ClassID:

153439

F16L55/30 - 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; Constructional aspects of the propulsion means, e.g. towed by cables

Sub-classes:
Recent Application in this class:
#1
20250389366
2025-12-25

LOW-INTERFERENCE AUTOMATIC DETECTION DEVICE AND DETECTION METHOD FOR DEFECTS AND CONDITIONS OF DRAINAGE PIPELINES

#2
20250389365
2025-12-25

PIPE LOOSENING DEVICE AND METHOD

#3
20250305986
2025-10-02

CIRCUMFERENTIAL MAGNETIZER FOR A PIPELINE INSPECTION GAUGE

#4
20250305619
2025-10-02

PIPELINE INSPECTION DEVICE WITH USER INTERFACE

#5
20250305618
2025-10-02

INSPECTION TOOL AND METHODS FOR LOCATING AND REMOVING OBSTRUCTIONS FROM A CHANNEL

#6
20250256945
2025-08-14

ACCESSIBLE DRUM-REEL FRAME FOR PIPE INSPECTION CAMERA SYSTEM

#7
20250216284
2025-07-03

HUB CONNECTION FOR PIPELINE INSPECTION DEVICE

#8
20250216015
2025-07-03

SYSTEMS AND METHODS FOR USE IN MAINTAINING CONDUITS AND PIPES

#9
20250180151
2025-06-05

A CRAWLER-TYPE PIPELINE DETECTOR

#10
20250102100
2025-03-27

METHOD AND SYSTEM FOR MAPPING AND/OR INSPECTING A PIPELINE INFRASTRUCTURE

#11
20250084948
2025-03-13

SEWER INSPECTION AND/OR MAINTENANCE SYSTEM WITH A TOOL EXCHANGER SYSTEM

#12
20250067381
2025-02-27

REMOVING SCALE FROM A PIPELINE

#13
20240295284
2024-09-05

PIPE LOOSENING DEVICE AND METHOD

#14
20240230014
2024-07-11

DRONE FOR USE WITHIN A PIPE

#15
20240167608
2024-05-23

LINKED CABLE-HANDLING AND CABLE-STORAGE DRUM DEVICES AND SYSTEMS FOR THE COORDINATED MOVEMENT OF A PUSH-CABLE

#16
20240019070
2024-01-18

PIPE-OR DUCT PROBE AND SYSTEM COMPRISING PIPE-OR DUCT PROBE

#17
20230383891
2023-11-30

Operating A Pipeline Inspection Gauge

#18
20230264236
2023-08-24

VERTICAL PIPE CLEANING SYSTEM AND METHOD

#19
20230228360
2023-07-20

Motorized apparatus for pipe inspection and repair

#20
20230220943
2023-07-13

Maintenance systems and methods including tether and support apparatus

#21
20230194036
2023-06-22

Pipe repair

#22
20230102801
2023-03-30

Pipe reconditioning system

#23
20230078637
2023-03-16

Cleaning assembly for a tubular drag conveyor

#24
20220268390
2022-08-25

Pipe loosening device and method

#25
20220252200
2022-08-11

Mobile system for pipe rehabilitation

#26
20220229283
2022-07-21

High-definition intelligent integrated conduit detector

#27
20220128424
2022-04-28

Hub connection for pipeline inspection device

#28
20220120372
2022-04-21

Slippage detection

#29
20210404592
2021-12-30

Speed control devices for a smart pipeline inspection gauge

#30
20210396342
2021-12-23

Intervention drive system comprising an umbilical

#31
20210324992
2021-10-21

Cleaning assembly for a tubular drag conveyor

#32
20210278349
2021-09-09

Inspection system and method with variable-diameter traveling robot for inspection of natural gas pipeline

#33
20210222818
2021-07-22

SYSTEM FOR MAINTAINING CONDUITS AND PIPES IN A PIPELINE SYSTEM

#34
20210164601
2021-06-03

Integral dual cleaner camera drum systems and methods

#35
20210107074
2021-04-15

Pipe slitting machine with rope storage reel

#36
20210071803
2021-03-11

Integrated flex-shaft camera system with hand control

#37
20210071780
2021-03-11

Pipe loosening device and method

#38
20210025536
2021-01-28

Systems and methods for maintaining pipes

#39
20210025535
2021-01-28

Systems and methods for maintaining pipes

#40
20210025534
2021-01-28

Systems and methods for maintaining pipes

#41
20210025533
2021-01-28

Systems and methods for maintaining pipes

#42
20200400419
2020-12-24

Pipeline three-dimensional curve measuring robot and implementation method therefor

#43
20200300404
2020-09-24

Detecting and repairing method for external diseases of buried drainage pipeline

#44
20200292104
2020-09-17

Systems and methods for protecting a tether line disposed in a pressurized pipe

#45
20200284391
2020-09-10

Pipeline pig wrap and bath

#46
20200284390
2020-09-10

ROTATABLE INSPECTION MODULE AND METHOD FOR INSPECTING THE CONDITIONS OF THE WALL OF A PIPELINE

#47
20200256501
2020-08-13

Fluid pipe inspection device having non-motorized displacement

#48
20200256499
2020-08-13

In-service and trenchless repair method for disconnection of drainage pipeline

#49
20200158276
2020-05-21

Pipe repair

#50
20200072385
2020-03-05

Pipe loosening device and method

#51
20190346330
2019-11-14

Hub connection for pipeline inspection device

#52
20190316727
2019-10-17

Manipulator apparatus for processing pressure vessels

#53
20190234451
2019-08-01

METHOD AND SYSTEM FOR ACCESSING PIPELINE BEYOND P-TRAP

#54
20190078721
2019-03-14

Speed control devices for a smart pipeline inspection gauge

#55
20180371849
2018-12-27

Apparatus and method for joining in a tube

#56
20180283147
2018-10-04

Bidirectional electromagnetic propelled thruster device for use in tubulars

#57
20180202578
2018-07-19

Underground pipe pulling process and pipe pull head

#58
20180195641
2018-07-12

Pipe loosening device and method

#59
20180164673
2018-06-14

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

#60
20180058179
2018-03-01

Electromagnetic well bore robot conveyance system

#61
20180031166
2018-02-01

PIPE REPAIR APPARATUS AND METHOD

#62
20170219123
2017-08-03

Underground pipe pulling process and pipe pull head

#63
20170219122
2017-08-03

Underground pipe pulling process and pipe pull head

#64
20170108156
2017-04-20

System and method for pipe insertion in a pipeline

#65
20170108155
2017-04-20

System and method for pipe insertion in a pipeline

#66
20170067592
2017-03-09

Channeled tube inspection device

#67
20160372900
2016-12-22

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

#68
20160346514
2016-12-01

Inflatable chamber device for motion through a passage

#69
20160256903
2016-09-08

System for maintaining conduits and pipes in a pipeline system

#70
20150377405
2015-12-31

INSPECTION SYSTEMS

#71
20150354301
2015-12-10

Electrodynamic and electromagnetic suspension system tractor

#72
20140218501
2014-08-07

Pipeline inspection system

#73
20140165869
2014-06-19

Adaptable Steering Assembly for Tool Head for Use in a Pipeline

#74
20140123800
2014-05-08

Robot using multi-output differential gear

#75
20130280424
2013-10-24

Synchronization of retrieval system and oscillator for sled-based application of a coating material

#76
20130019684
2013-01-24

Pipe inspection and servicing

#77
20120006134
2012-01-12

Low row steam generator inspection probe

#78
20110175996
2011-07-21

Pipeline inspection system

#79
20110011299
2011-01-20

INTERNAL CONDUIT VEHICLE AND METHOD FOR PERFORMING OPERATIONS IN A PIPELINE

#80
20100308810
2010-12-09

In-line pipe inspection tool

#81
20100041951
2010-02-18

Inflatable chamber device for motion through a passage

#82
20090244276
2009-10-01

Pipeline inspection system

#83
20090218105
2009-09-03

Hydraulically driven tandem tractor assembly

#84
20080289421
2008-11-27

Boiler tube inspection probe with centering mechanism and method of operating the same

#85
20080141474
2008-06-19

Device for cleaning multidiameter pipelines

#86
20080092672
2008-04-24

In-line pipe inspection tool

#87
20070051192
2007-03-08

Pipeline inspection system

#88
20070012485
2007-01-18

Device for a pulling tool for use in pipes and boreholes for the production of oil and gas

#89
20060266134
2006-11-30

Conduit inspection apparatus and method

#90
20060097682
2006-05-11

Actuated tether

#91
20050179018
2005-08-18

Apparatus for defining a passageway through a composition

#92
20050179017
2005-08-18

Method and apparatus for drawing a mole through a composition

#93
20050103538
2005-05-19

Vehicle for inspecting a pipe

#94
20050034544
2005-02-17

Apparatus for inspecting a lateral conduit

#95
18862659
2025-07-29

Pipe navigation apparatus with collapsible drive assembly

#96
18796170
2026-05-26

Integrated flex-shaft camera system

#97
18539265
2024-11-26

Integral dual cleaner camera drum systems and methods

#98
18402024
2025-04-29

Hub connection for pipeline inspection device

#99
15696142
2019-10-01

Apparatus for pipeline rehabilitation with internal bypass