ClassID:

153006

F16L23/036 - CPC Classification

Classification description:

Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps

Recent Application in this class:
#1
20260153172
2026-06-04

CLAMPING JIG FOR PIPE CONNECTION

#2
20250361956
2025-11-27

PIPE FOR A CRYOGENIC FLUID, PIPE ASSEMBLY, AND AEROSPACE SYSTEM WITH PIPE

#3
20250354644
2025-11-20

SCREWED CLAMP WITH LOCALIZED STRUCTURAL REINFORCEMENT PRODUCED BY ADDITIVE MANUFACTURING AND THE PROCESS OF OBTAINING THE CLAMP

#4
20250305604
2025-10-02

Method of Installing a Pipe Coupling

#5
20250283562
2025-09-11

JOINT STRUCTURE

#6
20250271086
2025-08-28

Two Piece Large Pipe Quick Connect

#7
20250251064
2025-08-07

NUT TYPE ROTATABLE FLANGE STRUCTURE AND COMBINATION TOOL

#8
20250230885
2025-07-17

FITTING ASSEMBLY AND METHOD THEREFOR

#9
20250230884
2025-07-17

RADIO-FREQUENCY IDENTIFICATION FLUID CONNECTION

#10
20250155059
2025-05-15

FIXATION MECHANISM FOR HIGH TEMPERATURE SEALS OF TUBES

#11
20250109811
2025-04-03

FLEXIBLE HOSE END FITTING ASSEMBLY

#12
20250035243
2025-01-30

CLAMP FOR CONNECTING EXHAUST PIPES

#13
20250020239
2025-01-16

Subsea Dual Set Multi-Piston Mechanism

#14
20240391689
2024-11-28

Storage Tank Isolation System

#15
20240377006
2024-11-14

FLANGE COUPLING SYSTEM FOR CONNECTING PIPES IN AN AIRCRAFT

#16
20240352884
2024-10-24

AFTERTREATMENT COMPONENT CARTRIDGE FOR AN AFTERTREATMENT SYSTEM

#17
20240309977
2024-09-19

HIGH TEMPERATURE FACE SEALS OF TUBES

#18
20240229991
2024-07-11

NUT TYPE ROTATABLE FLANGE STRUCTURE AND COMBINATION TOOL

#19
20240183472
2024-06-06

Radio-frequency identification fluid connection

#20
20240110671
2024-04-04

Boil-off shielded coupling for hydrogen tank filling

#21
20240110651
2024-04-04

Method of Connecting Tubular Members in Offshore Structures

#22
20240084936
2024-03-14

CONNECTOR AND METHOD FOR CONNECTING COMPOSITE PIPELINES

#23
20240003471
2024-01-04

Fitting assembly and method therefor

#24
20230400141
2023-12-14

System including a thermo-structural spacer for air inlet and compressor interface

#25
20230235837
2023-07-27

Method of installing a pipe coupling

#26
20230184358
2023-06-15

Profile clamp for connecting two tubular bodies

#27
20230175618
2023-06-08

Flexible hose end fitting assembly

#28
20230151914
2023-05-18

TENSIONER AND METHOD OF USING SAME

#29
20230116457
2023-04-13

Mounting a flanged vacuum pump to a vacuum system

#30
20230087589
2023-03-23

Pipe fitting with positive installation indicator

#31
20230024126
2023-01-26

Pipe joint

#32
20220412489
2022-12-29

Fluidic connection device and non-return insert valve for vehicles

#33
20220381175
2022-12-01

Exhaust pipe

#34
20220364661
2022-11-17

Pipe flange coupling device, a pipe assembly and a top-submerged-lance (TSL) system

#35
20220299137
2022-09-22

Pipe connection structure and processing apparatus

#36
20220292325
2022-09-15

Radio-frequency identification connector

#37
20220252192
2022-08-11

CLAMPING COLLAR HAVING A RETAINING MEMBER AND A HOOK

#38
20220228682
2022-07-21

Stabilizing restraint for catalyst loading tubes

#39
20220221098
2022-07-14

Strainer

#40
20220221091
2022-07-14

Radio-frequency identification fluid connection

#41
20220205566
2022-06-30

Hose connection joint structure for battery cooling system

#42
20220163147
2022-05-26

COUPLING ASSEMBLY FOR CONNECTING PIPES, AND MANUFACTURING METHOD THEREFOR

#43
20220146022
2022-05-12

Coupling having rotation limited segments

#44
20220128181
2022-04-28

System and a method for providing a sterile fluid connection between a first fluid channel and a second fluid channel

#45
20220090713
2022-03-24

Flanged joint and method of fluidly connecting two components

#46
20220082190
2022-03-17

Apparatus and method for sealing and monitoring a bolted flange joint

#47
20220010900
2022-01-13

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

#48
20220010897
2022-01-13

Fluid conduit connector system

#49
20210341087
2021-11-04

System and method for a connector assembly in an aircraft

#50
20210337764
2021-11-04

Apparatus for patient warming

#51
20210332920
2021-10-28

Multi-petaled oblique-plane hoop and pipe connector thereof

#52
20210301956
2021-09-30

Remote process equipment bolt flange joint opening and closing system and method of use

#53
20210285580
2021-09-16

Adjustable Expansion Spool

#54
20210285579
2021-09-16

DUCT CONNECTOR

#55
20210278024
2021-09-09

Fluid conduit interlock

#56
20210262597
2021-08-26

TELESCOPIC TUBE AND METHOD FOR THE MANUFACTURE THEREOF

#57
20210222807
2021-07-22

Gasket having interlocked inner diameter seal element

#58
20210199225
2021-07-01

Compensator arrangement for transport systems

#59
20210190245
2021-06-24

ULTRA-COMPACT TUBE OR PIPE COUPLING FOR VACUUM, LIQUID OR GAS

#60
20210164595
2021-06-03

Methods for decreasing stress in flange bolting

#61
20210131702
2021-05-06

Water heating device

#62
20210088160
2021-03-25

CLAMPING COLLAR

#63
20210062949
2021-03-04

Utility coupler with locking handle

#64
20210061552
2021-03-04

Storage tank isolation system

#65
20210033227
2021-02-04

Joint assembly, v-clamp, and end flanges

#66
20210018124
2021-01-21

Clamping collar with retaining loop

#67
20210018123
2021-01-21

Clamping collar with retaining bar

#68
20210018122
2021-01-21

Advanced Coupling System

#69
20200378537
2020-12-03

Joining metal fittings to a polymer composite pipe

#70
20200378531
2020-12-03

System for sealing flanged connections

#71
20200328003
2020-10-15

Feedwater sparger nozzle repair assembly

#72
20200300279
2020-09-24

Pole clamp

#73
20200124212
2020-04-23

Universal vacuum fitting clamp with torque control

#74
20200109803
2020-04-09

FLANGE ASSEMBLY AND METHOD OF INSTALLATION

#75
20200047592
2020-02-13

Thermal cycle resistant fastening system for refrigerant fitting

#76
20200032936
2020-01-30

Method and apparatus for repairing a jet pump slip joint

#77
20200018334
2020-01-16

CLAMPING APPARATUS

#78
20200011460
2020-01-09

Pipe fitting apparatus and methods

#79
20200001970
2020-01-02

Duct stringer

#80
20190368506
2019-12-05

Turbocharger for an internal combustion engine

#81
20190331271
2019-10-31

PIPE JOINT FOR PLASTIC PIPES

#82
20190331269
2019-10-31

Wedge adapter seal

#83
20190321951
2019-10-24

Clamping jig for tube connection

#84
20190293221
2019-09-26

Breaker clamp for fire hydrant

#85
20190271424
2019-09-05

Sprung coupling

#86
20190271423
2019-09-05

Sprung coupling

#87
20190224937
2019-07-25

SYSTEMS, DEVICES, AND METHODS FOR MANUFACTURE AND USE OF LAMINATED SHEET METALS

#88
20190186662
2019-06-20

Annular sleeves for fluid-handling components

#89
20190170287
2019-06-06

Joint assembly for fluid carrying pipes

#90
20190170286
2019-06-06

Joint assembly for fluid carrying pipes

#91
20190170280
2019-06-06

Torque Retention Arrangement

#92
20190170279
2019-06-06

Torque Retention Arrangement

#93
20190107235
2019-04-11

Camlock

#94
20190107087
2019-04-11

Internal combustion engine pipe and internal combustion engine

#95
20180370326
2018-12-27

CONNECTION ARRANGEMENT FOR AN AIR CONDITIONING SYSTEM AND MOBILE AIR CONDITIONING SYSTEM

#96
20180356017
2018-12-13

Pipe connector and a pipe connector unit

#97
20180340638
2018-11-29

CLAMPS FOR FLUID CONDUITS

#98
20180340521
2018-11-29

Vacuum pumping device, vacuum pump, and vacuum valve

#99
20180313482
2018-11-01

Magnetic connecting member, in particular for pipe flanges

#100
20180280743
2018-10-04

System and Method for Providing a Fire Department Connection (FDC)

#101
20180266595
2018-09-20

Sealing system having interlocking inner diameter seal element to resist pressure changes

#102
20180252350
2018-09-06

Connection system for push joint valve and fittings

#103
20180119860
2018-05-03

Method of forming a pipe joint, pipe joint component, and pipe joint, fluid control device, fluid control unit and semiconductor fabrication apparatus including the pipe joint component

#104
20180106281
2018-04-19

High-capacity radial fit coupling bolts

#105
20180104149
2018-04-19

CONTAINMENT AND TRANSFER DEVICE FOR HIGHLY ACTIVE OR SENSITIVE COMPOUNDS

#106
20180058614
2018-03-01

Clamp apparatus and method for joining pipeline segments

#107
20180051523
2018-02-22

High pressure marine drilling riser assembled using mechanical components

#108
20180045347
2018-02-15

Gasket for use in sealing flanges together

#109
20180045346
2018-02-15

Pipe coupling having arcuate snap couplers with cylindrical base body

#110
20180010720
2018-01-11

Electrically isolating block and flange for rail-heating duct

#111
20180003323
2018-01-04

Plug and pump system for routing pressurized fluid

#112
20170356570
2017-12-14

Load bearing clamp for transmitting loads to a shaft

#113
20170328500
2017-11-16

Sprung coupling

#114
20170307116
2017-10-26

Pipe coupling

#115
20170284577
2017-10-05

Tamper Resistant Coupling Collar

#116
20170234467
2017-08-17

Hybrid flange

#117
20170211734
2017-07-27

Pipe coupling device

#118
20170205018
2017-07-20

C flange bracket

#119
20170175937
2017-06-22

Drilling riser flanges and assemblies with contoured bearing surfaces to reduce shear in connectors

#120
20170167648
2017-06-15

Tube with coupling

#121
20170159857
2017-06-08

Method and apparatus for repairing a jet pump slip joint

#122
20170159653
2017-06-08

Cartridge retention system

#123
20170146167
2017-05-25

Torque retention arrangement

#124
20170067585
2017-03-09

Coupling assembly

#125
20170059069
2017-03-02

Fluid conduit connection system with a double undercut clamp

#126
20170051855
2017-02-23

Flange coupling part reinforcing jig

#127
20170045167
2017-02-16

PIPE JOINT FOR PLASTIC PIPES

#128
20170002961
2017-01-05

METHOD AND APPARATUS FOR ASSEMBLY OF FLANGED OBJECTS

#129
20160377198
2016-12-29

Underwater pipe assembly and method of assembling underwater pipes

#130
20160348815
2016-12-01

Clamping device for joining flange pieces

#131
20160334105
2016-11-17

Self-centering bolted fluid fitting

#132
20160321120
2016-11-03

Analytics data collection with low integration cost for dynamic message passing systems

#133
20160290538
2016-10-06

Pipe coupling device and construction method therefor

#134
20160245449
2016-08-25

Irrigation Pipe Coupling

#135
20160169428
2016-06-16

Hydraulic hose fitting and hydraulic device

#136
20160138742
2016-05-19

DEVICE FOR JOINING TWO PIPES

#137
20160102793
2016-04-14

Flange joining structure and seal body used therein

#138
20150362107
2015-12-17

Flange fixing structure

#139
20150362099
2015-12-17

Ferrule coupling and sealing mechanism for liquid passage nozzle of membrane module

#140
20150300544
2015-10-22

Piping connection device and heat pump cycle device having same

#141
20150285418
2015-10-08

JOINT FOR TUBE

#142
20150276105
2015-10-01

Sealing system having interlocking inner diameter seal element to resist pressure changes

#143
20150276101
2015-10-01

Bulkhead fitting assembly

#144
20150267846
2015-09-24

Bulkhead fitting assembly and method of making

#145
20150267845
2015-09-24

Bulkhead fitting assembly and method of sealing a bulkhead opening

#146
20150204621
2015-07-23

Pipe connection, in particular for a heat exchanger

#147
20150204312
2015-07-23

Connector for Joining Two Tubular Members

#148
20150034201
2015-02-05

Duct coupling apparatus and method of its use

#149
20150030385
2015-01-29

High-capacity radial fit coupling bolts

#150
20150000779
2015-01-01

End closure device

#151
20140333067
2014-11-13

JOINT

#152
20140265325
2014-09-18

Wave washer, method of manufacture, method of use, and pipe joint using same

#153
20140203550
2014-07-24

Connection apparatus

#154
20140175791
2014-06-26

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

#155
20140159361
2014-06-12

Method and apparatus for connecting tubulars of a wellsite

#156
20140075741
2014-03-20

Hydraulic tensioning flange connector method

#157
20130319559
2013-12-05

Control valve for separable connection unit for flexible pipes

#158
20130227962
2013-09-05

Device for connecting a thrust reverser front frame to a fan casing and nacelle incorporating such a device

#159
20130221666
2013-08-29

Flange pipe coupling

#160
20130205307
2013-08-08

Analytics data collection with low integration cost for dynamic message passing systems

#161
20130186503
2013-07-25

Corrosion mitigation system and method

#162
20130142569
2013-06-06

ANTI-ROTATION CABLE RESTRAINT FOR CONNECTING FLEXIBLE DUCTS

#163
20130140807
2013-06-06

CLAMP WITH SPRING LOADED BOLT TO REPAIR BROKEN EXHAUST MANIFOLD FLANGE BOLTS

#164
20130106100
2013-05-02

Quick tube connector

#165
20120326431
2012-12-27

Bulkhead fitting assembly

#166
20120247598
2012-10-04

SUBSEA CONNECTION SYSTEM

#167
20120227814
2012-09-13

Plug and pump system for routing pressurized fluid

#168
20120175875
2012-07-12

Pipe coupling including arcuate snap couplers

#169
20120161441
2012-06-28

Claw clamp

#170
20120042977
2012-02-23

End cap

#171
20110308815
2011-12-22

Multi-pressure flange connection

#172
20110187098
2011-08-04

Hydraulic tensioning flange connector

#173
20110176865
2011-07-21

CAM-BOLT ASSEMBLY

#174
20110154757
2011-06-30

TOWER SECTION FOR A WIND TURBINE TOWER

#175
20110133451
2011-06-09

Flange assembly with improved serviceability

#176
20100289260
2010-11-18

Sanitary quick connector

#177
20100283240
2010-11-11

EXTERNALLY REPLACEABLE VACUUM CHAMBER TO CHAMBER FLANGE SEAL

#178
20100244443
2010-09-30

Hot bolting clamp

#179
20090295155
2009-12-03

Flange connection

#180
20090290951
2009-11-26

Sleeve For a T-Bolt and a Sleeve and T-Bolt Combination to Prevent T-Bolt Rotation

#181
20090200797
2009-08-13

PIPE FITTING AND PIPE COUPLING ASSEMBLY EMPLOYING SUCH FITTING

#182
20090052981
2009-02-26

Flange assembly

#183
20080290654
2008-11-27

Quick connector

#184
20080159860
2008-07-03

Connecting system

#185
20080079259
2008-04-03

Pump housing coupling

#186
20080070704
2008-03-20

Releasable connection arrangement for two rotationally symmetrical components

#187
20080007065
2008-01-10

Flange

#188
20070278793
2007-12-06

Coupling with direct transmission of the rotational movement of an actuation bolt to a clamping jaw driven in translation by the latter

#189
20070278792
2007-12-06

Axially sealing system for connecting fluid-passed conduits

#190
20070222159
2007-09-27

Composite seal and coupling

#191
20060273589
2006-12-07

Device for the connection of high-pressure conduit pipes

#192
20060226653
2006-10-12

Flange assembly

#193
20060202479
2006-09-14

Pressure joint for pipes

#194
20060170214
2006-08-03

Apparatus and method for clamping stud to exhaust manifold

#195
20060066103
2006-03-30

Clamp for fastening and connecting tubes

#196
20050258642
2005-11-24

Exhaust pipe joint and seal

#197
20050246889
2005-11-10

Device for assembling annular flanges together, in particular in a turbomachine

#198
20050238423
2005-10-27

Fastener system for fastening together parts using pins having collars

#199
20050207834
2005-09-22

Releasable connection arrangement for two rotationally symmetrical components

#200
20050200129
2005-09-15

Aseptic flanged joint

#201
20050200128
2005-09-15

Self-aligning aseptic flanged joint

#202
20050167982
2005-08-04

Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof

#203
20050058554
2005-03-17

Connection element

#204
18793443
2025-10-21

Hydronic pipe penetration waveguide

#205
17725472
2023-04-18

Asymmetric clamp for joining sanitary fittings

#206
17092283
2023-01-31

Apparatus for the alignment of pipes

#207
15636598
2020-09-15

Flowline component with rotatable flange on retainer segments

#208
14721350
2018-04-17

Coupler having hammer ears

#209
13838034
2016-01-05

Two-piece pipe flange and systems