ClassID:

153017

F16L23/167 - CPC Classification

Classification description:

Flanged joints characterised by the sealing means in connection with the appearance or detection of leaks

Recent Application in this class:
#1
20260043503
2026-02-12

APPARATUS AND METHOD FOR SEALING AND MONITORING A BOLTED FLANGE JOINT

#2
20260002613
2026-01-01

Piping Connection Seal and Leak Detection

#3
20250224302
2025-07-10

High Pressure Gas Fitting Leak Detection Systems and Related Methods

#4
20250116566
2025-04-10

High pressure gas fitting leak detection systems and related methods

#5
20240219258
2024-07-04

LEAKAGE DETECTION APPARATUS, SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING METHOD, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM

#6
20240027003
2024-01-25

METHOD FOR PRODUCING A CONNECTION, AND CONNECTION DEVICE

#7
20230265950
2023-08-24

DEVICE FOR CONNECTING A GAS-CARRYING PIPE ELEMENT AND METHOD FOR CONNECTING A GAS-CARRYING PIPE ELEMENT

#8
20230135912
2023-05-04

Optimized connection assembly between two portions of a cryogenic line, comprising a double sealing barrier, a fluid expansion chamber and a detector for detecting the presence of the fluid in said chamber

#9
20220154859
2022-05-19

Self-sealing a flange

#10
20220010900
2022-01-13

Connector for pipelines and method to connect the connector to a pipeline

#11
20210270690
2021-09-02

System and method for detecting leaks in a sealed coolant system

#12
20200300714
2020-09-24

Thermochromatic test device for gas turbine engine

#13
20200284348
2020-09-10

Sealing device for hyper tube

#14
20190033162
2019-01-31

Simple leakage detection in a hydraulic cylinder unit

#15
20180306355
2018-10-25

Sealing connector

#16
20180265210
2018-09-20

Fume tight sock collector/box

#17
20180172196
2018-06-21

Pipe repair fitting with end seals

#18
20180156362
2018-06-07

Coupling member, fluid-device connecting jig, and fluid-device connecting structure

#19
20170336003
2017-11-23

Metal-to-metal well equipment seal

#20
20170159867
2017-06-08

Pipe restraint and shield

#21
20160312934
2016-10-27

Compact pipe flange gasket

#22
20160281896
2016-09-29

Double wall tube fitting with an integrated diagnostic port

#23
20160245434
2016-08-25

Vacuum system pipe couplings

#24
20150369413
2015-12-24

Double wall tube bolted flange fitting

#25
20150369400
2015-12-24

Double wall tube assemblies

#26
20150108723
2015-04-23

DOUBLE METAL TO METAL KX SEAL

#27
20140360592
2014-12-11

Oil deflection apparatus

#28
20140110008
2014-04-24

Electrical raceway drain fitting

#29
20140097611
2014-04-10

Tool for deflecting spray from flange coupling

#30
20110316239
2011-12-29

Assembly having a dual barrier gasket

#31
20110185793
2011-08-04

Seal assembly with leak monitoring

#32
20110156386
2011-06-30

SHIMMED JOINT, GASKET FOR A SHIMMED JOINT, AND METHOD FOR SEALING A SHIMMED JOINT

#33
20110154886
2011-06-30

Flange fitting with leak sensor port

#34
20110012338
2011-01-20

Flange connection structure

#35
20100207379
2010-08-19

Fluid conduit coupling with leakage detection

#36
20100176559
2010-07-15

GASKET AND GASKET ASSEMBLY FOR SEALING A PROBE IN A DISPOSABLE SYSTEM

#37
20100127460
2010-05-27

SEALS WITH INTEGRATED LEAK DETECTION CAPABILITY

#38
20090188301
2009-07-30

Faceplate connection assembly and method

#39
20090127848
2009-05-21

Flange fitting with leak sensor port

#40
20090115139
2009-05-07

Spiral-wound gasket

#41
20090015005
2009-01-15

Rigid gasket aseptic connector

#42
20070222159
2007-09-27

Composite seal and coupling

#43
20070113890
2007-05-24

Leak detector sleeve

#44
20070051164
2007-03-08

Method and apparatus for verifying the integrity of a joint seal

#45
20060157592
2006-07-20

Fixed flange spray deflector

#46
20060061102
2006-03-23

Jacketed pipe flange

#47
20050166624
2005-08-04

Electric insulating device of air conditioner, and air conditioner with the device

#48
20050120534
2005-06-09

Shrouded fluid-conducting apparatus

#49
13944609
2017-03-21

Racking arm tank outlet port