ClassID:

152999

F16L23/02 - CPC Classification

Classification description:

Flanged joints the flanges being connected by members tensioned axially

Sub-classes:
Recent Application in this class:
#1
20260015946
2026-01-15

SERVICE TUBE ASSEMBLY FOR TURBINE ENGINE

#2
20250237340
2025-07-24

METHOD AND APPARATUS FOR TEMPORARY SEALING OF FLANGE LEAKS ON INDUSTRIAL PIPELINES

#3
20240392726
2024-11-28

Double seal arrangement

#4
20240027003
2024-01-25

METHOD FOR PRODUCING A CONNECTION, AND CONNECTION DEVICE

#5
20230250905
2023-08-10

PIPE FLANGE CONNECTION SYSTEM WITH STATIC SEAL

#6
20230228352
2023-07-20

Connectors

#7
20230088516
2023-03-23

Stabilizing face ring joint flange and assembly thereof

#8
20220390015
2022-12-08

Under-Balanced Seal Ring

#9
20220228680
2022-07-21

Hydraulic adapter unit, hydraulic pipe member, and method for manufacturing hydraulic pipe member

#10
20220163160
2022-05-26

Shroud for subsea flange protection

#11
20220163149
2022-05-26

Pipe adapter

#12
20220082191
2022-03-17

Sealant injection nut

#13
20210310595
2021-10-07

Multi-purpose fitting

#14
20210285588
2021-09-16

Fluid line system with adapter for connecting fluid lines

#15
20210164595
2021-06-03

Methods for decreasing stress in flange bolting

#16
20210131702
2021-05-06

Water heating device

#17
20210010624
2021-01-14

Conduit fluid coupling with anti-rotation lock

#18
20200325885
2020-10-15

Piping member and fluid transport device

#19
20200300279
2020-09-24

Pole clamp

#20
20200182256
2020-06-11

Pump casing with integral support flange

#21
20200173405
2020-06-04

Component having a flange connection element

#22
20200025317
2020-01-23

Assembling flanged couplings

#23
20200011468
2020-01-09

Connecting multi-bore structures in water

#24
20200001683
2020-01-02

Air conditioning fitting with axial and radial elastomeric sealing element and metal to metal taper saddle

#25
20190389490
2019-12-26

Construction of Large Diameter Concrete Pneumatic Tube for Transportation System

#26
20190383429
2019-12-19

Isolated flexible fluid connection system

#27
20190368662
2019-12-05

Hot tap system and method for coated ductwork

#28
20190360590
2019-11-28

Mounting device for a flat seal of a flange connection

#29
20190301608
2019-10-03

Connected part seal structure, and seal member

#30
20190292946
2019-09-26

Nested flange joint

#31
20190285209
2019-09-19

Vibration damping connector systems

#32
20190232355
2019-08-01

Joint flange using thickness-increased and cutting-processed pipe and method for manufacturing same

#33
20190170287
2019-06-06

Joint assembly for fluid carrying pipes

#34
20190170286
2019-06-06

Joint assembly for fluid carrying pipes

#35
20190167971
2019-06-06

Device for aseptically connecting large bore tubing

#36
20190113161
2019-04-18

Flange assembly

#37
20190101233
2019-04-04

Pinned composite pipe end-fitting

#38
20190092582
2019-03-28

Module connector, modular container, and sealing element therefor

#39
20180313487
2018-11-01

Adapter for connecting fluid lines and fluid line system formed therewith

#40
20180266464
2018-09-20

Oblique flange channel

#41
20180259101
2018-09-13

Pipe connection device and manufacturing method thereof

#42
20180209314
2018-07-26

Exhaust conduits for marine engine exhaust systems

#43
20180195507
2018-07-12

Peristaltic pump with improved pipe attachment

#44
20180187662
2018-07-05

Frac manifold and systems

#45
20180187537
2018-07-05

Flowline junction fitting with long-sweep bore

#46
20180187507
2018-07-05

Offset flange and angled shim flowline fittings

#47
20180142817
2018-05-24

Mechanical seal assembly

#48
20180112805
2018-04-26

Fixing structure for seal member in fluid control apparatus, joint, and fluid control apparatus

#49
20180106406
2018-04-19

System for auto-alignment and tensioning of flexible pipes in a stationary production unit, and method for installing flexible pipes thereby

#50
20180058047
2018-03-01

Breaker strap for fire hydrant breaker assembly

#51
20180051523
2018-02-22

High pressure marine drilling riser assembled using mechanical components

#52
20180023737
2018-01-25

PORT FLANGE FOR A HEAT EXCHANGER AND METHOD OF MAKING A PORT FLANGE

#53
20170370470
2017-12-28

FLUID CONVEYANCE SYSTEM GASKET ASSEMBLY AND METHODS OF ASSEMBLING THE SAME

#54
20170370258
2017-12-28

Exhaust conduits for marine engine exhaust systems

#55
20170363233
2017-12-21

Method and apparatus for clamping flanges and other connections

#56
20170321562
2017-11-09

Feeder duct assembly with flexible end fittings

#57
20170314713
2017-11-02

Assembly component for a vacuum chamber and method for producing the assembly component

#58
20170307125
2017-10-26

Orifice Fitting

#59
20170254422
2017-09-07

Ceramic lined valve

#60
20170234462
2017-08-17

Dissimilar metal connection and method for operating such a dissimilar metal connection

#61
20170234459
2017-08-17

AN IMPROVED SEAWATER SUCTION SYSTEM

#62
20170227152
2017-08-10

Flange joint assembly for use in a gas turbine engine

#63
20170184231
2017-06-29

Method and apparatus for clamping flanges and other connections

#64
20170152973
2017-06-01

Electrically isolating, fire-safe sealing element

#65
20170146425
2017-05-25

Test flange assemblies and related methods

#66
20160348816
2016-12-01

APPARATUS AND METHOD FOR GASKET COMPRESSION CONTROL

#67
20160334105
2016-11-17

Self-centering bolted fluid fitting

#68
20160305583
2016-10-20

Method of joining pipes and fittings with mechanical restraint members

#69
20160273440
2016-09-22

Flange assembly and related methods of connecting two exhaust pipes together with a flange assembly

#70
20160265699
2016-09-15

Flex duct connection system

#71
20160245440
2016-08-25

Tube seal assembly

#72
20160243475
2016-08-25

Fluid flow accessory

#73
20160238168
2016-08-18

Duct flange structure, and manufacturing method for the same

#74
20160236257
2016-08-18

DUCT FLANGE STRUCTURE, AND MANUFACTURING METHOD FOR THE SAME

#75
20160153598
2016-06-02

CONNECTOR FOR FLEXIBLE DUCT

#76
20160131288
2016-05-12

Method and apparatus for clamping flanges and other connections

#77
20160102793
2016-04-14

Flange joining structure and seal body used therein

#78
20160091128
2016-03-31

Lugged wafer alignment ring

#79
20160010774
2016-01-14

Nipple with flanged end to couple urinal to waste line

#80
20160010773
2016-01-14

Component Mount Integrated With Tube Fitting

#81
20150377392
2015-12-31

Connection joint for pipes to convey gas, compressed air and other fluids

#82
20150369409
2015-12-24

Low leakage duct segment using expansion joint assembly

#83
20150362110
2015-12-17

Breakaway coupling

#84
20150330545
2015-11-19

DEVICE FOR CONNECTION BETWEEN ADJACENT SOLAR RECEIVER TUBES

#85
20150316186
2015-11-05

Assembly for coupling a pair of double-walled tubes

#86
20150292362
2015-10-15

Method of remanufacturing a machine component

#87
20150285418
2015-10-08

JOINT FOR TUBE

#88
20150260554
2015-09-17

Electromagnetic flow meter having an earth ring with a ring plate part and a wall part formed along an outer periphery

#89
20150260321
2015-09-17

Pipe joining structure

#90
20150252926
2015-09-10

Separation preventing device of fluid pipe, and pipe joint

#91
20150252925
2015-09-10

Separation preventing device of fluid pipe, and pipe joint

#92
20150252923
2015-09-10

Fluid coupling and retainer for fluid coupling

#93
20150176731
2015-06-25

Flanged fittings for pipeline

#94
20150176730
2015-06-25

Face-to-face positive restrained rotating pipe flange

#95
20150115603
2015-04-30

SEAL FITTING WITH O-RING

#96
20150074952
2015-03-19

Clamping collar

#97
20150054276
2015-02-26

High-Pressure Bidirectional Seal

#98
20150001846
2015-01-01

Method and apparatus for retaining a flange on a fluid meter

#99
20140346768
2014-11-27

Adapter and turbomachine

#100
20140319828
2014-10-30

FLANGE ASSEMBLY WITH IMPROVED SERVICEABILITY

#101
20140203551
2014-07-24

Hybrid redundant seal for refrigerant systems

#102
20140191149
2014-07-10

Clamp ring for welded diaphragms

#103
20140175791
2014-06-26

Single tool installation/removal of restraint cable with anti-rotation feature

#104
20140117162
2014-05-01

Connector for securing double skin pipework and assembly obtained

#105
20130327157
2013-12-12

Process fluid flow transmitter with finned coplanar process fluid flange

#106
20130142569
2013-06-06

ANTI-ROTATION CABLE RESTRAINT FOR CONNECTING FLEXIBLE DUCTS

#107
20120280496
2012-11-08

JOINT WITH HEAT-SHIELDING ELEMENT

#108
20120223519
2012-09-06

Pipe joining structure

#109
20120042977
2012-02-23

End cap

#110
20110308655
2011-12-22

Clamp ring for welded diaphragms

#111
20110260446
2011-10-27

MULTIPLE PORT PARALLEL ACCESS PIPING FLANGE

#112
20110133451
2011-06-09

Flange assembly with improved serviceability

#113
20110031745
2011-02-10

Fluid coupling and retainer for fluid coupling

#114
20080309068
2008-12-18

Pipe Insert

#115
20080258407
2008-10-23

Volumetric sealing system

#116
20080080080
2008-04-03

Sight glasses and pipes incorporating the same

#117
20070178764
2007-08-02

HIGH-PRESSURE FLUID-FLOW SYSTEM HAVING COMPACT TWO-BOLT AND FOUR-BOLT FLANGED AND MODULAR CONNECTORS

#118
20070024055
2007-02-01

Quick-connect conduit coupling device

#119
20060162326
2006-07-27

Construction of coupling exhaust pipes of vehicle

#120
20050230967
2005-10-20

Seal structure for vehicle air conditioner

#121
20050200129
2005-09-15

Aseptic flanged joint

#122
20050200128
2005-09-15

Self-aligning aseptic flanged joint

#123
18362808
2025-09-23

Methods structures devices assemblies systems and functionally associated machine executable instructions for industrial processing of material

#124
16027049
2020-05-26

Flowline junction fittings for frac systems

#125
15642815
2018-11-27

Flange assembly with frangible gate for mounting air cannons to bulk material processing equipment

#126
15608613
2020-04-21

Method and apparatus for directing and containing leakage

#127
14514321
2016-10-18

Flange adapter plate assembly