ClassID:

248878

Y10T137/5983 - CPC Classification

Classification description:

Fluid handling; With repair, tapping, assembly, or disassembly means Blow out preventer or choke valve device [e.g., oil well flow controlling device, etc.]

Recent Application in this class:
#1
20240263534
2024-08-08

BOP PISTON BOOSTER AND BONNETT ASSEMBLY

#2
20230020488
2023-01-19

Well-based potential energy conversion systems and methods

#3
20220065231
2022-03-03

Well-based potential energy conversion systems and methods

#4
20220003071
2022-01-06

Smart choke valve to assess and regulate production flow

#5
20190195386
2019-06-27

No-bolt latching system

#6
20190078411
2019-03-14

BOP booster piston assembly and method

#7
20180066492
2018-03-08

Blowout preventer systems and methods

#8
20170175477
2017-06-22

Annular blowout preventer

#9
20170107779
2017-04-20

BOP booster piston assembly and method

#10
20150108377
2015-04-23

Internal blow out preventer

#11
20130167944
2013-07-04

Method and system for testing a multiplexed BOP control system

#12
20120305102
2012-12-06

Internal blow out preventer

#13
20120152561
2012-06-21

Emergency subsea wellhead closure devices

#14
20110048185
2011-03-03

Method and systems for using a shim plate for increased strength

#15
20110005612
2011-01-13

GAS PIPE SYSTEM AND A PIPE COMPONENT PROVIDED WITH A BREAK PLATE FOR USE IN SUCH A GAS PIPE SYSTEM

#16
20100270746
2010-10-28

Wellsite replacement system and method for using same

#17
20090095464
2009-04-16

System and method for providing additional blowout preventer control redundancy

#18
20080066906
2008-03-20

Annular BOP packing unit

#19
20080027693
2008-01-31

METHOD OF DESIGNING BLOWOUT PREVENTER SEAL USING FINITE ELEMENT ANALYSIS

#20
20080023917
2008-01-31

SEAL FOR BLOWOUT PREVENTER WITH SELECTIVE DEBONDING

#21
20080023865
2008-01-31

Revised cure cycle for annular packing units

#22
20070102655
2007-05-10

Blowout preventer with breech assembly

#23
17942361
2024-12-31

Method and apparatus for a choke valve and operation of a choke valve

#24
16120343
2020-08-25

Method and apparatus for a choke valve and operation of a choke valve

#25
14071015
2016-03-29

Method and apparatus for a choke valve and operation of a choke valve