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F04B1/0461
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F04
Liquid pumps
F04B
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS
F04B1/00
Multi-cylinder machines or pumps characterised by number or arrangements of cylinders
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F04B1/0461
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Patents Grants
last 30 patents
Information
Patent Grant
Flexible manifold for reciprocating pump
Patent number
12,247,563
Issue date
Mar 11, 2025
Halliburton Energy Services, Inc.
Joseph A. Beisel
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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
Flexible manifold for reciprocating pump
Patent number
11,965,503
Issue date
Apr 23, 2024
Halliburton Energy Services, Inc.
Joseph A. Beisel
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pump fluid end with easy access suction valve
Patent number
11,739,748
Issue date
Aug 29, 2023
Halliburton Energy Services, Inc.
Justin Lee Hurst
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fluid end assembly
Patent number
11,536,267
Issue date
Dec 27, 2022
Kerr Machine Co.
Mark S. Nowell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Valve for reciprocating pump assembly
Patent number
11,448,210
Issue date
Sep 20, 2022
SPM Oil & Gas Inc.
Jacob A. Bayyouk
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fluid end and center feed suction manifold
Patent number
10,995,738
Issue date
May 4, 2021
George H. Blume
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fluid end assembly
Patent number
10,962,001
Issue date
Mar 30, 2021
Kerr Machine Co.
Mark S. Nowell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fuel pump for pressurizing low pressure fuel suctioned into a press...
Patent number
10,890,177
Issue date
Jan 12, 2021
Denso Corporation
Naoyuki Hagihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Valve seat with a hardened sleeve interior and a metal exterior
Patent number
10,718,441
Issue date
Jul 21, 2020
S.P.M. Flow Control, Inc.
Jeff Myers
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pump with segmented fluid end housing and in-line valve
Patent number
10,655,623
Issue date
May 19, 2020
George H. Blume
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Device for choking a fluid flow and corresponding piston pump for d...
Patent number
10,415,553
Issue date
Sep 17, 2019
Robert Bosch GmbH
Stephan Steingass
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fluid end and center feed suction manifold
Patent number
10,378,538
Issue date
Aug 13, 2019
George H. Blume
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Device for choking a fluid flow and corresponding piston pump for d...
Patent number
10,247,176
Issue date
Apr 2, 2019
Robert Bosch GmbH
Stephan Steingass
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel injection pump having one-way valve for supplying fuel into pr...
Patent number
6,755,629
Issue date
Jun 29, 2004
Denso Corporation
Yasutaka Utsumi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Device for adjusting hydraulic equipment
Patent number
6,478,548
Issue date
Nov 12, 2002
Weber-Hydraulik GmbH
Johann Auer
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Piston pump
Patent number
4,137,826
Issue date
Feb 6, 1979
Shimadzu Seisakushi, Ltd.
Yasuo Kita
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
3149573
Patent number
3,149,573
Issue date
Sep 22, 1964
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
3019738
Patent number
3,019,738
Issue date
Feb 6, 1962
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
2235579
Patent number
2,235,579
Issue date
Mar 18, 1941
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
2215488
Patent number
2,215,488
Issue date
Sep 24, 1940
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
1446464
Patent number
1,446,464
Issue date
Feb 27, 1923
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
FLUID END ASSEMBLY
Publication number
20240426294
Publication date
Dec 26, 2024
KERR MACHINE CO.
Mark S. Nowell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Flexible Manifold for Reciprocating Pump
Publication number
20240254986
Publication date
Aug 1, 2024
Halliburton Energy Services, Inc.
Joseph A. BEISEL
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
MULTI-PIECE FLUID END
Publication number
20240254979
Publication date
Aug 1, 2024
KERR MACHINE CO.
Mark S. Nowell
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Flexible Manifold for Reciprocating Pump
Publication number
20220154704
Publication date
May 19, 2022
Halliburton Energy Services, Inc.
Joseph A. BEISEL
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Multi-Piece Fluid End
Publication number
20210095650
Publication date
Apr 1, 2021
KERR MACHINE CO.
Mark S. Nowell
E21 - EARTH DRILLING MINING
Information
Patent Application
Pump With Segmented Fluid End Housing and In-Line Suction Valve
Publication number
20200232455
Publication date
Jul 23, 2020
George H Blume
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Device for Choking a Fluid Flow and Corresponding Piston Pump for D...
Publication number
20180372077
Publication date
Dec 27, 2018
ROBERT BOSCH GmbH
Stephan Steingass
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fuel injection pump having one-way valve for supplying fuel into pr...
Publication number
20030099563
Publication date
May 29, 2003
Yasutaka Utsumi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...