Patents-Review.com
ClassID:

144434 ⎘

F04F5/464 - CPC Classification

Classification description:

Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow; Component parts, details, or accessories not provided for in, or of interest apart from, groups  - ; Arrangements of nozzles with inversion of the direction of flow

Recent Application in this class:
#1
20220325725
2022-10-13

Dual direction vacuum apparatus having a vacuum mode and purge mode

 #2
20190353185
2019-11-21

BI-DIRECTIONAL, WATER SEPARATING FLOW NOZZLE

 #3
20190178064
2019-06-13

GAS LIFT ACCELERATOR TOOL

 #4
20180202270
2018-07-19

JET PUMP MANUFACTURED USING ADDITIVE AND SUBTRACTIVE MACHINING TECHNIQUES

 #5
20180112516
2018-04-26

Well testing with jet pump

 #6
20170247962
2017-08-31

Method of Retrieving a Flow Back Jet Pump from an Oil Well

 #7
20170037874
2017-02-09

Ejector assembly and vacuum pump

 #8
20160298656
2016-10-13

Devices for producing vacuum using the venturi effect

 #9
20160265557
2016-09-15

Vacuum producing device having a suction passageway and a discharge passageway entering through the same wall

 #10
20160138616
2016-05-19

Reverse flow jet pump

 #11
20160130894
2016-05-12

Flow back jet pump

 #12
20160017896
2016-01-21

Suction jet pump

 #13
20150159677
2015-06-11

Flow control for aspirators producing vacuum using the venturi effect

 #14
20130305776
2013-11-21

Ejector having nozzles and diffusers imparting tangential velocities on fluid flow

 #15
20120219103
2012-08-30

VIBRATION REDUCTION TECHNIQUES FOR JET PUMP SLIP JOINTS

 #16
20110073301
2011-03-31

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

 #17
20100326661
2010-12-30

WELL JET DEVICE AND THE OPERATION METHOD THEREOF

 #18
20100243256
2010-09-30

Bore-hole jet device for formation hydraulic fracturing and horizontal well examination and a method for the operation thereof

 #19
20100147513
2010-06-17

Well jet device for well-logging operations and the operating method thereof

 #20
20100032152
2010-02-11

Well jet device

 #21
20090252276
2009-10-08

Jet pump and nuclear reactor

 #22
20090223537
2009-09-10

Ultrasonic jet-pump cleaner

 #23
20090016900
2009-01-15

Well jet device and the operating method thereof

 #24
20080314595
2008-12-25

Well jet device and the operating method thereof

 #25
20080264634
2008-10-30

Well jet device and the operating method thereof

 #26
20080245572
2008-10-09

Well jet device and the operating method thereof

 #27
20080193300
2008-08-14

Jet suction pump

 #28
20080031741
2008-02-07

Jet pump slip joint with axial grooves

 #29
20070256837
2007-11-08

Method for operating a well jet device in the conditions of a formation hydraulic fracturing

 #30
20070231158
2007-10-04

Artificial lift with additional gas assist

 #31
20070131430
2007-06-14

Well jet device for logging horizontal wells and the operating method thereof

 #32
20070081903
2007-04-12

Well jet device and the operating method thereof for logging horizontal wells

 #33
20070020114
2007-01-25

Jet pump

 #34
20070003001
2007-01-04

Method for mitigation oxide fouling in structural components in light water reactors

 #35
20060226668
2006-10-12

Apparatus for delivering a tool into a submerged bore

 #36
20060196674
2006-09-07

Artificial lift with additional gas assist

 #37
20060021754
2006-02-02

Method for operating a well jet device during cleaning of the downhole area of a formation and device for carrying out said method

 #38
20050183781
2005-08-25

Jet pump with improved start-up properties and fuel delivery system equipped with such jet pump

 #39
20050053473
2005-03-10

Well jet device for testing and studying formations and the operating method thereof

 #40
20050047926
2005-03-03

Artificial lift with additional gas assist

 #41
16514929
2022-03-08

Dynamic positioning gas lift (DPGL) system

 #42
15239512
2019-06-04

High flow capacity well fluid extraction jet pump providing through access