ClassID:

136925

F01D17/145 - CPC Classification

Classification description:

Regulating or controlling by varying flow; Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. for steam turbines

Recent Application in this class:
#1
20250179930
2025-06-05

STEAM VALVE AND STEAM TURBINE PLANT INCLUDING THIS

#2
20250137388
2025-05-01

TURBINE

#3
20240418100
2024-12-19

CONTROL DEVICE, CONTROL METHOD, AND SYSTEM

#4
20240352876
2024-10-24

BALANCED GRID VALVE FOR STEAM EXTRACTION

#5
20240344631
2024-10-17

Measurement method for steam valve and measurement device for steam valve

#6
20240301820
2024-09-12

MICRO GAS TURBINE DESIGNED TO LIMIT HEAT LOSSES THEREFROM

#7
20240271548
2024-08-15

STEAM TURBINE BYPASS FOR INCREASED WATER HEAT ABSORPTION CAPACITY STEAM INJECTED TURBINE ENGINE

#8
20240159157
2024-05-16

Gas turbine engine bleed air flow control

#9
20240102388
2024-03-28

Valve position control

#10
20240076991
2024-03-07

Gas turbine engine with combustor section mounted modulated compressor air cooling system

#11
20230417155
2023-12-28

Compact bleed valve assemblies

#12
20230392512
2023-12-07

Switching valve

#13
20230323785
2023-10-12

Producing power with turboexpander generators based on specified output conditions

#14
20230167749
2023-06-01

Steam valve, and steam turbine equipment comprising same

#15
20230048118
2023-02-16

Turbomachine with device for cooling and pressurising a turbine

#16
20230024094
2023-01-26

Gas turbine engine with low-pressure compressor bypass

#17
20230008514
2023-01-12

BLEED AIR OFFTAKE ASSEMBLY FOR A GAS TURBINE ENGINE

#18
20230003304
2023-01-05

Combination valve consisting of quick-acting valve and control valve for a steam circuit and SIL 3 certified safety circuit

#19
20220298925
2022-09-22

Gas turbine generator

#20
20220275749
2022-09-01

Turbocharger wastegate actuator arm

#21
20220213807
2022-07-07

Method for manufacturing a turbine engine part and the thereby produced part

#22
20220195878
2022-06-23

Ducted inlet for reducing flow oscillations

#23
20220154602
2022-05-19

VALVE POSITION CONTROL

#24
20220145774
2022-05-12

Self contained hydraulic lock apparatus

#25
20220090514
2022-03-24

Turbocharger including a switchable trim compressor and ported shroud

#26
20220082169
2022-03-17

Steam valve and power generation system

#27
20210388735
2021-12-16

Steam turbine valve abnormality monitoring system, steam turbine valve drive device, steam turbine valve device, and steam turbine plant

#28
20210348619
2021-11-11

Passive bleed valves with adjustable pressure threshold

#29
20210348520
2021-11-11

Wastegate assembly for use in a turbocharger and system including the same

#30
20210332716
2021-10-28

System for feeding operating gas to a drive of a motor vehicle

#31
20210231026
2021-07-29

Valve drive device and steam turbine system

#32
20210189900
2021-06-24

Valve assembly for an active clearance control system

#33
20210156482
2021-05-27

Valve arrangement and fluid flow control element

#34
20210131352
2021-05-06

Methods and systems for a modulated bleed valve

#35
20210088144
2021-03-25

SELF-CENTERING SEAL AND METHOD OF USING SAME

#36
20210054789
2021-02-25

Turbine control system

#37
20210054765
2021-02-25

Valve position control

#38
20200340398
2020-10-29

Micro Gas Turbine Designed To Limit Heat Losses Therefrom

#39
20200318497
2020-10-08

Power plant with gas turbine intake air system

#40
20200271138
2020-08-27

Dual redundant two-stage valve

#41
20200271009
2020-08-27

Valve device and steam turbine

#42
20200256207
2020-08-13

Systems and methods for protecting a turbomachine

#43
20200240284
2020-07-30

Emergency shut-off device

#44
20200240282
2020-07-30

Flap arrangement for a turbine of a turbocharger

#45
20200208534
2020-07-02

Steam valve, and power generation system

#46
20200141417
2020-05-07

BOOSTER COMPRESSOR WITH SPEED CHANGE SYSTEM

#47
20200131991
2020-04-30

Self modulating valve

#48
20200095944
2020-03-26

Ducted gas turbine engine stability bleed valve with passive and active shutoff

#49
20200056547
2020-02-20

AIR TURBINE START SYSTEM

#50
20200056500
2020-02-20

Steam turbine and steam turbine control method

#51
20200041016
2020-02-06

Erosion resistant steam valve

#52
20200040902
2020-02-06

Passively controlled inline bleed valves

#53
20200040901
2020-02-06

Passive bleed valves with adjustable pressure threshold

#54
20200003072
2020-01-02

Air turbine starter with turbine air exhaust outlet valve

#55
20190331004
2019-10-31

Steam turbine, partition member, and method for operating steam turbine

#56
20190330995
2019-10-31

TURBOCHARGER WITH TWIN-SCROLL TURBINE HOUSING, AND CROSS-SCROLL COMMUNICATION CONTROL VALVE OPERABLE TO SELECTIVELY ALLOW OR PREVENT CROSS-TALK BETWEEN SCROLLS

#57
20190292934
2019-09-26

Steam valve

#58
20190277153
2019-09-12

Rotary machine

#59
20190270174
2019-09-05

CLAPPER STYLE STOP VALVE SPHERICAL WASHER LAPPING TOOL

#60
20190234231
2019-08-01

Gas turbine engine having minimum cooling airflow

#61
20190234230
2019-08-01

Valve device for turbine, turbine, and method for producing valve device and turbine

#62
20190226355
2019-07-25

Methods and apparatus to diagnose a pneumatic actuator-regulating accessory

#63
20190195093
2019-06-27

Generating steam turbine performance maps

#64
20190195083
2019-06-27

BACKUP DEVICE FOR LINK MECHANISM OF STEAM TURBINE, STEAM TURBINE, AND METHOD FOR MODIFYING STEAM TURBINE

#65
20190162113
2019-05-30

Fluid recirculation turbine system

#66
20190153888
2019-05-23

Valve device and steam turbine

#67
20190145527
2019-05-16

Main stop valve

#68
20190136762
2019-05-09

Lever with pre-attached self locking nut for a variable turbine geometry turbocharger

#69
20190128146
2019-05-02

Heat cycle system

#70
20190085717
2019-03-21

Turbocharger with progressively variable A/R ratio

#71
20190072337
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#72
20190072336
2019-03-07

Recovery and re-use of waste energy in industrial facilities

#73
20190063255
2019-02-28

Trip system for steam turbine

#74
20190032569
2019-01-31

AIR TURBINE STARTER

#75
20190032568
2019-01-31

Air turbine starter

#76
20190024588
2019-01-24

ECOLOGY FUEL RETURN SYSTEMS

#77
20190010831
2019-01-10

Overload introduction into a steam turbine

#78
20190003394
2019-01-03

GAS TURBINE COOLING SYSTEM, GAS TURBINE FACILITY INCLUDING THE SAME, AND CONTROL METHOD OF GAS TURBINE COOLING SYSTEM

#79
20180371967
2018-12-27

Aircraft engine lubrication circuit and method, using a non-return pressurisation valve with two plugs

#80
20180371935
2018-12-27

Valve system and steam turbine

#81
20180363492
2018-12-20

Gas turbine engine nacelle ventilation manifold for cooling accessories

#82
20180355750
2018-12-13

Passive flow modulation of cooling flow into a cavity

#83
20180355748
2018-12-13

Turbomachine including a cooling and turbine clearance control system having an air supply scoop

#84
20180340617
2018-11-29

Control valve and power generation system including the same

#85
20180340443
2018-11-29

Steam turbine and method of assembling and disassembling the same

#86
20180334924
2018-11-22

MULTIPLE MODE HYDROGEN RELEASE SYSTEM AND METHOD FOR A HYDROGEN COOLED GENERATOR

#87
20180334919
2018-11-22

Valve module, and steam turbine and power generation system including the same

#88
20180334918
2018-11-22

Actively-driven bleed source switching

#89
20180328223
2018-11-15

Method of using a turbine overspeed trip testing system

#90
20180313215
2018-11-01

Systems and methods for dynamic balancing of steam turbine rotor thrust

#91
20180306051
2018-10-25

Turbine with quick-closing valves and regulating valves

#92
20180298786
2018-10-18

Extracting steam from a turbine

#93
20180283221
2018-10-04

Actuator spring lifetime supervision module for a valve and actuator monitoring system

#94
20180243879
2018-08-30

Clapper style stop valve spherical washer lapping tool

#95
20180230908
2018-08-16

Heat exchanger assembly for a gas turbine engine propulsion system

#96
20180223695
2018-08-09

Generating steam turbine performance maps

#97
20180216486
2018-08-02

Hydraulic driving device for steam valve, combined steam valve, and steam turbine

#98
20180216485
2018-08-02

Steam turbine valve drive apparatus

#99
20180209294
2018-07-26

Aircraft comprising a turbine engine incorporated into the rear fuselage with variable supply

#100
20180202721
2018-07-19

Recovery and re-use of waste energy in industrial facilities

#101
20180202557
2018-07-19

Multi-flowpath fluid control valve

#102
20180171818
2018-06-21

Systems and methods for protecting a turbomachine

#103
20180163749
2018-06-14

Adjusting mechanism for centrifugal compressors

#104
20180163559
2018-06-14

CONDUIT BOX ASSEMBLY SYSTEMS AND METHODS

#105
20180149037
2018-05-31

Operation method for steam turbine, and steam turbine

#106
20180119565
2018-05-03

Clapper arm retention device

#107
20180094866
2018-04-05

Systems for recovery and re-use of waste energy in hydrocracking-based configuration for integrated crude oil refining and aromatics complex

#108
20180094865
2018-04-05

Systems for recovery and re-use of waste energy in hydrocracking-based configuration for integrated crude oil refining and aromatics complex

#109
20180094864
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining and aromatics complex

#110
20180094863
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining facility and aromatics complex

#111
20180094862
2018-04-05

Systems for recovery and re-use of waste energy in crude oil refining facility and aromatics complex through simultaneous intra-plant integration and plants' thermal coupling

#112
20180094861
2018-04-05

Recovery and re-use of waste energy in industrial facilities

#113
20180094530
2018-04-05

Turbocharger with ported turbine shroud

#114
20180087409
2018-03-29

Systems and methods for controlling flow valves in a turbine

#115
20180080576
2018-03-22

Energy recovering flow control valves

#116
20180080337
2018-03-22

Discharge flow duct of a turbine engine comprising a VBV grating with variable setting

#117
20180073382
2018-03-15

Turbine tip clearance control method and system

#118
20180065755
2018-03-08

Gas turbine engine with progressive stall recovery

#119
20180058309
2018-03-01

Compressor of a turbocharger having an air recirculation valve and turbocharger and motor vehicle having such a compressor

#120
20180058256
2018-03-01

Creep damage indicator module for a valve and actuator monitoring system

#121
20180058254
2018-03-01

Solid particle erosion indicator module for a valve and actuator monitoring system

#122
20180058252
2018-03-01

Insulation quality indicator module for a valve and actuator monitoring system

#123
20180058251
2018-03-01

Flexible Service Interval Counter Module For A Valve And Actuator Monitoring System

#124
20180058250
2018-03-01

Spindle vibration evaluation module for a valve and actuator monitoring system

#125
20180058249
2018-03-01

Valve Stroke And Spindle Way Counter Module For A Valve And Actuator Monitoring System

#126
20180038243
2018-02-08

Oil cooling systems for a gas turbine engine

#127
20180023479
2018-01-25

AIR SUPPLY CONTROL DURING MOTORING OF A GAS TURBINE ENGINE

#128
20180023416
2018-01-25

Systems and methods for cooling components within a gas turbine engine

#129
20180016988
2018-01-18

Air turbine start system

#130
20180016946
2018-01-18

Power generation from waste energy in industrial facilities

#131
20180009536
2018-01-11

BLEED FLOW EXTRACTION SYSTEM FOR A GAS TURBINE ENGINE

#132
20170370287
2017-12-28

INLET PARTICLE SEPARATOR SYSTEM WITH PRE-CLEANER FLOW PASSAGE

#133
20170363099
2017-12-21

Engine bleed air system with waste gate valve for compressor surge management

#134
20170363098
2017-12-21

BOOSTER COMPRESSOR WITH SPEED CHANGE SYSTEM

#135
20170356348
2017-12-14

Altitude compensating bleed valve

#136
20170356300
2017-12-14

Regulating valve and turbine

#137
20170342853
2017-11-30

In-line shutoff valves

#138
20170306793
2017-10-26

Main steam valve and steam turbine

#139
20170292399
2017-10-12

Active clearance control for a turbine and case

#140
20170276064
2017-09-28

Reverse offset wastegate valve assembly for improved catalyst light-off performance

#141
20170261109
2017-09-14

Valve device

#142
20170254274
2017-09-07

High pressure compressor augmented bleed with autonomously actuated valve

#143
20170254214
2017-09-07

On-off valve device and rotary machine

#144
20170234155
2017-08-17

Turbine frame cooling systems and methods of assembly for use in a gas turbine engine

#145
20170218836
2017-08-03

On-off valve device and rotary machine

#146
20170211420
2017-07-27

Method for manufacturing a turbine engine part and the thereby produced part

#147
20170198583
2017-07-13

Turbine Engine

#148
20170191373
2017-07-06

PASSIVE FLOW MODULATION OF COOLING FLOW INTO A CAVITY

#149
20170183976
2017-06-29

Actuation system utilizing MEMS technology

#150
20170182623
2017-06-29

Valve seat machining device, and valve seat machining method using said valve seat machining device

#151
20170175619
2017-06-22

EXHAUST SOOT UTILIZED FOR EXTENDING THE LIFE OF A WASTEGATE

#152
20170153126
2017-06-01

System and method for detecting position of device and position detection module

#153
20170138220
2017-05-18

Combined cycle plant, control method of same, and control device of same

#154
20170114471
2017-04-27

VALVE ASSEMBLY WITH WEAR- AND OXIDATION-RESISTANT COATING

#155
20170096913
2017-04-06

Extracting steam from a turbine

#156
20170096908
2017-04-06

Pneumatic trip valve partial stroking arrangement

#157
20170082374
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#158
20170082373
2017-03-23

Recovery and re-use of waste energy in industrial facilities

#159
20170074112
2017-03-16

ACTIVE CLEARANCE CONTROL FOR GAS TURBINE ENGINE

#160
20170059261
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#161
20170059260
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#162
20170059259
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#163
20170058720
2017-03-02

Power generation from waste heat in integrated crude oil refining, aromatics, and utilities facilities

#164
20170058718
2017-03-02

Power generation using independent triple organic rankine cycles from waste heat in integrated crude oil refining and aromatics facilities

#165
20170058706
2017-03-02

Power generation using independent dual organic Rankine cycles from waste heat systems in diesel hydrotreating-hydrocracking and continuous-catalytic-cracking-aromatics facilities

#166
20170058705
2017-03-02

Power generation from waste heat in integrated crude oil hydrocracking and aromatics facilities

#167
20170058704
2017-03-02

Power generation from waste heat in integrated aromatics and naphtha block facilities

#168
20170058703
2017-03-02

Power generation from waste heat in integrated hydrocracking and diesel hydrotreating facilities

#169
20170058702
2017-03-02

Steam turbine

#170
20170058692
2017-03-02

Guided binding-resistant actuation apparatus and method

#171
20170058208
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#172
20170058207
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#173
20170058206
2017-03-02

Recovery and re-use of waste energy in industrial facilities

#174
20170046886
2017-02-16

Method for detecting an increase in the rating of a low-pressure turbine of an aircraft reactor during a cruising flight phase, and associated device and method for regulating the cooling air flow rate of a low-pressure turbine

#175
20170045155
2017-02-16

Heat exchanging valve arrangement

#176
20170030265
2017-02-02

Turbine engine with anti-ice valve assembly, bleed air valve, and method of operating

#177
20170022847
2017-01-26

Combined cycle power plant and start-up method of the same

#178
20170022841
2017-01-26

STEAM VALVE

#179
20170002690
2017-01-05

Activation control apparatus for steam turbine

#180
20170002680
2017-01-05

Linear motion mechanism, governing valve drive device, and steam turbine

#181
20160376913
2016-12-29

PRESSURE LIMITERS

#182
20160356208
2016-12-08

Corrosion resistant pneumatic actuator

#183
20160341110
2016-11-24

Turbocharger with improved bypass valve sealing having a positioning bolt

#184
20160333728
2016-11-17

Gas turbine nacelle ventilation manifold having a circumferential varying cross-sectional area

#185
20160326903
2016-11-10

Gas turbine engine having minimum cooling airflow

#186
20160319939
2016-11-03

High-flow valve arrangement in steam turbine safety system

#187
20160319749
2016-11-03

Control concept for closed loop Brayton cycle

#188
20160311546
2016-10-27

Method, system, and apparatus for reducing a turbine clearance

#189
20160290524
2016-10-06

System for Controlling Valve Positioner

#190
20160273457
2016-09-22

Partial-load operation of a gas turbine with an adjustable bypass flow channel

#191
20160258315
2016-09-08

HIGH-CYCLE, SHORT RANGE-OF-MOTION LINKAGE APPARATUS FOR GAS TURBINE ENGINE APPLICATIONS

#192
20160201500
2016-07-14

METHOD FOR OPERATING A STEAM TURBINE WITH TWO STEAM SUPPLY LINES

#193
20160169030
2016-06-16

Valve for a turbomachine

#194
20160160691
2016-06-09

Governing valve drive mechanism and steam turbine

#195
20160123179
2016-05-05

Steam valve and steam turbine

#196
20160109026
2016-04-21

Steam valve and steam turbine

#197
20160090857
2016-03-31

Turbocharger with progressively variable A/R ratio

#198
20160069206
2016-03-10

Steam turbine

#199
20160025015
2016-01-28

Ecology fuel return systems

#200
20150322812
2015-11-12

Steam valve and steam turbine

#201
20150276067
2015-10-01

Steam valve

#202
20150247420
2015-09-03

Flapper valve assembly and method of flowing air therethrough

#203
20150240666
2015-08-27

Valve poppet element defining balance chamber

#204
20150226089
2015-08-13

Grid valve assembly

#205
20150204455
2015-07-23

Grid valve apparatus

#206
20150198058
2015-07-16

STEAM TURBOMACHINE VALVE HAVING A FLOATING SEAL ASSEMBLY

#207
20150167481
2015-06-18

Inlet guide vane assembly

#208
20150152779
2015-06-04

Turbocharger and method of operating turbocharger

#209
20150125261
2015-05-07

Valve sequencing system and method for controlling turbomachine acoustic signature

#210
20150101338
2015-04-16

Exhaust centerbody for a turbine engine

#211
20150020527
2015-01-22

STEAM TURBOMACHINE HAVING A BYPASS CIRCUIT FOR THROTTLE FLOW CAPACITY ADJUSTMENT

#212
20140373541
2014-12-25

Method and apparatus for safety operation of extraction steam turbine utilized for power generation plant

#213
20140321992
2014-10-30

VOLUTE

#214
20140319704
2014-10-30

Steam valve apparatus

#215
20140261726
2014-09-18

Valve exerciser for an emergency shutoff valve of a steam turbine and method for using the same

#216
20140250859
2014-09-11

Axial-flow turbine and power plant including the same

#217
20140234084
2014-08-21

Steam turbine

#218
20140212277
2014-07-31

Turbochargers

#219
20140157791
2014-06-12

System for controlling a cooling flow from a compressor section of a gas turbine

#220
20130323522
2013-12-05

CAST SUPERALLOY PRESSURE CONTAINMENT VESSEL

#221
20130284954
2013-10-31

HIGH TEMPERATURE SERVO VALVE ACTUATOR

#222
20130283815
2013-10-31

INTEGRAL COOLING FOR SERVO VALVE

#223
20120304663
2012-12-06

Method and systems for bleed air supply

#224
20120286188
2012-11-15

High temperature steam valve

#225
20120240580
2012-09-27

Steam valve device and steam turbine plant

#226
20120167589
2012-07-05

Gas turbine engine and system for modulating secondary air flow

#227
20120153208
2012-06-21

High temperature steam valve

#228
20120151921
2012-06-21

Method for starting a turbomachine

#229
20120137688
2012-06-07

VALVE DEVICE AND A STEAM TURBINE SYSTEM INCORPORATING SAID VALVE DEVICE

#230
20120128470
2012-05-24

Self-actuating bleed valve for a gas turbine engine

#231
20120114460
2012-05-10

Voting hydraulic dump system

#232
20120091373
2012-04-19

Steam valve apparatus

#233
20120073293
2012-03-29

STEAM TURBINE VALVE HAVING INTEGRAL PRESSURE CHAMBER

#234
20120056114
2012-03-08

Space-saving quick acting control valve for a steam turbine

#235
20120031105
2012-02-09

Pressure-actuated plug

#236
20110297868
2011-12-08

STEAM VALVE

#237
20110297867
2011-12-08

FLOW GUIDED VALVE SEAT FOR STEAM TURBINE VALVES

#238
20110167834
2011-07-14

Flow discharge device

#239
20110162735
2011-07-07

FLOW GUIDED STEAM STRAINER FOR STEAM TURBINE VALVES

#240
20110146279
2011-06-23

Steam turbine system for a power plant

#241
20110146276
2011-06-23

METHOD OF STARTING A STEAM TURBINE

#242
20110103930
2011-05-05

Valve Sequencing System and Method for Controlling Turbomachine Acoustic Signature

#243
20110099998
2011-05-05

Turbine assembly for a turbocharger, having two asymmetric volutes that are sequentially activated, and associated method

#244
20100326089
2010-12-30

Method and systems for bleed air supply

#245
20100218483
2010-09-02

Controlled fan stream flow bypass

#246
20100178153
2010-07-15

Turbine Having Compact Inflow Housing Thanks to Internal Control Valves

#247
20100162721
2010-07-01

Apparatus for starting a steam turbine against rated pressure

#248
20100119356
2010-05-13

Device for regulating the flow rate of air feeding a turbine ventilation cavity of a turbomachine turbine section

#249
20100047064
2010-02-25

Multifrequency control stage for improved dampening of excitation factors

#250
20090320493
2009-12-31

Method for primary control of a combined gas and steam turbine arrangement

#251
20090314364
2009-12-24

Pressure relief valves and pneumatic control systems

#252
20090263236
2009-10-22

Electromechanical drive for actuating valves

#253
20090220335
2009-09-03

Turbine and turbocharger having the same

#254
20090204305
2009-08-13

Turbine bypass control apparatus and turbine bypass control method

#255
20090183510
2009-07-23

Valve with lip seal

#256
20090183505
2009-07-23

PARALLEL FLOW CRYOGENIC LIQUIFIED GAS EXPANDERS

#257
20090159141
2009-06-25

Steam valve assembly and steam turbine plant

#258
20090101859
2009-04-23

Steam valve and generator set

#259
20090014674
2009-01-15

Valve regulation assembly

#260
20090000296
2009-01-01

Turbocharger having divided housing with integral valve

#261
20080243287
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