IL107864A - Monitoring system for all bearings - Google Patents

Monitoring system for all bearings

Info

Publication number
IL107864A
IL107864A IL10786493A IL10786493A IL107864A IL 107864 A IL107864 A IL 107864A IL 10786493 A IL10786493 A IL 10786493A IL 10786493 A IL10786493 A IL 10786493A IL 107864 A IL107864 A IL 107864A
Authority
IL
Israel
Prior art keywords
vibration
bearing assembly
temperature
signals
signal
Prior art date
Application number
IL10786493A
Other languages
English (en)
Hebrew (he)
Other versions
IL107864A0 (en
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of IL107864A0 publication Critical patent/IL107864A0/xx
Publication of IL107864A publication Critical patent/IL107864A/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/04Bearings
    • G01M13/045Acoustic or vibration analysis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/525Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to temperature and heat, e.g. insulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/527Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to vibration and noise
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00Articles relating to transporting
    • F16C2326/43Aeroplanes; Helicopters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
IL10786493A 1992-12-09 1993-12-03 Monitoring system for all bearings IL107864A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/987,871 US5381692A (en) 1992-12-09 1992-12-09 Bearing assembly monitoring system

Publications (2)

Publication Number Publication Date
IL107864A0 IL107864A0 (en) 1994-07-31
IL107864A true IL107864A (en) 1996-10-16

Family

ID=25533648

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10786493A IL107864A (en) 1992-12-09 1993-12-03 Monitoring system for all bearings

Country Status (5)

Country Link
US (1) US5381692A (de)
EP (1) EP0673476B1 (de)
DE (1) DE69329623T2 (de)
IL (1) IL107864A (de)
WO (1) WO1994013968A2 (de)

Families Citing this family (117)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2295207B (en) * 1994-11-08 1998-04-08 Torrington Co Bearing with a sensor arrangement for obtaining an indication of various parameters within the housing of the bearing
DE19511430A1 (de) * 1995-03-29 1996-10-02 Leybold Ag Umwälzgebläse, Vakuumpumpe oder dergleichen
JPH08301523A (ja) * 1995-04-28 1996-11-19 Toray Ind Inc 糸条の巻取方法およびその巻取装置
US5642105A (en) * 1995-08-22 1997-06-24 The Torrington Company Bearing with an arrangement for obtaining an indication of the temperature within the bearing
US5602539A (en) * 1995-08-22 1997-02-11 The Torrington Company Bearing with an electric-acoustic transducer for transmitting information regarding various parameters within the bearing
US5691707A (en) * 1995-12-15 1997-11-25 Security Operating Systems, Inc. Sensory fitting for monitoring bearing performance
US5633628A (en) * 1996-01-03 1997-05-27 General Railway Signal Corporation Wheelset monitoring system
DE69736960D1 (de) * 1996-09-13 2006-12-28 Timken Co Lager mit einem Sensormodul
GB2355795B (en) * 1998-05-04 2002-10-30 Csi Technology Inc Route based ultrasonic monitoring system
GB2337118A (en) * 1998-05-06 1999-11-10 Csi Technology Inc Interchangeable sensor monitoring device
US6206573B1 (en) * 1998-05-21 2001-03-27 Lsi Logic Corporation High reliability bearing structure
US6234021B1 (en) * 1999-02-02 2001-05-22 Csi Technology, Inc. Enhanced detection of vibration
IT1309554B1 (it) 1999-03-04 2002-01-23 Skf Ind Spa Gruppo cuscinetto per un assile ferroviario.
RU2153660C1 (ru) * 1999-06-23 2000-07-27 Государственное унитарное предприятие Центр внедрения новой техники и технологий "Транспорт" Способ и устройство вибродиагностики роторных механизмов
US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
CA2391088A1 (en) 1999-12-22 2001-06-28 Wabash Technology Corporation Alarm or lamp for vehicle
US6370957B1 (en) 1999-12-31 2002-04-16 Square D Company Vibration analysis for predictive maintenance of rotating machines
US6302654B1 (en) * 2000-02-29 2001-10-16 Copeland Corporation Compressor with control and protection system
US7047753B2 (en) * 2000-03-14 2006-05-23 Hussmann Corporation Refrigeration system and method of operating the same
US6647735B2 (en) * 2000-03-14 2003-11-18 Hussmann Corporation Distributed intelligence control for commercial refrigeration
US6332327B1 (en) 2000-03-14 2001-12-25 Hussmann Corporation Distributed intelligence control for commercial refrigeration
US6973794B2 (en) * 2000-03-14 2005-12-13 Hussmann Corporation Refrigeration system and method of operating the same
US7000422B2 (en) 2000-03-14 2006-02-21 Hussmann Corporation Refrigeration system and method of configuring the same
US6999996B2 (en) * 2000-03-14 2006-02-14 Hussmann Corporation Communication network and method of communicating data on the same
US6236328B1 (en) 2000-04-26 2001-05-22 Scientific Operating Systems, Inc. Sensory fitting and integrated electronics for monitoring bearing performance
WO2001096813A2 (en) * 2000-06-16 2001-12-20 Gsi Lumonics Corporation System of monitoring bearing performance
EP1211500B1 (de) * 2000-12-01 2009-09-02 Nsk Ltd Wälzlagervorrichtung mit Sensor
US6802221B2 (en) 2001-03-29 2004-10-12 General Electric Company System and method for conditioned-based monitoring of a bearing assembly
SE0101315L (sv) * 2001-04-12 2002-09-10 Skf Ab Lagerhus med en mätanordning
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
US6714135B2 (en) * 2001-11-08 2004-03-30 Bell Helicopter Textron, Inc. Collective head bearing monitor
US7925392B2 (en) 2002-04-23 2011-04-12 Lord Corporation Aircraft vehicular propulsion system monitoring device and method
US7097351B2 (en) * 2002-09-30 2006-08-29 Flowserve Management Company System of monitoring operating conditions of rotating equipment
US6889173B2 (en) 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
US8463441B2 (en) 2002-12-09 2013-06-11 Hudson Technologies, Inc. Method and apparatus for optimizing refrigeration systems
US6813581B1 (en) 2003-03-26 2004-11-02 Union Pacific Railroad Company Statistical and trend analysis of railroad bearing temperatures
US20040197040A1 (en) * 2003-04-03 2004-10-07 Steven Walker Method and device for sensing health and condition of a bearing through the lubrication port of a machine
US6889553B2 (en) * 2003-07-16 2005-05-10 Pcb Piezotronics Inc. Method and apparatus for vibration sensing and analysis
WO2005022049A2 (en) * 2003-08-25 2005-03-10 Computer Process Controls, Inc. Refrigeration control system
WO2005083626A2 (en) * 2003-10-14 2005-09-09 Lord Corporation Magnetostrictive sensor for measuring distances
US20070150305A1 (en) * 2004-02-18 2007-06-28 Klaus Abraham-Fuchs Method for selecting a potential participant for a medical study on the basis of a selection criterion
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US20080195265A1 (en) * 2004-05-03 2008-08-14 Sti Rail Pty Ltd Train Integrity Network System
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
DE102005004862A1 (de) * 2005-02-02 2006-08-10 Siemens Ag Verfahren zur Überwachung der Temperatur zumindest eines Lagers einer elektrischen Maschine, eine hiermit korrespondierende Überwachungseinrichtung sowie elektrische Maschine mit einer derartigen Überwachungseinrichtung
ATE553422T1 (de) * 2005-02-21 2012-04-15 Computer Process Controls Inc Kontroll- und beobachtungssystem für unternehmen
US20070089436A1 (en) * 2005-10-21 2007-04-26 Abtar Singh Monitoring refrigerant 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
US7596959B2 (en) 2005-10-21 2009-10-06 Emerson Retail Services, Inc. Monitoring compressor performance in a refrigeration system
US7752854B2 (en) * 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US7752853B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US20070093732A1 (en) * 2005-10-26 2007-04-26 David Venturi Vibroacoustic sound therapeutic system and method
PL1963161T3 (pl) * 2005-12-23 2012-07-31 Amsted Rail Co Inc System monitorowania pociągów kolejowych
CN100447550C (zh) * 2006-03-17 2008-12-31 燕山大学 直升机旋翼自动倾斜器关节轴承外摆式疲劳试验机
US7698962B2 (en) * 2006-04-28 2010-04-20 Amsted Rail Company, Inc. Flexible sensor interface for a railcar truck
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
DE102006054467A1 (de) * 2006-07-28 2008-01-31 Zf Friedrichshafen Ag Verfahren und Vorrichtung zur Zustandsüberwachung des Wälzlagers einer Taumelscheibe eines Drehflüglers
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US8393169B2 (en) 2007-09-19 2013-03-12 Emerson Climate Technologies, Inc. Refrigeration monitoring system and method
US7689385B2 (en) * 2007-10-29 2010-03-30 Pratt & Whitney Rocketdyne, Inc. Method of animating structural vibration under operational conditions
US9140728B2 (en) * 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
US8160827B2 (en) 2007-11-02 2012-04-17 Emerson Climate Technologies, Inc. Compressor sensor module
US8527240B2 (en) * 2008-03-26 2013-09-03 United Technologies Corporation Wireless sensor assembly for an aircraft component
US20090243854A1 (en) * 2008-03-26 2009-10-01 Paul Raymond Scheid Wireless aircraft maintenance log
US20110140866A1 (en) * 2008-03-26 2011-06-16 Paul Raymond Scheid Wireless aircraft maintenance log
US20090132697A1 (en) * 2008-04-04 2009-05-21 Paul Raymond Scheid Integration of passenger and flight operation communications
MX2009013037A (es) * 2008-04-21 2010-02-24 Lubrication Syst Co Texas Inc Ensamble de cojinete y sello de auto-alineacion.
US20100001874A1 (en) * 2008-07-01 2010-01-07 Pratt & Whitney Rocketdyne, Inc. Remote transmission system and method for detecting onset of structural failure
US7930111B2 (en) * 2008-09-22 2011-04-19 General Electric Company Synthesized synchronous sampling and acceleration enveloping for differential bearing damage signature
DE102008058029B3 (de) * 2008-11-18 2010-01-07 Deutsches Zentrum für Luft- und Raumfahrt e.V. Hubschrauber
CA2687785C (en) * 2008-12-04 2015-09-15 University Of Ottawa Parameter independent detection of rotating machinery faults
EP2226766A3 (de) * 2009-03-02 2014-06-11 Sikorsky Aircraft Corporation Rotorsystem-Gesundheitsüberwachung mit Schaftbelastungsmessungen und virtuelle Überwachung von Lasten
WO2010138831A2 (en) 2009-05-29 2010-12-02 Emerson Retail Services, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
US9187103B2 (en) * 2009-09-09 2015-11-17 Knorr-Bremse Systeme Fur Schienenfahrzeuge Gmbh Method and device for estimating the temperature of an axle bearing of a wheelset of a rail vehicle
WO2012009718A1 (en) * 2010-07-16 2012-01-19 Cummins Inc. Fault detection and response techniques
CA2828740C (en) 2011-02-28 2016-07-05 Emerson Electric Co. Residential solutions hvac monitoring and diagnosis
US8752784B2 (en) 2011-04-07 2014-06-17 Lord Corporation Aircraft rotary wing motion control and instrumented motion control fluid device
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
US8909453B2 (en) * 2012-01-12 2014-12-09 Bell-Helicopter Textron Inc. System and method of measuring and monitoring torque in a rotorcraft drive system
US8925872B2 (en) 2012-05-31 2015-01-06 Electro-Motive Diesel, Inc. Consist communication system having bearing temperature input
US9480177B2 (en) 2012-07-27 2016-10-25 Emerson Climate Technologies, Inc. Compressor protection module
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
US9014918B2 (en) 2012-10-12 2015-04-21 Cummins Inc. Health monitoring systems and techniques for vehicle systems
CN102980761A (zh) * 2012-12-12 2013-03-20 兖州煤业股份有限公司 副井提升机天轮运行状态在线监测装置
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
CA2904734C (en) 2013-03-15 2018-01-02 Emerson Electric Co. Hvac system remote monitoring and diagnosis
AU2014248049B2 (en) 2013-04-05 2018-06-07 Emerson Climate Technologies, Inc. Heat-pump system with refrigerant charge diagnostics
CN103674538A (zh) * 2013-12-18 2014-03-26 北京航天测控技术有限公司 一种直升机自动倾斜器多故障模式识别方法及装置
US20150204757A1 (en) * 2014-01-17 2015-07-23 United States Of America As Represented By The Secretary Of The Navy Method for Implementing Rolling Element Bearing Damage Diagnosis
NO3070262T3 (de) 2014-04-02 2018-06-02
US9580187B2 (en) 2014-04-22 2017-02-28 Sikorsky Aircraft Corporation Rotor index sensor system
US10190942B2 (en) * 2014-06-02 2019-01-29 Sikorsky Aircraft Corporation Diagnosis of drive shaft disc couplings
US12264986B1 (en) 2014-11-19 2025-04-01 Carlos A. Rosero Integrated, continuous diagnosis, and fault detection of hydrodynamic bearings by capacitance sensing
US11639881B1 (en) 2014-11-19 2023-05-02 Carlos A. Rosero Integrated, continuous diagnosis, and fault detection of hydrodynamic bearings by capacitance sensing
US10262516B2 (en) 2016-06-01 2019-04-16 Green Power Monitoring Systems, Inc. Integrated hanger bearing monitor
US10450060B2 (en) * 2016-08-05 2019-10-22 Bell Helicopter Textron Inc. Elastomeric bearing with tab for thermocouple and system for use
CN106197983B (zh) * 2016-08-19 2019-05-14 高精科技(苏州)有限公司 转轴零件老化测试仪
US10222297B2 (en) * 2016-10-05 2019-03-05 Bell Helicopter Textron Inc. Non-contact infrared temperature sensor for health monitoring of rotorcraft bearings
US11016003B2 (en) 2016-11-17 2021-05-25 Ez Pulley Llc Systems and methods for detection and analysis of faulty components in a rotating pulley system
CN106596013B (zh) * 2016-11-29 2019-05-07 中国直升机设计研究所 一种直升机振动主动控制系统时滞的测量方法
US10703503B2 (en) 2017-05-03 2020-07-07 General Electric Company Method of displaying data in an aircraft
US11180170B2 (en) 2018-01-24 2021-11-23 Amsted Rail Company, Inc. Discharge gate sensing method, system and assembly
US12371077B2 (en) 2018-01-24 2025-07-29 Amsted Rail Company, Inc. Sensing method, system and assembly for railway assets
EP4137374B1 (de) 2018-07-12 2024-10-09 Amsted Rail Company, Inc. Bremsüberwachungssysteme für schienenfahrzeuge
WO2021152482A1 (en) 2020-01-27 2021-08-05 Mts Sensor Technologie Gmbh & Co. Kg Magnetostrictive position measurement using frequency domain analysis
US11378491B2 (en) 2020-04-03 2022-07-05 Itt Manufacturing Enterprises Llc Bearing frame monitoring system
GB2602038A (en) * 2020-12-16 2022-06-22 Edwards Ltd Bearing wear monitoring
DE102020216210B4 (de) * 2020-12-17 2022-11-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein System und Verfahren zur thermischen Überwachung großer Wälzlager
GB202104306D0 (en) * 2021-03-26 2021-05-12 Rolls Royce Plc Computer-implemented methods for indicating damage to an aircraft
US12060148B2 (en) 2022-08-16 2024-08-13 Honeywell International Inc. Ground resonance detection and warning system and method
CN116561629B (zh) * 2023-05-12 2023-11-24 新风光电力科技(北京)有限公司 一种实时预警型新能源工控系统平台
CN119223612B (zh) * 2024-09-25 2026-01-30 南高齿(淮安)高速齿轮制造有限公司 一种动力系统监测装置及方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699806A (en) * 1967-07-14 1972-10-24 Bjorn Weichbrodt Early detection of damage to machine elements in rolling engagement
US3582928A (en) * 1969-07-16 1971-06-01 Robert M Gaertner Impending failure indication device for bearings
US3745815A (en) * 1970-10-17 1973-07-17 Riv Officine Di Villar Perosa Device for evaluating the vibrations of a revolving member
US3758758A (en) * 1972-03-10 1973-09-11 United Aircraft Corp Weighting rotational statistical vibration analysis employing sidebands and/or
GB1514792A (en) * 1974-07-12 1978-06-21 Nippon Seiko Kk Device for detecting damage to rotators
JPS5631327A (en) * 1979-08-24 1981-03-30 Hitachi Ltd Method of diagnosing vibration of rotary machine
JPS5754834A (en) * 1980-09-19 1982-04-01 Hitachi Ltd Abnormal diagnosis of journal bearing
DE3234443A1 (de) * 1982-01-18 1983-07-21 VEB Werkzeugmaschinenkombinat "Fritz Heckert" Karl-Marx-Stadt, DDR 9030 Karl-Marx-Stadt Einrichtung zum erfassen thermisch wirksamer zustandsaenderungen in lagern
JPS5981531A (ja) * 1982-10-30 1984-05-11 Takasago Thermal Eng Co Lts ベアリング破壊予知保全方法
JPS61206814A (ja) * 1985-03-12 1986-09-13 Toshiba Corp 軸受自動監視装置
JPS625136A (ja) * 1985-07-01 1987-01-12 Nippon Kokan Kk <Nkk> 軸受の監視装置
US5140858A (en) * 1986-05-30 1992-08-25 Koyo Seiko Co. Ltd. Method for predicting destruction of a bearing utilizing a rolling-fatigue-related frequency range of AE signals
SE457431B (sv) * 1987-01-16 1988-12-27 Frontec Mikrodatorcentrum Ab Foerfarande foer att detektera varmgaang i lager
EP0297729B1 (de) * 1987-06-03 1992-10-21 Koyo Seiko Co., Ltd. Vorrichtung zum Feststellen von Fehlern in Lagern
JPH01221633A (ja) * 1988-03-01 1989-09-05 Agency Of Ind Science & Technol 軸受故障検知用複合センサー
US5149025A (en) * 1988-10-11 1992-09-22 Harmon Industries, Inc. Detection of overheated railroad wheel and axle components
US5058434A (en) * 1990-02-27 1991-10-22 Carl Schenck Ag Process for early detection of damage to machine parts
FR2681942B1 (fr) * 1991-09-27 1993-12-31 Sollac Procede et dispositif de surveillance de l'etat mecanique d'une machine tournante.
GB9122760D0 (en) * 1991-10-26 1991-12-11 Westland Helicopters Condition monitoring systems

Also Published As

Publication number Publication date
IL107864A0 (en) 1994-07-31
DE69329623D1 (de) 2000-12-07
US5381692A (en) 1995-01-17
EP0673476B1 (de) 2000-11-02
EP0673476A1 (de) 1995-09-27
WO1994013968A2 (en) 1994-06-23
WO1994013968A3 (en) 1994-10-27
DE69329623T2 (de) 2001-05-10

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