Y10T137/7787 - CPC Classification Index

ClassID:

249154 ⎘

Y10T137/7787 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; With separate connected fluid reactor surface; Responsive to change in rate of fluid flow Expansible chamber subject to differential pressures

Sub-classes:

Y10T137/7788 » Pressures across fixed choke 38
Y10T137/7789 » With Venturi tube having a connection to throat 3
Y10T137/7791 » Pressures across flow line valve 24

Recent Application in this class:

20230400120

2023-12-14

Preventing control-induced oscillations of the position of a valve member in a valve with pneumatic actuator

20200003204

2020-01-02

Compressor gas cutoff

20190136665

2019-05-09

Downhole sub with hydraulically actuable sleeve valve

20180275694

2018-09-27

System for adjusting the pressure of a gas

20180238322

2018-08-23

Compressor gas cutoff

20150315975

2015-11-05

Integral filter and regulator for valve

20150211650

2015-07-30

Flow control/shut-off valve assembly

20150209818

2015-07-30

Inline dispense capacitor

20150167860

2015-06-18

Check valve

#10

20140246208

2014-09-04

Downhole sub with hydraulically actuable sleeve valve

#11

20130248020

2013-09-26

Expansion valve with variable opening degree

#12

20110174381

2011-07-21

Fluid regulator having pressure registration flow modifier

#13

20110146814

2011-06-23

ELBOW PLUG EXTERNAL SLEEVE VALVE

#14

20110100643

2011-05-05

Downhole sub with hydraulically actuable sleeve valve

#15

20100043887

2010-02-25

Backflow and flow rate control valve

#16

20090301580

2009-12-10

CONSTANT FLOW VALVE

#17

20080302428

2008-12-11

Pressure-reducing valve

#18

20080271791

2008-11-06

Automated mechanical constant flow valve for air ducts

#19

20080054208

2008-03-06

Elbow plug external sleeve valve

#20

20070074768

2007-04-05

One-way fluid valve

#21

20050211305

2005-09-29

Flow control valves

#22

20050016594

2005-01-27

Insert for dynamic flow control