ClassID:

37538

B08B9/0557 - CPC Classification

Classification description:

Cleaning hollow articles by methods or apparatus specially adapted thereto; Cleaning pipes or tubes or systems of pipes or tubes; Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles Pigs with rings shaped cleaning members, e.g. cup shaped pigs

Recent Application in this class:
#1
20250389367
2025-12-25

PIPELINE SCALE REMOVAL

#2
20240001413
2024-01-04

PIPE PIGGING SYSTEM FOR CLEANING AND CONTROLLING SPEED OF PIG

#3
20230124266
2023-04-20

Systems and methods for decoking a coker furnace during a delayed coking process

#4
20220317070
2022-10-06

PIG INCLUDING AN X-RAY FLUORESCENCE SENSOR

#5
20220305532
2022-09-29

Cleaning coke deposits from process equipment

#6
20220250123
2022-08-11

Smart scraper

#7
20220080473
2022-03-17

Pipeline pigging apparatus and methods of use

#8
20220026010
2022-01-27

Diverting pigs in a pipeline or piping system

#9
20210402448
2021-12-30

CLEANING DEVICE

#10
20210172821
2021-06-10

Cup for a pipeline inspection gauge

#11
20210162471
2021-06-03

Cleaning coke deposits from process equipment

#12
20210039144
2021-02-11

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

#13
20200347980
2020-11-05

Subsea pig launchers

#14
20200254496
2020-08-13

Apparatus and method for in-situ cathodic protection of piggable water pipelines

#15
20200130030
2020-04-30

Methods for use in the treatment of a pipeline

#16
20200063879
2020-02-27

Bypass valve and pig having a bypass valve

#17
20190240707
2019-08-08

In-pipeline maintenance, delivery and management of sensors

#18
20190226625
2019-07-25

Pig for pipelines

#19
20190224726
2019-07-25

Cleaning coke deposits from process equipment

#20
20190143383
2019-05-16

Apparatus and method for in-situ cathodic protection of piggable water pipelines

#21
20180363996
2018-12-20

Conduit pig

#22
20180281031
2018-10-04

METHOD AND CLEAN-IN-PLACE SYSTEM FOR CONVEYING TUBES

#23
20180209574
2018-07-26

Systems, devices, and/or methods for improved material efficiency and fabrication of modular pipeline pigs

#24
20180207693
2018-07-26

Systems, devices, and/or methods for pipe pigging

#25
20180120811
2018-05-03

In-pipeline maintenance, delivery and management of sensors

#26
20180036778
2018-02-08

Systems, devices, controllers, and methods for use in the treatment of a pipeline

#27
20170313524
2017-11-02

System and method for cleaning pneumatic convey lines

#28
20170261147
2017-09-14

Guide for a pipeline pig

#29
20160346814
2016-12-01

Conduit cleaning article

#30
20160310998
2016-10-27

Pipeline pig with hydraulically balanced collapsible sealing elements

#31
20160238184
2016-08-18

Collar for an inspection or cleaning pig

#32
20160221052
2016-08-04

Tube cleaning dart having blades

#33
20160184872
2016-06-30

Pipeline debris shearing device

#34
20160018044
2016-01-21

Systems for maintaining a functional line for conveying fluid and pig assemblies for use therein

#35
20150273541
2015-10-01

Device for clearing pipe blockage

#36
20150217323
2015-08-06

Pipeline pig and method for using the pig

#37
20130327359
2013-12-12

Method and apparatus for removal of pigs, deposits and other debris from pipelines and wellbores

#38
20130276828
2013-10-24

Relateing to pipeline pigs

#39
20120324660
2012-12-27

PIPELINE PIG BRUSH

#40
20120175432
2012-07-12

Paint shuttle system

#41
20120137458
2012-06-07

Modular Pipeline Pig with Polymeric Spool Pieces

#42
20120097192
2012-04-26

Multifunctional cleaning tool

#43
20120042903
2012-02-23

Pipeline pig with internal flow cavity

#44
20120017386
2012-01-26

Pipeline debris shearing device

#45
20110277255
2011-11-17

Reinforced cup for use with a pig or other downhole tool

#46
20110214872
2011-09-08

Method and apparatus for removal of pigs, deposits and other debris from pipelines and wellbores

#47
20100192317
2010-08-05

Pipeline Pig With Wear-Resistant Inserts

#48
20100162503
2010-07-01

Cleaning pig

#49
20100132737
2010-06-03

Pipeline pig with internal flow cavity

#50
20100017980
2010-01-28

Device for moving a pig through a conduit, such as a pipeline

#51
20100012151
2010-01-21

Method of pipeline remediation with a scoop

#52
20100000037
2010-01-07

Speed regulated pipeline pig

#53
20090307857
2009-12-17

Device for a Pig

#54
20090199873
2009-08-13

Vortex inhibitor dispersal pig

#55
20090078283
2009-03-26

Pipeline pigs

#56
20080200101
2008-08-21

Polisher shuttle, and a method and a polisher device making use thereof

#57
20080184507
2008-08-07

Scraping element for a pipeline pig

#58
20080141474
2008-06-19

Device for cleaning multidiameter pipelines

#59
20070174983
2007-08-02

Centre line multidimensional suspension system

#60
20070056609
2007-03-15

Method and apparatus for pushing a dual diameter pig into a pipeline

#61
20060254510
2006-11-16

Pig design for use with application materials

#62
20060042033
2006-03-02

Device for moving a pig through a conduit, such as a pipeline

#63
20050115588
2005-06-02

Device and method for transporting and delivering liquid chemical to inside natural gas pipeline

#64
20050098100
2005-05-12

Pig design for use with application materials

#65
14879198
2016-06-28

Tube scraper projectile