ClassID:

144443

F04F5/54 - CPC Classification

Classification description:

Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type

Recent Application in this class:
#1
20260108827
2026-04-23

PITOT TUBE PUMP CAPABLE OF CONDUCTING CONTINUOUS OIL-WATER SEPARATION

#2
20260063149
2026-03-05

Venturi Powder Pump and Coating Installation Comprising Such a Powder Pump

#3
20250188805
2025-06-12

EXPANDING DRILL DEVICE

#4
20240011508
2024-01-11

Pump

#5
20230392615
2023-12-07

Jet pump system

#6
20230375008
2023-11-23

BLADELESS FAN FOR COMMERCIAL APPLICATIONS

#7
20230340966
2023-10-26

CONSTANT FLOW SOLIDS PUMP

#8
20230270066
2023-08-31

Coanda effect flow booster and aeraulic device comprising such a flow booster

#9
20220082114
2022-03-17

Jet pump unit having an axis of a nozzle and an axis of a mixing tube offset by an angle

#10
20220042523
2022-02-10

FUEL SUPPLY APPARATUS

#11
20210270212
2021-09-02

TANK VENTILATION

#12
20210180616
2021-06-17

Multistage aspirator for inflatable assemblies

#13
20210164617
2021-06-03

LIQUID PROPANE INJECTION PUMP

#14
20210131240
2021-05-06

Hydraulic Jet Pump and Method for Use of Same

#15
20210095697
2021-04-01

JET PUMP SYSTEM AND METHOD WITH IMPROVED EFFICENCY

#16
20210071687
2021-03-11

Gas compressor with eductor assembly

#17
20210010354
2021-01-14

Horizontal wellbore separation system and method

#18
20200399998
2020-12-24

HORIZONTAL WELLBORE PUMP SYSTEM AND METHOD

#19
20200355173
2020-11-12

Reciprocating pump systems

#20
20200340495
2020-10-29

System for the circulation of gas in airs gaps of rotating machines

#21
20200032936
2020-01-30

Method and apparatus for repairing a jet pump slip joint

#22
20190168153
2019-06-06

Vacuum pump and array thereof

#23
20190162205
2019-05-30

SPLIT DIFFUSER

#24
20190107124
2019-04-11

Ejector

#25
20190063171
2019-02-28

Hydraulic fraction down-hole system with circulation port and jet pump for removal of residual fracking fluid

#26
20190048830
2019-02-14

Fuel vapor processing apparatus

#27
20180347833
2018-12-06

Blower device for delivering an amplified rate air flow and modular cooling unit

#28
20180283331
2018-10-04

Fuel system having a jet pump

#29
20180274410
2018-09-27

Multi-stage jet suction pump

#30
20180223877
2018-08-09

Power generation from atmospheric air pressure

#31
20180216312
2018-08-02

Underwater trenching apparatus and pumping apparatus

#32
20180180064
2018-06-28

Ejector arrangement

#33
20180135657
2018-05-17

OIL DIFFUSION PUMP AND OIL VAPOR GENERATOR USED THEREFOR

#34
20180128287
2018-05-10

Venturi devices with dual Venturi flow paths

#35
20180087425
2018-03-29

Pumps and hydraulic circuits including venturi assembly

#36
20180058738
2018-03-01

Ejector and ejector-type refrigeration cycle

#37
20180022421
2018-01-25

Static bilge pump

#38
20170321725
2017-11-09

Pneumatic pump

#39
20170253106
2017-09-07

Liquid ejector and ejector refrigeration cycle

#40
20170159857
2017-06-08

Method and apparatus for repairing a jet pump slip joint

#41
20170089339
2017-03-30

Pumping method in a system of vacuum pumps and system of vacuum pumps

#42
20170021369
2017-01-26

Ejector arrangement

#43
20160369820
2016-12-22

Dry roughing vacuum pump

#44
20160348948
2016-12-01

Ejector

#45
20160280350
2016-09-29

Side-intake piston jet propulsor

#46
20160265322
2016-09-15

Oil/gas production apparatus

#47
20160258448
2016-09-08

Evacuation of a film chamber

#48
20160222986
2016-08-04

Method and system for air management of aircraft systems

#49
20160215795
2016-07-28

Jet pump for turbomachine lubrication chamber depressurization circuit

#50
20160207011
2016-07-21

Method and system for a short length jet pump with improved mixing

#51
20160169566
2016-06-16

Ejector

#52
20160138616
2016-05-19

Reverse flow jet pump

#53
20150354726
2015-12-10

Noise attenuation in a Venturi device and/or check valves

#54
20150354600
2015-12-10

Venturi devices with dual Venturi flow paths

#55
20150345840
2015-12-03

Ejector

#56
20150345517
2015-12-03

Vacuum creation system having an ejector, pneumatic control valve and optionally an aspirator

#57
20150338097
2015-11-26

APPARATUS AND METHOD FOR CONTROLLING THE FLOW OF A FLUID

#58
20150316074
2015-11-05

Vacuum ejector with tripped diverging exit flow

#59
20150308461
2015-10-29

Vacuum ejector with multi-nozzle drive stage and booster

#60
20150300377
2015-10-22

Multi-stage vacuum ejector with molded nozzle having integral valve elements

#61
20150240791
2015-08-27

SOLAR WATER PUMP

#62
20140369861
2014-12-18

JET PUMP UNIT

#63
20140360058
2014-12-11

Pump apparatus and underwater trenching apparatus

#64
20140255218
2014-09-11

PUMP ASSEMBLY COMPRISING A PLURALITY OF JET PUMPS

#65
20140246095
2014-09-04

Multi-phase pump system and method of pumping a two-phase fluid stream

#66
20140234127
2014-08-21

Well fluid extraction jet pump providing access through and below packer

#67
20140093401
2014-04-03

Jet pump with centralized nozzle

#68
20140069534
2014-03-13

Ejector system for a vehicle

#69
20140050595
2014-02-20

Quick-release vacuum pump

#70
20140030117
2014-01-30

Multi-stage hydraulic jet pump

#71
20130273448
2013-10-17

Freeze tolerant fuel cell fuel pressure regulator

#72
20130032981
2013-02-07

Compressed-air-operated vacuum generator or vacuum gripper

#73
20130017105
2013-01-17

Fan assembly with tangential air inlet

#74
20130000348
2013-01-03

EJECTOR, MOTIVE FLUID FOAMING METHOD, AND REFRIGERATION CYCLE APPARATUS

#75
20120318894
2012-12-20

Ejector

#76
20120288053
2012-11-15

Method and apparatus for a BWR jet pump inlet mixer compliant stop

#77
20120237365
2012-09-20

Method and system for operating an ejector

#78
20120219443
2012-08-30

Vacuum pumping system having an ejector and check valve

#79
20120168526
2012-07-05

Supersonic nozzle

#80
20120156060
2012-06-21

Jet pump and reactor

#81
20120148421
2012-06-14

Ejector pump

#82
20120145050
2012-06-14

Apparatus for combustion products utilization and heat generation

#83
20120144641
2012-06-14

Jet pump measurement pipe repair method

#84
20120137704
2012-06-07

Methods and apparatus for assembling a low noise ejector motive nozzle

#85
20120134853
2012-05-31

DOWN-HOLE JET EQUIPMENT FOR LOGGING AND DEVELOPMENT OF HORIZONTAL WELLS

#86
20120131897
2012-05-31

Carbon dioxide compression systems

#87
20120067077
2012-03-22

Torque estimating device for compressor

#88
20120057992
2012-03-08

Method and apparatus for a jet pump slip joint internal seal

#89
20120042686
2012-02-23

Ejector-type refrigerant cycle device

#90
20120033777
2012-02-09

Jet pump inspection apparatus

#91
20120027158
2012-02-02

Jet pump and method for restraining vibration of the same

#92
20120018612
2012-01-26

Method and apparatus for a BWR jet pump main wedge clamp

#93
20120012728
2012-01-19

Jet pump slip joint clamps and methods of using the same

#94
20110297260
2011-12-08

Fuel system including dual fuel delivery modules for bifurcated fuel tanks

#95
20110232688
2011-09-29

Method and device for emptying the floor of a black liquor recovery boiler

#96
20110176938
2011-07-21

Torsional restraint for jet pump assembly

#97
20110135049
2011-06-09

Apparatus and system for restricting the movement of a component

#98
20110123360
2011-05-26

Jet pump and reactor

#99
20110110796
2011-05-12

WATER JET TYPE PUMP AND METHOD FOR OPERATION THEREOF

#100
20110100500
2011-05-05

Powerless air charging apparatus, system, and method

#101
20110073301
2011-03-31

Well jet device for logging and developing horizontal wells with abnormally low formation pressure

#102
20110067883
2011-03-24

Jet pump and multi-string tubing system for a fluid production system and method

#103
20110061423
2011-03-17

Ejector

#104
20110030232
2011-02-10

BINARY FLUID EJECTOR DESICCATION SYSTEM AND METHOD OF UTILIZING THE SAME

#105
20110016895
2011-01-27

Methods and Systems for Injecting Liquid Into a Screw Compressor for Noise Suppression

#106
20110000661
2011-01-06

Well jet device

#107
20100326661
2010-12-30

WELL JET DEVICE AND THE OPERATION METHOD THEREOF

#108
20100316180
2010-12-16

Jet pump riser brace clamp

#109
20100310326
2010-12-09

METHOD AND APPARATUS IN A VACUUM CONVEYING SYSTEM OF MATERIAL

#110
20100290924
2010-11-18

Nozzle insert for boosting pump inlet pressure

#111
20100288976
2010-11-18

Method And Plant For Producing A Chilled Compressed Synthesis Gas

#112
20100266424
2010-10-21

Inflation aspirator with collapsible barrel

#113
20100260618
2010-10-14

Systems, methods, and media for circulating fluid in an algae cultivation pond

#114
20100251759
2010-10-07

Liquid pressure cycle having an ejector

#115
20100230107
2010-09-16

Jet pump for use with a multi-string tubing system and method of using the same for well clean out and testing

#116
20100196169
2010-08-05

Pump apparatus

#117
20100183113
2010-07-22

Jet pump and reactor

#118
20100126160
2010-05-27

Method for converting a fluctuating and/or erratic energy supply into a stable energy source

#119
20100061908
2010-03-11

Gas abatement

#120
20100061179
2010-03-11

Paint system

#121
20090297367
2009-12-03

Ejector and manufacturing method thereof

#122
20090252276
2009-10-08

Jet pump and nuclear reactor

#123
20090249780
2009-10-08

Conversion of heat into mechanical energy by means of a jet compressor

#124
20090246598
2009-10-01

Fuel cell system

#125
20090246597
2009-10-01

Fuel cell system

#126
20090173618
2009-07-09

Method of an apparatus for generating a vacuum and for separating volatile compounds in polycondensation reactions

#127
20090155102
2009-06-18

Integrated hydrogen recirculation blower for fuel cell vehicle

#128
20090155092
2009-06-18

Fuel cell system

#129
20090035153
2009-02-05

Jet pump retention and seal method with living hinge

#130
20080304977
2008-12-11

Use of Fluidic Pumps

#131
20080282881
2008-11-20

Method for removing hydrocarbons from a vapour-gas mixture and a device for carrying out said method

#132
20080273992
2008-11-06

CAVITATION-DETERRING ENERGY-EFFICIENT FLUID PUMP SYSTEM AND METHOD OF OPERATION

#133
20080253901
2008-10-16

Jet ejector system and method

#134
20080210436
2008-09-04

Method for delivering a multi phase mixture and pump installation

#135
20080118371
2008-05-22

SERVO-CONTROLLED VARIABLE GEOMETRY EJECTOR PUMP

#136
20080115503
2008-05-22

MULTI-PORT BLEED SYSTEM WITH VARIABLE GEOMETRY EJECTOR PUMP

#137
20080044294
2008-02-21

IN-LINE JET PUMPS AND METHODS OF USE

#138
20070259226
2007-11-08

Fuel cell system with variable Coanda amplifiers for gas recirculation and system pressure regulation

#139
20070256420
2007-11-08

Methods and apparatus for assembling a low noise ejector motive nozzle

#140
20070248469
2007-10-25

Shallow-Well Pump with Interchangeable Nozzle

#141
20070227969
2007-10-04

Method and device for compressing a multiphase fluid

#142
20070183855
2007-08-09

Method and apparatus for conveying material

#143
20070182031
2007-08-09

Method and apparatus for conveying material

#144
20070158075
2007-07-12

System and process for pumping multiphase fluids

#145
20060247412
2006-11-02

Method of producing vacuum in the production of polymers

#146
20060226077
2006-10-12

Integrated water decontamination plant and well pump arrangement

#147
20060212123
2006-09-21

Articulated endoprosthesis

#148
20060193731
2006-08-31

Paint system

#149
20060182638
2006-08-17

Vacuum device and vacuum pump

#150
20060157586
2006-07-20

Animal bathing system

#151
20060082027
2006-04-20

In-line vacuum device for pulling a vacuum

#152
20060016591
2006-01-26

Apparatus and method for agitating reservoir while pumping

#153
20050241621
2005-11-03

Suction jet pump

#154
20050232783
2005-10-20

Vacuum pump and method for generating sub-pressure

#155
20050207901
2005-09-22

Pump for transferring particulate material

#156
20050161380
2005-07-28

Method and apparatus for remediation and prevention of fouling of recirculating water systems by detritus and other debris

#157
20050130008
2005-06-16

Fuel supply apparatus for fuel cell

#158
20050077373
2005-04-14

Ejector for use with pneumatic booster

#159
20050077057
2005-04-14

Fire truck booster pump

#160
20050072662
2005-04-07

Vapor-compression evaporation system and method

#161
20050063832
2005-03-24

Jet ejector system and method

#162
20050061652
2005-03-24

Method for processing multi-component liquid mixtures and device for carrying out said method

#163
20050061493
2005-03-24

Heat exchanger system and method

#164
20050002797
2005-01-06

Structure of ejector pump

#165
15239512
2019-06-04

High flow capacity well fluid extraction jet pump providing through access