Patents-Review.com
ClassID:

153535 ⎘

F16L2101/20 - CPC Classification

Classification description:

Uses or applications of pigs or moles Expelling gases or fluids

Recent Application in this class:
#1
20260104125
2026-04-16

HYDRAULIC EMISSIONS DISPLACEMENT FOR PIG TERMINALS

 #2
20230408019
2023-12-21

Hydraulic Emissions Displacement for Pig Terminals

 #3
20230296200
2023-09-21

Pipe repair device

 #4
20220228693
2022-07-21

Devices and methods for repairing pipes

 #5
20220099230
2022-03-31

Pipe repair device

 #6
20220042624
2022-02-10

Incorporating structures into reeled pipelines

 #7
20210025536
2021-01-28

Systems and methods for maintaining pipes

 #8
20210025535
2021-01-28

Systems and methods for maintaining pipes

 #9
20210025534
2021-01-28

Systems and methods for maintaining pipes

 #10
20210025533
2021-01-28

Systems and methods for maintaining pipes

 #11
20200248841
2020-08-06

Method of installing an in-line structure in a pipeline

 #12
20200217441
2020-07-09

Devices and methods for repairing pipes

 #13
20190257447
2019-08-22

Method of installing an in-line structure in a pipeline

 #14
20190234551
2019-08-01

Pig for use in a system for lining ducts

 #15
20190136671
2019-05-09

Depressurisation method and apparatus for subsea equipment

 #16
20190093813
2019-03-28

Devices and methods for repairing pipes

 #17
20190078722
2019-03-14

Pipeline pig launcher

 #18
20160060873
2016-03-03

Method of installing exhaust tube

 #19
20160053995
2016-02-25

Method of installing exhaust tube

 #20
20140261796
2014-09-18

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

 #21
20060200923
2006-09-14

Hydraulically dynamic mono-pig scraper

 #22
20060115332
2006-06-01

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

 #23
20050223510
2005-10-13

Hydraulically dynamic mono-pig scraper

 #24
20050173018
2005-08-11

Paint delivery and application system and method