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F25B 1/00
|
Compression machines, plants or systems with non-reversible cycle |
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F25B 1/02
|
Compression machines, plants or systems with non-reversible cycle with compressor of reciprocating-piston type |
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F25B 1/04
|
Compression machines, plants or systems with non-reversible cycle with compressor of rotary type |
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F25B 1/06
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Compression machines, plants or systems with non-reversible cycle with compressor of jet type, e.g. using liquid under pressure |
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F25B 1/08
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Compression machines, plants or systems with non-reversible cycle with compressor of jet type, e.g. using liquid under pressure using vapour under pressure |
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F25B 1/10
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Compression machines, plants or systems with non-reversible cycle with multi-stage compression |
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F25B 1/047
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Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw type |
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F25B 1/053
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Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of turbine type |
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F25B 3/00
|
Self-contained rotary compression machines, i.e. with compressor, condenser and evaporator rotating as a single unit |
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F25B 5/00
|
Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity |
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F25B 5/02
|
Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel |
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F25B 5/04
|
Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series |
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F25B 6/00
|
Compression machines, plants or systems, with several condenser circuits |
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F25B 6/02
|
Compression machines, plants or systems, with several condenser circuits arranged in parallel |
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F25B 6/04
|
Compression machines, plants or systems, with several condenser circuits arranged in series |
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F25B 7/00
|
Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit |
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F25B 9/00
|
Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point |
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F25B 9/02
|
Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using Joule-Thompson effectCompression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using vortex effect |
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F25B 9/04
|
Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using Joule-Thompson effectCompression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using vortex effect using vortex effect |
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F25B 9/06
|
Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders |
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F25B 9/08
|
Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using ejectors |
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F25B 9/10
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Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point with several cooling stages |
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F25B 9/12
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Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using 3He-4He dilution |
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F25B 9/14
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Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle |
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F25B 11/00
|
Compression machines, plants or systems, using turbines, e.g. gas turbines |
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F25B 11/02
|
Compression machines, plants or systems, using turbines, e.g. gas turbines as expanders |
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F25B 11/04
|
Compression machines, plants or systems, using turbines, e.g. gas turbines as expanders centrifugal type |
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F25B 13/00
|
Compression machines, plants or systems, with reversible cycle |
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F25B 15/00
|
Sorption machines, plants or systems, operating continuously, e.g. absorption type |
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F25B 15/02
|
Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas |
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F25B 15/04
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Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being ammonia evaporated from aqueous solution |
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F25B 15/06
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Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide |
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F25B 15/08
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Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being sulfuric acid |
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F25B 15/09
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Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being hydrogen desorbed from a hydride |
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F25B 15/10
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Sorption machines, plants or systems, operating continuously, e.g. absorption type with inert gas |
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F25B 15/12
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Sorption machines, plants or systems, operating continuously, e.g. absorption type with resorber |
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F25B 15/14
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Sorption machines, plants or systems, operating continuously, e.g. absorption type using osmosis |
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F25B 15/16
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Sorption machines, plants or systems, operating continuously, e.g. absorption type using desorption cycle |
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F25B 17/00
|
Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type |
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F25B 17/02
|
Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a liquid, e.g. brine |
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F25B 17/04
|
Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a liquid, e.g. brine with two or more boilers operating alternately |
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F25B 17/06
|
Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a liquid, e.g. brine with the boiler and evaporator built-up as a unit in a tiltable or revolving arrangement |
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F25B 17/08
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Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt |
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F25B 17/10
|
Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type using the endothermic solution of salt |
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F25B 17/12
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Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type using desorption of hydrogen from a hydride |
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F25B 19/00
|
Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour |
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F25B 19/02
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Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam |
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F25B 19/04
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Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam using liquid jet, e.g. of water |
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F25B 21/00
|
Machines, plants or systems, using electric or magnetic effects |
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F25B 21/02
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Machines, plants or systems, using electric or magnetic effects using Peltier effectMachines, plants or systems, using electric or magnetic effects using Nernst-Ettinghausen effect |
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F25B 21/04
|
Machines, plants or systems, using electric or magnetic effects using Peltier effectMachines, plants or systems, using electric or magnetic effects using Nernst-Ettinghausen effect reversible |
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F25B 23/00
|
Machines, plants or systems, with a single mode of operation not covered by groups , e.g. using selective radiation effect |
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F25B 25/00
|
Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups |
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F25B 25/02
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Compression-sorption machines, plants, or systems |
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F25B 27/00
|
Machines, plants or systems, using particular sources of energy |
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F25B 27/02
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Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines |
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F25B 29/00
|
Combined heating and refrigeration systems, e.g. operating alternately or simultaneously |
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F25B 30/00
|
Heat pumps |
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F25B 30/02
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Heat pumps of the compression type |
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F25B 30/04
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Heat pumps of the sorption type |
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F25B 30/06
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Heat pumps characterised by the source of low potential heat |
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F25B 31/00
|
Compressor arrangements |
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F25B 31/02
|
Compressor arrangements of motor-compressor units |
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F25B 33/00
|
BoilersAnalysersRectifiers |
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F25B 35/00
|
Boiler-absorbers, i.e. boilers usable for absorption or adsorption |
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F25B 35/02
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Boiler-absorbers, i.e. boilers usable for absorption or adsorption using a liquid as sorbent, e.g. brine |
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F25B 35/04
|
Boiler-absorbers, i.e. boilers usable for absorption or adsorption using a solid as sorbent |
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F25B 37/00
|
AbsorbersAdsorbers |
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F25B 39/00
|
EvaporatorsCondensers |
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F25B 39/02
|
Evaporators |
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F25B 39/04
|
Condensers |
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F25B 40/00
|
Subcoolers, desuperheaters or superheaters |
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F25B 40/02
|
Subcoolers |
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F25B 40/04
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Desuperheaters |
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F25B 40/06
|
Superheaters |
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F25B 41/00
|
Fluid-circulation arrangements |
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F25B 41/02
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Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler using electro-osmosis |
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F25B 41/04
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Disposition of valves |
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F25B 41/06
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Flow restrictors, e.g. capillary tubes; Disposition thereof |
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F25B 41/10
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Fluid-circulation arrangements using electro-osmosis |
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F25B 41/20
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Disposition of valves, e.g. of on-off valves or flow control valves |
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F25B 41/22
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Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor |
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F25B 41/24
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Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part |
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F25B 41/26
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Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves |
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F25B 41/28
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Disposition of valves, e.g. of on-off valves or flow control valves specially adapted for sorption cycles |
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F25B 41/30
|
Expansion meansDispositions thereof |
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F25B 41/31
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Expansion valves |
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F25B 41/32
|
Expansion valves having flow rate limiting means other than the valve member, e.g. having bypass orifices in the valve body |
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F25B 41/33
|
Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant |
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F25B 41/34
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Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators |
|
F25B 41/35
|
Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors |
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F25B 41/36
|
Expansion valves with the valve member being actuated by bimetal elements or shape-memory elements influenced by fluids, e.g. by the refrigerant |
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F25B 41/37
|
Capillary tubes |
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F25B 41/38
|
Expansion meansDispositions thereof specially adapted for reversible cycles, e.g. bidirectional expansion restrictors |
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F25B 41/39
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Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator |
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F25B 41/40
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Fluid line arrangements |
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F25B 41/42
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Arrangements for diverging or converging flows, e.g. branch lines or junctions |
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F25B 41/45
|
Arrangements for diverging or converging flows, e.g. branch lines or junctions for flow control on the upstream side of the diverging point, e.g. with spiral structure for generating turbulence |
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F25B 41/48
|
Arrangements for diverging or converging flows, e.g. branch lines or junctions for flow path resistance control on the downstream side of the diverging point, e.g. by an orifice |
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F25B 41/315
|
Expansion valves actuated by floats |
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F25B 41/325
|
Expansion valves having two or more valve members |
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F25B 41/335
|
Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms |
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F25B 41/345
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Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids |
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F25B 41/355
|
Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by electric heating of bimetal elements, shape memory elements or heat expanding elements |
|
F25B 41/375
|
Capillary tubes characterised by a variable restriction, e.g. restrictors made of shape memory alloy |
|
F25B 41/385
|
Dispositions with two or more expansion means arranged in parallel on a refrigerant line leading to the same evaporator |
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F25B 43/00
|
Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat |
|
F25B 43/02
|
Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant |
|
F25B 43/04
|
Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for withdrawing non-condensible gases |
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F25B 45/00
|
Arrangements for charging or discharging refrigerant |
|
F25B 47/00
|
Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass |
|
F25B 47/02
|
Defrosting cycles |
|
F25B 49/00
|
Arrangement or mounting of control or safety devices |
|
F25B 49/02
|
Arrangement or mounting of control or safety devices for compression type machines, plants or systems |
|
F25B 49/04
|
Arrangement or mounting of control or safety devices for sorption type machines, plants or systems |
