26, 2020
    • Q.E.D. Environmental Systems, Inc.
    • David D. Simpson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Compressed air operated fluid pump applied to oil wells

    • Patent number 10,415,603
    • Issue date Sep 17, 2019
    • Gary J. Sommese
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas lift optimization employing data obtained from surface mounted...

    • Patent number 10,012,059
    • Issue date Jul 3, 2018
    • ExxonMobil Upstream Research Company
    • Michael C. Romer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic ram liquid suction pump apparatus and methods

    • Patent number 10,006,448
    • Issue date Jun 26, 2018
    • THERMOFLUIDICS LIMITED
    • Thomas C. B. Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Landfill well liquid level control pump

    • Patent number 9,587,483
    • Issue date Mar 7, 2017
    • Q.E.D. Environmental Systems, Inc.
    • Antonio U. Ramirez
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Liquid lifting device and liquid lifting method

    • Patent number 9,512,857
    • Issue date Dec 6, 2016
    • Murata Manufacturing Co., Ltd.
    • Nobuhira Tanaka
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    System and method for moving a first fluid using a second fluid

    • Patent number 9,341,023
    • Issue date May 17, 2016
    • Schlumberger Technology Corporation
    • Harmel Defretin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas operated pump for hydrocarbon wells

    • Patent number 7,445,049
    • Issue date Nov 4, 2008
    • Weatherford/Lamb, Inc.
    • William F. Howard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas operated pump for hydrocarbon wells

    • Patent number 7,311,152
    • Issue date Dec 25, 2007
    • Weatherford/Lamb, Inc.
    • William F. Howard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Systems and methods for extracting and purifying water from groundw...

    • Patent number 7,297,254
    • Issue date Nov 20, 2007
    • Michael J. Harrington
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure-differential liquid raising system

    • Patent number 6,976,497
    • Issue date Dec 20, 2005
    • Brian J. Gridley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas operated pump for hydrocarbon wells

    • Patent number 6,973,973
    • Issue date Dec 13, 2005
    • Weatherford/Lamb, Inc.
    • William F. Howard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas operated pump for use in a wellbore

    • Patent number 6,691,787
    • Issue date Feb 17, 2004
    • Weatherford/Lamb, Inc.
    • Mohammad Amani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Apparatus and method for moving fluid

    • Patent number 6,413,053
    • Issue date Jul 2, 2002
    • F.E. Meyers
    • Jack Bevington
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents