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Pressure in the inlet chamber
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F04B2205/02
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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
F04B2205/00
Fluid parameters
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F04B2205/02
Pressure in the inlet chamber
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Patents Grants
last 30 patents
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Patent Grant
Dynamic compressor controls
Patent number
11,891,990
Issue date
Feb 6, 2024
DETECHTION USA INC.
Adrian Cowan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Determining operational health of a pump
Patent number
11,513,024
Issue date
Nov 29, 2022
Schlumberger Technology Corporation
Brian Rogers
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compression device
Patent number
11,085,429
Issue date
Aug 10, 2021
Kobe Steel, Ltd.
Koichiro Hashimoto
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method for controlling the outlet temperature of an oil injected co...
Patent number
11,073,148
Issue date
Jul 27, 2021
Atlas Copco Airpower, naamloze vennootschap
Joeri Coeckelbergs
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Rig management system for transmission control of a hydraulic fract...
Patent number
11,028,842
Issue date
Jun 8, 2021
Caterpillar Inc.
Yanchai Zhang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Cavitation avoidance system
Patent number
11,028,845
Issue date
Jun 8, 2021
Halliburton Energy Services, Inc.
Joseph A. Beisel
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pump monitoring method
Patent number
10,927,829
Issue date
Feb 23, 2021
Pulsar Process Measurement Limited
Keith Victor Beard
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Method for regulating the rotational speed of a compressor as a fun...
Patent number
10,815,997
Issue date
Oct 27, 2020
Atlas Copco Airpower, naamloze vennootschap
Subodh Sharadchandra Patwardhan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Miniature fluid control device
Patent number
10,774,824
Issue date
Sep 15, 2020
Microjet Technology Co., Ltd.
Hung-Hsin Liao
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Supervised proportional metering device and methods for monitoring...
Patent number
10,551,227
Issue date
Feb 4, 2020
Dosatron International
Gregory Lucas
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Intelligent pump monitoring and control system
Patent number
10,422,332
Issue date
Sep 24, 2019
CIRCOR PUMPS NORTH AMERICA, LLC
Dan Yin
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Intake pressure control system
Patent number
10,267,306
Issue date
Apr 23, 2019
John E. McLoughlin
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Well stimulation pump control and method
Patent number
10,247,182
Issue date
Apr 2, 2019
Caterpillar Inc.
Yanchai Zhang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Air operated diaphragm pump
Patent number
10,240,591
Issue date
Mar 26, 2019
Flow Control LLC.
Christopher H. Verdugo
G01 - MEASURING TESTING
Information
Patent Grant
Fluid circulation monitoring system
Patent number
10,221,853
Issue date
Mar 5, 2019
Axel Nix
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Systems and methods for controlling multi-chamber subsea pumps
Patent number
10,180,134
Issue date
Jan 15, 2019
Chevron U.S.A. Inc.
Baha T. Tanju
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Cavitation limiting strategies for pumping system
Patent number
10,134,257
Issue date
Nov 20, 2018
Caterpillar Inc.
Yanchai Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Monitoring system for fluid pump
Patent number
10,047,741
Issue date
Aug 14, 2018
Caterpillar Inc.
Yanchai Zhang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Intake pressure control system
Patent number
10,018,195
Issue date
Jul 10, 2018
John E. McLoughlin
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Pressure detection device of liquid flow route
Patent number
9,951,766
Issue date
Apr 24, 2018
Nikkiso Company Limited
Kunihiko Akita
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Liquid metering pump, and device for detecting the variation in pre...
Patent number
9,689,765
Issue date
Jun 27, 2017
Dosatron International
Gregory Lucas
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for controlling an auxiliary pump for a transmission
Patent number
9,556,864
Issue date
Jan 31, 2017
ZF Friedrichshafen AG
Tobias Zollner
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Device for pumping blood in an extracorporeal circuit
Patent number
9,452,250
Issue date
Sep 27, 2016
Sorin Group Deutschland GmbH
Ottmar Penka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Fixed and variable compressor system capacity control
Patent number
8,287,230
Issue date
Oct 16, 2012
Emerson Climate Technologies Retail Solutions, Inc.
Ernest P. Hurst, Jr.
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fixed and variable compressor system capacity control
Patent number
7,918,655
Issue date
Apr 5, 2011
Computer Process Controls, Inc.
Ernest P. Hurst, Jr.
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
High pressure fuel pump provided with damper
Patent number
7,513,240
Issue date
Apr 7, 2009
Hitachi, Ltd.
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Fuel feed system
Patent number
7,165,534
Issue date
Jan 23, 2007
Hitachi, Ltd.
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Electrically operated compressor capacity control system with integ...
Patent number
6,732,541
Issue date
May 11, 2004
Delphi Technologies, Inc.
Thomas Martin Urbank
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Control valve and method for controlling an air-conditioning system
Patent number
6,434,956
Issue date
Aug 20, 2002
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
Masaki Ota
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Safety devices for peristaltic pumps
Patent number
5,927,951
Issue date
Jul 27, 1999
Yehuda Tamari
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
VALVE CONDITION MONITORING SYSTEM
Publication number
20240141886
Publication date
May 2, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
David Gerard Gerber
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Determining Operational Health of a Pump
Publication number
20200370988
Publication date
Nov 26, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Brian Rogers
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
HYDRAULIC PRESSURE AMPLIFIER
Publication number
20200332781
Publication date
Oct 22, 2020
POCLAIN HYDRAULICS INDUSTRIE
Andre PRIGENT
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
RIG MANAGEMENT SYSTEM FOR TRANSMISSION CONTROL OF A HYDRAULIC FRACT...
Publication number
20200040888
Publication date
Feb 6, 2020
Caterpillar Inc.
Yanchai ZHANG
E21 - EARTH DRILLING MINING
Information
Patent Application
Electrofluidic Assembly and Method for its Operation
Publication number
20190331109
Publication date
Oct 31, 2019
Thomas Magnete GmbH
Axel Müller
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Reciprocating Compressor System with Liquid Pumping Capability
Publication number
20190257306
Publication date
Aug 22, 2019
Compact Compression Inc.
Curtis Christopher Blundell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
METHODS AND SYSTEMS FOR AIR COMPRESSOR WITH ELECTRIC INLET VALVE CO...
Publication number
20190154029
Publication date
May 23, 2019
Illinois Tool Works Inc.
Nathan Joe Jochman
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SYSTEMS AND METHODS FOR CONTROLLING MULTI-CHAMBER SUBSEA PUMPS
Publication number
20190003473
Publication date
Jan 3, 2019
Chevron U.S.A. Inc.
Baha T. Tanju
E21 - EARTH DRILLING MINING
Information
Patent Application
INTAKE PRESSURE CONTROL SYSTEM
Publication number
20180347558
Publication date
Dec 6, 2018
John E. McLoughlin
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Intake Pressure Control System
Publication number
20180328355
Publication date
Nov 15, 2018
John E. McLoughlin
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
CONTROL VALVE FOR VARIABLE DISPLACEMENT COMPRESSOR
Publication number
20180291888
Publication date
Oct 11, 2018
TGK CO., LTD.
Masaaki TONEGAWA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DETERMINING QUALITY OF GAS FOR ROTATING EQUIPMENT IN A PETROCHEMICA...
Publication number
20180283368
Publication date
Oct 4, 2018
UOP LLC
Michael Van de Cotte
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SUPERVISED PROPORTIONAL METERING DEVICE AND METHODS FOR MONITORING...
Publication number
20180231407
Publication date
Aug 16, 2018
DOSATRON INTERNATIONAL
Gregory LUCAS
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DOWNHOLE LINEAR MOTOR AND PUMP SENSOR DATA SYSTEM
Publication number
20180195373
Publication date
Jul 12, 2018
MOOG INC.
Frank Bell
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MINIATURE FLUID CONTROL DEVICE
Publication number
20180187669
Publication date
Jul 5, 2018
Microjet Technology Co., Ltd.
Hung-Hsin LIAO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PUMP MONITORING METHOD
Publication number
20180045194
Publication date
Feb 15, 2018
Pulsar Process Measurement Limited
Keith Victor Beard
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CAVITATION LIMITING STRATEGIES FOR PUMPING SYSTEM
Publication number
20180040226
Publication date
Feb 8, 2018
Caterpillar Inc.
Yanchai Zhang
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SYSTEM AND METHOD FOR OPERATION OF A PUMP WITH FEED AND DISPENSE SE...
Publication number
20170107982
Publication date
Apr 20, 2017
Entegris, Inc.
James Cedrone
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LIQUID METERING PUMP, AND DEVICE FOR DETECTING THE VARIATION IN PRE...
Publication number
20130202456
Publication date
Aug 8, 2013
DOSATRON INTERNATIONAL
Gregory Lucas
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DEVICE FOR PUMPING BLOOD IN AN EXTRACORPOREAL CIRCUIT
Publication number
20120150089
Publication date
Jun 14, 2012
Sorin Group Deutschland GmbH
Ottmar Penka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
FIXED AND VARIABLE COMPRESSOR SYSTEM CAPACITY CONTROL
Publication number
20110008181
Publication date
Jan 13, 2011
Computer Process Controls, Inc.
Ernest P. Hurst, JR.
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Reciprocating piston pump operating on pressure medium
Publication number
20080286120
Publication date
Nov 20, 2008
Jan Noord
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Integral sensor and control for dry run and flow fault protection o...
Publication number
20070177985
Publication date
Aug 2, 2007
James C. Walls
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
High pressure fuel pump provided with damper
Publication number
20070107698
Publication date
May 17, 2007
Hitachi, Ltd
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Fixed and variable compressor system capacity control
Publication number
20050244277
Publication date
Nov 3, 2005
Ernest P. Hurst
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Fuel feed system
Publication number
20030164161
Publication date
Sep 4, 2003
Hitachi, Ltd.
Satoshi Usui
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Electrically operated compressor capacity control system with integ...
Publication number
20030029180
Publication date
Feb 13, 2003
Thomas Martin Urbank
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...