ClassID:

152617

F16K47/08 - CPC Classification

Classification description:

Means in valves for absorbing fluid energy for decreasing pressure and having a throttling member separate from the closure member

Sub-classes:
Recent Application in this class:
#1
20260117891
2026-04-30

CONTROL VALVE AND TRIM ASSEMBLY FOR A CONTROL VALVE

#2
20260110366
2026-04-23

CAGE APPARATUS FOR FLUID VALVES

#3
20260063223
2026-03-05

CHOKE AND CONTROL VALVES

#4
20260043309
2026-02-12

Valve Assemblies For High-Temperature Wells

#5
20250334203
2025-10-30

RESISTANCE VALVE

#6
20250327534
2025-10-23

VALVE TRIM ASSEMBLY AND METHOD

#7
20250243949
2025-07-31

FLUID PRESSURE REDUCING DEVICE

#8
20250237323
2025-07-24

FLUID PRESSURE REDUCING DEVICE

#9
20250146851
2025-05-08

FLOW CONTROL SYSTEM, METHOD, AND APPARATUS

#10
20250067365
2025-02-27

ANTI-CAVITATION VALVE ASSEMBLY

#11
20250067145
2025-02-27

Valve Assemblies For High-Temperature Wells

#12
20250020220
2025-01-16

FLOW CONTROL VALVE

#13
20250012377
2025-01-09

AERODYNAMIC NOISE REDUCING ELEMENT AND CONTROL VALVE COMPRISING SAME

#14
20240426397
2024-12-26

APPARATUS FOR NOISE REDUCTION IN VALVES

#15
20240419197
2024-12-19

VALVES AND CONTROL SYSTEMS FOR PRESSURE EQUALIZATION AND DE-ENERGIZATION

#16
20240401480
2024-12-05

DIGITAL SPEED REGULATING VALVE FOR ALIGNING HYDRAULIC SUPPORTS IN FULLY MECHANIZED MINING FACE AND CONTROL METHOD THEREOF

#17
20240392893
2024-11-28

VENT WITH RELIEF VALVE

#18
20240384814
2024-11-21

Control Valve and Trim Assembly for a Control Valve

#19
20240376987
2024-11-14

Adjustable Cage Assembly for Flow Control Devices

#20
20240337331
2024-10-10

VALVE TRIM APPARATUS FOR USE WITH FLUID VALVES

#21
20240328519
2024-10-03

CONTROL VALVE

#22
20240309956
2024-09-19

Expansion valve comprising a movable slide

#23
20240309955
2024-09-19

Regulator with Improved Turndown

#24
20240271721
2024-08-15

VALVE CAGE FOR A CONTROL VALVE

#25
20240271706
2024-08-15

THROTTLE ELEMENT FOR REDUCING THE PRESSURE OF A PROCESS FLUID

#26
20240255072
2024-08-01

CAGE VALVE

#27
20240209960
2024-06-27

Noise Attenuation Assembly for Flow Control Devices

#28
20240077148
2024-03-07

Apparatus for noise reduction in valves

#29
20240026909
2024-01-25

LAMINAR FLOW RESTRICTOR AND SEAL FOR SAME

#30
20230358335
2023-11-09

CONTROL VALVES AND CAGES THAT ARE ADAPTED TO REDUCE FLASHING AND CAVITATION

#31
20230349488
2023-11-02

Method of manufacturing a fluid pressure reduction device

#32
20230287991
2023-09-14

Vent with relief valve

#33
20230286086
2023-09-14

Systems and Methods for Manufacturing a Stack Trim

#34
20230258282
2023-08-17

Gas flow control valve and mounting method for gas flow control valve

#35
20230250894
2023-08-10

Gas pressure balance valve, gas pressure balance method, and load locking chamber

#36
20230213117
2023-07-06

Insert Molded Core Depressor

#37
20230204118
2023-06-29

REDUCING NOISE IN BALL VALVES

#38
20230151902
2023-05-18

Modular valve assembly

#39
20230151769
2023-05-18

Optimised discharge line grid and optimized discharge valve

#40
20230120848
2023-04-20

Regulator with improved turndown

#41
20230093209
2023-03-23

Choke trim with flow turbulence control

#42
20220412499
2022-12-29

Check valve assembly

#43
20220381368
2022-12-01

Cavitation reduction valve structure using bypass dispersion valve

#44
20220381367
2022-12-01

Anti-cavitation cage for valve assembly and method of manufacture

#45
20220357756
2022-11-10

TEMPERATURE CONTROL DEVICE

#46
20220355427
2022-11-10

Method of repairing a disk stack

#47
20220355426
2022-11-10

Disk stack repair insert

#48
20220339745
2022-10-27

Systems and methods for manufacturing a stack trim

#49
20220316621
2022-10-06

Trims for producing pressure drops in subject fluids and related valves and methods

#50
20220300014
2022-09-22

Valves and control systems for pressure equalization and de-energization

#51
20220275870
2022-09-01

Impact resistant external sleeve choke

#52
20220268371
2022-08-25

Trim cartridge repair kit and method

#53
20220260180
2022-08-18

Valve housing and globe valve for controlling a process fluid flow with a valve housing

#54
20220228896
2022-07-21

Pressure control system, pressure control method, and pressure control program

#55
20220196167
2022-06-23

Dual disk check valve

#56
20220186857
2022-06-16

Reducing noise in ball valves

#57
20220184755
2022-06-16

Bonnet and valve trim assembly and related methods

#58
20220154849
2022-05-19

Valve trim

#59
20220128071
2022-04-28

Device for increasing flow capacity of a fluid channel

#60
20220107027
2022-04-07

Anti-cavitation valve assembly

#61
20220073047
2022-03-10

VENTILATION CAP ON A SOLENOID VALVE IN COMPRESSED-AIR INSTALLATIONS, FOR EXAMPLE FOR VEHICLES

#62
20220018463
2022-01-20

Compact multi-stage control valve trim

#63
20210381622
2021-12-09

Expansion sleeve apparatus and method for flow control valve

#64
20210361903
2021-11-25

COMPACT PORTABLE OXYGEN CONCENTRATOR

#65
20210341079
2021-11-04

Fluid End Valve Having Dual Inserts

#66
20210324969
2021-10-21

Vent with relief valve

#67
20210278005
2021-09-09

Valve cage

#68
20210270388
2021-09-02

Bleed valve with reduced noise

#69
20210260705
2021-08-26

Disk stack repair insert

#70
20210222796
2021-07-22

Method and apparatus for reducing liquid pressure

#71
20210207741
2021-07-08

Three-dimensional tortuous path flow element for control valves

#72
20210180701
2021-06-17

Fluid throttling valve

#73
20210154626
2021-05-27

Micro-bubble generator

#74
20210108739
2021-04-15

Additively manufactured control valve flow element

#75
20210095787
2021-04-01

Flow control device

#76
20210095786
2021-04-01

Erosion-resistant valve trim

#77
20210095785
2021-04-01

Flow control device

#78
20210071779
2021-03-11

Tapered anti-cavitation cage

#79
20210041279
2021-02-11

Laminar flow restrictor

#80
20210041031
2021-02-11

Decoking control valve using dynamic rod seal

#81
20200400470
2020-12-24

Flow control system, method, and apparatus

#82
20200400239
2020-12-24

Flow centralizer for valve assembly

#83
20200393057
2020-12-17

Valve trim apparatus for use with valves

#84
20200386321
2020-12-10

Globe valve for controlling a process fluid flow

#85
20200362990
2020-11-19

Valve trim apparatus having multiple fluid flow control members

#86
20200355283
2020-11-12

Dual disc non-slam nozzle check valve

#87
20200340609
2020-10-29

Method of manufacturing a fluid pressure reduction device

#88
20200326017
2020-10-15

Method of manufacturing a fluid pressure reduction device

#89
20200278044
2020-09-03

Quick change valve trim assembly

#90
20200248838
2020-08-06

FLOW RESTRICTOR FOR A PLUG VALVE

#91
20200240526
2020-07-30

SHUT-OFF ELEMENT OF A HYDRANT, HYDRANT AND MAIN VALVE SEAT

#92
20200224775
2020-07-16

Attenuation element for use with valves

#93
20200208534
2020-07-02

Steam valve, and power generation system

#94
20200173579
2020-06-04

Fluid flow control devices and systems, and methods of flowing fluids therethrough

#95
20200141516
2020-05-07

Pressure airlock

#96
20200132221
2020-04-30

Flow conditioner for a valve assembly

#97
20200072383
2020-03-05

Valve trim apparatus for use with control valves

#98
20200064874
2020-02-27

Fluid control valve having discrete flow channels arranged to equalize the velocity of fluid at the perimeter of the valve port

#99
20200063893
2020-02-27

Apparatus and method for retaining a noise attenuation assembly for use with a pressure regulator

#100
20200041036
2020-02-06

Control valves and cages that are adapted to reduce flashing and cavitation

#101
20200032924
2020-01-30

Vent with relief valve

#102
20200018420
2020-01-16

Noise attenuation trim assembly

#103
20200018406
2020-01-16

Monolithic, non-plugging multi-stage valve trim

#104
20200011430
2020-01-09

ADJUSTMENT VALVE WITH ENERGY RECOVERY

#105
20200011144
2020-01-09

Flow rate trimming device

#106
20200003334
2020-01-02

Valve trim apparatus for use with control valves

#107
20190390531
2019-12-26

Superhard material enhanced choke cage

#108
20190383424
2019-12-19

Air control valve and device for a cabin suspension system of a motor vehicle

#109
20190338865
2019-11-07

Lattice control cage for a regulator

#110
20190333669
2019-10-31

Pneumatic solenoid valve

#111
20190316707
2019-10-17

Device and method for conditioning flow through a valve assembly

#112
20190285188
2019-09-19

Quick change valve trim assembly

#113
20190264832
2019-08-29

Erosion monitoring system

#114
20190243394
2019-08-08

Balanced trim regulator

#115
20190234529
2019-08-01

Three-Dimensional Manufacturing of Quieting Valve Having Complex Passages

#116
20190226717
2019-07-25

Supply air device for controlling supply air flow

#117
20190211934
2019-07-11

Valve trim apparatus for use with control valves

#118
20190195369
2019-06-27

Closed-loop control valve module

#119
20190186652
2019-06-20

Valve or pipe discharge with velocity reduction discharge plate

#120
20190178450
2019-06-13

Integrated Temperature and Pressure Reducing Device

#121
20190154169
2019-05-23

Fluid flow control device

#122
20190145084
2019-05-16

PLASTIC WATER PASSAGE MAIN BODY OF THERMOSTATIC TAP

#123
20190137004
2019-05-09

Spool for fuel circuit valve of an aircraft engine

#124
20190136984
2019-05-09

Device for controlling fluid flow

#125
20190128433
2019-05-02

Fluid control valve

#126
20190101941
2019-04-04

Regulator with convertible trim assembly

#127
20190101229
2019-04-04

Control valve trim assembly

#128
20190101228
2019-04-04

High pressure anti-cavitation cage

#129
20190099703
2019-04-04

Fluid flow control device having a particle catcher

#130
20190093791
2019-03-28

Flow stabilizer for a control valve

#131
20190086000
2019-03-21

Control valve with guide vane

#132
20190060846
2019-02-28

Micro-bubble generator

#133
20190040975
2019-02-07

Fluid throttling valve

#134
20190032815
2019-01-31

Noise attenuation trim assembly

#135
20190024803
2019-01-24

Valve component arrangement and a control valve with a valve component arrangement

#136
20190011055
2019-01-10

Erosion prevention structure for sealing surface of valve

#137
20180363787
2018-12-20

Multi-stage, multi-path rotary disc

#138
20180355981
2018-12-13

Fixed cone sleeve valve with finger extensions on sleeve gate for cavitation suppression

#139
20180355704
2018-12-13

Polymer flow control device

#140
20180344963
2018-12-06

Compact portable oxygen concentrator

#141
20180340643
2018-11-29

Method of manufacturing a fluid pressure reduction device

#142
20180340630
2018-11-29

Method of manufacturing a fluid pressure reduction device

#143
20180335144
2018-11-22

Bi-directional seal assembly for use with valves

#144
20180328517
2018-11-15

Multiple stage anti-surge valves

#145
20180306334
2018-10-25

Control valve with high performance valve cage

#146
20180283567
2018-10-04

Vent assembly and method for a digital valve positioner

#147
20180272365
2018-09-27

Stacked spray disc assembly for a fluid injector, and methods for constructing and utilizing same

#148
20180266568
2018-09-20

Valve with integral balancing passage

#149
20180239376
2018-08-23

Fluid control valve having discrete flow channels arranged to equalize the velocity of fluid at the perimeter of the valve port

#150
20180238313
2018-08-23

Compressor with a discharge muffler

#151
20180216976
2018-08-02

Flow control system, method, and apparatus

#152
20180216636
2018-08-02

Valve assembly

#153
20180163897
2018-06-14

Throttling device

#154
20180156355
2018-06-07

Noise-dampening pressure relief valve

#155
20180156341
2018-06-07

Decoking control valve using dynamic rod seal

#156
20180149287
2018-05-31

Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline

#157
20180149284
2018-05-31

Liquid electromagnetic valve, method of manufacturing liquid electromagnetic valve, and washing machine

#158
20180128294
2018-05-10

Precise choke systems and methods

#159
20180126315
2018-05-10

Method and apparatus for removing a strainer basket from a steam valve

#160
20180112800
2018-04-26

Lattice control cage for a regulator

#161
20180112799
2018-04-26

Trim assembly having a side branch resonator array and fluid control valve comprising same

#162
20180106383
2018-04-19

Anti-cavitation element for use with valves

#163
20180094748
2018-04-05

Choke valve with flow-impending recesses

#164
20180087672
2018-03-29

Flow rib in valves

#165
20180080576
2018-03-22

Energy recovering flow control valves

#166
20180058606
2018-03-01

APPARATUS AND METHOD FOR RETAINING A NOISE ATTENUATION ASSEMBLY FOR USE WITH A PRESSURE REGULATOR

#167
20180010696
2018-01-11

Cascaded controllable fluid control valve and valve trim for a fluid control valve

#168
20180003318
2018-01-04

Aerodynamic noise reduction cage

#169
20170370500
2017-12-28

Fluid flow control devices and systems, and methods of flowing fluids therethrough

#170
20170356300
2017-12-14

Regulating valve and turbine

#171
20170328167
2017-11-16

Subsea drilling system with pressure dampener

#172
20170314703
2017-11-02

Cage assembly with throttle rings

#173
20170306793
2017-10-26

Main steam valve and steam turbine

#174
20170292632
2017-10-12

Spool valve

#175
20170292410
2017-10-12

Three-way valve

#176
20170276252
2017-09-28

Multistage stacked disc choke

#177
20170268697
2017-09-21

Cage apparatus having fluid passageways to affect flow characteristics of valves

#178
20170227131
2017-08-10

Control or shutoff valve

#179
20170211716
2017-07-27

Fluidic control valve with small displacement actuators

#180
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

#181
20170184218
2017-06-29

Decompression insert for rotary valve and rotary valve provided with such an insert

#182
20170176068
2017-06-22

Electronic expansion device

#183
20170175930
2017-06-22

Noise reducing filler valve

#184
20170167633
2017-06-15

Solenoid valve

#185
20170160024
2017-06-08

Method and apparatus for flow maldistribution control

#186
20170138507
2017-05-18

Three-dimensional manufacturing of quieting valve having complex passages

#187
20170102076
2017-04-13

HIGH CAPACITY LINEAR VALVE CAGE

#188
20170067579
2017-03-09

Tortuous path control valve trim

#189
20170058633
2017-03-02

Valve system having a soft landing plug

#190
20170051845
2017-02-23

Cage valve with instrumentation

#191
20170037700
2017-02-09

Flow control valve including a plurality of tubes having a geometrically variable cross-section

#192
20170023137
2017-01-26

Control valve for setting a process fluid stream of a processing plant

#193
20170016566
2017-01-19

Shock absorber for hydraulic system

#194
20160377195
2016-12-29

Throttling device

#195
20160363239
2016-12-15

Automatic transmission control valve body structure

#196
20160356399
2016-12-08

TRUNNION CONTROL GATE VALVE FOR SEVERE SERVICE

#197
20160341335
2016-11-24

Aerodynamic noise reduction cage

#198
20160327184
2016-11-10

Valve trim apparatus having multiple fluid flow control members

#199
20160312917
2016-10-27

Noise reducing diffuser trim with chevrons

#200
20160281880
2016-09-29

Multistage trim for control valves

#201
20160258660
2016-09-08

Electronic expansion valve

#202
20160223099
2016-08-04

Axial resistance valve trim design

#203
20160216713
2016-07-28

Flow control system, method, and apparatus

#204
20160208928
2016-07-21

VIBRATION TOLERANT BUTTERFLY VALVE

#205
20160195044
2016-07-07

Valve device for a motor vehicle

#206
20160190655
2016-06-30

Vibration resistant valve assembly for lead acid batteries

#207
20160186892
2016-06-30

Valve assembly with cage and flow control assembly

#208
20160186891
2016-06-30

Valve assembly with cage and flow control assembly

#209
20160186876
2016-06-30

Valve assembly

#210
20160131277
2016-05-12

Pressure control valve and control valve

#211
20160131267
2016-05-12

Nozzle tip with slit valve for fluid dispenser

#212
20160124439
2016-05-05

Fluid control valve

#213
20160123477
2016-05-05

Noise reducing diffuser trim

#214
20160116072
2016-04-28

Choked flow valve with clamped seat ring

#215
20160102781
2016-04-14

Tortuous path control valve trim

#216
20160102766
2016-04-14

Balanced double seated globe valve with flexible plub

#217
20160084394
2016-03-24

Noise reduction relief valve for cryogenic liquid containers

#218
20160084246
2016-03-24

Attachment of a fluid flow hat for actuated valve

#219
20160061334
2016-03-03

Flow rib in valves

#220
20160011604
2016-01-14

Controlled delivery of process gas using a remote pressure measurement device

#221
20150369375
2015-12-24

Adjustment valve with energy recovery

#222
20150354726
2015-12-10

Noise attenuation in a Venturi device and/or check valves

#223
20150330531
2015-11-19

Valve sound reducing trim assembly with pressure relief mechanism

#224
20150316158
2015-11-05

Vent assembly and method for a digital valve positioner

#225
20150300525
2015-10-22

Sound treatment assembly for a fluid transmission line

#226
20150300303
2015-10-22

Valve device

#227
20150292629
2015-10-15

Control valve

#228
20150252913
2015-09-10

CAGE-TYPE OF PRESSURE REDUCING DEVICE

#229
20150252908
2015-09-10

Fluid control valve

#230
20150226337
2015-08-13

In-line control valve

#231
20150226089
2015-08-13

Grid valve assembly

#232
20150204215
2015-07-23

Steam turbomachine valve having a valve member and seal assembly

#233
20150176580
2015-06-25

Compressor and valve assembly thereof for reducing pulsation and/or noise

#234
20150167555
2015-06-18

Fluid circuit in a turbine engine

#235
20150152976
2015-06-04

Swept outlet noise reducing element

#236
20150129786
2015-05-14

Fluid control valve for high pressure surges

#237
20150129067
2015-05-14

Electronic expansion valve

#238
20150114498
2015-04-30

Control valve for gas and liquids

#239
20150108379
2015-04-23

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

#240
20150096637
2015-04-09

Noise attenuation in a check valve unit or apparatus for producing vacuum

#241
20150096630
2015-04-09

ELECTROMAGNETIC VALVE

#242
20150083244
2015-03-26

Liner displacement control valve including valve trim with spindle and flow control element for improved low flow control

#243
20150076379
2015-03-19

Throttle disk of a hydraulic assembly of a vehicle brake system

#244
20150075637
2015-03-19

TRAVELING VALVE CAGE

#245
20150068491
2015-03-12

Fuel delivery system including integrated check valve

#246
20150060710
2015-03-05

Fluid flow control devices and systems, and methods of flowing fluids therethrough

#247
20150048121
2015-02-19

Nozzle tip with slit valve for fluid dispenser

#248
20150041690
2015-02-12

Reduced cavitation oilfield choke

#249
20150020903
2015-01-22

Cascade trim for control valve

#250
20150014557
2015-01-15

AUTOMATIC TRANSMISSION CONTROL VALVE BODY STRUCTURE

#251
20150013797
2015-01-15

Multi-stage trim

#252
20150013787
2015-01-15

Control valve

#253
20140374631
2014-12-25

Flow cage assemblies

#254
20140366970
2014-12-18

Valve sound reducing trim assembly with pressure relief mechanism

#255
20140339454
2014-11-20

Control valve trim cage having a plurality of anti-cavitation or noise abatement bars

#256
20140332103
2014-11-13

DEVICE FOR REDUCING PRESSURE AND VELOCITY OF FLOWING FLUID

#257
20140332097
2014-11-13

Flow-volume regulator

#258
20140311593
2014-10-23

Relief valve

#259
20140264138
2014-09-18

Valve seat assemblies

#260
20140264135
2014-09-18

Valve seat apparatus for use with fluid valves

#261
20140264107
2014-09-18

Stacked disk noise abatement device and control valve comprising same

#262
20140224343
2014-08-14

Anti-cavitation throttle valve and method of operating the same

#263
20140197603
2014-07-17

Bi-directional seal assembly for use with valves

#264
20140183384
2014-07-03

Valve sound reducing trim assembly with pressure relief mechanism

#265
20140138566
2014-05-22

Control valve trim

#266
20140124055
2014-05-08

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

#267
20140061528
2014-03-06

Valve body with upper flow diverter

#268
20140061527
2014-03-06

VALVE BODY WITH IMPROVED LOWER FLOW CAVITY

#269
20140061518
2014-03-06

Control valve

#270
20140026995
2014-01-30

Valve device with a flow guiding device

#271
20140021383
2014-01-23

Device for reducing flow noise and valve

#272
20130276924
2013-10-24

Multi-stage fluid flow control device

#273
20130256572
2013-10-03

Flow straightening seat ring and control valve having flow straightening seat ring

#274
20130240059
2013-09-19

Variable resistance device

#275
20130221260
2013-08-29

Oblique mating surfaces in a valve assembly

#276
20130221259
2013-08-29

Fluid pressure control device having a throttling element seal

#277
20130220443
2013-08-29

APPARATUS AND METHOD FOR FLOW CONTROL

#278
20130199649
2013-08-08

Pressure reducer

#279
20130193360
2013-08-01

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

#280
20130186493
2013-07-25

BI-DIRECTIONAL FLUID FLOW REGULATOR WITH FUNNEL SHAPED BAFFLES

#281
20130153808
2013-06-20

Anti-cavitation valve seat

#282
20130098620
2013-04-25

Flow rate control valve for solutions of polymers

#283
20130068976
2013-03-21

Valve

#284
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2013-03-07

Triple offset butterfly valve and rotary for severe services

#285
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2013-01-31

Valve assembly

#286
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2013-01-24

Flow control valve and method of use

#287
20130019612
2013-01-24

Method and apparatus for recovering from a pressurized gas a liquid fraction, in particular hydrocarbons having two or more carbon atoms

#288
20130015387
2013-01-17

Valve system with circumferentially oriented flow

#289
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2012-12-20

Trunnion Control Gate Valve For Sever Service

#290
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2012-11-15

Tapered throttling valve

#291
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Fluid flow control device

#292
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2012-10-25

Valve insert for a valve cartridge, corresponding valve cartridge for a solenoid valve, solenoid valve having said valve cartridge and method for producing a valve insert

#293
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2012-08-30

Noise control via outlet jet frequency dispersal

#294
20120181472
2012-07-19

Fluid adjusting device

#295
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2012-07-19

Temperature controlling device

#296
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2012-04-19

Separation system comprising a swirl valve

#297
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2012-04-12

Volume booster with seat load bias

#298
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2012-03-15

Volume booster with reduced noise trim

#299
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2012-02-23

Alignment mechanism for assembly of a diffuser inside a pressure reducing and conditioning valve

#300
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Valve assembly