ClassID:

153436

F16L55/26 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means

Sub-classes:
Recent Application in this class:
#1
20260072437
2026-03-12

MOTION CONTROL METHOD FOR ADAPTIVE SELF-RECONFIGURABLE PIPELINE ROBOT BASED ON ENVIRONMENTAL PERCEPTION

#2
20260042499
2026-02-12

ROBOTIC MOVEMENT

#3
20250385494
2025-12-18

METHOD AND APPARATUS FOR AUTONOMOUSLY DEPLOYING GEOPHYSICAL CABLES IN THE SAND DUNES AREAS

#4
20250296449
2025-09-25

PIPELINE TRAVERSING DEVICE AND OPERATING METHOD THEREOF

#5
20250271108
2025-08-28

METHODS AND INTERNET OF THINGS (IOT) SYSTEMS FOR PIPELINE BLOCKAGE POINT LOCALIZATION OF SMART GAS AND MEDIA

#6
20250266632
2025-08-21

Hybrid Hose For Transmission of Fluid, Electrical Power and Data Communication

#7
20250232423
2025-07-17

METHOD AND APPARATUS FOR LOCATING ANOMALIES IN A PIPE

#8
20250100067
2025-03-27

BACK PURGING ROBOTIC CRAWLER

#9
20250088610
2025-03-13

PIPELINE INSPECTION DEVICE WITH ENHANCED IMAGE CONTROL

#10
20250020260
2025-01-16

COATING MATERIAL SUPPLY DEVICE

#11
20250005538
2025-01-02

METHOD AND INTERNET OF THINGS (IOT) SYSTEM FOR PREDICTION AND MAINTENANCE OF SMART GAS PIPELINE

#12
20240377361
2024-11-14

RECONFIGURABLE DOWNHOLE PIPE INSPECTION TOOL

#13
20240280508
2024-08-22

SYSTEM, METHOD & APPARATUS FOR REMOTE PIPE INSPECTION

#14
20240230515
2024-07-11

METHOD AND INSPECTION DEVICE FOR EXAMINING THE CATHODIC PROTECTION OF A, MORE PARTICULARLY FERROMAGNETIC, PIPELINE

#15
20240202672
2024-06-20

Methods and Internet of Things (IoT) systems for smart gas pipeline maintenance based on human-machine linkage

#16
20240200427
2024-06-20

Energy generation device for a pigging tool in a pipeline

#17
20240001413
2024-01-04

PIPE PIGGING SYSTEM FOR CLEANING AND CONTROLLING SPEED OF PIG

#18
20230356270
2023-11-09

Pipeline automatic scale removal and storage device

#19
20230300299
2023-09-21

Pipeline inspection device with enhanced image control

#20
20230214979
2023-07-06

Systems and methods for inspecting pipelines using a robotic imaging system

#21
20230168225
2023-06-01

Reconfigurable downhole pipe inspection tool

#22
20220397537
2022-12-15

SYSTEM, METHOD & APPARATUS FOR REMOTE PIPE INSPECTION

#23
20220292645
2022-09-15

Method for restoring video data of pipe based on computer vision

#24
20220074822
2022-03-10

Pipeline sampling scraper to sample hydrocarbon deposits while traveling in pipelines

#25
20220010925
2022-01-13

System and method for pumping lubricant in gas pipeline

#26
20220010914
2022-01-13

Computational risk modeling system and method for pipeline operation and integrity management

#27
20210396341
2021-12-23

Pipeline water remediation based on upstream process operating parameters

#28
20210285590
2021-09-16

METHODS, SYSTEMS, AND APPARATUS FOR PROVIDING ACCESS FOR TELECOMMUNICATION CABLES IN UTILITY PIPING

#29
20210254829
2021-08-19

Interchangeable seal head system

#30
20210250551
2021-08-12

Pipeline inspection device with enhanced image control

#31
20210183042
2021-06-17

Systems and methods for inspecting pipelines using a robotic imaging system

#32
20210181119
2021-06-17

System and method for inspection of a sewer line using machine learning

#33
20210162447
2021-06-03

Air purging apparatus for a coater

#34
20210131604
2021-05-06

Robotic inspection device for tank and pipe inspections

#35
20210063269
2021-03-04

Water leak detector device and leak detection procedure

#36
20210039144
2021-02-11

PIPELINE PIG WITH ROTATING CIRCUMFERENTIAL BRUSH AND SCRAPER DISC WITH WEAR-WEAR-RESISTANT INSERT

#37
20210003242
2021-01-07

Free running pig for pipeline remediation

#38
20200410661
2020-12-31

Systems and methods for inspecting pipelines using a robotic imaging system

#39
20200381157
2020-12-03

Inline demagnetization for operational pipelines

#40
20200244053
2020-07-30

Repurposing pipeline for electrical cable

#41
20200191316
2020-06-18

Computational risk modeling system and method for pipeline operation and integrity management

#42
20200175667
2020-06-04

Systems and methods for inspecting pipelines using a robotic imaging system

#43
20200150056
2020-05-14

SYSTEM, METHOD & APPARATUS FOR REMOTE PIPE INSPECTION

#44
20200099202
2020-03-26

Repurposing pipeline for electrical cable

#45
20200003354
2020-01-02

Curing device for curing a pipe liner

#46
20190368665
2019-12-05

Mount assembly, a system and a method for collecting fluid conduit data

#47
20190262862
2019-08-29

Method for Applying a Coating in a Tubular

#48
20190240707
2019-08-08

In-pipeline maintenance, delivery and management of sensors

#49
20190210235
2019-07-11

Drilling apparatus and drilling method

#50
20190178431
2019-06-13

Pressurized push rod system and device

#51
20190162635
2019-05-30

Apparatus, systems and methods for sampling fluids

#52
20190154592
2019-05-23

SYSTEM, METHOD & APPARATUS FOR REMOTE PIPE INSPECTION

#53
20190136671
2019-05-09

Depressurisation method and apparatus for subsea equipment

#54
20180363827
2018-12-20

Inspecting a length of pipe, and inspection pig

#55
20180328891
2018-11-15

Pipeline crack detection

#56
20180328153
2018-11-15

Apparatus and method for puncturing a pipe

#57
20180311690
2018-11-01

Coating apparatus

#58
20180164673
2018-06-14

Diagnostic camera apparatus and method for inspection of an enclosed tube system

#59
20180120811
2018-05-03

In-pipeline maintenance, delivery and management of sensors

#60
20180045376
2018-02-15

Facilitating the transition between flooding and hydrotesting with the use of an intelligent pig

#61
20180045355
2018-02-15

Flow variation system

#62
20180038515
2018-02-08

METHOD AND APPARATUS FOR FLOODING A SUBSEA PIPELINE

#63
20180031168
2018-02-01

In line inspection method and apparatus for performing in line inspections

#64
20180010934
2018-01-11

Dynamic spacer for a smart pipeline inspection gauge

#65
20180003012
2018-01-04

Apparatus and method for puncturing a pipe

#66
20170361417
2017-12-21

GRINDING DEVICE

#67
20170350550
2017-12-07

Apparatus for Removing a Circular Seal from the Internal Circumference of a Pipe

#68
20170312776
2017-11-02

Pig system

#69
20170234476
2017-08-17

Re-lined pipe technique for wear mitigation in slurry transport pipeline

#70
20170219157
2017-08-03

System managing mobile sensors for continuous monitoring of pipe networks

#71
20170045174
2017-02-16

MANUAL LOADING VALVE FOR LIVE GAS LINE

#72
20160372900
2016-12-22

Cable, in particular induction cable, method for laying such a cable and laying aid

#73
20160334297
2016-11-17

Pipeline inspection gauge

#74
20160266049
2016-09-15

SYSTEM, METHOD & APPARATUS FOR REMOTE PIPE INSPECTION

#75
20160266021
2016-09-15

WIRELESS WEAR MONITORING FOR CONDUITS

#76
20160238113
2016-08-18

Deflection means for inspection systems

#77
20160069769
2016-03-10

Pipeline inspection apparatus

#78
20150330860
2015-11-19

Piping inspection robot and method of inspecting piping

#79
20150247823
2015-09-03

Pipeline inspection device and pipeline inspection system

#80
20150217323
2015-08-06

Pipeline pig and method for using the pig

#81
20150198497
2015-07-16

Pipeline leak detection device and method

#82
20150140228
2015-05-21

RE-LINED PIPE TECHNIQUE FOR WEAR MITIGATION IN SLURRY TRANSPORT PIPELINE

#83
20150034629
2015-02-05

SYSTEMS, DEVICES, AND METHODS FOR HEATING AN INSIDE WALL OF A PIPE OR A VESSEL

#84
20140290754
2014-10-02

Flameless Heating System

#85
20140283583
2014-09-25

SYSTEM FOR PIPELINE DRYING AND FREEZING POINT SUPPRESSION

#86
20140266009
2014-09-18

Apparatus and method for in-line charging of a pipeline tool

#87
20140261796
2014-09-18

System for extracting liquid from a pipeline and method for producing such a system

#88
20140218501
2014-08-07

Pipeline inspection system

#89
20140176344
2014-06-26

IN LINE INSPECTION METHOD AND APPARATUS FOR PERFORMING IN LINE INSPECTIONS

#90
20140157599
2014-06-12

Tool and a method for renovation of a pipe system

#91
20140156067
2014-06-05

Robot for inspecting pipelines

#92
20140126962
2014-05-08

Method and system for laying a pipeline on the bed of a body of water

#93
20140044426
2014-02-13

Apparatus and a method for curing a liner of a pipeline

#94
20140013872
2014-01-16

Pipeline inspection apparatus

#95
20140009598
2014-01-09

Pipeline Inspection Piglets

#96
20130276828
2013-10-24

Relateing to pipeline pigs

#97
20130082866
2013-04-04

Sensor fusion framework using multiple sensors to assess buried structures

#98
20120197440
2012-08-02

Robot for cleaning and inspection of conduits and its control unit

#99
20120150207
2012-06-14

Rotational device with eccentric abrasive element and method of use

#100
20120118085
2012-05-17

System and device for monitoring a movable plug element(s) in a pipeline

#101
20120115758
2012-05-10

Methods using formate gels to condition a pipeline or portion thereof

#102
20120114418
2012-05-10

Formate salt gels and methods for dewatering of pipelines or flowlines

#103
20120055574
2012-03-08

Tool and a method for renovation of a pipe system

#104
20110282591
2011-11-17

Pipeline inspection apparatus and method using radio frequency identification and inertial navigation

#105
20110175996
2011-07-21

Pipeline inspection system

#106
20100308510
2010-12-09

DEVICE FOR CURING PLASTIC LINERS USED FOR REHABILITATING DUCTS

#107
20100147047
2010-06-17

Method of Making an Udersea Pipe, the Method Including Peening Assembly Welds Inside the Pipe

#108
20100051168
2010-03-04

Apparatus and a method for curing a liner of a pipeline

#109
20090244276
2009-10-01

Pipeline inspection system

#110
20090165227
2009-07-02

Pipeline pigs

#111
20090067931
2009-03-12

Potassium formate gel designed for the prevention of water ingress and dewatering of pipelines or flowlines

#112
20090018564
2009-01-15

Rotational Device with Eccentric Abrasive Element and Method of Use

#113
20080315665
2008-12-25

APPARATUS FOR ASSEMBLING A LINER

#114
20080173109
2008-07-24

Pipeline inspection apparatus and method using radio frequency identification and inertial navigation

#115
20080072963
2008-03-27

Method, device and tool for cleaning, surveying, inspecting, etc. unpiggable pipelines

#116
20070286682
2007-12-13

Apparatus for sealing and isolating pipelines

#117
20070236075
2007-10-11

Apparatus for assembling a liner

#118
20070084555
2007-04-19

Apparatus for and method of lining passageways

#119
20070051192
2007-03-08

Pipeline inspection system

#120
20060185622
2006-08-24

STEAM GENERATION APPARATUS AND KIT FOR PIPE CLEARING APPLICATIONS

#121
20060115332
2006-06-01

Methods for moving a pig through a pipeline using a chemical reaction to generate a high volume of gas

#122
20060108110
2006-05-25

Coated tools for use in oil well pipes

#123
20050179307
2005-08-18

Recovery head with track seal

#124
20050126316
2005-06-16

Segment of a sensor-supporting element for a scraper-type device

#125
20050082342
2005-04-21

Friction stir welding improvements for metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys using a superabrasive tool

#126
17352706
2023-08-08

Dockable tripodal camera control unit

#127
15003784
2019-01-29

Interior plating and automated surface-deposition system

#128
14982414
2016-10-18

Safety features for switch handle for piggable pipeline connector

#129
14979136
2019-06-04

Switch arm for piggable pipeline connector

#130
14879198
2016-06-28

Tube scraper projectile

#131
13774351
2019-08-06

Dockable tripodal camera control unit

#132
13654393
2017-10-10

Modular infrastructure asset inspection robot