JPS53107042A - Cooling system controlling apparatus - Google Patents

Cooling system controlling apparatus

Info

Publication number
JPS53107042A
JPS53107042A JP2195378A JP2195378A JPS53107042A JP S53107042 A JPS53107042 A JP S53107042A JP 2195378 A JP2195378 A JP 2195378A JP 2195378 A JP2195378 A JP 2195378A JP S53107042 A JPS53107042 A JP S53107042A
Authority
JP
Japan
Prior art keywords
cooling system
controlling apparatus
system controlling
cooling
controlling
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.)
Granted
Application number
JP2195378A
Other languages
English (en)
Other versions
JPS624250B2 (ja
Inventor
Jiyon Kontsu Kenesu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Borg Warner Corp
Original Assignee
Borg Warner Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Borg Warner Corp filed Critical Borg Warner Corp
Publication of JPS53107042A publication Critical patent/JPS53107042A/ja
Publication of JPS624250B2 publication Critical patent/JPS624250B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B60H1/3211—Control means therefor for increasing the efficiency of a vehicle refrigeration cycle
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • B60H2001/3236—Cooling devices information from a variable is obtained
    • B60H2001/3248—Cooling devices information from a variable is obtained related to pressure
    • B60H2001/3252—Cooling devices information from a variable is obtained related to pressure of the refrigerant at an evaporating unit
    • 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
    • B60H2001/3236—Cooling devices information from a variable is obtained
    • B60H2001/3248—Cooling devices information from a variable is obtained related to pressure
    • B60H2001/3254—Cooling devices information from a variable is obtained related to pressure of the refrigerant at an expansion unit
    • 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
    • B60H2001/3236—Cooling devices information from a variable is obtained
    • B60H2001/3255—Cooling devices information from a variable is obtained related to temperature
    • B60H2001/3263—Cooling devices information from a variable is obtained related to temperature of the refrigerant at an evaporating unit
    • 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
    • B60H2001/3269—Cooling devices output of a control signal
    • B60H2001/327—Cooling devices output of a control signal related to a compressing unit
    • B60H2001/3275—Cooling devices output of a control signal related to a compressing unit to control the volume of a compressor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Air Conditioning Control Device (AREA)
  • Control Of Temperature (AREA)
  • Air-Conditioning For Vehicles (AREA)
JP2195378A 1977-03-01 1978-02-27 Cooling system controlling apparatus Granted JPS53107042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/773,379 US4132086A (en) 1977-03-01 1977-03-01 Temperature control system for refrigeration apparatus

Publications (2)

Publication Number Publication Date
JPS53107042A true JPS53107042A (en) 1978-09-18
JPS624250B2 JPS624250B2 (ja) 1987-01-29

Family

ID=25098069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2195378A Granted JPS53107042A (en) 1977-03-01 1978-02-27 Cooling system controlling apparatus

Country Status (10)

Country Link
US (1) US4132086A (ja)
JP (1) JPS53107042A (ja)
AU (1) AU514830B2 (ja)
BR (1) BR7801199A (ja)
CA (1) CA1099369A (ja)
DE (1) DE2808356A1 (ja)
FR (1) FR2382657A1 (ja)
GB (1) GB1587111A (ja)
IT (1) IT1092789B (ja)
MX (1) MX144262A (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124816A (en) * 1979-03-08 1980-09-26 Whirlpool Co Adaptable temperature controller
JPS57165684A (en) * 1981-04-03 1982-10-12 Nippon Denso Co Ltd Freezing cycle controller
JPS57201714A (en) * 1981-06-01 1982-12-10 Nippon Denso Co Ltd Adjusting method of cooling capability in air conditioning device for automobile
JPS5896952A (ja) * 1981-12-07 1983-06-09 株式会社デンソー 自動車用空調装置
JPS5897522A (ja) * 1981-12-01 1983-06-10 Nippon Denso Co Ltd 自動車用冷凍サイクル制御装置
JPS58124139A (ja) * 1982-01-20 1983-07-23 Nippon Denso Co Ltd 空調制御装置
JPS5918017A (ja) * 1982-07-21 1984-01-30 Nippon Denso Co Ltd 自動車用冷凍サイクルの制御方法
JPS5923071U (ja) * 1982-08-02 1984-02-13 株式会社東芝 空気調和機
JPS61132786A (ja) * 1984-11-29 1986-06-20 Toshiba Corp 圧縮機の制御装置
US4723416A (en) * 1986-05-22 1988-02-09 Diesel Kiki Co., Ltd. Control system for variable capacity type compressor for air conditioning system of vehicle
JPH0565848U (ja) * 1992-02-14 1993-08-31 文子 大石 エビタイ袋

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679404A (en) * 1979-07-31 1987-07-14 Alsenz Richard H Temperature responsive compressor pressure control apparatus and method
US5067326A (en) * 1979-07-31 1991-11-26 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
US4825662A (en) * 1979-07-31 1989-05-02 Alsenz Richard H Temperature responsive compressor pressure control apparatus and method
US4628700A (en) * 1979-07-31 1986-12-16 Alsenz Richard H Temperature optimizer control apparatus and method
JPS5839083B2 (ja) * 1979-08-20 1983-08-27 株式会社ボッシュオートモーティブ システム 自動車用空気調和装置
US4282718A (en) * 1979-09-12 1981-08-11 Borg-Warner Corporation Evaporator inlet water temperature control system
DE2952210A1 (de) * 1979-12-22 1981-07-09 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum regeln der innentemperatur eines kraftfahrzeugs
JPS5777217A (en) * 1980-11-04 1982-05-14 Nissan Motor Co Ltd Air conditioner for vehicle
DE3210884A1 (de) * 1981-03-27 1982-10-14 Nippondenso Co., Ltd., Kariya, Aichi Kuehlsystem
US4480443A (en) * 1981-04-30 1984-11-06 Nippondenso Co., Ltd. Automotive refrigeration system
US4537042A (en) * 1981-04-30 1985-08-27 Nippondenso Co., Ltd. Automotive refrigeration system
US4471632A (en) * 1981-09-09 1984-09-18 Nippondenso Co., Ltd. Method of controlling refrigeration system for automotive air conditioner
JPS58105818A (ja) * 1981-12-16 1983-06-23 Nippon Denso Co Ltd カ−エアコン制御方法
JPS59109525U (ja) * 1983-01-14 1984-07-24 株式会社ボッシュオートモーティブ　システム 自動車用空調装置の制御装置
JPS59147954A (ja) * 1983-02-10 1984-08-24 株式会社ボッシュオートモーティブ　システム 自動車用空調装置の制御装置
JPS59191855A (ja) * 1983-04-15 1984-10-31 株式会社日立製作所 冷凍装置
JPS6172964A (ja) * 1984-09-14 1986-04-15 株式会社デンソー 冷凍サイクル制御装置
US4621502A (en) * 1985-01-11 1986-11-11 Tyler Refrigeration Corporation Electronic temperature control for refrigeration system
JPS62674A (ja) * 1985-06-27 1987-01-06 Toyoda Autom Loom Works Ltd 角度可変揺動斜板型可変容量圧縮機の容量制御装置
JPS6287679A (ja) * 1985-10-11 1987-04-22 Sanden Corp 容量可変型圧縮機
JP2555026B2 (ja) * 1986-05-23 1996-11-20 株式会社日立製作所 容量可変型圧縮機
JPS6316177A (ja) * 1986-07-08 1988-01-23 Sanden Corp 容量可変型圧縮機
DE3763225D1 (de) * 1986-09-25 1990-07-19 Diesel Kiki Co Trennschieberverdichter mit einrichtung zur anpassung der foerdermenge und regelung hierfuer.
JP2551416B2 (ja) * 1986-10-07 1996-11-06 株式会社ゼクセル 自動車用空調装置
JPS63143392A (ja) * 1986-12-05 1988-06-15 Toyota Autom Loom Works Ltd ワツブル式可変容量圧縮機の制御方法
DE3706152A1 (de) * 1987-02-26 1988-09-08 Sueddeutsche Kuehler Behr Verfahren zur steuerung einer kraftfahrzeugklimaanlage und kraftfahrzeugklimaanlage zur durchfuehrung des verfahrens
JPH0717151B2 (ja) * 1987-07-04 1995-03-01 株式会社豊田自動織機製作所 可変容量コンプレッサの運転制御方法
US5189886A (en) * 1987-09-22 1993-03-02 Sanden Corporation Refrigerating system having a compressor with an internally and externally controlled variable displacement mechanism
JPS6480776A (en) * 1987-09-22 1989-03-27 Sanden Corp Volume-variable compressor
US5168716A (en) * 1987-09-22 1992-12-08 Sanden Corporation Refrigeration system having a compressor with an internally and externally controlled variable displacement mechanism
US4976589A (en) * 1988-04-22 1990-12-11 Honda Giken Kogyo K.K. (Honda Motor Co., Ltd.) Output control system for an I.C. engine responsive to compressor torque and engine speed
JP2661166B2 (ja) * 1988-08-05 1997-10-08 日産自動車株式会社 車両用空調装置
JPH02274612A (ja) * 1989-04-17 1990-11-08 Sanden Corp 自動車用空調装置の制御装置
US5065593A (en) * 1990-09-18 1991-11-19 Electric Power Research Institute, Inc. Method for controlling indoor coil freeze-up of heat pumps and air conditioners
US5304911A (en) * 1992-12-14 1994-04-19 Energy Consortium Inc Power control system for an A.C. induction motor
US5533353A (en) * 1994-12-16 1996-07-09 Chrysler Corporation Method and apparatus for controlling the clutch of an air conditioner system
US6047557A (en) * 1995-06-07 2000-04-11 Copeland Corporation Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
JP3656289B2 (ja) * 1995-08-07 2005-06-08 株式会社デンソー 内燃機関の排気浄化装置
US5715693A (en) * 1996-07-19 1998-02-10 Sunpower, Inc. Refrigeration circuit having series evaporators and modulatable compressor
JPH1037863A (ja) * 1996-07-22 1998-02-13 Toyota Autom Loom Works Ltd 可変容量型圧縮機
US5983658A (en) 1997-05-12 1999-11-16 Ford Motor Company Automotive air conditioning
DE19734419A1 (de) * 1997-08-10 1999-02-11 Behr Gmbh & Co Verfahren und Klimatisierungsvorrichtung zur Regelung des Klimas eines Innenraums insbesondere eines Fahrzeugs
US6206652B1 (en) 1998-08-25 2001-03-27 Copeland Corporation Compressor capacity modulation
US6047556A (en) * 1997-12-08 2000-04-11 Carrier Corporation Pulsed flow for capacity control
JP4118414B2 (ja) 1998-10-29 2008-07-16 サンデン株式会社 可変容量圧縮機の容量制御弁の制御回路
US6092380A (en) * 1998-11-23 2000-07-25 Delphi Technologies, Inc. Method for regulating the cooling performance of an air conditioning system
US6233957B1 (en) * 1999-06-07 2001-05-22 Mitsubishi Heavy Industries, Ltd. Vehicular air conditioner
US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
US6601397B2 (en) 2001-03-16 2003-08-05 Copeland Corporation Digital scroll condensing unit controller
US6668240B2 (en) * 2001-05-03 2003-12-23 Emerson Retail Services Inc. Food quality and safety model for refrigerated food
US6892546B2 (en) 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
US6889173B2 (en) * 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
WO2005022049A2 (en) * 2003-08-25 2005-03-10 Computer Process Controls, Inc. Refrigeration control system
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
WO2006091521A2 (en) * 2005-02-21 2006-08-31 Computer Process Controls, Inc. Enterprise control and monitoring system
US7596959B2 (en) 2005-10-21 2009-10-06 Emerson Retail Services, Inc. Monitoring compressor performance in a refrigeration system
US7594407B2 (en) 2005-10-21 2009-09-29 Emerson Climate Technologies, Inc. Monitoring refrigerant in a refrigeration system
US7665315B2 (en) * 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
US20070089435A1 (en) * 2005-10-21 2007-04-26 Abtar Singh Predicting maintenance in a refrigeration system
US20070089436A1 (en) * 2005-10-21 2007-04-26 Abtar Singh Monitoring refrigerant in a refrigeration system
US7752853B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US7752854B2 (en) * 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US20070093732A1 (en) * 2005-10-26 2007-04-26 David Venturi Vibroacoustic sound therapeutic system and method
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US8157538B2 (en) * 2007-07-23 2012-04-17 Emerson Climate Technologies, Inc. Capacity modulation system for compressor and method
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
WO2010088271A2 (en) 2009-01-27 2010-08-05 Emerson Climate Technologies, Inc. Unloader system and method for a compressor
US8209073B2 (en) * 2009-05-06 2012-06-26 Ford Global Technologies, Llc Climate control system and method for optimizing energy consumption of a vehicle
CA2761956C (en) 2009-05-29 2015-07-21 Emerson Retail Services, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
US20110112814A1 (en) * 2009-11-11 2011-05-12 Emerson Retail Services, Inc. Refrigerant leak detection system and method
US9453669B2 (en) * 2009-12-08 2016-09-27 Thermo King Corporation Method of controlling inlet pressure of a refrigerant compressor
CN103597292B (zh) 2011-02-28 2016-05-18 艾默生电气公司 用于建筑物的供暖、通风和空调hvac系统的监视系统和监视方法
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
WO2014055524A1 (en) 2012-10-01 2014-04-10 Thermo King Corporation Methods and systems to detect an operation condition of a compressor
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
EP2971989A4 (en) 2013-03-15 2016-11-30 Emerson Electric Co REMOTE MONITORING AND DIAGNOSIS FOR A HVAC SYSTEM
CN106030221B (zh) 2013-04-05 2018-12-07 艾默生环境优化技术有限公司 具有制冷剂充注诊断功能的热泵系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186249A (en) * 1975-01-25 1976-07-28 Diesel Kiki Co Reito reibosochinoondoseigyohoshiki

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1543666A (fr) * 1966-10-26 1900-01-01 Procédé pour la régulation de température d'appareils frigorifiques ou analogues
US3698204A (en) * 1971-06-16 1972-10-17 Gen Motors Corp Electronic controller for automotive air conditioning system
US3803863A (en) * 1972-06-20 1974-04-16 Borg Warner Control system for refrigeration compressor
US3861829A (en) * 1973-04-04 1975-01-21 Borg Warner Variable capacity wobble plate compressor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5186249A (en) * 1975-01-25 1976-07-28 Diesel Kiki Co Reito reibosochinoondoseigyohoshiki

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0122923B2 (ja) * 1979-03-08 1989-04-28 Whirlpool Co
JPS55124816A (en) * 1979-03-08 1980-09-26 Whirlpool Co Adaptable temperature controller
JPS57165684A (en) * 1981-04-03 1982-10-12 Nippon Denso Co Ltd Freezing cycle controller
JPH0358924B2 (ja) * 1981-04-03 1991-09-09 Nippon Denso Co
JPS57201714A (en) * 1981-06-01 1982-12-10 Nippon Denso Co Ltd Adjusting method of cooling capability in air conditioning device for automobile
JPS5897522A (ja) * 1981-12-01 1983-06-10 Nippon Denso Co Ltd 自動車用冷凍サイクル制御装置
JPH0332487B2 (ja) * 1981-12-01 1991-05-13 Nippon Denso Co
JPH0332488B2 (ja) * 1981-12-07 1991-05-13 Nippon Denso Co
JPS5896952A (ja) * 1981-12-07 1983-06-09 株式会社デンソー 自動車用空調装置
JPS58124139A (ja) * 1982-01-20 1983-07-23 Nippon Denso Co Ltd 空調制御装置
JPH0338135B2 (ja) * 1982-01-20 1991-06-07 Nippon Denso Co
JPS5918017A (ja) * 1982-07-21 1984-01-30 Nippon Denso Co Ltd 自動車用冷凍サイクルの制御方法
JPS5923071U (ja) * 1982-08-02 1984-02-13 株式会社東芝 空気調和機
JPS61132786A (ja) * 1984-11-29 1986-06-20 Toshiba Corp 圧縮機の制御装置
US4723416A (en) * 1986-05-22 1988-02-09 Diesel Kiki Co., Ltd. Control system for variable capacity type compressor for air conditioning system of vehicle
JPH0565848U (ja) * 1992-02-14 1993-08-31 文子 大石 エビタイ袋

Also Published As

Publication number Publication date
DE2808356C2 (ja) 1987-03-19
US4132086A (en) 1979-01-02
CA1099369A (en) 1981-04-14
IT7820533A0 (it) 1978-02-22
GB1587111A (en) 1981-04-01
FR2382657B1 (ja) 1981-11-27
JPS624250B2 (ja) 1987-01-29
MX144262A (es) 1981-09-18
DE2808356A1 (de) 1978-09-07
AU514830B2 (en) 1981-02-26
FR2382657A1 (fr) 1978-09-29
IT1092789B (it) 1985-07-12
AU3348078A (en) 1979-08-30
BR7801199A (pt) 1978-09-26

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