ClassID:

153355

F16L55/0331 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems; Energy absorbers; Noise absorbers; Noise absorbers by inserting an elongated element in the pipe

Recent Application in this class:
#1
20230392738
2023-12-07

Noise abatement fitting for aquarium downpipe

#2
20220341411
2022-10-27

Device for damping pressure pulsations for a compressor of a caseous fluid

#3
20180330712
2018-11-15

Acoustical attenuator in storage array to improve performance

#4
20180149122
2018-05-31

Vehicle silencer

#5
20170219153
2017-08-03

Sound suppression apparatus

#6
20170159868
2017-06-08

Pressurized fluid line deresonator

#7
20140230789
2014-08-21

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

#8
20140158461
2014-06-12

Universal attenuation device for air-conditioning circuit

#9
20130263822
2013-10-10

Wide-band damper for charge air lines of an internal combustion engine with turbocharger

#10
20120118408
2012-05-17

Flow limiter and use of a flow limiter in an air distribution system of an air conditioning system of an aircraft

#11
20120007353
2012-01-12

Fitting system for a hydraulic tuning tube

#12
20120006616
2012-01-12

Fitting system for a hydraulic tuning cable

#13
20120005877
2012-01-12

Fitting system for a hydraulic tuning cable

#14
20110259667
2011-10-27

Duct sound damper for a flow machine

#15
20110253242
2011-10-20

Pump installations

#16
20110048846
2011-03-03

Noise attenuator for a hydraulic fluid pipe, item comprising this attenuator, pipe comprising this item and method of assembly

#17
20110036440
2011-02-17

Pipeline and method for producing the same

#18
20100077755
2010-04-01

Sound attenuation systems and methods

#19
20090269219
2009-10-29

Domestic appliance with a sound damper

#20
20090145688
2009-06-11

ACOUSTIC ATTENUATION DEVICE

#21
20090050111
2009-02-26

Nested three chambers, fluid pulsation dampener

#22
20090025384
2009-01-29

Feed line for a hydraulic system and hydraulic system

#23
20080272589
2008-11-06

Pressure-pulsation-damping fluid supply conduit

#24
20080245607
2008-10-09

Air exhaust/inlet sound attenuation mechanism

#25
20070246411
2007-10-25

Pollution-reducer device, a motor vehicle fitted with such a device, and a corresponding pipe

#26
20070221440
2007-09-27

Air exhaust/inlet sound attenuation mechanism

#27
20060144638
2006-07-06

Noise attenuator with laterally moving baffles

#28
20060124385
2006-06-15

Modular pressure pulsation dampener

#29
20060011413
2006-01-19

Method for filtering ultrasonic noise within a fluid flow system

#30
20060011412
2006-01-19

Apparatus for filtering ultrasonic noise within a fluid flow system

#31
20060006022
2006-01-12

Apparatus for filtering ultrasonic noise within a fluid flow system