ClassID:

248428

Y10T137/0519 - CPC Classification

Classification description:

Fluid handling; Processes; Cleaning, repairing, or assembling; Valve or valve element assembling, disassembling, or replacing Plug valve

Recent Application in this class:
#1
20250043870
2025-02-06

FLUID FLOW CONTROL DEVICES AND RELATED SYSTEMS AND METHODS

#2
20230096890
2023-03-30

Fluid flow control devices and related systems and methods

#3
20200018422
2020-01-16

Systems and methods for a plug head assembly

#4
20180058592
2018-03-01

Modular gland arrangements for a plug valve

#5
20170363240
2017-12-21

Releasable valved coupler

#6
20170356564
2017-12-14

Valve assembly

#7
20160369897
2016-12-22

Plug head assemblies

#8
20160184939
2016-06-30

Method and system of valve refurbishment

#9
20160161006
2016-06-09

Plug head assemblies

#10
20150276111
2015-10-01

Releasable valved coupler

#11
20150226339
2015-08-13

Method and system of valve refurbishment

#12
20140110617
2014-04-24

PLUG VALVE WITH INTEGRATED HARD FACE SEAT

#13
20140090719
2014-04-03

Self aligning valve plug

#14
20140060076
2014-03-06

Antirotated piston rack

#15
20130181154
2013-07-18

Plug head assemblies

#16
20120199213
2012-08-09

Snap-in quick removal pop-up drain stopper

#17
20110253925
2011-10-20

Stopcock

#18
20110204275
2011-08-25

Methods and apparatus to align a seat ring in a valve

#19
20110175008
2011-07-21

High-pressure plug valve

#20
20100187461
2010-07-29

High-pressure plug valve

#21
20090025795
2009-01-29

Apparatus to connect a valve stem to a valve plug

#22
20090020720
2009-01-22

Methods and apparatus to align a seat ring in a valve

#23
20080122145
2008-05-29

Gas washing device

#24
20080011387
2008-01-17

Fuel flow restriction plug for recirculation pipe

#25
20070193011
2007-08-23

Method of refurbishing a high-pressure plug valve

#26
20060138377
2006-06-29

Gamma-stable high pressure stopcock

#27
20060027779
2006-02-09

High-pressure plug valve

#28
20050035324
2005-02-17

Stopcocks and methods of manufacture thereof