ClassID:

151910

F16J15/40 - CPC Classification

Classification description:

Sealings between relatively-moving surfaces by means of fluid

Sub-classes:
Recent Application in this class:
#1
20260146671
2026-05-28

SYSTEM AND METHOD FOR AUTOMATICALLY SENSING A POSITION OF A PACKING LOADING ASSEMBLY WITH A POSITION SENSOR

#2
20260042617
2026-02-12

APPARATUS AND METHOD FOR TRANSPORTING OBJECTS

#3
20250389201
2025-12-25

SEAL LEAK GAS RECOVERY SYSTEM USING AN EJECTOR AND METHOD

#4
20250361938
2025-11-27

SYSTEM AND METHOD FOR AUTOMATICALLY ENERGIZING PACKING MATERIAL WITH A PACKING LOADING ASSEMBLY

#5
20250215977
2025-07-03

SEALING GEOMETRY FOR A MOBILE POWER TOOL

#6
20250109797
2025-04-03

System having a gas seal and method for operating the system

#7
20250102067
2025-03-27

METHODS AND SYSTEMS FOR SEALING ROTATING EQUIPMENT SUCH AS EXPANDERS OR COMPRESSORS

#8
20250052324
2025-02-13

Shaft Seal Assembly

#9
20250012289
2025-01-09

SYSTEM AND METHOD FOR INJECTING DRY GASES INTO GAS COMPRESSOR

#10
20240410288
2024-12-12

ROTATION DEVICE, ELECTRIC MOTOR OR ELECTRIC GENERATOR, GEAR BOX, TURBOMACHINE, AND FLOW CONTROL DEVICE

#11
20240328063
2024-10-03

INTERNAL PASSIVE VENTILATION SOLUTION FOR CLOSED LOOP DRYER SYSTEMS

#12
20240318566
2024-09-26

Seal support assembly for a turbine engine

#13
20240305158
2024-09-12

INSTALLING AND SEALING MECHANISM FOR DRIVING MOTOR OF SWIMMING POOL ROBOTS

#14
20240278527
2024-08-22

RAPID SOLID-STATE FOAMING

#15
20240238806
2024-07-18

SOLID BOWL SCREW CENTRIFUGE

#16
20240229670
2024-07-11

SEAL LEAK GAS RECOVERY SYSTEM USING AN EJECTOR AND METHOD

#17
20240181585
2024-06-06

Sealing device, sealing system, and method for sealing a leakage flow at a machine element

#18
20240133310
2024-04-25

SEAL LEAK GAS RECOVERY SYSTEM USING AN EJECTOR AND METHOD

#19
20240077139
2024-03-07

MECHANICAL SEAL FOR ROTATING SHAFT

#20
20240060565
2024-02-22

SYSTEM AND METHOD FOR AUTOMATICALLY ENERGIZING PACKING MATERIAL WITH A PACKING LOADING ASSEMBLY

#21
20240003424
2024-01-04

Non-Contact Self-Impact Seal Efficient in Throttling and Fixed in Clearance

#22
20240002963
2024-01-04

Improved blast furnace distributing device with nitrogen sealing structure

#23
20230407970
2023-12-21

SEALING GEOMETRY FOR A MOBILE POWER TOOL

#24
20230381943
2023-11-30

Mobile power tool having an aqueous lubricant, and use of the mobile power tool

#25
20230287978
2023-09-14

Thermal barrier sealing system and method

#26
20230287894
2023-09-14

Sealing device, rotary machine, and design method for sealing device preliminary class

#27
20230286320
2023-09-14

Bearing device for vehicle wheel

#28
20230272787
2023-08-31

Water Resistance Apparatus, Pumping System, Pumping Machine, and Cleaning Method

#29
20230220872
2023-07-13

Circumferential seal assembly with multi-axis stepped grooves

#30
20230204107
2023-06-29

System and method for optimizing a fluid environment in split mechanical seals

#31
20230175592
2023-06-08

SEALING SYSTEM FOR ROTARY SHAFT

#32
20230114474
2023-04-13

Self-suctioning mechanical seal assembly

#33
20230048539
2023-02-16

Seal with surface indents

#34
20220388152
2022-12-08

Vertical articulated robot, single-axis robot, and motor unit

#35
20220356905
2022-11-10

Circumferential seal assembly with multi-axis stepped grooves

#36
20220268361
2022-08-25

Sliding components

#37
20220193998
2022-06-23

Seal system

#38
20220184904
2022-06-16

Liquid shim injection devices and methods for injecting liquid shim material between adjacent components

#39
20220163113
2022-05-26

Product and method for sealing and lubricating sewer manhole assemblies

#40
20220136517
2022-05-05

Sealing device and integrated pump

#41
20210325347
2021-10-21

Mechanical seal with sensor

#42
20210285550
2021-09-16

Traveling Device for Construction Machine

#43
20210262450
2021-08-26

Seal for a wind turbine nacelle

#44
20210237395
2021-08-05

Rapid solid-state foaming

#45
20210164573
2021-06-03

Lubricating shaft seal assembly

#46
20210148470
2021-05-20

Hydraulic seal

#47
20210140548
2021-05-13

MACHINE TOOL

#48
20210131568
2021-05-06

Sealing device and compressor

#49
20210108730
2021-04-15

Aspirating face seal assembly for a rotary machine

#50
20210048035
2021-02-18

Dry gas seal including oil repellant surface

#51
20210041026
2021-02-11

Sliding components

#52
20200378501
2020-12-03

Sliding component

#53
20200347726
2020-11-05

Sealing arrangement

#54
20200284352
2020-09-10

Shaft seal assembly

#55
20200240408
2020-07-30

Stabilizing bushing constructed of fiber reinforced structural composite

#56
20200238384
2020-07-30

Sealing ring

#57
20200224768
2020-07-16

Sliding component

#58
20200224718
2020-07-16

Circumferential back-to-back seal assembly with bifurcated flow

#59
20200191277
2020-06-18

Sealing structure

#60
20200166143
2020-05-28

Aspirating face seal assembly for a rotary machine

#61
20200166142
2020-05-28

Aspirating face seal assembly for a rotary machine

#62
20200158175
2020-05-21

Circumferential seal assembly with multi-axis stepped grooves

#63
20200131920
2020-04-30

Supercritical carbon dioxide power generation system including dry gas seal and method of operating the same

#64
20200110109
2020-04-09

Mechanical seal with sensor

#65
20200109784
2020-04-09

Mechanical seal with sensor

#66
20200102946
2020-04-02

Seal assembly for reciprocating compressor

#67
20200056703
2020-02-20

Expansion seal

#68
20200023609
2020-01-23

RAPID SOLID-STATE FOAMING

#69
20200011426
2020-01-09

Methods and systems for sealing rotating equipment such as expanders or compressors

#70
20190390776
2019-12-26

SEAL ASSEMBLY FOR HIGH PRESSURE FLUID SYSTEM

#71
20190376558
2019-12-12

Sliding component

#72
20190360597
2019-11-28

SEALING DEVICE FOR BEARING HOUSING

#73
20190323382
2019-10-24

Sealing assembly for a gas turbine engine

#74
20190271325
2019-09-05

Rotating machine

#75
20190264812
2019-08-29

SEALING DEVICE

#76
20190219169
2019-07-18

Mechanical seal arrangement and well bore conveyor device

#77
20190211835
2019-07-11

Reduced emission gas seal

#78
20190195368
2019-06-27

Fluid-cushion sealing device

#79
20190195364
2019-06-27

Shaft sealing device and electric rotary machine

#80
20190128421
2019-05-02

GAS-CURTAIN PROTECTION DEVICE FOR AEROSPACE PRECISION MACHINING SPINDLE

#81
20190128275
2019-05-02

Wear ring for use in a pump

#82
20190112890
2019-04-18

Seal arrangement for rotating equipment

#83
20190049019
2019-02-14

THRUST BEARING AS A SEAL

#84
20190048931
2019-02-14

Intershaft seal assembly with multi-axis stepped grooves

#85
20190017547
2019-01-17

Circumferential seal with bifurcated flow along multi-axis stepped grooves

#86
20190011050
2019-01-10

Sea water seal without oil lubrication for pods

#87
20180363779
2018-12-20

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

#88
20180355973
2018-12-13

Leak resistant pump

#89
20180347387
2018-12-06

Non-contact seal with monolithic/unitary carrier structure

#90
20180298776
2018-10-18

Turbine abradable air seal system

#91
20180266566
2018-09-20

Sealing gas supply apparatus

#92
20180266265
2018-09-20

Dry gas seal

#93
20180259072
2018-09-13

Seal device

#94
20180258780
2018-09-13

Elastic sheet used for turbine follow-up suspended steam seal belt and steam seal structure thereof

#95
20180180096
2018-06-28

Circumferential back-to-back seal assembly with bifurcated flow

#96
20180135759
2018-05-17

Shaft seal assembly

#97
20180128378
2018-05-10

Sliding component

#98
20180128377
2018-05-10

Slide component

#99
20180073639
2018-03-15

Air riding seal arrangement

#100
20180073638
2018-03-15

ROTARY MACHINE

#101
20180045313
2018-02-15

Seal

#102
20180045067
2018-02-15

Non-contact seal with monolithic/unitary carrier structure

#103
20180023661
2018-01-25

Carrier for a flywheel

#104
20180003069
2018-01-04

Face seal assembly and an associated method thereof

#105
20170370372
2017-12-28

Rotary machine system

#106
20170356550
2017-12-14

Dry gas seal with electronically controlled shutdown valve

#107
20170356453
2017-12-14

Reduced emission gas seal

#108
20170306959
2017-10-26

Oil-free screw compressor having atmosphere open hole formed in casing and communication hole formed in shaft seal device

#109
20170306801
2017-10-26

METHOD FOR SHORTENING THE START-UP PROCESS OF A STEAM TURBINE

#110
20170304882
2017-10-26

Seal for use in cryogenic applications

#111
20170298752
2017-10-19

Gas bearing seal

#112
20170241549
2017-08-24

Slide component

#113
20170183818
2017-06-29

A METHOD OF FEEDING A SEALING MEDIUM INTO A LIQUOR FILTER AND A LIQUOR FILTER

#114
20170167615
2017-06-15

Sliding component

#115
20170146132
2017-05-25

Sleeve configured for use in a non-contacting gas seal and gas seal including the sleeve

#116
20170130729
2017-05-11

Stuffing box body with integral diverted lantern ring

#117
20170097096
2017-04-06

Expansion seal

#118
20170058951
2017-03-02

Gas bearing and an associated method thereof

#119
20170040862
2017-02-09

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

#120
20170037907
2017-02-09

Rotation mechanism, machine tool, and semiconductor manufacturing device

#121
20170016350
2017-01-19

Seal runner with controlled oil lubrication

#122
20170002686
2017-01-05

Seal

#123
20160377122
2016-12-29

Sliding component

#124
20160376905
2016-12-29

Sealing system for a steam turbine, and steam turbine

#125
20160369641
2016-12-22

Sealing element

#126
20160334021
2016-11-17

AIR SEAL DEVICE FOR A SPRAY APPARATUS IN A PAPERMAKING MACHINE

#127
20160327159
2016-11-10

Seal assembly for a sterile environment

#128
20160312900
2016-10-27

Purgeable labyrinth axle/hub seal

#129
20160281850
2016-09-29

Triple sealing seat for a conduit gate valve

#130
20160265588
2016-09-15

EXTERNALLY PRESSURIZED POROUS MEDIA GAS BEARING FOR USE IN VALVES AND PREVENTING FUGITIVE EMISSIONS OF THE SAME

#131
20160251976
2016-09-01

Turbine abradable air seal system

#132
20160223084
2016-08-04

Fluid-cushion sealing device

#133
20160208697
2016-07-21

Mid-turbine frame buffer system

#134
20160195103
2016-07-07

Turbo machine having a sealing unit, maintenance method, and associated maintenance device

#135
20160169392
2016-06-16

Operable seal connector device

#136
20160152099
2016-06-02

Connector for transferring at least one fluid

#137
20160146352
2016-05-26

Methods and systems for sealing rotating equipment such as expanders or compressors

#138
20160131257
2016-05-12

Sealing device

#139
20160122489
2016-05-05

Rapid solid-state foaming

#140
20160121577
2016-05-05

Layered structures

#141
20160108751
2016-04-21

Seal assembly

#142
20160102764
2016-04-14

Seal

#143
20160097293
2016-04-07

Compressor seal assembly for a turbocharger

#144
20160090991
2016-03-31

Thrust bearing as a seal

#145
20160076800
2016-03-17

Low leakage seal for low pressure system

#146
20160053896
2016-02-25

Apparatus for excluding particle contaminants from a gas lift off mechanical seal

#147
20160053808
2016-02-25

Circumferential back-to-back seal assembly with bifurcated flow

#148
20160053623
2016-02-25

CONTACTLESS SEALS FOR GAS TURBINE ENGINES

#149
20150377358
2015-12-31

High temperature subsea dynamic seals

#150
20150372556
2015-12-24

Grease leakage preventing structure for gear reducer

#151
20150323079
2015-11-12

ESP mechanical seal lubrication

#152
20150239726
2015-08-27

Pressurized drive shaft seal for dispensing systems and a method for using the same

#153
20150233299
2015-08-20

Turbocharger shaft seal

#154
20150226336
2015-08-13

Shaft seal arrangement

#155
20150167846
2015-06-18

Bidirectional lift-off circumferential shaft seal segment and a shaft seal including a plurality of the segments

#156
20150167485
2015-06-18

Sealing arrangement of a steam turbine in which a sealing liquid and a vapor steam extraction system are used

#157
20150159761
2015-06-11

Non-contact labyrinth seal assembly and method of construction thereof

#158
20150137458
2015-05-21

Stern tube sealing device

#159
20150115541
2015-04-30

Magnetic fluid seal

#160
20150115537
2015-04-30

Sliding component

#161
20150097342
2015-04-09

Labyrinth seal and rotating machine comprising such a seal

#162
20150086388
2015-03-26

Compressor comprising purging and method for purging the compressor housing with purge gas

#163
20150069712
2015-03-12

Windback device for a circumferential seal

#164
20150063981
2015-03-05

Device for sealing between the coaxial shafts of a turbomachine

#165
20150059889
2015-03-05

Bladder accumulator volume indicating device

#166
20150050125
2015-02-19

FLUID SEAL ARRANGEMENT AND METHOD FOR CONSTRICTING A LEAKAGE FLOW THROUGH A LEAKAGE GAP

#167
20150049968
2015-02-19

Circumferential back-to-back seal assembly with bifurcated flow

#168
20150042045
2015-02-12

Sliding component

#169
20150035233
2015-02-05

Adjustable seal apparatus for mounting a mixing apparatus to a vessel

#170
20150014937
2015-01-15

SEAL ASSEMBLY AND SHAFT THEREFOR

#171
20150001807
2015-01-01

Oil deflector

#172
20140367919
2014-12-18

Barrier system for mechanical seal

#173
20140322037
2014-10-30

Piston pump

#174
20140319777
2014-10-30

ROTATING DEVICE

#175
20140314352
2014-10-23

Sliding component

#176
20140300057
2014-10-09

Fluid transfer seal assemblies, fluid transfer systems, and methods for transferring process fluid between stationary and rotating components using the same

#177
20140294331
2014-10-02

Sliding component

#178
20140294330
2014-10-02

Sliding component

#179
20140265147
2014-09-18

Purgeable labyrinth axle/hub seal

#180
20140265146
2014-09-18

COMPOSITE DYNAMIC SEAL MATING RING OR ROTOR

#181
20140230645
2014-08-21

Gas cylinder, in particular high-pressure gas cylinder

#182
20140217676
2014-08-07

Sliding parts

#183
20140197601
2014-07-17

Arrangement for sealing an open cavity against hot gas entrainment

#184
20140197600
2014-07-17

Sliding parts

#185
20140175751
2014-06-26

Adjustable seal apparatus for mounting a mixing apparatus to a vessel

#186
20140159318
2014-06-12

Non-contact labyrinth seal assembly and method of construction thereof

#187
20140158232
2014-06-12

Hydraulic seal arrangement

#188
20140075951
2014-03-20

Mid-turbine frame buffer system

#189
20140042707
2014-02-13

Hydrodynamic sealing element

#190
20140030063
2014-01-30

Shaft seal insert

#191
20130277917
2013-10-24

Shaft seal assembly

#192
20130209011
2013-08-15

Sliding component

#193
20130113162
2013-05-09

Low and reverse pressure application hydrodynamic pressurizing seals

#194
20130106062
2013-05-02

Rotary machine

#195
20130082443
2013-04-04

Apparatus and method for manufacturing metal containers

#196
20130074793
2013-03-28

Hydraulic braking device and valve timing adjusting apparatus

#197
20130049303
2013-02-28

Pressure balanced shaft seal assembly

#198
20120328418
2012-12-27

Turbocharger with air buffer seal

#199
20120326394
2012-12-27

Shaft-seal device for high-temperature fluid

#200
20120309912
2012-12-06

Polymerization reactor and related process

#201
20120299248
2012-11-29

Shaft sealing ring for a barrier oil sealing system of a hydrogen-cooled generator

#202
20120235358
2012-09-20

Modular seal support system

#203
20120211945
2012-08-23

SEALING PACKING FOR A RECIPROCATING PISTON ROD OF A RECIPROCATING COMPRESSOR

#204
20120201661
2012-08-09

CONTAMINANT SHIELD SYSTEM FOR A SHAFT

#205
20120127825
2012-05-24

Mechanical seal device and processing apparatus

#206
20120043727
2012-02-23

Shaft seal for a turbomachine

#207
20120042773
2012-02-23

Pump Piston Device

#208
20120023920
2012-02-02

Device for recovering energy

#209
20110304102
2011-12-15

Seal ring and stern tube sealing device

#210
20110298183
2011-12-08

Sealing arrangement for sealing a piston rod of a reciprocating compressor

#211
20110278851
2011-11-17

Wind turbine generator with seal mechanism

#212
20110254229
2011-10-20

SEAL ASSEMBLY

#213
20110254227
2011-10-20

Seal

#214
20110236239
2011-09-29

LIQUID CONTAINING APPARATUS

#215
20110215535
2011-09-08

Low and reverse pressure application hydrodynamic pressurizing seals

#216
20110215530
2011-09-08

Low and reverse pressure application hydrodynamic pressurizing seals

#217
20110215529
2011-09-08

Hydrodynamic circumferential seal system for large translations

#218
20110210518
2011-09-01

Low and reverse pressure application hydrodynamic pressurizing seals

#219
20110210514
2011-09-01

Low and reverse pressure application hydrodynamic pressurizing seals

#220
20110127726
2011-06-02

Hydrodynamic circumferential seal system for large translations

#221
20110120263
2011-05-26

POROUS METAL GLAND SEAL

#222
20110115164
2011-05-19

Low and reverse pressure application hydrodynamic pressurizing seals

#223
20110057393
2011-03-10

High-vacuum seal

#224
20110049809
2011-03-03

Hydrodynamic circumferential seal system for large translations

#225
20110037253
2011-02-17

PIPE CONNECTION DEVICE

#226
20110018208
2011-01-27

Rotary oil feedthrough

#227
20100327533
2010-12-30

Shaft sealing device

#228
20100311556
2010-12-09

Apparatus and method for manufacturing metal containers

#229
20100270749
2010-10-28

Tandem seal device

#230
20100264602
2010-10-21

Seal device and method for assembling a guide block in a gland of the seal device

#231
20100264600
2010-10-21

Pneumatic mechanical seal

#232
20100263528
2010-10-21

Piston pump

#233
20100244387
2010-09-30

HYDRODYNAMIC SEALING ELEMENT

#234
20100194052
2010-08-05

Pressure Balanced Shaft Seal Assembly

#235
20100150740
2010-06-17

Sealing system device

#236
20100135751
2010-06-03

Rotation introduction mechanism, substrate transfer apparatus, and vacuum processing apparatus

#237
20100059938
2010-03-11

HIGH SPEED FLYWHEEL SEAL

#238
20100037986
2010-02-18

Rotary bearing arrangement with a sealing arrangement having a chamber with a disinfectant barrier medium therein

#239
20100013164
2010-01-21

SEALING SYSTEM FOR SEALING OFF A PROCESS GAS SPACE WITH RESPECT TO A LEAKTIGHT SPACE

#240
20090194950
2009-08-06

Pressure balanced shaft seal assembly

#241
20090114086
2009-05-07

Reciprocating gas compression installation with controlled leakage rate

#242
20090113989
2009-05-07

Hydrocarbon liquid-seal device and a hydrocarbon vapor testing system having the hydrocarbon liquid-seal device

#243
20080284105
2008-11-20

LOW AND REVERSE PRESSURE APPLICATION HYDRODYNAMIC PRESSURIZING SEALS

#244
20080230998
2008-09-25

Hermetic Sealing System

#245
20080138190
2008-06-12

Waterproof/dustproof structure

#246
20080122181
2008-05-29

Radial seal assembly

#247
20070193652
2007-08-23

Beverage bottling plant for aseptic filling of beverage bottles with a liquid beverage filling material

#248
20060060259
2006-03-23

Moving vacuum chamber stage with air bearing and differentially pumped grooves

#249
20050098958
2005-05-12

Gas-buffered seal assembly and method therefor

#250
19039163
2026-02-17

Seal gas contamination detection and seal gas supply switchover system

#251
15361755
2018-03-20

Hydrostatic mechanical face seal

#252
14952259
2018-08-21

Mechanical sealing system