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Industry

CPC
F04C19/005

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C19/00Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids

Current Industry

F04C19/005Details concerning the admission or discharge

Industries

Patents Grantslast 30 patents

Information Patent Grant
Extending life cycles of vacuum pumps used in manufacturing processes
- Patent number 11,905,955
- Issue date Feb 20, 2024
- Kashiyama Industries, Ltd.
- Yoshinori Christopher Dokko
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ring pump control
- Patent number 11,828,285
- Issue date Nov 28, 2023
- Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
- Andries Daniel Jozef De Bock
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Water-ring vacuum pump including built-in hogging flow path
- Patent number 11,828,286
- Issue date Nov 28, 2023
- VACCOMP CO., LTD.
- Seok Won Lee
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Centrifugal air compressor and control
- Patent number 11,572,882
- Issue date Feb 7, 2023
- Pecheanu Air Compressors Inc.
- Cristinel Antoniu Pecheanu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Liquid ring pump manifold
- Patent number 11,542,943
- Issue date Jan 3, 2023
- Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
- Andries Daniel Jozef De Bock
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Low pressure sealing liquid entry area in a compressor type liquid...
- Patent number 11,512,700
- Issue date Nov 29, 2022
- GARDNER DENVER NASH LLC
- Ramesh Balkunge Shenoi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
To pumping line arrangements
- Patent number 11,437,248
- Issue date Sep 6, 2022
- Edwards Limited
- Andrew James Seeley
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Liquid ring vacuum pump
- Patent number 11,143,186
- Issue date Oct 12, 2021
- Ebara Corporation
- Hiroyuki Kawasaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Ring section pump having intermediate tie rod combination
- Patent number 11,118,584
- Issue date Sep 14, 2021
- ITT Manufacturing Enterprises LLC.
- Daniel S. Miller
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Liquid-ring compressor including bypass pipe
- Patent number 10,883,505
- Issue date Jan 5, 2021
- VACCOMP CO., LTD.
- Seok Won Lee
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Liquid ring pump
- Patent number 10,655,626
- Issue date May 19, 2020
- Edwards Limited
- Gary Peter Knight
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Apparatus for evacuating a corrosive effluent gas stream from a pro...
- Patent number 10,625,205
- Issue date Apr 21, 2020
- Edwards Limited
- Christopher Mark Bailey
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Fluid transfer using devices with rotatable housings
- Patent number 10,385,851
- Issue date Aug 20, 2019
- Deka Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Exhaust bearing seat, screw compressor and air-conditioning unit
- Patent number 10,302,086
- Issue date May 28, 2019
- Gree Electric Appliances, Inc. of Zhuhai
- Qiaoming Yang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method of converting liquid ring pumps having sealing liquid vents
- Patent number 10,054,122
- Issue date Aug 21, 2018
- GARDNER DENVER NASH LLC
- Douglas Eric Bissell
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Port plate of a flat sided liquid ring pump having a gas scavenge p...
- Patent number 10,036,387
- Issue date Jul 31, 2018
- GARDNER DENVER NASH LLC
- Ramesh Balkunge Shenoi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Port plate of a flat sided liquid ring pump having a gas scavenge p...
- Patent number 9,689,387
- Issue date Jun 27, 2017
- Gardner Denver Nash, LLC
- Ramesh Balkunge Shenoi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Locally powered water distillation system
- Patent number 9,617,167
- Issue date Apr 11, 2017
- Deka Products Limited Partnership
- Dean Kamen
- G05 - CONTROLLING REGULATING
Information Patent Grant
Liquid ring pump with modular construction, an inter-stage bypass a...
- Patent number 9,541,086
- Issue date Jan 10, 2017
- GARDNER DENVER NASH LLC
- Charles Howard Beers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Locally powered water distillation system
- Patent number 9,278,868
- Issue date Mar 8, 2016
- Deka Products Limited Partnership
- Dean Kamen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Liquid ring pump with gas scavenge device
- Patent number 9,175,685
- Issue date Nov 3, 2015
- Gardner Denver Nash, LLC
- Douglas Eric Bissell
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method and apparatus for phase change enhancement
- Patent number 9,005,393
- Issue date Apr 14, 2015
- Deka Products Limited Partnership
- Kingston Owens
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Liquid ring pump and method for operating a liquid ring pump
- Patent number 8,944,778
- Issue date Feb 3, 2015
- Evac International Oy
- Vesa Lappalainen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Liquid pumps with hermetically sealed motor rotors
- Patent number 8,828,192
- Issue date Sep 9, 2014
- Deka Products Limited Partnership
- Jason A. Demers
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Locally powered water distillation system
- Patent number 8,534,062
- Issue date Sep 17, 2013
- Deka Products Limited Partnership
- Dean Kamen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Liquid pumps with hermetically sealed motor rotors
- Patent number 8,282,790
- Issue date Oct 9, 2012
- Deka Products Limited Partnership
- Jason A. Demers
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method and apparatus for phase change enhancement
- Patent number 7,785,448
- Issue date Aug 31, 2010
- Deka Products Limited Partnership
- Kingston Owens
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fluid transfer using devices with rotatable housings
- Patent number 7,488,158
- Issue date Feb 10, 2009
- Deka Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Liquid ring pumps with hermetically sealed motor rotors
- Patent number 7,465,375
- Issue date Dec 16, 2008
- Deka Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Locally powered water distillation system
- Patent number 7,340,879
- Issue date Mar 11, 2008
- Deka Products Limited Partnership
- Dean Kamen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
SAFETY-REINFORCED WATER-RING VACUUM PUMP INCLUDING BUILT-IN HOGGING...
- Publication number 20230146497
- Publication date May 11, 2023
- Vaccomp Co., Ltd.
- SEOK WON LEE
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID RING PUMP MANIFOLD
- Publication number 20210048027
- Publication date Feb 18, 2021
- Edwards Technologies Vacuum Engineering (Qingdao), Co. Ltd.
- Andries Daniel Jozef DE BOCK
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
A LIQUID RING PUMP MANIFOLD
- Publication number 20210017989
- Publication date Jan 21, 2021
- Edwards Technologies Vacuum Engineering (Qingdao) Co. Ltd.
- Andries Daniel Jozef De Bock
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID-RING COMPRESSOR INCLUDING BYPASS PIPE
- Publication number 20200217318
- Publication date Jul 9, 2020
- Vaccomp Co., Ltd.
- SEOK WON LEE
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
IMPROVEMENTS IN OR RELATING TO PUMPING LINE ARRANGEMENTS
- Publication number 20200152485
- Publication date May 14, 2020
- Edwards Limited
- Andrew James SEELEY
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Fluid Transfer Using Devices with Rotatable Housings
- Publication number 20190368488
- Publication date Dec 5, 2019
- DEKA Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID RING PUMP
- Publication number 20180209420
- Publication date Jul 26, 2018
- Edwards Limited
- Gary Peter Knight
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
APPARATUS FOR EVACUATING A CORROSIVE EFFLUENT GAS STREAM FROM A PRO...
- Publication number 20180207581
- Publication date Jul 26, 2018
- Edwards Limited
- Christopher Mark Bailey
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
RING SECTION PUMP HAVING INTERMEDIATE TIE ROD COMBINATION
- Publication number 20180003177
- Publication date Jan 4, 2018
- ITT MANUFACTURING ENTERPRISES LLC
- Daniel S. MILLER
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...
- Publication number 20170268512
- Publication date Sep 21, 2017
- GARDNER DENVER NASH LLC
- Ramesh Balkunge Shenoi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Fluid Transfer Using Devices with Rotatable Housings
- Publication number 20160153453
- Publication date Jun 2, 2016
- DEKA Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD OF CONVERTING LIQUID RING PUMPS HAVING SEALING LIQUID VENTS
- Publication number 20150345495
- Publication date Dec 3, 2015
- Gardner Denver Nash, LLC
- Douglas Eric Bissell
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID RING PUMP WITH MODULAR CONSTRUCTION, AN INTER-STAGE BYPASS A...
- Publication number 20150093260
- Publication date Apr 2, 2015
- GARDNER DENVER NASH LLC
- Charles Howard BEERS
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD AND APPARATUS FOR MECHANICALLY HEATING A MIXTURE OF SUBSTANCES
- Publication number 20150030467
- Publication date Jan 29, 2015
- ECOTECFUEL, LLC
- Wolfgang Spiess
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Liquid Pumps with Hermetically Sealed Motor Rotors
- Publication number 20140374235
- Publication date Dec 25, 2014
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...
- Publication number 20140119955
- Publication date May 1, 2014
- GARDNER DENVER NASH, LLC
- Ramesh Balkunge SHENOI
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HELICAL IMPELLER TYPE LIQUID RING COMPRESSOR
- Publication number 20140079565
- Publication date Mar 20, 2014
- Tekomp Technology Co., Ltd.
- Ming-Te LU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Locally Powered Water Distillation System
- Publication number 20140021029
- Publication date Jan 23, 2014
- DEKA Products Limited Partnership
- Dean Kamen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Liquid Pumps with Hermetically Sealed Motor Rotors
- Publication number 20130233695
- Publication date Sep 12, 2013
- DEKA Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID RING PUMP AND METHOD FOR OPERATING A LIQUID RING PUMP
- Publication number 20130089440
- Publication date Apr 11, 2013
- EVAC INTERNATIONAL OY
- Vesa Lappalainen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
LIQUID RING COMPRESSORS FOR SUBSEA COMPRESSION OF WET GASES
- Publication number 20120087808
- Publication date Apr 12, 2012
- GENERAL ELECTRIC COMPANY
- Christian Aalburg
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD OF CONVERTING LIQUID RING PUMPS HAVING SEALING LIQUID VENTS
- Publication number 20120076671
- Publication date Mar 29, 2012
- Douglas Eric Bissell
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
MIXTURES OF HYDROPHOBIC AND HYDROPHILIC IONIC LIQUIDS AND USE THERE...
- Publication number 20110253929
- Publication date Oct 20, 2011
- BASF SE
- Christoph Stock
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LIQUID RING PUMP WITH GAS SCAVENGE DEVICE
- Publication number 20110243758
- Publication date Oct 6, 2011
- Douglas Eric Bissell
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method and Apparatus for Phase Change Enhancement
- Publication number 20100326812
- Publication date Dec 30, 2010
- DEKA Products Limited Partnership
- Kingston Owens
- F22 - STEAM GENERATION
Information Patent Application
Fluid Transfer Using Devices with Rotatable Housings
- Publication number 20090185918
- Publication date Jul 23, 2009
- DEKA Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Locally Powered Water Distillation System
- Publication number 20080133181
- Publication date Jun 5, 2008
- DEKA Products Limited Partnership
- Dean Kamen
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Liquid Pumps with Hermetically Sealed Motor Rotors
- Publication number 20080105532
- Publication date May 8, 2008
- DEKA Products Limited Partnership
- Jason A. Demers
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
SINGLE-STAGE LIQUID-RING VACUUM PUMP HAVING DOUBLE AXIAL INLET
- Publication number 20070264145
- Publication date Nov 15, 2007
- POMPETRAVAINI S.P.A.
- Carlo Travaini
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Fluid transfer using devices with rotatable housings
- Publication number 20050238499
- Publication date Oct 27, 2005
- DEKA Products Limited Partnership
- Jason A. Demers
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Details concerning the admission or discharge

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Extending life cycles of vacuum pumps used in manufacturing processes

Liquid ring pump control

Water-ring vacuum pump including built-in hogging flow path

Centrifugal air compressor and control

Liquid ring pump manifold

Low pressure sealing liquid entry area in a compressor type liquid...

To pumping line arrangements

Liquid ring vacuum pump

Ring section pump having intermediate tie rod combination

Liquid-ring compressor including bypass pipe

Liquid ring pump

Apparatus for evacuating a corrosive effluent gas stream from a pro...

Fluid transfer using devices with rotatable housings

Exhaust bearing seat, screw compressor and air-conditioning unit

Method of converting liquid ring pumps having sealing liquid vents

Port plate of a flat sided liquid ring pump having a gas scavenge p...

Port plate of a flat sided liquid ring pump having a gas scavenge p...

Locally powered water distillation system

Liquid ring pump with modular construction, an inter-stage bypass a...

Locally powered water distillation system

Liquid ring pump with gas scavenge device

Method and apparatus for phase change enhancement

Liquid ring pump and method for operating a liquid ring pump

Liquid pumps with hermetically sealed motor rotors

Locally powered water distillation system

Liquid pumps with hermetically sealed motor rotors

Method and apparatus for phase change enhancement

Fluid transfer using devices with rotatable housings

Liquid ring pumps with hermetically sealed motor rotors

Locally powered water distillation system

Patents Applicationslast 30 patents

SAFETY-REINFORCED WATER-RING VACUUM PUMP INCLUDING BUILT-IN HOGGING...

LIQUID RING PUMP MANIFOLD

A LIQUID RING PUMP MANIFOLD

LIQUID-RING COMPRESSOR INCLUDING BYPASS PIPE

IMPROVEMENTS IN OR RELATING TO PUMPING LINE ARRANGEMENTS

Fluid Transfer Using Devices with Rotatable Housings

LIQUID RING PUMP

APPARATUS FOR EVACUATING A CORROSIVE EFFLUENT GAS STREAM FROM A PRO...

RING SECTION PUMP HAVING INTERMEDIATE TIE ROD COMBINATION

PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...

Fluid Transfer Using Devices with Rotatable Housings

METHOD OF CONVERTING LIQUID RING PUMPS HAVING SEALING LIQUID VENTS

LIQUID RING PUMP WITH MODULAR CONSTRUCTION, AN INTER-STAGE BYPASS A...

METHOD AND APPARATUS FOR MECHANICALLY HEATING A MIXTURE OF SUBSTANCES

Liquid Pumps with Hermetically Sealed Motor Rotors

PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...

HELICAL IMPELLER TYPE LIQUID RING COMPRESSOR

Locally Powered Water Distillation System

Liquid Pumps with Hermetically Sealed Motor Rotors

LIQUID RING PUMP AND METHOD FOR OPERATING A LIQUID RING PUMP

LIQUID RING COMPRESSORS FOR SUBSEA COMPRESSION OF WET GASES

METHOD OF CONVERTING LIQUID RING PUMPS HAVING SEALING LIQUID VENTS

MIXTURES OF HYDROPHOBIC AND HYDROPHILIC IONIC LIQUIDS AND USE THERE...

LIQUID RING PUMP WITH GAS SCAVENGE DEVICE

Method and Apparatus for Phase Change Enhancement

Fluid Transfer Using Devices with Rotatable Housings

Locally Powered Water Distillation System

Liquid Pumps with Hermetically Sealed Motor Rotors

SINGLE-STAGE LIQUID-RING VACUUM PUMP HAVING DOUBLE AXIAL INLET

Fluid transfer using devices with rotatable housings