Patents-Review.com
ClassID:

153351 ⎘

F16L55/02772 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems; Energy absorbers; Noise absorbers; Throttle passages using spirally or helically shaped channels

Recent Application in this class:
#1
20250067356
2025-02-27

MICRO-FLOW THROTTLING DEVICE

 #2
20230349488
2023-11-02

Method of manufacturing a fluid pressure reduction device

 #3
20230048962
2023-02-16

FLUID FLOW CONTROL DEVICES AND SYSTEMS, AND METHODS OF FLOWING FLUIDS

 #4
20220074535
2022-03-10

Protective tube for insertion into a pipe or vessel with reduced sensitivity to vortex induced vibrations

 #5
20220003349
2022-01-06

Building drainage stack, forming mould thereof and forming method thereof

 #6
20210345662
2021-11-11

Paper hookah hose

 #7
20210310595
2021-10-07

Multi-purpose fitting

 #8
20210164502
2021-06-03

Attenuation device for the fluid flow pulsation in a hydraulic circuit connected with a hydraulic machine

 #9
20210071692
2021-03-11

Helix amplifier fittings

 #10
20200340609
2020-10-29

Method of manufacturing a fluid pressure reduction device

 #11
20200096148
2020-03-26

Throttle and infusion pump with throttle

 #12
20190242413
2019-08-08

HELIX AMPLIFIER FITTINGS

 #13
20190154199
2019-05-23

Threaded lube restrictor for low flow applications

 #14
20190154169
2019-05-23

Fluid flow control device

 #15
20190078716
2019-03-14

Material Flow

 #16
20180340643
2018-11-29

Method of manufacturing a fluid pressure reduction device

 #17
20180283580
2018-10-04

Throttle body with a plurality of channels extending three-dimensional spiral-shaped

 #18
20180142827
2018-05-24

Material Flow

 #19
20180119620
2018-05-03

Flow limiter

 #20
20170306994
2017-10-26

Helix amplifier fittings

 #21
20170009787
2017-01-12

Fluid transfer apparatus

 #22
20160252113
2016-09-01

Pipeline systems and methods

 #23
20160102797
2016-04-14

IMPROVEMENT TO MATERIAL FLOW

 #24
20150240982
2015-08-27

Vibration reducing pipe junction

 #25
20140230789
2014-08-21

Module for managing mass flow and dampening pressure pulsations in a gaseous fuel supply line

 #26
20130061759
2013-03-14

Gas delivery system

 #27
20120097400
2012-04-26

Valve for subsea hydrate inhibitor injection

 #28
20120016461
2012-01-19

Fluid flow controller

 #29
20110315249
2011-12-29

DEVICE FOR PROVIDING A CONTROLLABLE PRESSURE REDUCTION

 #30
20100132937
2010-06-03

Laminar flow tool

 #31
20100089689
2010-04-15

SILENCER FOR PNEUMATIC DEVICE

 #32
20080210325
2008-09-04

Distributor

 #33
20080041474
2008-02-21

Sound attenuator

 #34
20070247969
2007-10-25

Apparatus and method for creating a vortex flow

 #35
20050039813
2005-02-24

Apparatus and method for creating a vortex flow

 #36
20050016792
2005-01-27

Noise suppressor apparatus for a gas duct