the guiding means being provided at both sides of the disc

Patents Grantslast 30 patents

  • Information Patent Grant

    Plunger, hydraulic end and plunger pump

    • Patent number 12,000,386
    • Issue date Jun 4, 2024
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Baojie Wang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Spring controlling valve

    • Patent number 11,761,441
    • Issue date Sep 19, 2023
    • VULCAN INDUSTRIAL HOLDINGS, LLC
    • Akhil Alex
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spring controlling valve

    • Patent number 11,434,900
    • Issue date Sep 6, 2022
    • VULCAN INDUSTRIAL HOLDINGS, LLC
    • Akhil Alex
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end block for frac pump

    • Patent number 11,225,861
    • Issue date Jan 18, 2022
    • KHOLLE Magnolia 2015, LLC
    • Mark C. Dille
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve, more particularly a pump valve, for delivering abrasive and/...

    • Patent number 11,015,731
    • Issue date May 25, 2021
    • Feluwa Pumpen GmbH
    • Daniel Naegel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston fuel pump and check valve therefore

    • Patent number 10,851,752
    • Issue date Dec 1, 2020
    • Robert Bosch GmbH
    • Michael Kleindl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Intake pulsation damper of swash plate-type compressor

    • Patent number 10,844,853
    • Issue date Nov 24, 2020
    • HANON SYSTEMS
    • Young Seop Yoon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly of a reciprocating pump

    • Patent number 10,760,567
    • Issue date Sep 1, 2020
    • A.H.M.S., INC.
    • Nabeel Salih
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-part valve assembly

    • Patent number 10,760,568
    • Issue date Sep 1, 2020
    • ValveWorks, LLC
    • Daniel E. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston fuel pump

    • Patent number 10,352,284
    • Issue date Jul 16, 2019
    • Robert Bosch GmbH
    • Michael Kleindl
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Multi-part valve assembly

    • Patent number 9,470,226
    • Issue date Oct 18, 2016
    • ValveWorks, LLC
    • Daniel E. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction throttle valve of a compressor

    • Patent number 7,931,452
    • Issue date Apr 26, 2011
    • Kabushiki Kaisha Toyota Jidoshokki
    • Sokichi Hibino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotating bonded valve assembly

    • Patent number 7,546,849
    • Issue date Jun 16, 2009
    • National-Oilwell Varco, L.P.
    • Mark A. Staggs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inlet or outlet valve for a pump

    • Patent number 7,287,547
    • Issue date Oct 30, 2007
    • Siemens Aktiengesellschaft
    • Bernhard Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve unit for high-pressure pumps

    • Patent number 6,019,125
    • Issue date Feb 1, 2000
    • Annovi E Reverberi S.R.L., an Italian Limited Liability Company
    • Stefano Reverberi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve body design for use with pumps handling abrasive fluids

    • Patent number 5,431,186
    • Issue date Jul 11, 1995
    • George H. Blume
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve body design for use with pumps handling abrasive fluids

    • Patent number 5,345,965
    • Issue date Sep 13, 1994
    • George H. Blume
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve element

    • Patent number 5,275,204
    • Issue date Jan 4, 1994
    • Utex Industries, Inc.
    • John T. Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve member and method of making such a member

    • Patent number 5,062,452
    • Issue date Nov 5, 1991
    • Harrisburg, Inc.
    • Jerry E. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve element for use in pumps for handling fluids containing abras...

    • Patent number 4,860,995
    • Issue date Aug 29, 1989
    • Utex Industries, Inc.
    • John T. Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve guide bracket

    • Patent number 4,861,241
    • Issue date Aug 29, 1989
    • Parker Technology, Inc.
    • Gerardo Gamboa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mud pump valve

    • Patent number 4,770,206
    • Issue date Sep 13, 1988
    • Chromium Corporation
    • James G. Sjoberg
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wear resistant pump valve

    • Patent number 4,518,329
    • Issue date May 21, 1985
    • Joe T. Weaver
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve guide for poppet valve

    • Patent number 4,187,059
    • Issue date Feb 5, 1980
    • Dresser Industries, Inc.
    • Curtis J. Parker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve guide for poppet valve

    • Patent number 4,184,814
    • Issue date Jan 22, 1980
    • Dresser Industries, Inc.
    • Curtis J. Parker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve guide for poppet valve

    • Patent number 3,989,419
    • Issue date Nov 2, 1976
    • Dresser Industries, Inc.
    • Curtis Jess Parker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3640501

    • Patent number 3,640,501
    • Issue date Feb 8, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3489170

    • Patent number 3,489,170
    • Issue date Jan 13, 1970
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3474808

    • Patent number 3,474,808
    • Issue date Oct 28, 1969
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3259075

    • Patent number 3,259,075
    • Issue date Jul 5, 1966
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SPRING CONTROLLING VALVE

    • Publication number 20230407864
    • Publication date Dec 21, 2023
    • Vulcan Industrial Holdings, LLC
    • Akhil Alex
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-Part Valve Assembly

    • Publication number 20210048020
    • Publication date Feb 18, 2021
    • ValveWorks, LLC
    • Daniel E. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DAMPENED VALVE ASSEMBLY

    • Publication number 20190107226
    • Publication date Apr 11, 2019
    • S.P.M. Flow Control, Inc.
    • Jacob Bayyouk
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    FLUID END ASSEMBLY OF A RECIPROCATING PUMP

    • Publication number 20180363642
    • Publication date Dec 20, 2018
    • A.H.M.S., Inc.
    • Nabeel SALIH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Piston Fuel Pump

    • Publication number 20180073477
    • Publication date Mar 15, 2018
    • ROBERT BOSCH GmbH
    • Michael Kleindl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-Part Valve Assembly

    • Publication number 20170356440
    • Publication date Dec 14, 2017
    • ValveWorks, LLC
    • Daniel E. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Positive Displacement Pump and Suction Valve Module Therefor

    • Publication number 20140348677
    • Publication date Nov 27, 2014
    • Manuel Moeller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multi-Part Valve Assembly

    • Publication number 20140264133
    • Publication date Sep 18, 2014
    • ValveWorks, LLC
    • Daniel E. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Suction throttle valve of a compressor

    • Publication number 20080131297
    • Publication date Jun 5, 2008
    • Sokichi Hibino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATING BONDED VALVE ASSEMBLY

    • Publication number 20070039652
    • Publication date Feb 22, 2007
    • National Oilwell, L.P.
    • Mark A. Staggs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Valve assembly with angled valve guide

    • Publication number 20060202150
    • Publication date Sep 14, 2006
    • National Oilwell, L.P.
    • Jerry E. Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inlet or outlet valve for a pump

    • Publication number 20040238043
    • Publication date Dec 2, 2004
    • Bernhard Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...