ClassID:

153035

F16L25/021 - CPC Classification

Classification description:

Constructive types of pipe joints not provided for in groups  -  ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means; Electrically insulating joints or couplings for screw-threaded joints

Recent Application in this class:
#1
20240191816
2024-06-13

ELECTRICALLY INSULATED THREADED CONNECTION

#2
20210388925
2021-12-16

Seal and insulator for pipe having an insulated electrical conductor

#3
20200271256
2020-08-27

Dielectric fitting

#4
20200182384
2020-06-11

Apparatus and methods for connecting a first electrically conductive tube and a second electrically conductive tube

#5
20200025318
2020-01-23

Threaded connections for tubular members

#6
20190264837
2019-08-29

Junction body, fittings, hydraulic system for the passage of a fluid between two hydraulic circuits, associated mounting process

#7
20180149297
2018-05-31

SYSTEM AND METHOD FOR MANUFACTURING ELECTRICALLY ISOLATED CONNECTION FOR ELECTROMAGNETIC GAP SUB ASSEMBLY

#8
20180148984
2018-05-31

Electromagnetic telemetry gap sub assembly with insulating collar

#9
20160376849
2016-12-29

ELECTRICAL CONNECTIVITY ACROSS A TOOL JOINT

#10
20160195206
2016-07-07

Conduit end with demarcation

#11
20150330155
2015-11-19

Electromagnetic telemetry gap sub assembly with insulating collar

#12
20150292274
2015-10-15

Apparatus and method for coaxially joining components to resist relative rotational and longitudinal movement

#13
20150276458
2015-10-01

Threaded coupling device with nozzle for GWR measurements in non-metallic tanks

#14
20150123394
2015-05-07

Dielectric isolators

#15
20150115185
2015-04-30

Fluid Flow Regulating Device Having High Resistance To Corrosion

#16
20140232104
2014-08-21

Fitting for a heat pump and method of installation

#17
20140131994
2014-05-15

System and method for manufacturing electrically isolated connection for electromagnetic gap sub assembly

#18
20140049036
2014-02-20

Isolation ring on gap sub

#19
20100001512
2010-01-07

Dielectric isolators

#20
20090151932
2009-06-18

Intelligent electrical power distribution system

#21
20080261044
2008-10-23

RAPIDLY SELF-ASSEMBLED THIN FILMS AND FUNCTIONAL DECALS

#22
20080084060
2008-04-10

Electrically insulated wedge thread connection

#23
20080083529
2008-04-10

Downhole coils

#24
20080012569
2008-01-17

Downhole Coils

#25
20070194948
2007-08-23

System and method for providing electrical power downhole

#26
20070131412
2007-06-14

Mass Isolation Joint for Electrically Isolating a Downhole Tool

#27
20070048108
2007-03-01

Electrically insulated wedge thread connection

#28
20060220650
2006-10-05

Wellbore communication system

#29
20050167098
2005-08-04

Wellbore communication system

#30
20050068703
2005-03-31

Electromagnetic gap sub assembly

#31
18523842
2024-05-07

Electrically insulated threaded connection