EP2304338A4 - Transport refrigeration system and method of operation - Google Patents
Transport refrigeration system and method of operationInfo
- Publication number
- EP2304338A4 EP2304338A4 EP09747456.3A EP09747456A EP2304338A4 EP 2304338 A4 EP2304338 A4 EP 2304338A4 EP 09747456 A EP09747456 A EP 09747456A EP 2304338 A4 EP2304338 A4 EP 2304338A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigeration system
- transport refrigeration
- transport
- refrigeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
- F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
- B60H1/3204—Cooling devices using compression
- B60H1/3205—Control means therefor
- B60H1/3216—Control means therefor for improving a change in operation duty of a compressor in a vehicle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
- B60H2001/3286—Constructional features
- B60H2001/3292—Compressor drive is electric only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2309/00—Gas cycle refrigeration machines
- F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
- F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/13—Economisers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/23—Separators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
- F25B2600/0251—Compressor control by controlling speed with on-off operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/11—Fan speed control
- F25B2600/111—Fan speed control of condenser fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
- F25B2700/193—Pressures of the compressor
- F25B2700/1931—Discharge pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2104—Temperatures of an indoor room or compartment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
- F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/006—Cooling of compressor or motor
- F25B31/008—Cooling of compressor or motor by injecting a liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/027—Condenser control arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12761308P | 2008-05-14 | 2008-05-14 | |
PCT/US2009/043773 WO2009140372A1 (en) | 2008-05-14 | 2009-05-13 | Transport refrigeration system and method of operation |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2304338A1 EP2304338A1 (en) | 2011-04-06 |
EP2304338A4 true EP2304338A4 (en) | 2014-09-03 |
Family
ID=41319036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09747456.3A Withdrawn EP2304338A4 (en) | 2008-05-14 | 2009-05-13 | Transport refrigeration system and method of operation |
Country Status (5)
Country | Link |
---|---|
US (1) | US20110048042A1 (en) |
EP (1) | EP2304338A4 (en) |
JP (1) | JP2011521195A (en) |
CN (1) | CN102027300A (en) |
WO (1) | WO2009140372A1 (en) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2180278B1 (en) * | 2008-10-24 | 2021-01-27 | Thermo King Corporation | Control of pull-down in refrigeration systems |
US10047989B2 (en) * | 2010-03-08 | 2018-08-14 | Carrier Corporation | Capacity and pressure control in a transport refrigeration system |
CN101858621A (en) * | 2010-05-26 | 2010-10-13 | 广东欧科空调制冷有限公司 | Multi-connection air conditioning unit and working method thereof |
US20120073316A1 (en) * | 2010-09-23 | 2012-03-29 | Thermo King Corporation | Control of a transcritical vapor compression system |
EP2737265B1 (en) * | 2011-07-26 | 2018-01-10 | Carrier Corporation | Temperature control logic for refrigeration system |
US9726416B2 (en) | 2011-09-23 | 2017-08-08 | Carrier Corporation | Transport refrigeration system with engine exhaust cooling |
JP2013185803A (en) * | 2012-03-12 | 2013-09-19 | Panasonic Corp | Heat pump hydronic heater |
SG11201501311UA (en) * | 2012-08-24 | 2015-04-29 | Carrier Corp | Stage transition in transcritical refrigerant vapor compression system |
SG11201501310RA (en) | 2012-08-24 | 2015-04-29 | Carrier Corp | Transcritical refrigerant vapor compression system high side pressure control |
CN112208293A (en) | 2012-09-20 | 2021-01-12 | 冷王公司 | Electric transport refrigeration system |
US10302342B2 (en) | 2013-03-14 | 2019-05-28 | Rolls-Royce Corporation | Charge control system for trans-critical vapor cycle systems |
WO2014143194A1 (en) | 2013-03-14 | 2014-09-18 | Rolls-Royce Corporation | Adaptive trans-critical co2 cooling systems for aerospace applications |
US9718553B2 (en) | 2013-03-14 | 2017-08-01 | Rolls-Royce North America Technologies, Inc. | Adaptive trans-critical CO2 cooling systems for aerospace applications |
US10132529B2 (en) | 2013-03-14 | 2018-11-20 | Rolls-Royce Corporation | Thermal management system controlling dynamic and steady state thermal loads |
US9676484B2 (en) | 2013-03-14 | 2017-06-13 | Rolls-Royce North American Technologies, Inc. | Adaptive trans-critical carbon dioxide cooling systems |
CN104406339B (en) * | 2013-11-12 | 2018-03-06 | 江苏春兰动力制造有限公司 | A kind of single screw compressor continuative energy adjustment control method |
DE102015104464B4 (en) | 2015-03-25 | 2018-08-02 | Halla Visteon Climate Control Corporation | Method for controlling an R744 refrigerant circuit |
CN106322804B (en) | 2015-06-30 | 2023-03-31 | 开利公司 | Refrigeration system and purification method thereof |
US20180347864A1 (en) * | 2015-12-04 | 2018-12-06 | Carrier Corporation | Natural refrigerant transport refrigeration unit |
EP3187796A1 (en) | 2015-12-28 | 2017-07-05 | Thermo King Corporation | Cascade heat transfer system |
WO2017139148A1 (en) | 2016-02-10 | 2017-08-17 | Carrier Corporation | Power management for co2 transportation refrigeration system |
US10538146B2 (en) * | 2016-12-06 | 2020-01-21 | Ford Global Technologies Llc | Reducing externally variable displacement compressor (EVDC) start-up delay |
US10240840B2 (en) * | 2016-12-22 | 2019-03-26 | Emerson Climate Technologies, Inc. | Scroll unloading detection system |
US11193703B1 (en) * | 2017-05-10 | 2021-12-07 | Equilibar, Llc | Dome-loaded back pressure regulator with setpoint pressure energized by process fluid |
US11041501B2 (en) * | 2019-03-20 | 2021-06-22 | The Boeing Company | Compressed air system |
EP3875874A1 (en) | 2020-03-05 | 2021-09-08 | Thermo King Corporation | Speed control strategies for a condenser fan in a refrigeration system |
CN111829205B (en) * | 2020-06-04 | 2021-12-07 | 广东奥伯特节能设备有限公司 | Digital vortex heat pump unit and control method, device and storage medium thereof |
US11131491B1 (en) | 2020-08-07 | 2021-09-28 | Emerson Climate Technologies, Inc. | Systems and methods for multi-stage operation of a compressor |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001094859A1 (en) * | 2000-06-07 | 2001-12-13 | Samsung Electronics Co., Ltd. | System for controlling starting of air conditioner and control method thereof |
US20050044885A1 (en) * | 2003-07-18 | 2005-03-03 | Star Refrigeration Limited | Transcritical refrigeration cycle |
WO2006118573A1 (en) * | 2005-05-04 | 2006-11-09 | Carrier Corporation | Refrigerant system with variable speed scroll compressor and economizer circuit |
WO2008041996A1 (en) * | 2006-10-06 | 2008-04-10 | Carrier Corporation | Refrigerant system with multi-speed pulse width modulated compressor |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4928503A (en) * | 1988-07-15 | 1990-05-29 | American Standard Inc. | Scroll apparatus with pressure regulation |
US6047557A (en) * | 1995-06-07 | 2000-04-11 | Copeland Corporation | Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor |
US5741120A (en) * | 1995-06-07 | 1998-04-21 | Copeland Corporation | Capacity modulated scroll machine |
DE59604923D1 (en) * | 1996-01-26 | 2000-05-11 | Konvekta Ag | COMPRESSION REFRIGERATION SYSTEM |
DE19935731A1 (en) * | 1999-07-29 | 2001-02-15 | Daimler Chrysler Ag | Operating method for automobile refrigeration unit has cooling medium mass flow regulated by compressor and cooling medium pressure determined by expansion valve for regulation within safety limits |
JP3688268B2 (en) * | 2000-06-09 | 2005-08-24 | サムスン エレクトロニクス カンパニー リミテッド | Outdoor fan control system and control method for air conditioner |
US6385980B1 (en) * | 2000-11-15 | 2002-05-14 | Carrier Corporation | High pressure regulation in economized vapor compression cycles |
US6601397B2 (en) * | 2001-03-16 | 2003-08-05 | Copeland Corporation | Digital scroll condensing unit controller |
JP4321095B2 (en) * | 2003-04-09 | 2009-08-26 | 日立アプライアンス株式会社 | Refrigeration cycle equipment |
JP4614441B2 (en) * | 2005-06-10 | 2011-01-19 | 日立アプライアンス株式会社 | Scroll compressor |
US7584625B2 (en) * | 2005-10-21 | 2009-09-08 | Emerson Climate Technologies, Inc. | Compressor capacity modulation system and method |
JP2007178042A (en) * | 2005-12-27 | 2007-07-12 | Mitsubishi Electric Corp | Supercritical vapor compression type refrigerating cycle and cooling and heating air conditioning facility and heat pump hot-water supply machine using it |
CN101336357A (en) * | 2006-01-27 | 2008-12-31 | 开利公司 | Refrigerant system unloading by-pass into evaporator inlet |
JP2007309608A (en) * | 2006-05-19 | 2007-11-29 | Daikin Ind Ltd | Refrigeration system for trailer |
EP2116726B1 (en) * | 2007-02-09 | 2016-12-07 | Mitsubishi Heavy Industries, Ltd. | Scroll compressor and air conditioner |
-
2009
- 2009-05-13 CN CN2009801171122A patent/CN102027300A/en active Pending
- 2009-05-13 JP JP2011509648A patent/JP2011521195A/en active Pending
- 2009-05-13 EP EP09747456.3A patent/EP2304338A4/en not_active Withdrawn
- 2009-05-13 WO PCT/US2009/043773 patent/WO2009140372A1/en active Application Filing
- 2009-05-13 US US12/922,612 patent/US20110048042A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001094859A1 (en) * | 2000-06-07 | 2001-12-13 | Samsung Electronics Co., Ltd. | System for controlling starting of air conditioner and control method thereof |
US20050044885A1 (en) * | 2003-07-18 | 2005-03-03 | Star Refrigeration Limited | Transcritical refrigeration cycle |
WO2006118573A1 (en) * | 2005-05-04 | 2006-11-09 | Carrier Corporation | Refrigerant system with variable speed scroll compressor and economizer circuit |
WO2008041996A1 (en) * | 2006-10-06 | 2008-04-10 | Carrier Corporation | Refrigerant system with multi-speed pulse width modulated compressor |
Non-Patent Citations (1)
Title |
---|
See also references of WO2009140372A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN102027300A (en) | 2011-04-20 |
WO2009140372A1 (en) | 2009-11-19 |
US20110048042A1 (en) | 2011-03-03 |
EP2304338A1 (en) | 2011-04-06 |
JP2011521195A (en) | 2011-07-21 |
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Extension state: AL BA RS |
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DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20140804 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 9/00 20060101ALI20140729BHEP Ipc: F25B 1/04 20060101ALI20140729BHEP Ipc: F25B 49/02 20060101ALI20140729BHEP Ipc: F25B 1/00 20060101AFI20140729BHEP |
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17Q | First examination report despatched |
Effective date: 20170912 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
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18W | Application withdrawn |
Effective date: 20180109 |