ClassID:

144409

F04F5/04 - CPC Classification

Classification description:

Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing elastic fluids

Sub-classes:
Recent Application in this class:
#1
20250215904
2025-07-03

STEAM SPECIAL EFFECT SPRAYER AND RELATED SPECIAL EFFECT SYSTEM

#2
20230400203
2023-12-14

INTAKE-TYPE SMOKE REMOVAL SYSTEM

#3
20220364577
2022-11-17

Ejector device

#4
20220307522
2022-09-29

Steam special effect sprayer and related special effect system

#5
20220169496
2022-06-02

Device and method for pumping low evaporation products under vacuum

#6
20210148383
2021-05-20

BLADELESS FAN IN THE FLUID PIPE

#7
20200340495
2020-10-29

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

#8
20190383308
2019-12-19

Ejector module

#9
20190338790
2019-11-07

Ejector

#10
20190331139
2019-10-31

Ejector device

#11
20190041101
2019-02-07

Ejector

#12
20190032678
2019-01-31

Ejector, ejector production method, and method for setting diffuser outlet flow path

#13
20190032677
2019-01-31

Ejector

#14
20180193680
2018-07-12

Ejector nozzle and use of the ejector nozzle

#15
20180058738
2018-03-01

Ejector and ejector-type refrigeration cycle

#16
20180045225
2018-02-15

Ejector, manufacturing method thereof, and ejector-type refrigeration cycle

#17
20180003015
2018-01-04

Downhole separation efficiency technology to produce wells through a single string

#18
20170253106
2017-09-07

Liquid ejector and ejector refrigeration cycle

#19
20170248160
2017-08-31

Ejector for a sealed system

#20
20170174529
2017-06-22

FLOW POWERED WATER DISINFECTION

#21
20170122153
2017-05-04

Venturi devices resistant to ice formation for producing vacuum from crankcase gases

#22
20170029073
2017-02-02

High efficiency compressor and distribution system

#23
20170021369
2017-01-26

Ejector arrangement

#24
20160251060
2016-09-01

High efficiency compressor and distribution system

#25
20160187032
2016-06-30

STEAM INJECTOR AND HEAT PUMP DEVICE

#26
20160186782
2016-06-30

Ejector for refrigeration cycle device

#27
20160177974
2016-06-23

Ejector with temperature-sensitive drive device

#28
20160169566
2016-06-16

Ejector

#29
20160102673
2016-04-14

Method and system of compressing gas with flow restrictions

#30
20160033183
2016-02-04

Ejector and heat pump apparatus including the same

#31
20150330671
2015-11-19

Ejector

#32
20150322763
2015-11-12

Gas compression system

#33
20150322749
2015-11-12

Gas compression system

#34
20150132150
2015-05-14

Method and system for compressing gas using a liquid

#35
20140363339
2014-12-11

Steam sterilizer

#36
20140030118
2014-01-30

Apparatus for lowering drag on a moving nautical vessel

#37
20130323089
2013-12-05

Annular jet pump

#38
20130305776
2013-11-21

Ejector having nozzles and diffusers imparting tangential velocities on fluid flow

#39
20130216356
2013-08-22

Apparatus for extracting energy from a fluid flow

#40
20120216382
2012-08-30

METHOD OF INSTALLING JET PUMP BEAM

#41
20120085124
2012-04-12

JET PUMP AND AIR CONDITIONER

#42
20110110796
2011-05-12

WATER JET TYPE PUMP AND METHOD FOR OPERATION THEREOF

#43
20110100500
2011-05-05

Powerless air charging apparatus, system, and method

#44
20110048546
2011-03-03

Gas compression system

#45
20100303557
2010-12-02

Method and apparatus for conveying material and ejector apparatus

#46
20100301140
2010-12-02

Method and apparatus for conveying material and ejector apparatus

#47
20090311111
2009-12-17

Ejector

#48
20090232665
2009-09-17

Ejector

#49
20090220310
2009-09-03

Method and apparatus for conveying material and ejector apparatus

#50
20080060378
2008-03-13

Ejector and refrigerant cycle device with ejector

#51
20070163649
2007-07-19

Ejector and fuel cell system therewith

#52
20060070675
2006-04-06

Pressurized gas-water mixer

#53
20050274141
2005-12-15

Ejector

#54
20050183448
2005-08-25

Ejector-type depressurizer for vapor compression refrigeration system

#55
20050089408
2005-04-28

Fluid ejector pumps

#56
20050061378
2005-03-24

Multi-stage eductor apparatus

#57
20050011221
2005-01-20

Refrigeration cycle