Patents-Review.com
ClassID:

151894 ⎘

F16J15/3452 - CPC Classification

Classification description:

Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member; Pressing means the pressing force resulting from the action of a spring

Recent Application in this class:
#1
20260071680
2026-03-12

SEAL AND SYSTEM WITH A SEAL

 #2
20250327520
2025-10-23

MECHANICAL SEAL ASSEMBLY AND METHOD OF ASSEMBLY OF A MECHANICAL SEAL

 #3
20250137532
2025-05-01

METAL BAND

 #4
20250092952
2025-03-20

MECHANICAL SEAL ARRANGEMENT

 #5
20240384796
2024-11-21

Mechanical seal assembly with abrasion optimization

 #6
20240295269
2024-09-05

Carbon face seal

 #7
20240209946
2024-06-27

TILTABLE FLOATING LIP SEAL

 #8
20240077139
2024-03-07

MECHANICAL SEAL FOR ROTATING SHAFT

 #9
20240003423
2024-01-04

Hybrid shaft seal assembly for movable shafts

 #10
20230407756
2023-12-21

Self-guiding carbon seal system

 #11
20230383668
2023-11-30

Self-guiding carbon seal system

 #12
20230213097
2023-07-06

SEAL WITH GAP-LESS SPRING AND METHOD OF MAKING AND USING THE SAME

 #13
20230175590
2023-06-08

Mechanical seal arrangement for high temperature applications

 #14
20230175589
2023-06-08

Carbon face seal

 #15
20230074820
2023-03-09

Non-pusher dry running seal with sealing elastomer as a backup in sliding seal system

 #16
20230042625
2023-02-09

Mechanical seal arrangement having an improved secondary seal

 #17
20230016992
2023-01-19

Face seal carrier arrester

 #18
20220403937
2022-12-22

Coil spring carbon face seal

 #19
20220333691
2022-10-20

Non-pusher seal with sealing elastomer and systems utilizing same

 #20
20220298921
2022-09-22

Self-guiding carbon seal system

 #21
20220275807
2022-09-01

Seal

 #22
20220128152
2022-04-28

Mechanical seal arrangement suitable for pressure reversal

 #23
20220128150
2022-04-28

Sealing device for gas-liquid two-phase fluid medium under variable working conditions

 #24
20220065121
2022-03-03

Face seal carrier arrester

 #25
20210381602
2021-12-09

SEAL ASSEMBLY AND MANUFACTURING METHOD THEREOF

 #26
20210363893
2021-11-25

Face seal arrangement

 #27
20210332758
2021-10-28

Fluid delivery system for rotational equipment

 #28
20210317937
2021-10-14

Rotary joint

 #29
20210172528
2021-06-10

Face seal with welded bellows

 #30
20210156477
2021-05-27

Circumferential seal assembly

 #31
20210148469
2021-05-20

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

 #32
20210140547
2021-05-13

Cartridge seal assembly for rotational equipment

 #33
20210131595
2021-05-06

Fluid connection system with a push-to-connect face seal configuration

 #34
20210095763
2021-04-01

Carbon seal assembly

 #35
20210088144
2021-03-25

SELF-CENTERING SEAL AND METHOD OF USING SAME

 #36
20210048107
2021-02-18

SEALING APPARATUS

 #37
20210041052
2021-02-11

Pipe repair device

 #38
20200408307
2020-12-31

Mechanism for assembling split seal rings

 #39
20200347750
2020-11-05

Carbon seal spring retention

 #40
20200332900
2020-10-22

Annular sealing assembly

 #41
20200309267
2020-10-01

DUST SEAL

 #42
20200300369
2020-09-24

Mechanical seal with outer forwardly-inclined rim for liquids

 #43
20200300368
2020-09-24

MECHANICAL SEAL

 #44
20200292081
2020-09-17

Sealing device and method for assembling same

 #45
20200256468
2020-08-13

Dry gas seal with electronically controlled carrier load

 #46
20200224769
2020-07-16

Seal assembly with buffered lip seal

 #47
20200217437
2020-07-09

ROTARY JOINT

 #48
20200200276
2020-06-25

Mechanical seal

 #49
20200173556
2020-06-04

Circumferential air riding carbon seal on ceramic runner

 #50
20200166081
2020-05-28

Bearing seal

 #51
20200070293
2020-03-05

Rotary seal

 #52
20200025006
2020-01-23

Non-contact seal with resilient biasing element(s)

 #53
20200018399
2020-01-16

MECHANICAL SEAL WITH IMPROVED ANTI-ROTATION SYSTEM

 #54
20200016610
2020-01-16

Seal assembly for a centrifugal separator

 #55
20190383398
2019-12-19

Mechanical seal with high pressure high temperature secondary seal

 #56
20190360595
2019-11-28

Seal arrangement and seal element with a high-pressure side flushing function

 #57
20190316524
2019-10-17

Shield for arranging between a bearing and a rotating seal element

 #58
20190292928
2019-09-26

Steam turbine system and method for starting steam turbine

 #59
20190249559
2019-08-15

Pressure balanced secondary seal

 #60
20190242265
2019-08-08

Sliding seal

 #61
20190211789
2019-07-11

Check valve, high-pressure component, and high-pressure fuel pump

 #62
20190203840
2019-07-04

Mechanical seal

 #63
20190195078
2019-06-27

CONTACTING FACE SEAL

 #64
20190178381
2019-06-13

FACE SEAL ARRANGEMENT WITH AIR LOAD FORCE BALANCE RECOVERY FOR IMPROVED FAILURE MITIGATION STRATEGIES

 #65
20190170006
2019-06-06

Bifurcated sliding seal

 #66
20190162311
2019-05-30

Wide differential pressure range air riding carbon seal

 #67
20190101014
2019-04-04

Dual hydorstatic seal assembly

 #68
20190078689
2019-03-14

Mechanical seal

 #69
20190078688
2019-03-14

Contacting dry face seal with tapered carbon nose

 #70
20190063612
2019-02-28

Composite seal ring

 #71
20190040957
2019-02-07

Face seal arrangement

 #72
20190024522
2019-01-24

Non-contact seal with resilient biasing element(s)

 #73
20190003481
2019-01-03

Dry gas seal cooling arrangement and method

 #74
20180347703
2018-12-06

Shaft sealing device

 #75
20180340436
2018-11-29

Flanged spring guide for a face seal arrangement

 #76
20180328494
2018-11-15

Dry gas seal with electronically controlled carrier load

 #77
20180291756
2018-10-11

Ring seal arrangement

 #78
20180238452
2018-08-23

MECHANICAL SEAL

 #79
20180238383
2018-08-23

Turbocharger

 #80
20180195415
2018-07-12

Carbon seal spring retention

 #81
20180169604
2018-06-21

Seal assembly for creating a sealed flow path between first and second fluid ducts

 #82
20180031130
2018-02-01

Blow out resistant seal and assembly

 #83
20180023559
2018-01-25

Floating ring type mechanical seal

 #84
20170370472
2017-12-28

Hydrodynamic seal assembly with interface control

 #85
20170363209
2017-12-21

Rotary machine system

 #86
20170335971
2017-11-23

Seal assembly

 #87
20170335970
2017-11-23

Seal assembly with biasing member retaining pockets

 #88
20170292611
2017-10-12

Mechanical seal assistance device and systems and methods for use thereof

 #89
20170261108
2017-09-14

Seal assemblies and related methods

 #90
20170261107
2017-09-14

Seal ring assembly for a dynamoelectric machine

 #91
20170138477
2017-05-18

Stern tube seal system

 #92
20170082203
2017-03-23

Vented lift off seal assemblies

 #93
20160333711
2016-11-17

Flanged spring guide for a face seal arrangement

 #94
20160305554
2016-10-20

STERN TUBE SEAL SYSTEM

 #95
20160281856
2016-09-29

Mechanical seal

 #96
20160273544
2016-09-22

Adjustment mechanism for pump seal

 #97
20160265666
2016-09-15

3 directional rotary seal for fluid handling machines

 #98
20160265377
2016-09-15

Sliding seal

 #99
20160265376
2016-09-15

Assembling method of seal structure of rotary machine

 #100
20160252182
2016-09-01

SLIDING PARTS

 #101
20160250643
2016-09-01

SEALING RING FOR GYRATORY CRUSHER

 #102
20160237838
2016-08-18

Actuation pivot shaft face seal

 #103
20160230892
2016-08-11

Mechanical seal

 #104
20160208924
2016-07-21

Seal ring composite for improved hydrodynamic seal performance

 #105
20160201805
2016-07-14

Wide differential pressure range air riding carbon seal

 #106
20160201804
2016-07-14

Seal ring for hydrogen cooled generator

 #107
20160201494
2016-07-14

Sliding seal

 #108
20160178065
2016-06-23

Mechanical seal

 #109
20160169393
2016-06-16

Axial shaft seal

 #110
20160115810
2016-04-28

Bifurcated sliding seal

 #111
20160097456
2016-04-07

Mechanical seal with hydro-pad face profile

 #112
20160084383
2016-03-24

Slide ring seal

 #113
20160069457
2016-03-10

SLIDE RING SEAL

 #114
20160053629
2016-02-25

Ring seal for blade outer air seal gas turbine engine rapid response clearance control system

 #115
20160032840
2016-02-04

Shield for arranging between a bearing and a rotating seal element

 #116
20150377359
2015-12-31

MECHANICAL SEAL CONTROL APPARATUS

 #117
20150369369
2015-12-24

MECHANICAL SEAL ARRANGEMENT HAVING AN IMPROVED SECONDARY SEAL

 #118
20150362076
2015-12-17

Slide ring, a shaft, a mechanical seal, a housing and a rotor for a flow machine and a flow machine

 #119
20150337674
2015-11-26

Seal assembly for arranging between a stator and a rotor

 #120
20150316153
2015-11-05

Mechanical seal

 #121
20150300500
2015-10-22

Seal

 #122
20150240950
2015-08-27

Bellows Seal

 #123
20150240900
2015-08-27

Multi deflection canted coil springs and related methods

 #124
20150218958
2015-08-06

Seal structure of rotary machine and gas turbine equipped with same

 #125
20150211638
2015-07-30

MECHANICAL SEAL

 #126
20150198172
2015-07-16

DOUBLE MECHANICAL SEAL FOR CENTRIFUGAL PUMP

 #127
20150069715
2015-03-12

Cartridgised mixer seal

 #128
20150061229
2015-03-05

Rotary cartridge seal with internal face-sealing surfaces

 #129
20150035232
2015-02-05

Adjustment mechanism for pump seal

 #130
20140360020
2014-12-11

Springs and methods of forming same

 #131
20140319774
2014-10-30

Mechanical seal

 #132
20140178178
2014-06-26

Gas seal assembly for cryogenic liquid turbomachines

 #133
20140159316
2014-06-12

Self aligning split mechanical seal employing a selectively engageable axial biasing assembly

 #134
20140159315
2014-06-12

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

 #135
20140145404
2014-05-29

Gas seal assembly

 #136
20140070497
2014-03-13

SLIDE RING SEAL ARRANGEMENT WITH SPRING WASHER

 #137
20140069100
2014-03-13

Compact double grounded mechanical carbon seal

 #138
20140062028
2014-03-06

Gas seal for aerospace engines and the like

 #139
20140054862
2014-02-27

Spring carrier and removable seal carrier

 #140
20140049010
2014-02-20

Intershaft seal

 #141
20140049009
2014-02-20

Intershaft seal

 #142
20140035234
2014-02-06

Mechanical seal

 #143
20130264775
2013-10-10

SEALING ASSEMBLY FOR ROTARY MACHINES

 #144
20130026715
2013-01-31

Sealing element having an elastic tapered washer and casing to exert pressure

 #145
20120288811
2012-11-15

Rotary kiln end sealing assembly

 #146
20120217704
2012-08-30

Gas seal for aerospace engines and the like

 #147
20120187675
2012-07-26

Fluid handling swivel joints and fluid conveyance equipment incorporating the same

 #148
20120167987
2012-07-05

Trunnion ball valve seat with V-section spring

 #149
20120133100
2012-05-31

COMPRESSION UNIT

 #150
20120112417
2012-05-10

Axial face seal assembly

 #151
20120018956
2012-01-26

Seal assembly

 #152
20110318164
2011-12-29

EXHAUST GAS TURBOCHARGER

 #153
20110278798
2011-11-17

METHOD AND SYSTEM FOR CONTROLLING CONTACT BETWEEN SEAL COMPONENTS

 #154
20110156361
2011-06-30

SPRINGS AND METHODS OF FORMING SAME

 #155
20110121514
2011-05-26

Axial face seal assembly, mounting method and mounting fixture

 #156
20110049870
2011-03-03

Rotary joint

 #157
20100283210
2010-11-11

SEALS

 #158
20100201074
2010-08-12

Gas seal for aerospace engines and the like

 #159
20100123290
2010-05-20

Shaft seal arrangement of a chocolate fountain

 #160
20090261650
2009-10-22

Unitized seal with integral spacer

 #161
20090074601
2009-03-19

Metal face seal assembly and machine using same

 #162
20080309019
2008-12-18

SEALING ASSEMBLY FOR ROTARY MACHINES

 #163
20070182102
2007-08-09

Spring supported dual element face seal with a run surface sleeve

 #164
20070133915
2007-06-14

Bearing assemblies with seals

 #165
20060290067
2006-12-28

Unitized seal with integral spacer

 #166
20050167927
2005-08-04

Spring supported dual element face seal with a run surface sleeve

 #167
20050079049
2005-04-14

Exhaust gas sealing system for turbocharger

 #168
20050073108
2005-04-07

Single seal with resilient member

 #169
18501458
2024-05-21

Inflation control apparatus and internal curing method for IV-type hydrogen storage container