Patents-Review.com
ClassID:

136884 ⎘

F01D11/06 - CPC Classification

Classification description:

Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam Control thereof

Recent Application in this class:
#1
20250237149
2025-07-24

SEALING DEVICE FOR POWER GENERATING TURBINE

 #2
20250179927
2025-06-05

STEAM TURBINE PLANT AND METHOD FOR IMPROVING SAME

 #3
20250027422
2025-01-23

BUFFER AIR ASSEMBLY FOR AN AIRCRAFT ENGINE

 #4
20230287978
2023-09-14

Thermal barrier sealing system and method

 #5
20220195880
2022-06-23

Combination seal for a supercritical carbon dioxide turbo generator

 #6
20210285333
2021-09-16

METHOD FOR CHECKING A CONTINUOUS-FLOW MACHINE

 #7
20200284161
2020-09-10

Gas turbine engine with feed pipe for bearing housing

 #8
20200263604
2020-08-20

Gas turbine engine buffer system

 #9
20200157970
2020-05-21

Method and apparatus for supplying cooling air to a turbine

 #10
20200157961
2020-05-21

Seal assembly for a turbo machine

 #11
20200025010
2020-01-23

Seal assembly for counter rotating turbine assembly

 #12
20190376402
2019-12-12

Controlled gap seal with surface discontinuities

 #13
20190376401
2019-12-12

Controlled gap seal with surface discontinuities

 #14
20190309765
2019-10-10

Nitrogen purge of compressor dry seal

 #15
20190085711
2019-03-21

Seal assembly for counter rotating turbine assembly

 #16
20190085710
2019-03-21

Method of clearance control for an interdigitated turbine engine

 #17
20190024524
2019-01-24

Method and device for reducing leakage losses in a turbine

 #18
20190017404
2019-01-17

HYDROSTATIC NON-CONTACT SEAL WITH SEAL CARRIER ELIMINATION

 #19
20180266566
2018-09-20

Sealing gas supply apparatus

 #20
20180266265
2018-09-20

Dry gas seal

 #21
20180245600
2018-08-30

Seal gas supply control method, seal gas supply control apparatus, and rotary machine

 #22
20180209300
2018-07-26

Apparatus for supplying cooling air to a turbine

 #23
20180209289
2018-07-26

Machine and method for operating the machine

 #24
20180179913
2018-06-28

Gas turbine engine test stand

 #25
20180135448
2018-05-17

Gas turbine engine

 #26
20180066534
2018-03-08

Turbomachine temperature control system

 #27
20180016923
2018-01-18

Sealing arrangement on combustor to turbine interface in a gas turbine

 #28
20180003069
2018-01-04

Face seal assembly and an associated method thereof

 #29
20170306801
2017-10-26

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

 #30
20170191486
2017-07-06

Fluid energy machine having a tandem dry gas seal

 #31
20170037730
2017-02-09

Gas turbine

 #32
20160238015
2016-08-18

Sealing clearance control in turbomachines

 #33
20160169240
2016-06-16

Turbopump with anti-vibration system

 #34
20160084111
2016-03-24

Methods and systems for preventing lube oil leakage in gas turbines

 #35
20150354383
2015-12-10

Turbine and methods of assembling the same

 #36
20150292346
2015-10-15

Process gas compressor/gas turbine section

 #37
20140248133
2014-09-04

Active bypass flow control for a seal in a gas turbine engine

 #38
20140248132
2014-09-04

Active bypass flow control for a seal in a gas turbine engine

 #39
20140248125
2014-09-04

Chamber fluid removal system

 #40
20140238042
2014-08-28

Gas turbine engine buffer system

 #41
20140169938
2014-06-19

Turbine purge flow control system and related method of operation

 #42
20140112765
2014-04-24

Fluidic actuator

 #43
20140112757
2014-04-24

Clearance control

 #44
20140099184
2014-04-10

Sealing systems for turboexpanders for use in organic Rankine cycles

 #45
20140050559
2014-02-20

Gas turbine and method for operating a gas turbine

 #46
20140050558
2014-02-20

TEMPERATURE GRADIENT MANAGEMENT ARRANGEMENT FOR A TURBINE SYSTEM AND METHOD OF MANAGING A TEMPERATURE GRADIENT OF A TURBINE SYSTEM

 #47
20140033735
2014-02-06

Turbomachine including horizontal joint heating and method of controlling tip clearance in a gas turbomachine

 #48
20140013748
2014-01-16

Method for operating a solar installation

 #49
20130330175
2013-12-12

Reheat steam bypass system

 #50
20130272860
2013-10-17

Temperature measurement in a gas turbine

 #51
20130192251
2013-08-01

BUFFER SYSTEM THAT COMMUNICATES BUFFER SUPPLY AIR TO ONE OR MORE PORTIONS OF A GAS TURBINE ENGINE

 #52
20130177406
2013-07-11

Gas turbine engine bearing chamber seals

 #53
20130170960
2013-07-04

TURBINE ASSEMBLY AND METHOD FOR REDUCING FLUID FLOW BETWEEN TURBINE COMPONENTS

 #54
20130156540
2013-06-20

STEAM SEAL HEADER, METHOD OF USING A STEAM SEAL HEADER AND STEAM TURBINE SYSTEM INCORPORATING A STEAM SEAL HEADER

 #55
20130120003
2013-05-16

Proximity sensor assembly and inspection system

 #56
20130039739
2013-02-14

Turbine including seal air valve system

 #57
20130031960
2013-02-07

Seal gas monitoring and control system

 #58
20130011276
2013-01-10

Turbocharger

 #59
20120294707
2012-11-22

Steam seal system

 #60
20120198845
2012-08-09

Steam seal dump re-entry system

 #61
20120163955
2012-06-28

SYSTEM AND METHOD TO ELIMINATE A HARD RUB AND OPTIMIZE A PURGE FLOW IN A GAS TURBINE

 #62
20120156005
2012-06-21

BUFFER AIR FOR A LABYRINTH SEAL

 #63
20120060507
2012-03-15

Gas turbine engine with turbine cooling arrangement

 #64
20120014778
2012-01-19

Sealing device for steam turbines and method for controlling sealing device

 #65
20110236177
2011-09-29

Steam seal system

 #66
20110214426
2011-09-08

Turbine system including valve for leak off line for controlling seal steam flow

 #67
20110188994
2011-08-04

Method and system for determining gas turbine tip clearance

 #68
20110067413
2011-03-24

Ejector controlled twin air source gas turbine pressurizing air system

 #69
20090280002
2009-11-12

Method and system for determining gas turbine tip clearance

 #70
20090238679
2009-09-24

Steam turbine and a method of determining leakage within a steam turbine

 #71
20080075578
2008-03-27

Method and apparatus for controlling the operation of a steam turbine

 #72
20070296159
2007-12-27

Variable clearance packing ring

 #73
20070248452
2007-10-25

Retractable compliant abradable sealing system and method for rotary machines

 #74
20070243811
2007-10-18

Ejector controlled twin air source gas turbine pressurizing air system

 #75
20070107438
2007-05-17

Control apparatus for gas turbine

 #76
20060277911
2006-12-14

Gland leakage seal system

 #77
20060233634
2006-10-19

Method of indicating sealing steam temperature and related apparatus

 #78
20050286995
2005-12-29

Method and system for determining gas turbine tip clearance

 #79
20050280549
2005-12-22

Proximity sensor

 #80
20050206087
2005-09-22

Sealing arrangement using brush seals

 #81
18796888
2025-09-30

Seal assembly for a gas turbine engine