ClassID:

153343

F16L55/027 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems; Energy absorbers; Noise absorbers Throttle passages

Sub-classes:
Recent Application in this class:
#1
20260043494
2026-02-12

VALVE TRIM APPARATUS FOR USE WITH FLUID VALVES

#2
20240158979
2024-05-16

DRUM-TYPE WASHING MACHINE

#3
20230383886
2023-11-30

SOUND REDUCER AND METHOD OF MAKING SAME

#4
20230095779
2023-03-30

High-pressure fuel pipe

#5
20220349504
2022-11-03

Flow rate regulating fluidic connector between two ducts

#6
20220186590
2022-06-16

Nozzle for water choking

#7
20220128072
2022-04-28

Angle piece fluidically connecting fluid lines of a vehicle

#8
20220049722
2022-02-17

Multi-function orifice subassembly for flow limiters

#9
20220003156
2022-01-06

Device for Injecting Water into a Combustion Chamber or into an Intake Tract of an Internal Combustion Engine

#10
20210317938
2021-10-14

Fluid distribution apparatus and fluid distribution module with choke

#11
20210231087
2021-07-29

Connecting piece for a fuel injector of an internal combustion engine

#12
20210222799
2021-07-22

Distribution orifice system for a dry agricultural product applicator

#13
20210165427
2021-06-03

Flow rate regulator

#14
20200409396
2020-12-31

Fluid flow restrictor device

#15
20200400239
2020-12-24

Flow centralizer for valve assembly

#16
20200326017
2020-10-15

Method of manufacturing a fluid pressure reduction device

#17
20200248838
2020-08-06

FLOW RESTRICTOR FOR A PLUG VALVE

#18
20200109808
2020-04-09

Attenuator

#19
20200048876
2020-02-13

Water saving device

#20
20200023433
2020-01-23

Additively-manufactured flow restrictors and methods for the fabrication thereof

#21
20190390581
2019-12-26

Valve with a ball bearing and exhaust line comprising said valve

#22
20190307950
2019-10-10

Microflow restrictor assembly and methods of making the same

#23
20190186671
2019-06-20

FLOW RESTRICTOR AND GAS COMPRESSOR

#24
20190178145
2019-06-13

Exhaust gas dispersion device for agricultural working vehicle

#25
20190154169
2019-05-23

Fluid flow control device

#26
20190145566
2019-05-16

Noise attenuators for use with process control devices

#27
20190093791
2019-03-28

Flow stabilizer for a control valve

#28
20180320452
2018-11-08

One piece forged fluidic displacement drill pipe and method of manufacture thereof

#29
20180299045
2018-10-18

Pipe connection structure, pipe connection unit, and connection method of pipe

#30
20180266578
2018-09-20

Tank overhead line liquid backflow restriction device

#31
20180187816
2018-07-05

Noise attenuators for use with process control devices

#32
20180094657
2018-04-05

Damping device

#33
20180045353
2018-02-15

Damping device

#34
20170268711
2017-09-21

BRANCHING STRUCTURE

#35
20170211730
2017-07-27

Tamper-resistant frictionless connector assembly

#36
20170159868
2017-06-08

Pressurized fluid line deresonator

#37
20170130886
2017-05-11

Heatable fluid line

#38
20170108171
2017-04-20

Chamber pressure control apparatus for chemical vapor deposition systems

#39
20170037987
2017-02-09

Flow passage sealing structure

#40
20170023034
2017-01-26

Choke for a flow line

#41
20160363243
2016-12-15

Tapering couplers for connecting fluid flow components

#42
20160333692
2016-11-17

VENTILATION DUCTING SYSTEMS & METHODS

#43
20160298321
2016-10-13

Water saving flow regulator that is flow volume switchable

#44
20160286739
2016-10-06

Subsurface pressurized irrigation delivery system

#45
20160265199
2016-09-15

Device for limiting the flow of a fluid, in particular the flow of water in a shower

#46
20160223117
2016-08-04

CONDUIT HAVING INTEGRAL, MONOLITHIC FLOW REGULATION FEATURES

#47
20160153595
2016-06-02

Tapering couplers for connecting fluid flow components

#48
20160091901
2016-03-31

Pressure reduction device and method

#49
20160083944
2016-03-24

Sanitary insertion unit and shower fitting having a sanitary insertion unit

#50
20160025250
2016-01-28

Connecting device for tubes and guide ring with forced circulation in potential retention areas

#51
20150362112
2015-12-17

Flow restrictor and gas compressor

#52
20150252945
2015-09-10

Flow-restricting plug and differential drive pinion having the same

#53
20150159799
2015-06-11

Pipe joint

#54
20150145249
2015-05-28

Pipe joint

#55
20150034165
2015-02-05

Fluidic Modulators

#56
20140366972
2014-12-18

Arrangement for the fluidic and mechanical connection of two components

#57
20140360609
2014-12-11

Flow restrictor

#58
20140326349
2014-11-06

Capillary flow control system for fluid indicator

#59
20140261829
2014-09-18

Outlet tube for a material transfer system

#60
20140227959
2014-08-14

Blast protection damper

#61
20140209176
2014-07-31

Use of pressure reduction devices for improving downstream oil-and-water separation

#62
20140202540
2014-07-24

Pliable air ducts with anti-condensation nozzles

#63
20140137970
2014-05-22

Hydraulic flow-rate regulating device

#64
20140096854
2014-04-10

FLUID FLOW CONTROL DEVICE

#65
20140053937
2014-02-27

Hydrostatic plate bearing

#66
20140048228
2014-02-20

Process for production of sulphuric acid

#67
20130283520
2013-10-31

Shower system with flow restriction

#68
20130255815
2013-10-03

Fluid conduit with variable flow resistance

#69
20130233427
2013-09-12

LNG receiving structure

#70
20130220464
2013-08-29

Flow control

#71
20130220442
2013-08-29

Air release valve

#72
20130186499
2013-07-25

Fluid resistance device

#73
20130125527
2013-05-23

Reversible flow discharge orifice

#74
20130118615
2013-05-16

Apparatus for diverting a flow of material

#75
20130087637
2013-04-11

Sanitary insertion unit and shower fitting having a sanitary insertion unit

#76
20130048129
2013-02-28

Method and apparatus for selectively controlling fluid flow

#77
20120325323
2012-12-27

PRODUCTION SYSTEM AND METHOD OF VARYING RESTRICTIONS TO FLOW ALONG THE SAME

#78
20120189477
2012-07-26

Pump pulsation discharge dampener with dual pressure drop tube assemblies having unequal sizes

#79
20120045349
2012-02-23

Pressure pulsation dampener

#80
20120028562
2012-02-02

FLEXIBLE AIR DUCTS WITH GRADUAL INFLATION

#81
20100313982
2010-12-16

Fluid flow control device

#82
20100167220
2010-07-01

Sound Reduction Provision for Heat Apparatuses

#83
20090318072
2009-12-24

Blast Protection Damper

#84
20070102583
2007-05-10

Systems and methods for reducing surge loads in hose assemblies, including aircraft refueling hose assemblies

#85
20060260705
2006-11-23

Device for damping water hammer

#86
20060124186
2006-06-15

Energy attenuation apparatus for a conduit conveying liquid under pressure, system incorporating same, and method of attenuating energy in a conduit

#87
20060102239
2006-05-18

Fluid flow control device

#88
20050178455
2005-08-18

Flow conditioner for a fluid transport pipe

#89
20050045239
2005-03-03

Method and apparatus for reduction of fluid-borne noise in hydraulic systems

#90
18799807
2025-08-19

Adjustable flow-synchronization return valve for hydraulic pressure balancing

#91
15425638
2018-03-13

Mechanically-retained sealing disks for use with fluid regulators

#92
15332074
2019-05-21

Variable flow module for controlled flow of fluid

#93
14100611
2016-03-22

Automated system for pressure pulsation dampening

#94
13729861
2015-04-28

Eddy current minimizing flow plug for use in flow conditioning and flow metering