by changing the driving speed

Industry

CPC
F04B49/20

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B49/00Control

Current Industry

F04B49/20by changing the driving speed

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Input/output calibration of pump
- Patent number 12,135,023
- Issue date Nov 5, 2024
- Blue-White Industries, Ltd.
- Patrick Michael Murphy
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Controlling a discharge pressure from a pump
- Patent number 12,129,845
- Issue date Oct 29, 2024
- Caterpillar Inc.
- Mark Francis Grimes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Vacuum pumping
- Patent number 12,129,841
- Issue date Oct 29, 2024
- Edwards Limited
- Gerald Robin Shelley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
System and method to auto-pressurize prior to dispense in a circula...
- Patent number 12,122,068
- Issue date Oct 22, 2024
- Graco Minnesota Inc.
- Christopher R. Blackson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Long-stroke pumping unit
- Patent number 12,116,992
- Issue date Oct 15, 2024
- Weatherford Technology Holdings, LLC
- Clark E. Robison
- E21 - EARTH DRILLING MINING
Information Patent Grant
Piston compressor
- Patent number 12,110,883
- Issue date Oct 8, 2024
- Atlas Copco Airpower, naamloze vennootschap
- Bjorn Verrelst
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Electrically operated displacement pump control system and method
- Patent number 12,092,090
- Issue date Sep 17, 2024
- Graco Minnesota Inc.
- Bradley H. Hines
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
System, apparatus, and method for motor speed control
- Patent number 12,092,096
- Issue date Sep 17, 2024
- HydroCision, Inc.
- Mark Lewis
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Constant voltage power distribution system for use with an electric...
- Patent number 12,092,095
- Issue date Sep 17, 2024
- U.S. WELL SERVICES, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fracturing apparatus and vibration reduction method thereof
- Patent number 12,092,097
- Issue date Sep 17, 2024
- Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Shanwu Fu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Systems and methods for a pump having an onboard user interface
- Patent number 12,085,072
- Issue date Sep 10, 2024
- Regal Beloit America, Inc.
- Justin Magyar
- E04 - BUILDING
Information Patent Grant
Method and apparatus for vibration compensation in a piston compressor
- Patent number 12,071,944
- Issue date Aug 27, 2024
- Knorr-Bremse Systeme für Schienenfahrzeuge GmbH
- Thomas Merkel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for controlling the rotational speed of an electric motor dr...
- Patent number 12,066,024
- Issue date Aug 20, 2024
- Volvo Truck Corporation
- Hugo Bebon
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic fracturing pump control system
- Patent number 12,060,877
- Issue date Aug 13, 2024
- Caterpillar Inc.
- Suresh Baddam Reddy
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Methods and systems for operating a fleet of pumps
- Patent number 12,049,808
- Issue date Jul 30, 2024
- BJ Energy Solutions, LLC
- Tony Yeung
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid machine system and method for controlling same
- Patent number 12,044,232
- Issue date Jul 23, 2024
- Hitachi Industrial Equipment Systems Co., Ltd.
- Norio Aoyagi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for actuating a compressor system and a compressor system
- Patent number 12,025,119
- Issue date Jul 2, 2024
- Atlas Copco Airpower, naamloze vennootschap
- Guy L. A. Snels
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Switchgear load sharing for oil field equipment
- Patent number 12,027,831
- Issue date Jul 2, 2024
- U.S. WELL SERVICES, LLC
- Jared Oehring
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Universal mount for a variable speed pump drive user interface
- Patent number 12,018,677
- Issue date Jun 25, 2024
- Hayward Industries, Inc.
- Gary Ortiz
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Apparatus and method for controlling compressor
- Patent number 12,018,674
- Issue date Jun 25, 2024
- LG Electronics Inc.
- Jinseok Hu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control apparatus and method for controlling a volume flow of a flu...
- Patent number 12,012,951
- Issue date Jun 18, 2024
- Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
- Christian Bienick
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Irrigation pump with ablation and non-ablation operational modes
- Patent number 12,011,211
- Issue date Jun 18, 2024
- BIOSENSE WEBSTER (ISRAEL) LTD.
- Yehuda Algawi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Wireline power supply during electric powered fracturing operations
- Patent number 12,009,762
- Issue date Jun 11, 2024
- U.S. WELL SERVICES, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drive protection and management method of a pressurization system
- Patent number 11,994,134
- Issue date May 28, 2024
- CALPEDA S.p.A.
- Tiziana Baroncini
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
System of gas compression utilizing variable input pressures to pro...
- Patent number 11,994,124
- Issue date May 28, 2024
- Evan Scott Guy
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Adhesive dispensing system with convertible nozzle assemblies
- Patent number 11,975,350
- Issue date May 7, 2024
- Nordson Corporation
- Joel E. Saine
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Dosing pump system
- Patent number 11,965,496
- Issue date Apr 23, 2024
- Fernando A. Ubidia
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Air compressor and methods of operation
- Patent number 11,959,473
- Issue date Apr 16, 2024
- Eaton-Max, Inc.
- Matthew Scott Cain
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Peristaltic pump having temperature-compensated volumetric delivery
- Patent number 11,959,471
- Issue date Apr 16, 2024
- Waters Technologies Corporation
- Timothy M. Raymond
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Motor driven pump for variable speed power generation cooling
- Patent number 11,959,589
- Issue date Apr 16, 2024
- Hamilton Sundstrand Corporation
- Dhaval S. Patel
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
ROTARY COMPRESSOR AND AIR CONDITIONER
- Publication number 20240410349
- Publication date Dec 12, 2024
- Daikin Industries, Ltd.
- Hiromichi UENO
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
FRACTURING APPARATUS AND VIBRATION REDUCTION METHOD THEREOF
- Publication number 20240401585
- Publication date Dec 5, 2024
- YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
- Shanwu FU
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID POWERTRAIN FOR A PUMP SYSTEM
- Publication number 20240360747
- Publication date Oct 31, 2024
- Caterpillar Inc.
- Todd Ryan KABRICH
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SWITCHGEAR LOAD SHARING FOR OIL FIELD EQUIPMENT
- Publication number 20240356314
- Publication date Oct 24, 2024
- U.S. Well Services, LLC
- Jared Oehring
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHODS AND SYSTEMS FOR OPERATING A FLEET OF PUMPS
- Publication number 20240344440
- Publication date Oct 17, 2024
- BJ Energy Solutions, LLC
- Tony YEUNG
- E21 - EARTH DRILLING MINING
Information Patent Application
Universal Mount For A Variable Speed Pump Drive User Interface
- Publication number 20240344514
- Publication date Oct 17, 2024
- Hayward Industries, Inc.
- Gary Ortiz
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD AND PUMP FOR LOW-FLOW PROPORTIONAL METERING
- Publication number 20240309864
- Publication date Sep 19, 2024
- DOSATRON INTERNATIONAL
- Thibault MARION
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydraulic Fracturing Equipment With Non-Hydraulic Power
- Publication number 20240301780
- Publication date Sep 12, 2024
- U.S. Well Services, LLC
- Brandon N. Hinderliter
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-Plunger Pumps and Associated Drive Systems
- Publication number 20240288051
- Publication date Aug 29, 2024
- U.S. Well Services Holdings, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM FOR PUMPING HYDRAULIC FRACTURING FLUID USING ELECTRIC PUMPS
- Publication number 20240287885
- Publication date Aug 29, 2024
- U.S. Well Services, LLC
- Joel N. BROUSSARD
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
WIRELINE POWER SUPPLY DURING ELECTRIC POWERED FRACTURING OPERATIONS
- Publication number 20240291405
- Publication date Aug 29, 2024
- U.S. Well Services, LLC
- Jared Oehring
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydraulic Fracturing Equipment With Non-Hydraulic Power
- Publication number 20240280009
- Publication date Aug 22, 2024
- U.S. Well Services, LLC
- Brandon N. Hinderliter
- E21 - EARTH DRILLING MINING
Information Patent Application
ELECTRICALLY OPERATED DISPLACEMENT PUMP CONTROL SYSTEM AND METHOD
- Publication number 20240254978
- Publication date Aug 1, 2024
- Graco Minnesota Inc.
- Bradley H. Hines
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
MICROFLUIDIC PUMP CONTROL
- Publication number 20240247651
- Publication date Jul 25, 2024
- LEE VENTUS LIMITED
- James Samuel BUMBY
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Electrically-driven Pump Device, and Method for Controlling Same
- Publication number 20240247654
- Publication date Jul 25, 2024
- Naotsugu KITAYAMA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
INDEPENDENT CONTROL OF AUGER AND HOPPER ASSEMBLY IN ELECTRIC BLENDE...
- Publication number 20240246049
- Publication date Jul 25, 2024
- U.S. Well Services, LLC
- Jared Oehring
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ELECTRIC POWERED PUMP DOWN
- Publication number 20240209719
- Publication date Jun 27, 2024
- U.S. Well Services, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Application
ELECTRICAL SUBMERSIBLE PUMP CONTROL
- Publication number 20240159232
- Publication date May 16, 2024
- Sensia LLC
- Albert Hoefel
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM FOR FUELING ELECTRIC POWERED HYDRAULIC FRACTURING EQUIPMENT...
- Publication number 20240159207
- Publication date May 16, 2024
- U.S. Well Services, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Application
FLUID DISPENSING SYSTEM
- Publication number 20240158219
- Publication date May 16, 2024
- FLUID METERING, INC.
- Richard Hill
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Application
CONSTANT VOLTAGE POWER DISTRIBUTION SYSTEM FOR USE WITH AN ELECTRIC...
- Publication number 20240159235
- Publication date May 16, 2024
- U.S. Well Services, LLC
- Jared Oehring
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SYSTEMS AND METHODS TO OPERATE A DUAL-SHAFT GAS TURBINE ENGINE FOR...
- Publication number 20240133282
- Publication date Apr 25, 2024
- BJ Energy Solutions, LLC
- Tony Yeung
- E21 - EARTH DRILLING MINING
Information Patent Application
ASPHALT DISTRIBUTOR WITH MULTISPEED MOTOR
- Publication number 20240068176
- Publication date Feb 29, 2024
- E.D. Etnyre & Co.
- Tyler Braun
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
PRESSURE-COMPENSATION HYDRAULIC PUMP, ROTATION SPEED CONTROL SYSTEM...
- Publication number 20240011602
- Publication date Jan 11, 2024
- Zoomlion Heavy Industry Science and Technology Co., Ltd.
- Xiangbao LIU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LONG-STROKE PUMPING UNIT
- Publication number 20230407862
- Publication date Dec 21, 2023
- Weatherford Technology Holdings, LLC.
- Clark E. ROBISON
- E21 - EARTH DRILLING MINING
Information Patent Application
Self-Regulating Open Circuit Pump Unit
- Publication number 20230383756
- Publication date Nov 30, 2023
- S.A. Armstrong Limited
- Peter Thomsen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
GAS COMPRESSOR
- Publication number 20230366391
- Publication date Nov 16, 2023
- Hitachi Industrial Equipment Systems Co., Ltd.
- Shigeyuki YORIKANE
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Multi-Plunger Pumps and Associated Drive Systems
- Publication number 20230366450
- Publication date Nov 16, 2023
- U.S. Well Services, LLC
- Jared Oehring
- E21 - EARTH DRILLING MINING
Information Patent Application
Artificial Lift System With Under Pumping Mitigation
- Publication number 20230340864
- Publication date Oct 26, 2023
- Peter Westerkamp
- E21 - EARTH DRILLING MINING
Information Patent Application
Liquid Feeding Pump and Liquid Feeding Method
- Publication number 20230332586
- Publication date Oct 19, 2023
- Hitachi High-Tech Corporation
- Nobuhiro TSUKADA
- G01 - MEASURING TESTING

by changing the driving speed

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Input/output calibration of pump

Controlling a discharge pressure from a pump

Vacuum pumping

System and method to auto-pressurize prior to dispense in a circula...

Long-stroke pumping unit

Piston compressor

Electrically operated displacement pump control system and method

System, apparatus, and method for motor speed control

Constant voltage power distribution system for use with an electric...

Fracturing apparatus and vibration reduction method thereof

Systems and methods for a pump having an onboard user interface

Method and apparatus for vibration compensation in a piston compressor

Method for controlling the rotational speed of an electric motor dr...

Hydraulic fracturing pump control system

Methods and systems for operating a fleet of pumps

Fluid machine system and method for controlling same

Method for actuating a compressor system and a compressor system

Switchgear load sharing for oil field equipment

Universal mount for a variable speed pump drive user interface

Apparatus and method for controlling compressor

Control apparatus and method for controlling a volume flow of a flu...

Irrigation pump with ablation and non-ablation operational modes

Wireline power supply during electric powered fracturing operations

Drive protection and management method of a pressurization system

System of gas compression utilizing variable input pressures to pro...

Adhesive dispensing system with convertible nozzle assemblies

Dosing pump system

Air compressor and methods of operation

Peristaltic pump having temperature-compensated volumetric delivery

Motor driven pump for variable speed power generation cooling

Patents Applicationslast 30 patents

ROTARY COMPRESSOR AND AIR CONDITIONER

FRACTURING APPARATUS AND VIBRATION REDUCTION METHOD THEREOF

HYBRID POWERTRAIN FOR A PUMP SYSTEM

SWITCHGEAR LOAD SHARING FOR OIL FIELD EQUIPMENT

METHODS AND SYSTEMS FOR OPERATING A FLEET OF PUMPS

Universal Mount For A Variable Speed Pump Drive User Interface

METHOD AND PUMP FOR LOW-FLOW PROPORTIONAL METERING

Hydraulic Fracturing Equipment With Non-Hydraulic Power

Multi-Plunger Pumps and Associated Drive Systems

SYSTEM FOR PUMPING HYDRAULIC FRACTURING FLUID USING ELECTRIC PUMPS

WIRELINE POWER SUPPLY DURING ELECTRIC POWERED FRACTURING OPERATIONS

Hydraulic Fracturing Equipment With Non-Hydraulic Power

ELECTRICALLY OPERATED DISPLACEMENT PUMP CONTROL SYSTEM AND METHOD

MICROFLUIDIC PUMP CONTROL

Electrically-driven Pump Device, and Method for Controlling Same

INDEPENDENT CONTROL OF AUGER AND HOPPER ASSEMBLY IN ELECTRIC BLENDE...

ELECTRIC POWERED PUMP DOWN

ELECTRICAL SUBMERSIBLE PUMP CONTROL

SYSTEM FOR FUELING ELECTRIC POWERED HYDRAULIC FRACTURING EQUIPMENT...

FLUID DISPENSING SYSTEM

CONSTANT VOLTAGE POWER DISTRIBUTION SYSTEM FOR USE WITH AN ELECTRIC...

SYSTEMS AND METHODS TO OPERATE A DUAL-SHAFT GAS TURBINE ENGINE FOR...

ASPHALT DISTRIBUTOR WITH MULTISPEED MOTOR

PRESSURE-COMPENSATION HYDRAULIC PUMP, ROTATION SPEED CONTROL SYSTEM...

LONG-STROKE PUMPING UNIT

Self-Regulating Open Circuit Pump Unit

GAS COMPRESSOR

Multi-Plunger Pumps and Associated Drive Systems

Artificial Lift System With Under Pumping Mitigation

Liquid Feeding Pump and Liquid Feeding Method