ClassID:

249416

Y10T137/86734 - CPC Classification

Classification description:

Fluid handling; Systems; Multi-way valve unit; Dividing into parallel flow paths with recombining With metering feature

Recent Application in this class:
#1
20230243238
2023-08-03

Fluid control system

#2
20220316300
2022-10-06

Downhole Fluid Control System

#3
20220107027
2022-04-07

Anti-cavitation valve assembly

#4
20210095785
2021-04-01

Flow control device

#5
20200217175
2020-07-09

Downhole fluid control system

#6
20200116266
2020-04-16

Compensation of jet forces in a valve with an axial outlet

#7
20200018406
2020-01-16

Monolithic, non-plugging multi-stage valve trim

#8
20190353265
2019-11-21

Valve cage with lattice structure

#9
20190154169
2019-05-23

Fluid flow control device

#10
20190137004
2019-05-09

Spool for fuel circuit valve of an aircraft engine

#11
20190136987
2019-05-09

Aircraft engine fuel circuit valve slide

#12
20190101228
2019-04-04

High pressure anti-cavitation cage

#13
20190024478
2019-01-24

Downhole fluid control system

#14
20180335144
2018-11-22

Bi-directional seal assembly for use with valves

#15
20170234106
2017-08-17

Flow control device

#16
20170184219
2017-06-29

Valve cage for receiving a valve member and method for operating a control valve with a valve cage and a valve member

#17
20170138507
2017-05-18

Three-dimensional manufacturing of quieting valve having complex passages

#18
20170102084
2017-04-13

Cage valve with flow trim for reduced port erosion

#19
20160274595
2016-09-22

Flow rate range variable type flow rate control apparatus

#20
20160186892
2016-06-30

Valve assembly with cage and flow control assembly

#21
20160178080
2016-06-23

Valve seat apparatus for use with fluid valves

#22
20160076669
2016-03-17

Balanced globe valve assembly

#23
20150330531
2015-11-19

Valve sound reducing trim assembly with pressure relief mechanism

#24
20150226380
2015-08-13

Metering and well selection valve group

#25
20150108379
2015-04-23

Control valve trim assembly having a cage with diamond-shaped openings

#26
20150013797
2015-01-15

Multi-stage trim

#27
20150005717
2015-01-01

Micromechanic passive flow regulator

#28
20140366970
2014-12-18

Valve sound reducing trim assembly with pressure relief mechanism

#29
20140197603
2014-07-17

Bi-directional seal assembly for use with valves

#30
20140182724
2014-07-03

Shut-off trim including spring loaded check valve

#31
20140182723
2014-07-03

Shut-off trim including spring loaded check valve

#32
20140174576
2014-06-26

Shut-off trim including spring loaded check valve

#33
20140138566
2014-05-22

Control valve trim

#34
20140131598
2014-05-15

Flow control valve

#35
20140124055
2014-05-08

Valve cage having zero dead band between noise abatement and high capacity flow sections

#36
20140060670
2014-03-06

Ventilating and evacuating valve for conduit pipes and/or braces

#37
20140014865
2014-01-16

Bolted valve control element

#38
20130291974
2013-11-07

Fluid leakage detection system

#39
20130284283
2013-10-31

Containment housing for a fuel control housing

#40
20130193360
2013-08-01

Valve trim assembly and flow control valve including the valve trim assembly

#41
20130025723
2013-01-31

Valve assembly

#42
20130015387
2013-01-17

Valve system with circumferentially oriented flow

#43
20120319027
2012-12-20

Valve seat apparatus for use with fluid valves

#44
20120316492
2012-12-13

Micromechanic passive flow regulator

#45
20120279585
2012-11-08

Flow control valve

#46
20120255630
2012-10-11

Fluid control valve

#47
20120237362
2012-09-20

Liquid pressure circuit

#48
20120234417
2012-09-20

Liquid flow rate control valve

#49
20120234400
2012-09-20

Liquid flow rate control valve

#50
20120216887
2012-08-30

Noise control via outlet jet frequency dispersal

#51
20120181472
2012-07-19

Fluid adjusting device

#52
20120174985
2012-07-12

LAMINATE SPOOL VALVE

#53
20120138170
2012-06-07

Shut-off trim including spring loaded check valve

#54
20120097766
2012-04-26

Sidespray having volume control

#55
20120060542
2012-03-15

Valve for a vapour compression system

#56
20110214764
2011-09-08

Noise control for fluid pressure reduction device for high pressure drop ratio

#57
20110198523
2011-08-18

Quick-acting valve having metering relief

#58
20110180167
2011-07-28

Cage valve with flow trim for reduced fracturing

#59
20110174402
2011-07-21

Flow resistance device

#60
20110100490
2011-05-05

Noise reducing fluid passageways for fluid flow control devices

#61
20110017306
2011-01-27

Fluid flow control valve

#62
20110000680
2011-01-06

Remotely controllable variable flow control configuration and method

#63
20100319799
2010-12-23

Fluid pressure reduction devices

#64
20100308250
2010-12-09

Valve

#65
20100308239
2010-12-09

Valve device

#66
20100307611
2010-12-09

Distribution valve with integrated flow metering unit

#67
20100300565
2010-12-02

Short stroke control valve

#68
20100300554
2010-12-02

Valve

#69
20100276013
2010-11-04

FLOW CONTROL VALVE

#70
20100270491
2010-10-28

Bidirectional seal assembly for use with valves

#71
20100263733
2010-10-21

Dental syringe

#72
20100252768
2010-10-07

Control valve trim

#73
20100229983
2010-09-16

Flow force reduction by incremental pressure drop

#74
20100186835
2010-07-29

Multi-stage trim

#75
20100175768
2010-07-15

Noise reducing fluid passageways for fluid flow control devices

#76
20100154909
2010-06-24

Multirate tubing flow control valve

#77
20100139775
2010-06-10

Flow rate range variable type flow rate control apparatus

#78
20100025608
2010-02-04

Throttle valve

#79
20090309059
2009-12-17

Seal assembly for a fluid pressure control device

#80
20090205728
2009-08-20

Disc Arrangement for Drilling or Production Choke or Valve

#81
20090184277
2009-07-23

Valve with the device enhancing capability of its closure member and related seat ring to resist erosion

#82
20090134351
2009-05-28

High pressure control valve that allows for multiple pressure drops

#83
20090126802
2009-05-21

Fuel staging system

#84
20090057595
2009-03-05

Fluid pressure control device having a throttling element seal

#85
20090056820
2009-03-05

Controllable pressure-reducing valve and device for the generation of pressure change signals

#86
20080035225
2008-02-14

Flow force reduction by incremental pressure drop

#87
20080023086
2008-01-31

Fluid pressure reduction device for high pressure-drop ratios

#88
20080017260
2008-01-24

Multirate tubing flow restrictor

#89
20080011366
2008-01-17

STEAM VALVE

#90
20080011362
2008-01-17

Flow controller

#91
20070289640
2007-12-20

Flow control valve

#92
20070272315
2007-11-29

High accuracy low leakage valve for high pressure applications

#93
20070240774
2007-10-18

Fluid pressure reduction devices

#94
20070125432
2007-06-07

Regulator insert with hydraulic damping in outlet

#95
20070062587
2007-03-22

Seal assembly for a fluid pressure control device

#96
20070017584
2007-01-25

Fluid trim apparatus and method

#97
20070001137
2007-01-04

Precision metering valve

#98
20060278284
2006-12-14

Reduced gain thrust control valve

#99
20060243333
2006-11-02

Bushing for thermally independent bypass air metering valve

#100
20060207666
2006-09-21

Fluid flow control device having a throttling element seal

#101
20060191584
2006-08-31

Noise reducing fluid passageways for fluid control devices

#102
20060180215
2006-08-17

Pneumatic device having a selectively variable orifice

#103
20060157659
2006-07-20

Flow control assemblies having integrally formed shape memory alloy actuators

#104
20060130911
2006-06-22

Fluid control valve device

#105
20060096643
2006-05-11

Seal assembly for a fluid pressure control device

#106
20060070666
2006-04-06

Steam valve

#107
20060042702
2006-03-02

Fluted reciprocating ball valve

#108
20060021365
2006-02-02

Automatic defrost controller including air damper cleaning

#109
20050268973
2005-12-08

Steam valve

#110
20050252559
2005-11-17

Fluid pressure reduction device

#111
20050233686
2005-10-20

Control device comprising a roller band cassette

#112
20050217738
2005-10-06

Roller belt cassette for use in a control device

#113
20050211307
2005-09-29

Regulator with flow diffuser

#114
20050166976
2005-08-04

Anti-cavitation valve assembly

#115
20050155656
2005-07-21

Fluid control

#116
20050150547
2005-07-14

Electric driven, integrated metering and shutoff valve for fluid flow control

#117
20050104023
2005-05-19

Fluid energy reduction device

#118
20050067029
2005-03-31

High-flow microvalve

#119
20050039472
2005-02-24

Automatic defrost controller including air damper control

#120
20050034770
2005-02-17

Fluid flow regulation

#121
20050022609
2005-02-03

Fitting for measuring and regulating the flow rate of a hydraulic medium through a pipeline

#122
20050016604
2005-01-27

Fluid control device and method of making it

#123
20050000574
2005-01-06

Flow control assemblies having integrally formed shape memory alloy actuators

#124
17888542
2023-10-24

Manufacturing valve trim to abate noise