ClassID:

151912

F16J15/406 - CPC Classification

Classification description:

Sealings between relatively-moving surfaces by means of fluid by at least one pump

Recent Application in this class:
#1
20250189040
2025-06-12

MECHANICAL SEAL DEVICE

#2
20240218870
2024-07-04

Intermittent flushing plunger packing assembly

#3
20240026893
2024-01-25

SEALING GAS LEAKAGE RECOVERY AND SEALING GAS BOOSTING SYSTEM AND METHOD

#4
20230415509
2023-12-28

WHEEL HUB SEAL

#5
20220389935
2022-12-08

PUMP ARRANGEMENT FOR PUMPING BARRIER LIQUID AND A MECHANICAL SHAFT SEAL

#6
20220381258
2022-12-01

Sealing system

#7
20220243820
2022-08-04

Moveable seal point packing system

#8
20220187794
2022-06-16

Information handling system housing cover inflatable seal

#9
20220186837
2022-06-16

Marine slide ring seal arrangement

#10
20220154827
2022-05-19

CONTROL APPARATUS AND METHOD FOR SUPPLYING PURGE GAS

#11
20220042603
2022-02-10

Double seal lubricated packing gland and rotating sleeve

#12
20200400234
2020-12-24

Hydraulic fluid pump and stuffing box assembly for same

#13
20200309146
2020-10-01

Sealing system

#14
20190383399
2019-12-19

Double seal lubricated packing gland and rotating sleeve

#15
20190232506
2019-08-01

Sealing arrangement for use in robot joint

#16
20190195368
2019-06-27

Fluid-cushion sealing device

#17
20190162313
2019-05-30

Contactless labyrinth seal obtained by additive manufacturing

#18
20190049019
2019-02-14

THRUST BEARING AS A SEAL

#19
20190044407
2019-02-07

Rotating electric machine and rotating electric machine production method

#20
20190003481
2019-01-03

Dry gas seal cooling arrangement and method

#21
20180363779
2018-12-20

Method of forming a cylindrical sealing body with integral diverted lantern ring for a rotary mechanical device

#22
20180347704
2018-12-06

Dynamic fluid seal

#23
20180347702
2018-12-06

Seal device

#24
20180266566
2018-09-20

Sealing gas supply apparatus

#25
20180051807
2018-02-22

Sealing device

#26
20170363209
2017-12-21

Rotary machine system

#27
20170321697
2017-11-09

Compressor having non-contact and contact seals

#28
20170292394
2017-10-12

Hydrodynamic carbon face seal pressure booster

#29
20170191566
2017-07-06

AEROSOL-BASED BEARING ISOLATOR FOR ATTACHMENT HEAD OF MACHINE TOOL

#30
20170130729
2017-05-11

Stuffing box body with integral diverted lantern ring

#31
20170114655
2017-04-27

Sealing assembly

#32
20170067397
2017-03-09

Hydrodynamic seals in bearing compartments of gas turbine engines

#33
20170040862
2017-02-09

Seal oil supply device for dynamo-electric machine and seal oil supply method

#34
20160223084
2016-08-04

Fluid-cushion sealing device

#35
20160090991
2016-03-31

Thrust bearing as a seal

#36
20160061116
2016-03-03

Shaft seal system and a compressor having a corresponding shaft seal system

#37
20150372556
2015-12-24

Grease leakage preventing structure for gear reducer

#38
20150337960
2015-11-26

Sealing configuration for sealing a reciprocating piston rod of a piston compressor

#39
20150260293
2015-09-17

Conical pumping seal

#40
20150219221
2015-08-06

Non-contact split seal

#41
20150219161
2015-08-06

Non-contact sealing system for bearings

#42
20150086343
2015-03-26

High damping labyrinth seal with helicoidal and helicoidal-cylindrical mixed pattern

#43
20150069712
2015-03-12

Windback device for a circumferential seal

#44
20150014936
2015-01-15

Machine tool including sealing structure in rotation unit

#45
20140367112
2014-12-18

DEVICE FOR RECIRCULATING GREASE/SEALING OIL IN RISERS

#46
20140334913
2014-11-13

System for sealing an oil chamber from an adjoining exterior volume and turbo-machine provided with such a sealing system

#47
20140232070
2014-08-21

Shaft seal apparatus

#48
20140158232
2014-06-12

Hydraulic seal arrangement

#49
20140050569
2014-02-20

Gas system for compressing a process gas

#50
20140048461
2014-02-20

Seal arrangement for a rotating ship propeller shaft

#51
20130322794
2013-12-05

Sealing arrangement for a rotating shaft

#52
20130241153
2013-09-19

Windback device for a circumferential seal

#53
20130195649
2013-08-01

Compressor employing a dry gas seal

#54
20130075975
2013-03-28

Seal for oil-free rotary displacement compressor

#55
20120279591
2012-11-08

SEALING WATER SYSTEM

#56
20120248709
2012-10-04

Seal

#57
20120038111
2012-02-16

Device for passive pressure sealing

#58
20120003088
2012-01-05

Shaft seal with convergent nozzle

#59
20110308039
2011-12-22

Apparatus and Method for Purging Particles from an Actuator

#60
20110298183
2011-12-08

Sealing arrangement for sealing a piston rod of a reciprocating compressor

#61
20110187055
2011-08-04

Shaft Seal Assembly

#62
20110057393
2011-03-10

High-vacuum seal

#63
20100314835
2010-12-16

Zero emissions reciprocating pump

#64
20100310354
2010-12-09

Tandem seal arrangement with reverse flow secondary seal

#65
20100296952
2010-11-25

Zero emissions reciprocating pump

#66
20100294374
2010-11-25

Seal leakage gas recovery system

#67
20100276893
2010-11-04

Dynamic Sealing System

#68
20100253007
2010-10-07

Zero emissions reciprocating pump

#69
20100253005
2010-10-07

SEAL FOR OIL-FREE ROTARY DISPLACEMENT COMPRESSOR

#70
20100233795
2010-09-16

FERMENTATION VESSELS

#71
20100200024
2010-08-12

APPARATUS AND METHOD FOR PURGING PARTICLES FROM AN ACTUATOR

#72
20100150740
2010-06-17

Sealing system device

#73
20100127458
2010-05-27

SHAFT SEALING SYSTEM, PREFERABLY FOR A HYDROGEN COOLED GENERATOR

#74
20100123055
2010-05-20

Seal support system

#75
20100119368
2010-05-13

DOUBLE SEAL WITH PRESSURISED LIP

#76
20100109251
2010-05-06

Shaft Seal Assembly

#77
20100015000
2010-01-21

APPARATUS FOR SIMULTANEOUS SUPPORT OF PRESSURIZED AND UNPRESSURIZED MECHANICAL SHAFT SEALING BARRIER FLUID SYSTEMS

#78
20100013167
2010-01-21

Sealing arrangement

#79
20090224484
2009-09-10

Floating fluid film seals

#80
20090196743
2009-08-06

Turbocharger

#81
20090194951
2009-08-06

Cooling system for injection sealant stuffing box

#82
20090194949
2009-08-06

Shaft for viscous sealant systems

#83
20090186311
2009-07-23

Seal structure for pressurized container, cooling treatment apparatus, multi-chamber heat treatment apparatus, pressure regulating method, and operating method

#84
20090140495
2009-06-04

Shaft Seal

#85
20090067977
2009-03-12

Seal device and method for operating the same and substrate processing apparatus comprising a vacuum chamber

#86
20090066033
2009-03-12

BARRIER SEALING SYSTEM

#87
20090039108
2009-02-12

Apparatus for delivering sealant at a predetermined pressure to a stuffing box of a shaft

#88
20080260539
2008-10-23

Apparatus and Method For Controlling Supply of Barrier Gas in a Compressor Module

#89
20080246224
2008-10-09

Combined labyrinth seal and screw-type gasket bearing sealing arrangement

#90
20080240949
2008-10-02

Zero emissions reciprocating pump

#91
20080240643
2008-10-02

HOOD FOR A PRESSURIZED BEARING ASSEMBLY

#92
20080233536
2008-09-25

Dental machining device and method for monitoring sealing elements in dental machining devices

#93
20080217861
2008-09-11

Coaxial Multi-Shaft Assemblies

#94
20080138190
2008-06-12

Waterproof/dustproof structure

#95
20080085071
2008-04-10

Pressurized bearing assembly

#96
20080018055
2008-01-24

Rotary seal

#97
20070241514
2007-10-18

Shaft seal assembly

#98
20070140815
2007-06-21

Seal device and method for operating the same and substrate processing apparatus comprising a vacuum chamber

#99
20070132188
2007-06-14

Mechanical seal support systems

#100
20070120085
2007-05-31

Fully independent, redundant fluid energized sealing solution with secondary containment

#101
20070120084
2007-05-31

Fully independent, redundant fluid energized sealing solution with secondary containment

#102
20070085279
2007-04-19

Dynamic sealing arrangement for movable shaft

#103
20070077142
2007-04-05

Shaft seal for a transmission expander or compressor, and transmission expander or compressor having a shaft seal

#104
20070075501
2007-04-05

Externally mountable spiral adaptor

#105
20070065276
2007-03-22

IMPELLER FOR A CENTRIFUGAL COMPRESSOR

#106
20070063449
2007-03-22

STATIONARY SEAL RING FOR A CENTRIFUGAL COMPRESSOR

#107
20060182373
2006-08-17

Dust-proof linear bearing structure

#108
20060147328
2006-07-06

Seal mechanism for fluid machine

#109
20060131816
2006-06-22

Method and device for excluding entry of debris into an outer seal of a shaft passing through the hull of a maritime vessel

#110
20060061042
2006-03-23

Positioning apparatus

#111
20050200080
2005-09-15

Seal for a turbine engine

#112
20050184464
2005-08-25

Mechanical seal support systems

#113
20050121857
2005-06-09

Device for sealing a passage through a wall

#114
20050087935
2005-04-28

Externally mountable spiral adaptor

#115
17824354
2025-01-14

Gland seal assembly