ClassID:

140394

F02K7/02 - CPC Classification

Classification description:

Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof the jet being intermittent, i.e. pulse-jet

Sub-classes:
Recent Application in this class:
#1
20260126176
2026-05-07

CHAMBER FOR ROTATING DETONATION ENGINE AND WALL OBSTACLES FOR SAME

#2
20260043350
2026-02-12

SYSTEMS, METHODS, AND APPARATUS FOR FUEL SUPPLY AND INJECTION

#3
20250207543
2025-06-26

FUEL INJECTION AND MIXING APPARATUS FOR PULSE COMBUSTORS

#4
20240412882
2024-12-12

CERMET FUEL ELEMENT AND FABRICATION AND APPLICATIONS THEREOF, INCLUDING IN THERMAL PROPULSION REACTOR

#5
20240287952
2024-08-29

ENGINE WITH ROTATING DETONATION COMBUSTION SYSTEM

#6
20240077028
2024-03-07

REGENERATIVE COOLING AND ADJUSTABLE THROAT FOR ROTATING DETONATION ENGINE

#7
20230220999
2023-07-13

Cooling for detonation engines

#8
20230213192
2023-07-06

Engine with rotating detonation combustion system

#9
20230175461
2023-06-08

Detonation rocket engine comprising an aerospike nozzle and centring elements with cooling channels

#10
20220333530
2022-10-20

Regenerative cooling and adjustable throat for rotating detonation engine

#11
20220115151
2022-04-14

Cermet fuel element and fabrication and applications thereof, including in thermal propulsion reactor

#12
20210215098
2021-07-15

Diffuser for rotating detonation engine

#13
20200158048
2020-05-21

Systems and methods for air-breathing wave engines for thrust production

#14
20200132019
2020-04-30

Supersonic jet aircraft

#15
20200103117
2020-04-02

Effervescent atomizing structure and method of operation for rotating detonation propulsion system

#16
20200003158
2020-01-02

PULSE COMBUSTOR PERFORMANCE IMPROVEMENT WITH AIRSPEED

#17
20190338664
2019-11-07

Ram-jet and turbo-jet detonation engine

#18
20190211777
2019-07-11

System and method for active injection into fluid streams

#19
20190128216
2019-05-02

Systems and methods for improving operation of pulse combustors

#20
20190072052
2019-03-07

GAS DYNAMIC VALVE

#21
20190003086
2019-01-03

Directed energy deposition to facilitate high speed applications

#22
20180356096
2018-12-13

Effervescent atomizing structure and method of operation for rotating detonation propulsion system

#23
20170175625
2017-06-22

Systems and methods for air-breathing wave engines for thrust production

#24
20170082124
2017-03-23

Directed Energy Deposition to Facilitate High Speed Applications

#25
20170082069
2017-03-23

Pulse detonation drive

#26
20170082067
2017-03-23

Systems and methods for improving operation of pulse combustors

#27
20160216387
2016-07-28

System and method for accelerating a mass using a pressure produced by a detonation

#28
20160053722
2016-02-25

Optimal feedback heat energy internal combustion engine and applications

#29
20160025040
2016-01-28

Gas dynamic valve

#30
20150285506
2015-10-08

Standing detonation wave engine

#31
20150184860
2015-07-02

Spiral pulse detonation tube configuration

#32
20150152812
2015-06-04

Vapor jetting device and spacecraft

#33
20150013304
2015-01-15

Acoustically triggered nano/micro-scale propulsion devices

#34
20140311121
2014-10-23

Pulse detonation engine having a scroll ejector attenuator

#35
20140260294
2014-09-18

Apparatus and method for controlling a pressure gain combustor

#36
20140260256
2014-09-18

Check valve for propulsive engine combustion chamber

#37
20130145746
2013-06-13

Vortex cannon with enhanced ring vortex generation

#38
20130139487
2013-06-06

Variable initiation location system for pulse detonation combustor

#39
20130025256
2013-01-31

Pulsed detonation engine

#40
20120205188
2012-08-16

System and method for generating and controlling conducted acoustic waves for geophysical exploration

#41
20120192630
2012-08-02

Pulse Detonation Turbine Engine Using Turbine Shaft Speed for Monitoring Combustor Tube Operation

#42
20120192546
2012-08-02

Catalytic Converter for a Pulse Detonation Turbine Engine

#43
20120181103
2012-07-19

System and method for generating and controlling conducted acoustic waves for geophysical exploration

#44
20120180451
2012-07-19

Optimal Feedback Heat Energy Internal Combustion Engine And Its Applications

#45
20120144798
2012-06-14

Fluidic deflagration-to-detonation initiation obstacles

#46
20120102916
2012-05-03

Pulse Detonation Combustor Including Combustion Chamber Cooling Assembly

#47
20120079806
2012-04-05

Pulse detonation tube with local flexural wave modifying feature

#48
20110214407
2011-09-08

Pulse detonation system

#49
20110192307
2011-08-11

System and method for ignition of a gaseous or dispersed fuel-oxidant mixture

#50
20110146285
2011-06-23

PULSE DETONATION SYSTEM WITH FUEL LEAN INLET REGION

#51
20110030340
2011-02-10

Pulse detonation engine

#52
20110005420
2011-01-13

System and method for ignition of a gaseous or dispersed fuel-oxidant mixture

#53
20100237716
2010-09-23

Magneto-plasma-dynamic generator and method of operating the generator

#54
20100205932
2010-08-19

Partial filling of a pulse detonation combustor in a pulse detonation combustor based hybrid engine

#55
20100126140
2010-05-27

Millimetre-scale engine

#56
20090320446
2009-12-31

Performance improvements for pulse detonation engines

#57
20090320442
2009-12-31

Dual mode propulsion system

#58
20090229238
2009-09-17

System for controlling a combustion process for a gas turbine

#59
20090165438
2009-07-02

Pulse detonation engine

#60
20090120059
2009-05-14

Seal for pulse detonation engine

#61
20080236140
2008-10-02

Noncircular transient fluid fuel injector control channels in propellant injector combustion systems

#62
20080229756
2008-09-25

System and method for passive valving for pulse detonation combustors

#63
20080209884
2008-09-04

Pulse jet engines

#64
20080141954
2008-06-19

Vapor cooling of detonation engines

#65
20080127630
2008-06-05

TURBINE FOR APPLICATION TO PULSE DETONATION COMBUSTION SYSTEM AND ENGINE CONTAINING THE TURBINE

#66
20080099627
2008-05-01

Pulsed detonation engines for reaction control systems

#67
20080092543
2008-04-24

Combustion nozzle fluidic injection assembly

#68
20080087010
2008-04-17

Method to initiate multiple chamber detonation wave combustors

#69
20080053058
2008-03-06

Pulsed detonation engines for reaction control systems

#70
20070180832
2007-08-09

Compact, low pressure-drop shock-driven combustor

#71
20070180815
2007-08-09

Compact, low pressure-drop shock-driven combustor and rocket booster, pulse detonation based supersonic propulsion system employing the same

#72
20070180814
2007-08-09

Direct liquid fuel injection and ignition for a pulse detonation combustor

#73
20070137172
2007-06-21

Geometric configuration and confinement for deflagration to detonation transition enhancement

#74
20070137171
2007-06-21

Swirling flows and swirler to enhance pulse detonation engine operation

#75
20070119149
2007-05-31

Hyperjet

#76
20070022740
2007-02-01

Acoustic pulsejet helmet

#77
20070022737
2007-02-01

Linear acoustic pulsejet

#78
20070015099
2007-01-18

Naturally aspirated fluidic control for diverting strong pressure waves

#79
20060282242
2006-12-14

Methods and apparatus for modeling gas turbine engines

#80
20060260291
2006-11-23

Pulse detonation assembly with cooling enhancements

#81
20060254254
2006-11-16

Mixing-enhancement inserts for pulse detonation chambers

#82
20060213201
2006-09-28

Pulse combustion device

#83
20060207261
2006-09-21

Rotary pulse detonation system with aerodynamic detonation passages for use in a gas turbine engine

#84
20060201134
2006-09-14

Pulsed detonation engines for reaction control systems

#85
20060174606
2006-08-10

High static thrust valveless pulse-jet engine with forward-facing intake duct

#86
20060102800
2006-05-18

Method and apparatus for modulating flow separation

#87
20050284127
2005-12-29

Detonation engine and flying object provided therewith

#88
20050279078
2005-12-22

Multiple detonation initiator for frequency multiplied pulsed detonation combustion

#89
20050279077
2005-12-22

Off-axis pulse detonation configuration for gas turbine engine

#90
20050235957
2005-10-27

Engine systems and methods

#91
20050193717
2005-09-08

Marine propulsion system and marine vessel having same

#92
20050138933
2005-06-30

Pulse detonation engine and method for initiating detonations

#93
20050103022
2005-05-19

Methods and apparatus for operating gas turbine engines

#94
20050028531
2005-02-10

Rotating pulse detonation system for a gas turbine engine

#95
20050019620
2005-01-27

Hybrid fuel cell-pulse detonation power system

#96
20050000205
2005-01-06

Pulsed combustion engine

#97
17339208
2023-01-10

Air breathing solid fuel rotating detonation engine

#98
14058486
2015-02-24

Fluid-based orientation control system