ClassID:

167025

G01M3/283 - CPC Classification

Classification description:

Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes for double-walled pipes

Recent Application in this class:
#1
20240117916
2024-04-11

Monitoring of Lined Pipeline

#2
20230213136
2023-07-06

Monitoring of Lined Pipeline

#3
20220050006
2022-02-17

Method for determining the free volume of an annular space of a flexible pipe and associated system

#4
20220018728
2022-01-20

Method for testing and for an inspection of a functionality of an insulation work on industrial installations, especially of an insulation surrounding a pipe; system comprising a pipe especially for transport of cooled media, and insulation for such a pipe

#5
20210244987
2021-08-12

Corrosion monitoring in a fluid distribution system

#6
20210244986
2021-08-12

Corrosion monitoring in a fluid distribution system

#7
20210213317
2021-07-15

Corrosion monitoring in a fire sprinkler system

#8
20200309634
2020-10-01

HEAT EXCHANGING DEVICE

#9
20190162626
2019-05-30

Device for the detection and signalisation of a leakage and a heat exchanger

#10
20190101069
2019-04-04

Gas valve unit and a method of performing a pressure test to a gas valve unit

#11
20180321109
2018-11-08

Overpressure encapsulation system for explosion protection, and corresponding operating method

#12
20180306374
2018-10-25

Monitoring of lined pipeline

#13
20180180505
2018-06-28

Diaphragm seal assembly with evacuated double diaphragm and vacuum monitoring

#14
20180149550
2018-05-31

Monitoring system and method for a multiple-walled fluid system

#15
20180064978
2018-03-08

Corrosion monitoring in a fire sprinkler system

#16
20170145808
2017-05-25

Arrangement and method for monitoring of annulus volume

#17
20160281896
2016-09-29

Double wall tube fitting with an integrated diagnostic port

#18
20150337994
2015-11-26

Pipe for a conveying line for conveying bulk material as well as device for leakage monitoring of a conveying line

#19
20150316190
2015-11-05

Manifold assembly for dual-walled pipe

#20
20150290483
2015-10-15

Corrosion monitoring in a fire sprinkler system

#21
20150010356
2015-01-08

Fluid spill containment, location, and real time notification device with cable based sensor

#22
20140332240
2014-11-13

Corrosion monitoring in a fire sprinkler system

#23
20140306448
2014-10-16

Fitting for tubing containment system

#24
20140182706
2014-07-03

Fluid spill containment, location, and real time notification device and system

#25
20140013829
2014-01-16

Flexible tubular pipe for transporting a petroleum fluid such as a multiphase fluid or a gas

#26
20120248251
2012-10-04

Conduit protection system and method

#27
20120136579
2012-05-31

Apparatus and method for detecting and quantifying leakage in a pipe

#28
20110154886
2011-06-30

Flange fitting with leak sensor port

#29
20100175772
2010-07-15

Hose system for high pressure hydraulic system

#30
20100084035
2010-04-08

Flexible tubular pipe for transporting gaseous hydrocarbons

#31
20100068986
2010-03-18

Testing and venting pipe annulus

#32
20090139596
2009-06-04

DUAL-CONTAINMENT PIPE CONTAINING FLUOROPOLYMER

#33
20090127848
2009-05-21

Flange fitting with leak sensor port

#34
20080203669
2008-08-28

Arrangement for monitoring the leak-tightness of an evacuated space

#35
20080011057
2008-01-17

Leak detection sensor system and method for double carcass hose

#36
20080011056
2008-01-17

Flexible leak detection system and method for double carcass hose

#37
20070157705
2007-07-12

Leak detection system with addressable sensors

#38
20070131297
2007-06-14

Leak detection system and method for offshore hose lines

#39
20070074759
2007-04-05

Rupture control system

#40
20050257833
2005-11-24

Contained pipeline system with brine filled interstitial space and method for detecting leakage in same

#41
20050210961
2005-09-29

Method and device for monitoring a flexible pipe

#42
20050166666
2005-08-04

Piping structure having leak detection function and leak detector

#43
20050072215
2005-04-07

Monitoring system for leak prevention and detection