BR8205332A - Processo para melhorar as condicoes de funcionamento de um motor de combustao interna e motor de combustao interna de quatro tempos - Google Patents

Processo para melhorar as condicoes de funcionamento de um motor de combustao interna e motor de combustao interna de quatro tempos

Info

Publication number
BR8205332A
BR8205332A BR8205332A BR8205332A BR8205332A BR 8205332 A BR8205332 A BR 8205332A BR 8205332 A BR8205332 A BR 8205332A BR 8205332 A BR8205332 A BR 8205332A BR 8205332 A BR8205332 A BR 8205332A
Authority
BR
Brazil
Prior art keywords
combustion engine
internal combustion
improve
operating conditions
engine
Prior art date
Application number
BR8205332A
Other languages
English (en)
Inventor
Remi Curtil
Original Assignee
Semt
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 Semt filed Critical Semt
Publication of BR8205332A publication Critical patent/BR8205332A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0273—Multiple actuations of a valve within an engine cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/08—Modifying distribution valve timing for charging purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/08—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for decompression, e.g. during starting; for changing compression ratio
    • F01L13/085—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for decompression, e.g. during starting; for changing compression ratio the valve-gear having an auxiliary cam protruding from the main cam profile
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
    • F02B37/10—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump at least one pump being alternatively or simultaneously driven by exhaust and other drive, e.g. by pressurised fluid from a reservoir or an engine-driven pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12—Control of the pumps
    • F02B37/16—Control of the pumps by bypassing charging air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0242—Variable control of the exhaust valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D21/00—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas
    • F02D21/06—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air
    • F02D21/08—Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air the other gas being the exhaust gas of engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/32—Miller cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F02B29/0406—Layout of the intake air cooling or coolant circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/01—Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Supercharger (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Valve Device For Special Equipments (AREA)
BR8205332A 1981-09-10 1982-09-10 Processo para melhorar as condicoes de funcionamento de um motor de combustao interna e motor de combustao interna de quatro tempos BR8205332A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8117177A FR2512496A1 (fr) 1981-09-10 1981-09-10 Procede d'amenagement des conditions de fonctionnement d'un moteur a combustion interne et moteur ainsi amenage

Publications (1)

Publication Number Publication Date
BR8205332A true BR8205332A (pt) 1983-08-23

Family

ID=9262046

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8205332A BR8205332A (pt) 1981-09-10 1982-09-10 Processo para melhorar as condicoes de funcionamento de um motor de combustao interna e motor de combustao interna de quatro tempos

Country Status (16)

Country Link
US (1) US4561253A (pt)
EP (1) EP0075502B1 (pt)
JP (1) JPS5870023A (pt)
KR (1) KR890002317B1 (pt)
BR (1) BR8205332A (pt)
CS (1) CS244119B2 (pt)
DE (1) DE3272146D1 (pt)
DK (1) DK155844C (pt)
ES (1) ES8306221A1 (pt)
FI (1) FI70451C (pt)
FR (1) FR2512496A1 (pt)
IN (1) IN158573B (pt)
NO (1) NO156703C (pt)
PL (1) PL140234B1 (pt)
SU (1) SU1259964A3 (pt)
YU (1) YU45544B (pt)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3419963A1 (de) * 1984-05-29 1985-12-05 Peter 7442 Neuffen Schüle Viertakt-verbrennungsmotor mit einer einrichtung zum zurueckfuehren von gasen aus einer abgasleitung in den verbrennungsraum
DE3437330A1 (de) * 1984-10-11 1986-04-24 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Luftverdichtende, selbstzuendende oder fremdgezuendete viertakt-brennkraftmaschine mit direkter kraftstoff-einspritzung, turboaufladung und lastabhaengiger innerer abgasrueckfuehrung
SE451337B (sv) * 1985-07-18 1987-09-28 Volvo Ab Forfarande for styrning av arbetsforloppet i en fyrtakts forbrenningskolvmotor
JPS62124266U (pt) * 1986-01-30 1987-08-07
KR910002898B1 (ko) * 1986-11-27 1991-05-09 마쯔다 가부시기가이샤 과급기부착엔진
DE4203365C1 (pt) * 1992-02-06 1993-02-11 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
US5251590A (en) * 1992-06-01 1993-10-12 Caterpillar Inc. Method and apparatus for starting an engine utilizing unit valve actuation
US5724813A (en) * 1996-01-26 1998-03-10 Caterpillar Inc. Compressor by-pass and valving for a turbocharger
US8215292B2 (en) 1996-07-17 2012-07-10 Bryant Clyde C Internal combustion engine and working cycle
US6951211B2 (en) * 1996-07-17 2005-10-04 Bryant Clyde C Cold air super-charged internal combustion engine, working cycle and method
FR2768178B1 (fr) * 1997-09-11 1999-11-19 Daniel Drecq Moteur a combustion interne comportant des moyens de recirculation des gaz d'echappement et de suralimentation
US5924305A (en) * 1998-01-14 1999-07-20 Hill; Craig Thermodynamic system and process for producing heat, refrigeration, or work
JP2001082160A (ja) * 1999-09-09 2001-03-27 Yamaha Motor Co Ltd スーパーチャージャを備えたエンジン
DE19947498A1 (de) * 1999-10-01 2001-04-05 Mann & Hummel Filter Luftsystem
SE523401C2 (sv) * 2000-04-27 2004-04-13 Volvo Personvagnar Ab Metod för att minska ämnen i avgaser från en förbränningsmotor
JP2003083099A (ja) * 2001-09-06 2003-03-19 Yanmar Co Ltd 内燃機関の制御方法
US6736095B2 (en) * 2001-12-04 2004-05-18 Delphi Technologies, Inc. Extended duration cam lobe for variable valve actuation mechanism
US7347171B2 (en) * 2002-02-04 2008-03-25 Caterpillar Inc. Engine valve actuator providing Miller cycle benefits
US6732685B2 (en) * 2002-02-04 2004-05-11 Caterpillar Inc Engine valve actuator
US6688280B2 (en) 2002-05-14 2004-02-10 Caterpillar Inc Air and fuel supply system for combustion engine
US7004122B2 (en) 2002-05-14 2006-02-28 Caterpillar Inc Engine valve actuation system
US6928969B2 (en) * 2002-05-14 2005-08-16 Caterpillar Inc System and method for controlling engine operation
US20030213444A1 (en) * 2002-05-14 2003-11-20 Cornell Sean O. Engine valve actuation system
US6941909B2 (en) 2003-06-10 2005-09-13 Caterpillar Inc System and method for actuating an engine valve
US7069887B2 (en) * 2002-05-14 2006-07-04 Caterpillar Inc. Engine valve actuation system
US7191743B2 (en) 2002-05-14 2007-03-20 Caterpillar Inc Air and fuel supply system for a combustion engine
US7100552B2 (en) * 2002-05-14 2006-09-05 Caterpillar Inc. Control system and method for variable valve actuation system
US6807929B2 (en) * 2002-05-14 2004-10-26 Caterpillar Inc Engine valve actuation system and method
US6957634B2 (en) * 2002-10-04 2005-10-25 Caterpillar Inc. Engine valve actuator
US7178491B2 (en) 2003-06-05 2007-02-20 Caterpillar Inc Control system and method for engine valve actuator
FR2856429B1 (fr) * 2003-06-18 2006-06-09 Inst Francais Du Petrole Procede de combustion d'un moteur quatre temps suralimente et moteur utilisant un tel procede
US6912458B2 (en) * 2003-06-25 2005-06-28 Caterpillar Inc Variable valve actuation control for operation at altitude
US6976459B2 (en) * 2003-07-15 2005-12-20 Caterpillar Inc Control system and method for a valve actuator
US7318398B2 (en) 2003-08-15 2008-01-15 Caterpillar Inc. Engine valve actuation system
US6935287B2 (en) 2003-09-30 2005-08-30 Caterpillar Inc System and method for actuating an engine valve
US20050087159A1 (en) * 2003-10-28 2005-04-28 Caterpillar, Inc. Engine valve actuation system
US6945048B2 (en) * 2003-10-30 2005-09-20 Deere & Company Exhaust pressure restriction device with bypass passageway
US7007650B2 (en) * 2003-10-31 2006-03-07 Caterpillar Inc Engine valve actuation system
US6948482B2 (en) * 2003-12-09 2005-09-27 Caterpillar Inc. Engine cylinder temperature control
FR2864153B1 (fr) * 2003-12-18 2006-02-17 Inst Francais Du Petrole Procede de commande d'un moteur a combustion interne suralimente a au moins deux cylindres et moteur utilisant un tel procede
US6988471B2 (en) 2003-12-23 2006-01-24 Caterpillar Inc Engine valve actuation system
JP3992016B2 (ja) * 2004-05-17 2007-10-17 トヨタ自動車株式会社 予混合圧縮自着火式内燃機関の制御装置
US20060082682A1 (en) * 2004-10-15 2006-04-20 Hoodman Corporation Camera LCD screen viewing device
GB2438360B (en) * 2005-03-09 2009-03-04 Komatsu Mfg Co Ltd Supercharged engine with egr device
GB2425332A (en) * 2005-04-23 2006-10-25 Siemens Ind Turbomachinery Ltd Providing swirl to the compressor of a turbocharger
FR2885173B1 (fr) * 2005-04-29 2007-08-03 Peugeot Citroen Automobiles Sa Moteur a combustion interne suralimente et procede de commande d'un tel moteur
US7882811B2 (en) * 2006-10-12 2011-02-08 Anthony Nicholas Zurn Methods for controlling valves of an internal combustion engine, devices for controlling the valves, and engines employing the methods
US20090173062A1 (en) * 2008-01-04 2009-07-09 Caterpillar Inc. Engine system having valve actuated filter regeneration
FI121089B (fi) * 2008-05-19 2010-06-30 Waertsilae Finland Oy Puristussytytteinen polttomoottori ja menetelmä polttomoottorin käyttämiseksi
JP5107296B2 (ja) * 2009-04-08 2012-12-26 三菱重工業株式会社 排気バルブ昇降用カム、過給機付き４サイクルエンジン
FR2944559B1 (fr) 2009-04-15 2015-10-02 Renault Sas Controle de l'air frais et des gaz brules introduits dans un cylindre d'un moteur a combustion interne.
US8100117B2 (en) * 2010-08-16 2012-01-24 Ford Global Technologies, Llc Method and system for controlling engine exhaust
US20120048218A1 (en) * 2010-08-31 2012-03-01 General Electric Company System and method for operating an internal combustion engine
DE102011018249A1 (de) * 2011-04-19 2014-01-02 Pierburg Gmbh Abgasrückhalteanordnung für eine Verbrennungskraftmaschine sowie Verfahren zur Regelung einer Verbrennungskraftmaschine mit einer derartigen Abgasrückhalteanordnung
DE102013009896A1 (de) * 2013-06-13 2014-12-18 Volkswagen Aktiengesellschaft Brennkraftmaschine und Verfahren zum Betreiben einer solchen Brennkraftmaschine
FR3035444B1 (fr) * 2015-04-22 2018-10-12 IFP Energies Nouvelles Methode de controle de la quantite d'air introduit a l'admission d'un moteur a combustion interne suralimente
FR3054602A1 (fr) * 2016-07-29 2018-02-02 IFP Energies Nouvelles Dispositif et methode de controle de l'introduction conjointe d'air et de gaz d'echappement a l'admission d'un moteur a combustion interne suralimente.
GB2557898B (en) * 2016-10-17 2019-08-28 Perkins Engines Co Ltd Engine assembly for a combustion engine
FR3063111B1 (fr) * 2017-02-23 2021-07-30 Ifp Energies Now Dispositif de controle de l'introduction de la quantite de fluide a l'admission d'un moteur a combustion interne suralimente equipe d'un circuit de recirculation de gaz d'echappement et methode utilisant un tel dispositif
CN115234334A (zh) * 2022-08-16 2022-10-25 重庆潍柴发动机有限公司 排气二次开启的排气凸轮

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA569632A (en) * 1959-01-27 The English Electric Company Limited Pressure-charged internal combustion engines
US1952881A (en) * 1932-07-30 1934-03-27 Clarke C Minter Internal combustion engine
GB534161A (en) * 1939-01-03 1941-02-28 Milo Ab Improvements in or relating to internal combustion engines of the four-stroke cycle type
US2644436A (en) * 1950-10-21 1953-07-07 American Locomotive Co Valve actuating mechanism
FR1041230A (fr) * 1951-08-21 1953-10-21 Perfectionnements apportés aux moteurs alternatifs à combustion interne suralimentés par des turbo-compresseurs à gaz d'échappement
DE1526312A1 (de) * 1963-07-23 1969-02-13 Maschf Augsburg Nuernberg Ag Mehrzylindrige,luftverdichtende Hubkolbenmaschine,insbesondere Viertakt-Brennkraftmaschine
US3309865A (en) * 1965-04-01 1967-03-21 Worthington Corp Internal combustion engine
DE1451910A1 (de) * 1965-05-13 1969-07-10 Maschf Augsburg Nuernberg Ag Verfahren zum Betrieb einer Brennkraftmaschine mit Abgasturboaufladung und Einrichtung zur Durchfuehrung dieses Verfahrens
DE1476361C3 (de) * 1965-09-24 1973-09-27 Ludwig 8543 Hilpoltstein Elsbett Viertakt Hubkolbenbrennkraft maschine, insbesondere Dieselbrenn kraftmaschine mit Abgasturbolader
FR2271393A1 (pt) * 1974-02-01 1975-12-12 Alsacienne Constr Meca
DE2638651A1 (de) * 1976-08-27 1978-03-02 Franc Lopic Explosionsmotor mit einer drehbaren nockenwelle
FR2418332A1 (fr) * 1978-02-24 1979-09-21 Semt Procede d'amelioration du refroidissement externe d'une soupape d'echappement d'un moteur a combustion interne, notamment d'un moteur diesel suralimente, et dispositif pour la mise en oeuvre dudit procede
FR2448032A1 (fr) * 1979-02-05 1980-08-29 Semt Procede pour ameliorer le rendement d'un moteur a combustion interne notamment suralimente
FR2478736A1 (fr) * 1980-03-21 1981-09-25 Semt Procede et systeme de generation de puissance par moteur a combustion interne suralimente
JPS6329093A (ja) * 1986-07-21 1988-02-06 Matsushita Refrig Co 回転形圧縮機

Also Published As

Publication number Publication date
YU45544B (en) 1992-05-28
JPS5870023A (ja) 1983-04-26
NO156703B (no) 1987-07-27
FR2512496B1 (pt) 1983-12-16
NO823058L (no) 1983-03-11
IN158573B (pt) 1986-12-13
CS646482A2 (en) 1985-08-15
ES515644A0 (es) 1983-05-01
EP0075502A1 (fr) 1983-03-30
YU204082A (en) 1990-04-30
ES8306221A1 (es) 1983-05-01
CS244119B2 (en) 1986-07-17
SU1259964A3 (ru) 1986-09-23
FI823103L (fi) 1983-03-11
KR840001676A (ko) 1984-05-16
DK155844B (da) 1989-05-22
DK403982A (da) 1983-03-11
FI70451B (fi) 1986-03-27
FR2512496A1 (fr) 1983-03-11
FI823103A0 (fi) 1982-09-08
EP0075502B1 (fr) 1986-07-23
US4561253A (en) 1985-12-31
KR890002317B1 (ko) 1989-06-30
NO156703C (no) 1987-11-04
DE3272146D1 (en) 1986-08-28
FI70451C (fi) 1986-09-19
DK155844C (da) 1989-11-13
PL238197A1 (en) 1983-04-11
PL140234B1 (en) 1987-04-30

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