ClassID:

137126

F01K25/04 - CPC Classification

Classification description:

Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for the fluid being in different phases, e.g. foamed

Recent Application in this class:
#1
20250035014
2025-01-30

METHOD FOR INCREASING AN ENTROPY FLOW IN A TURBOMACHINE

#2
20230323796
2023-10-12

Multi-functional fecal waste and garbage processor and associated methods

#3
20230175417
2023-06-08

Method for increasing an entropy flow in a turbomachine

#4
20220403759
2022-12-22

Methods and systems for starting and stopping a closed-cycle turbomachine

#5
20220090520
2022-03-24

Multi-functional fecal waste and garbage processor and associated methods

#6
20210277806
2021-09-09

Installation to generate mechanical energy using a combined power cycle

#7
20210222590
2021-07-22

Method and device for converting thermal energy

#8
20200217293
2020-07-09

Ocean powered rankine cycle turbine

#9
20200040731
2020-02-06

Near-adiabatic engine

#10
20190316493
2019-10-17

Multi-functional fecal waste and garbage processor and associated methods

#11
20190128148
2019-05-02

Method and system for transforming heat into kinetic energy

#12
20180252120
2018-09-06

ORC for transporting waste heat from a heat source into mechanical energy and cooling system making use of such an ORC

#13
20180245788
2018-08-30

ORC for transforming waste heat from a heat source into mechanical energy and compressor installation making use of such an ORC

#14
20180163574
2018-06-14

Energy storage

#15
20180156072
2018-06-07

Heat engines, systems for providing pressurized refrigerant, and related methods

#16
20180038245
2018-02-08

Control system for supercritical working fluid turbomachinery

#17
20170335724
2017-11-23

Organic rankine cycle decompression heat engine

#18
20170283275
2017-10-05

Multi-functional fecal waste and garbage processor and associated methods

#19
20170130614
2017-05-11

Heat engine system including an integrated cooling circuit

#20
20170002695
2017-01-05

ORGANIC RANKINE BINARY CYCLE POWER GENERATION SYSTEM

#21
20160265392
2016-09-15

Thermal to mechanical energy conversion method using a rankine cycle equipped with a heat pump

#22
20160265390
2016-09-15

Working fluid for a device, device and method for converting heat into mechanical energy

#23
20160222881
2016-08-04

System and method for storing energy in form of compressed air in tubes integrated in a tank containing water and water vapour

#24
20160146058
2016-05-26

Method for energy saving

#25
20160138433
2016-05-19

Multi-functional fecal waste and garbage processor and associated methods

#26
20160040557
2016-02-11

CHARGING PUMP SYSTEM FOR SUPPLYING A WORKING FLUID TO BEARINGS IN A SUPERCRITICAL WORKING FLUID CIRCUIT

#27
20160017759
2016-01-21

CONTROLLING TURBOPUMP THRUST IN A HEAT ENGINE SYSTEM

#28
20150369086
2015-12-24

Organic rankine cycle decompression heat engine

#29
20140345274
2014-11-27

Waste heat recovery system

#30
20140260252
2014-09-18

STABILIZED HFO AND HCFO COMPOSITIONS FOR USE IN HIGH TEMPERATURE HEAT TRANSFER APPLICATIONS

#31
20130341929
2013-12-26

Organic flash cycles for efficient power production

#32
20130276447
2013-10-24

Device for converting heat energy into mechanical energy

#33
20120312009
2012-12-13

EXPANDER LUBRICATION IN VAPOUR POWER SYSTEMS

#34
20120297772
2012-11-29

SYSTEMS AND METHODS FOR EFFICIENT TWO-PHASE HEAT TRANSFER IN COMPRESSED-AIR ENERGY STORAGE SYSTEMS

#35
20120286522
2012-11-15

Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange

#36
20120204817
2012-08-16

Configurations and methods of generating low-pressure steam

#37
20120086218
2012-04-12

METHOD FOR GENERATING ELECTRICAL ENERGY AND USE OF A WORKING SUBSTANCE

#38
20120015567
2012-01-19

Ocean thermal buoyancy and propulsion system

#39
20110167825
2011-07-14

Plant for producing cold, heat and/or work

#40
20110115223
2011-05-19

Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange

#41
20100269503
2010-10-28

METHOD AND DEVICE FOR CONVERTING THERMAL ENERGY OF A LOW TEMPERATURE HEAT SOURCE TO MECHANICAL ENERGY

#42
20100194111
2010-08-05

Combined heat power system

#43
20100034684
2010-02-11

METHOD FOR LUBRICATING SCREW EXPANDERS AND SYSTEM FOR CONTROLLING LUBRICATION

#44
20090320476
2009-12-31

CRYOGENIC ENGINES

#45
20090249779
2009-10-08

EFFICIENT VAPOR (STEAM) ENGINE/PUMP IN A CLOSED SYSTEM USED AT LOW TEMPERATURES AS A BETTER STIRLING HEAT ENGINE/REFRIGERATOR

#46
20090188253
2009-07-30

Expander lubrication in vapour power systems

#47
20090044535
2009-02-19

EFFICIENT VAPOR (STEAM) ENGINE/PUMP IN A CLOSED SYSTEM USED AT LOW TEMPERATURES AS A BETTER STIRLING HEAT ENGINE/REFRIGERATOR

#48
20080128188
2008-06-05

Method and device for generating mechanical energy

#49
20070256414
2007-11-08

System for recuperating, increasing and generating energy inherent within a heat source

#50
20070175212
2007-08-02

Fluid machine for rankine cycle