Patents-Review.com
ClassID:

151909 ⎘

F16J15/38 - CPC Classification

Classification description:

Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member sealed by a packing

Recent Application in this class:
#1
20250146591
2025-05-08

VALVE DEVICE AND ELECTRIC VALVE

 #2
20250043866
2025-02-06

ACTIVE FLUSH REGULATION SYSTEM FOR USE WITH A MECHANICAL SEAL OR A PACKING ASSEMBLY

 #3
20240413701
2024-12-12

SEAL FOR LINEAR ACTUATOR

 #4
20240077031
2024-03-07

Piston Seal Ring

 #5
20230407972
2023-12-21

DEPLOYABLE PRESSURE ENERGIZED SEALING BACKUP SYSTEMS FOR IMPROVED LONG TERM RELIABILITY

 #6
20230366469
2023-11-16

Pneumatic standstill shaft seal

 #7
20230028905
2023-01-26

Non-collapsible flexible sealing membrane and seal assembly for rotary shaft equipment

 #8
20220275806
2022-09-01

Seal arrangement for pump

 #9
20220136607
2022-05-05

Flexible sealing membrane and seal assembly for rotary shaft equipment

 #10
20220128153
2022-04-28

FACE SEAL HAVING ELASTOMERIC RING WITH SURFACE SHAPE FOR IMPROVED SEALING

 #11
20220128152
2022-04-28

Mechanical seal arrangement suitable for pressure reversal

 #12
20210156479
2021-05-27

Deployable pressure energized sealing backup systems for improved long term reliability

 #13
20210148469
2021-05-20

Rotary joint shroud having set-up gauge and seal wear indicator

 #14
20200378502
2020-12-03

Slip ring seal arrangement with split shaft sleeve

 #15
20200292081
2020-09-17

Sealing device and method for assembling same

 #16
20200278029
2020-09-03

Mechanical seal

 #17
20200271228
2020-08-27

Method and system for fabrication of a metal cup for creating an annular seal within a wellbore

 #18
20200232562
2020-07-23

Non-collapsible flexible sealing membrane and seal assembly for rotary shaft equipment

 #19
20200102946
2020-04-02

Seal assembly for reciprocating compressor

 #20
20190383398
2019-12-19

Mechanical seal with high pressure high temperature secondary seal

 #21
20190292942
2019-09-26

Geared turbofan engine and spline arrangement

 #22
20190242481
2019-08-08

MECHANICAL SEAL

 #23
20190219173
2019-07-18

Gas seal

 #24
20190186635
2019-06-20

Gas seal

 #25
20190078689
2019-03-14

Mechanical seal

 #26
20180045211
2018-02-15

Impeller cover, rotary machine, and impeller cover manufacturing method

 #27
20170350511
2017-12-07

Seal assembly with deflectable sealing member

 #28
20170234433
2017-08-17

Mechanical seal

 #29
20170023135
2017-01-26

Ultrahigh-pressure sealing device and reciprocating pump

 #30
20160251933
2016-09-01

Tie-back seal assembly

 #31
20160230892
2016-08-11

Mechanical seal

 #32
20160178065
2016-06-23

Mechanical seal

 #33
20150300500
2015-10-22

Seal

 #34
20150240951
2015-08-27

ARRANGEMENT WITH A GAS SEAL

 #35
20150198172
2015-07-16

DOUBLE MECHANICAL SEAL FOR CENTRIFUGAL PUMP

 #36
20150192208
2015-07-09

Sealing microsawtooth ring joint of two opposing surfaces

 #37
20150130142
2015-05-14

Rotary machine secondary sealing assembly and method of assembling the same

 #38
20150069717
2015-03-12

Split seal for a shaft

 #39
20140356160
2014-12-04

Mechanical seal

 #40
20140265142
2014-09-18

Carbon seal assembly

 #41
20140159315
2014-06-12

Self aligning split mechanical seal employing a rotary seal ring having non-flat end faces

 #42
20140145404
2014-05-29

Gas seal assembly

 #43
20140091530
2014-04-03

Mechanical seal

 #44
20120187636
2012-07-26

Mechanical seal device

 #45
20120134799
2012-05-31

Adjustable mechanical seal

 #46
20120112421
2012-05-10

Squeeze packing

 #47
20120107115
2012-05-03

Mechanical seal with improved seal assembly

 #48
20120099984
2012-04-26

Mechanical seal

 #49
20120025473
2012-02-02

Shaft sealing apparatus

 #50
20110266483
2011-11-03

Sealing microsawtooth ring joint of two opposing surfaces

 #51
20100270748
2010-10-28

Retaining ring for a seal ring of a mechanical seal assembly

 #52
20100264600
2010-10-21

Pneumatic mechanical seal

 #53
20100254840
2010-10-07

Mechanical sealing device, and a pump

 #54
20100117303
2010-05-13

Mechanical seal device

 #55
20090300900
2009-12-10

Mechanical seal device

 #56
20090249865
2009-10-08

Mechanical seal device

 #57
20090243219
2009-10-01

High temperature dynamic seal

 #58
20090096175
2009-04-16

Seal arrangement, especially for high pressure applications, preferably for use in CO compressors

 #59
20080303221
2008-12-11

Mechanical sealing device

 #60
20080050261
2008-02-28

CONTACTING BEARING PROTECTOR

 #61
20080048400
2008-02-28

UNITIZED SEAL WITH INTEGRAL FLANGED SLEEVE

 #62
20080047306
2008-02-28

Seal seat ring component with locking and venting features

 #63
20070241511
2007-10-18

COMPACT MECHANICAL SEAL

 #64
20070235945
2007-10-11

Mechanical seal with thermally stable mating ring

 #65
20070140877
2007-06-21

Shutdown seal for reactor coolant pump

 #66
20070132191
2007-06-14

Device and method for guiding at least two flow media

 #67
20070069476
2007-03-29

Seal seat assembly with specialized features

 #68
20060103074
2006-05-18

Secondary sealing element

 #69
20060082071
2006-04-20

Close coupled mechanical seal

 #70
20050242515
2005-11-03

Dry gas seal and method for making the same

 #71
20050230923
2005-10-20

Mechanical seal device

 #72
20050194746
2005-09-08

Self-energized gasket and manufacturing method therefor

 #73
20050077684
2005-04-14

Mechanical seal without elastomers

 #74
20050035554
2005-02-17

Damper device for mechanical seals