SI9111169B - Varnostna zapiralna priprava - Google Patents

Varnostna zapiralna priprava Download PDF

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Publication number
SI9111169B
SI9111169B SI9111169A SI9111169A SI9111169B SI 9111169 B SI9111169 B SI 9111169B SI 9111169 A SI9111169 A SI 9111169A SI 9111169 A SI9111169 A SI 9111169A SI 9111169 B SI9111169 B SI 9111169B
Authority
SI
Slovenia
Prior art keywords
valve
spring
plate
valve seat
closing device
Prior art date
Application number
SI9111169A
Other languages
English (en)
Other versions
SI9111169A (en
Inventor
Peter Masloff
Original Assignee
Pipelife Rohrsysteme Gesellschaft M.B.H.
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
Priority claimed from AT262090A external-priority patent/AT398238B/de
Application filed by Pipelife Rohrsysteme Gesellschaft M.B.H. filed Critical Pipelife Rohrsysteme Gesellschaft M.B.H.
Publication of SI9111169A publication Critical patent/SI9111169A/sl
Publication of SI9111169B publication Critical patent/SI9111169B/sl

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K2200/00—Details of valves
    • F16K2200/40—Bleeding means in closed position of the valve, e.g. bleeding passages
    • F16K2200/401—Bleeding means in closed position of the valve, e.g. bleeding passages arranged on the closure member
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7785—Valve closes in response to excessive flow
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7869—Biased open

Landscapes

  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Pipeline Systems (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Push-Button Switches (AREA)
  • Sliding Valves (AREA)
  • Harvester Elements (AREA)
  • Centrifugal Separators (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Pipe Accessories (AREA)
  • Catching Or Destruction (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Control Of Combustion (AREA)
  • Burglar Alarm Systems (AREA)
  • Road Signs Or Road Markings (AREA)
  • Feeding And Controlling Fuel (AREA)

Claims (12)

  1. 5 1. 1 5 1. 1 10 2. 15 3. 20 4. 25 30 5. Patentni zahtevki Varnostna zapiralna priprava za plinske cevovode z ventilom (2), ki je v zlasti cevastem ohišju (1) pritisljiv proti ventilskemu sedežu (9), pri čemer je ventil (2) kot v osni smeri cevastega ohišja (1) premakljiv krožnikast ventil premakljivo uležajen proti sili vzmeti (5), pri čemer prečna presečna ploskev ventilskega krožnika (7) zasnovana manjše od svetlega prečnega preseka ohišja (1) in držana na odmiku od notranje stene cevastega ohišja (1) in je na proč od vzmeti (5) obrnjeni strani ventilskega krožnika (7) predviden plinski dovodni priključek (20), značilna po tem, da prečna presečna ploskev izstopnega prereza v območju, ki je priključeno ventilskemu sedežu (9), zvezno raste. Varnostna zapiralna priprava po zahtevku 1, značilna po tem, da generatrikse (28) stožčasto razširjajočega se območja oklepajo z osjo (27) kot (β) od 3° do 10°, prednostno 5°. Varnostna zapiralna priprava po zahtevku 1, značilna po tem, da je sedežnim ploskvam (6) ventilskega krožnika (7), na proč od plinskega dovoda (20) obrnjeni strani, priključeno zastopničeno območje (43), ki je predvideno na ventilskem sedežu (7) in ki definira konično razširjajoč se prečni presek. Varnostna zapiralna priprava po zahtevku 1, 2 ali 3, značilna po tem, da je ventilski sedež (9) zasnovan kot obročasta plošča (8) s približno stožčastimi sedežnimi ploskvami in da je z obročasto ploščo (8) povezan osrednji drsni ležaj (3) za ventilsko vreteno (11), pri čemer je puščen presek za prehod plina. Varnostna zapiralna priprava po enem od zahtevkov 1 do 4, značilna po tem, da ventilski sedež (9) in/ali z ventilskim sedežem (9) sodelujoča sedežna ploskev (6) ventilskega krožnika (7) obsega ukrivljeno generatrikso. 2
  2. 6. Varnostna zapiralna priprava po enem od zahtevkov 1 do 5, značilna po tem, da je vzmetna sila vzmeti (5) in/ali zapiralna pot ventila (2) nastavljiva.
  3. 7. Varnostna zapiralna priprava po enem od zahtevkov 1 do 6, značilna po 5 tem, da je vzmet (5) za fluidno obremenjevanje ventilskega krožnika (7) zasnovana s progresivno vzmetno karakteristiko.
  4. 8. Varnostna zapiralna priprava po enem od zahtevkov 1 do 7, značilna po tem, da proč od vzmeti (5) obrnjena čelna ploskev ventilskega krožnika (7) 10 obsega vodilne ploskve (23), zlasti konveksno ukrivljene vodilne ploskve (sl. 5).
  5. 9. Varnostna zapiralna priprava po enem od zahtevkov 1 do 8, značilna po tem, da je ventilskemu sedežu sosednje območje (21) ventilskega vretena 15 (11) neposredno priključeno ventilski sedežni ploskvi (6) ventilskega krožnika (7) in se zvezno manjša proti premeru ventilskega vretena.
  6. 10. Varnostna zapiralna priprava po enem od zahtevkov 1 do 9, značilna po tem, da ventilski krožnik (7) obsega izvrtino (25) za uhajanje plina in/ali se 20 da sedežno ploskev (6) netesnilno pritisniti na ventilski sedež (9), pri čemer je količina uhajajočega plina držana pod 30 l/h.
  7. 11. Varnostna zapiralna priprava po enem od zahtevkov 1 do 10, značilna po tem, da ventilsko vreteno (11) obsega v svoji vzdolžni smeri potekajoča 25 rebra oz. žlebove (29, 30).
  8. 12. Varnostna zapiralna priprava po enem od zahtevkov 1 do 11, značilna po tem, da je oz. sta drsna ležaja (3, 4) za ventilsko vreteno (11) zasnovana iz prednostno treh radialnih mostičev (26), ki potekajo v osni smeri 30 ventilskega vretena (11).
  9. 13. Varnostna zapiralna priprava po enem od zahtevkov 1 do 12, značilna po tem, da je kot (a), ki ga z osjo (27) oklepajo generatrikse stožčastih 3 sedežnih ploskev (6) ventilskega sedeža (9), izbran obratno sorazmerno tlaku v plinskem dovodu (20).
  10. 14. Varnostna zapiralna priprava po enem od zahtevkov 1 do 13, značilna po 5 tem, da je na tisti strani ventilskega krožnika (7), ki je obrnjena k priključku (20) za dovod plina, razporejen filter (33) (sl. 11).
  11. 15. Varnostna zapiralna priprava po enem od zahtevkov 1 do 14, značilna po tem, da je vzmet (5) razporejena v poglobitvi (35) ventilskega vretena (11) 10 in da je proč od plinskega dovoda (20) obrnjeni drsni ležaj (4) zasnovan iz na sorniku (36) razporejenega in v votlo ventilsko vreteno (11) prodirajočega vzmetnega krožnika (37) (sl. 13).
  12. 16. Varnostna zapiralna priprava po zahtevku 15, značilna po tem, da v votlo 15 ventilsko vreteno (11) potisnjen vzmetni krožnik (37) in/ali sornik (36) obsega dušilno mesto med vzmet (5) sprejemajočo poglobitvijo (35) ventilskega vretena (11) in cevovodom (1).
SI9111169A 1990-07-06 1991-07-02 Varnostna zapiralna priprava SI9111169B (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT144290 1990-07-06
AT262090A AT398238B (de) 1990-12-21 1990-12-21 Sicherheitsschliessvorrichtung
YU116991A YU48550B (sh) 1990-07-06 1991-07-02 Sigurnosni uređaj za zatvaranje gasnih cevovoda sa ventilom

Publications (2)

Publication Number Publication Date
SI9111169A SI9111169A (en) 1997-08-31
SI9111169B true SI9111169B (sl) 1999-10-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SI9111169A SI9111169B (sl) 1990-07-06 1991-07-02 Varnostna zapiralna priprava

Country Status (18)

Country Link
US (1) US5293898A (sl)
EP (1) EP0491027B1 (sl)
JP (1) JP2648531B2 (sl)
AT (1) ATE145974T1 (sl)
CA (1) CA2065384C (sl)
CZ (1) CZ281205B6 (sl)
DE (1) DE59108400D1 (sl)
DK (1) DK0491027T3 (sl)
ES (1) ES2033612T3 (sl)
HR (1) HRP940720B1 (sl)
HU (1) HU217292B (sl)
PL (1) PL167120B1 (sl)
PT (1) PT98233B (sl)
SI (1) SI9111169B (sl)
SK (1) SK279560B6 (sl)
TR (1) TR26196A (sl)
WO (1) WO1992001184A1 (sl)
YU (1) YU48550B (sl)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO117730B1 (ro) * 1993-01-09 2002-06-28 Mertik Maxitrol Gmbh & Co Kg Dispozitiv de inchidere de siguranta pentru conducte de gaz
KR960700427A (ko) * 1993-01-09 1996-01-20 래리 시이 코스켈라 가스 선용 안전 차단기(safety shut-off gas lines)
FR2703133B1 (fr) * 1993-03-24 1995-06-23 Colovret Suzanne Jeannine Dispositif de coupure d'alimentation en gaz naturel, d'une canalisation en depassement de debit normal d'utilisation.
ES2140513T3 (es) * 1994-06-10 2000-03-01 Suzanne Colovret Dispositivo de corte de alimentacion de gas natural.
FR2726063A1 (fr) * 1994-10-25 1996-04-26 Francel Dispositif de coupure de debit de fluide en cas de sur-debit
US5551476A (en) * 1995-01-05 1996-09-03 Umac Incorporated Balanced-flow gas safety valve
DE29809839U1 (de) * 1998-06-02 1998-11-05 Mertik Maxitrol GmbH & Co KG, 06502 Thale Gasströmungswächter
NL1011596C1 (nl) * 1998-06-30 2000-01-04 Watts Ocean B V Debietbegrenzer.
DE29818904U1 (de) 1998-10-23 1999-01-28 Mertik Maxitrol GmbH & Co KG, 06502 Thale Gasströmungswächter
FR2804488B1 (fr) * 2000-02-01 2002-04-12 T D Williamson France S A Dispositif d'obturation de securite pour conduites
AT411385B (de) * 2000-04-28 2003-12-29 Oberoesterreichische Ferngas A Sicherheitsventil für eine gasversorgungsleitung
AR028418A1 (es) 2000-05-16 2003-05-07 Pipelife Austria Gmbh & Co Kg Dispositivo de cierre de seguridad para tuberias de gas
AT411923B (de) * 2000-08-23 2004-07-26 Weber Gisela Hydraulikventil
DE10043811B4 (de) * 2000-09-06 2004-09-02 Mertik Maxitrol Gmbh & Co. Kg Gasströmungswächter
DE10125276A1 (de) * 2001-05-23 2002-12-19 Steck Ulrike Rückschlagventil
DE10127435B4 (de) * 2001-06-06 2013-03-14 Mertik Maxitrol Gmbh & Co. Kg Gasströmungswächter
DE20119058U1 (de) * 2001-11-23 2003-04-03 Voss Fluid Gmbh & Co Kg Rohrbruchventil
DE10202067B4 (de) * 2002-01-18 2005-07-07 Teco S.R.L., Camignone Di Passirano Gasströmungswächter und Verfahren zu seiner Herstellung
DE50311245D1 (de) † 2002-07-17 2009-04-16 Oebs Gmbh Sicherheitsdokument
FR2843437B1 (fr) 2002-08-09 2004-09-24 Gaz De France Dispositif de securite a declenchement automatique et a clapet double pour controler le debit d'un fluide
CA2506047A1 (en) * 2002-11-22 2004-06-10 Rico-Sicherheitstechnik Ag Blocking element, especially an explosion protection valve
JP4136969B2 (ja) * 2003-03-03 2008-08-20 キヤノン株式会社 流体搬送装置
DE10324041B4 (de) * 2003-05-27 2005-12-01 Mertik Maxitrol Gmbh & Co. Kg Gasströmungswächter
DE10359618B4 (de) * 2003-12-18 2005-11-17 Mertik Maxitrol Gmbh & Co. Kg Gasströmungswächter
DE102004006663B4 (de) * 2004-02-11 2005-12-29 Gisela Weber Rohrbruchventil
DE102004032236B4 (de) * 2004-07-02 2007-08-30 FITR-Gesellschaft für Innovation im Tief- und Rohrleitungsbau Weimar mbH Sicherheitsabsperrvorrichtung, nämlich Strömungswächter
FR2881500A1 (fr) * 2005-02-01 2006-08-04 Clesse Ind Soc Par Actions Sim Robinet a obturation automatique integree
US9254502B2 (en) * 2005-07-29 2016-02-09 Carl L. C. Kah, Jr. Broken sprinkler flow restriction or flow shut off suppressor for sprinkler
ITMI20060591A1 (it) * 2006-03-29 2007-09-30 Faster Spa Innesto rapido
DE102008056181A1 (de) * 2008-03-11 2009-09-24 Mertik Maxitrol Gmbh & Co. Kg Gasströmungswächter
US20100257916A1 (en) * 2008-03-27 2010-10-14 Ip Innovative Products, Llc Accuracy enhancing valve assembly and related method of use
FR2931530B1 (fr) * 2008-05-20 2010-06-11 Gaz De France Outillage d'insertion d'un dispositif de controle d'ecoulement dans une canalisation fluide, et procede de mise en oeuvre
KR101241356B1 (ko) * 2008-09-18 2013-03-08 현대중공업 주식회사 가스차단기용 퍼퍼 실린더의 안전밸브장치
DE102009020064A1 (de) * 2009-05-06 2010-11-11 Dürr Systems GmbH Fluidventil, insbesondere Rückführventil für eine Lackieranlage
DE102009020875B4 (de) 2009-05-12 2014-12-04 Mertik Maxitrol Gmbh & Co. Kg Vorrichtung zur Einbringung einer Absperreinrichtung in eine Rohrleitung
US8794542B1 (en) * 2009-05-29 2014-08-05 Hunter Industries, Inc. Sprinkler with top-side remotely vented pressure regulator
DE102010062077A1 (de) * 2010-11-26 2012-05-31 Robert Bosch Gmbh Ventileinrichtung mit einem wenigstens abschnittsweise zylindrischen Bewegungselement
AT510989B1 (de) * 2011-02-03 2012-11-15 Avl List Gmbh Durchflussmengenbegrenzungseinrichtung
KR200476930Y1 (ko) * 2013-03-18 2015-04-15 주식회사 코뿔소 유체의 초과 흐름 차단장치
US8910655B2 (en) * 2013-04-05 2014-12-16 Kofulso Co., Ltd. Gas valve having automatically blocking means
CN104565525B (zh) * 2013-10-29 2017-03-08 长乐市丽智产品设计有限公司 龙头水嘴
US9383025B2 (en) 2013-12-16 2016-07-05 Brasscraft Manufacturing Company Excess flow valve with cage
US9486884B2 (en) * 2014-01-31 2016-11-08 Brasscraft Manufacturing Company Excess flow valve with flexible sealing member
US20160033051A1 (en) * 2014-07-31 2016-02-04 Parker-Hannifin Corporation Shutoff valve assembly
US20170284554A1 (en) * 2014-08-28 2017-10-05 Borgwarner Sweden Ab Deaeration valve
CN105332674B (zh) * 2015-10-26 2017-11-17 东北石油大学 井下低速开启、高速关闭的双向可控阀门
US10393282B2 (en) 2017-05-17 2019-08-27 Emerson Process Management Regulator Technologies, Inc. Multidirectional vent limiting devices for use with fluid regulators
CN108413099A (zh) * 2017-07-31 2018-08-17 成都威特电喷有限责任公司 切断或接通供油***油路介质回流的隔断止回阀
US10823206B2 (en) * 2018-07-31 2020-11-03 Emerson Process Management Regulator Technologies, Inc. Vent limiting device for use with fluid regulators
CN108895228A (zh) * 2018-08-23 2018-11-27 长沙格力暖通制冷设备有限公司 一种排油装置
IT201800009265A1 (it) * 2018-10-09 2020-04-09 Koblenz Spa Assieme di porta scorrevole
CN110307473B (zh) * 2019-07-26 2021-02-02 宁乡新奥燃气有限公司 一种家用安全防漏的天然气流量调节装置
GB201910838D0 (en) * 2019-07-30 2019-09-11 Gall Thomson Environmental Ltd Fluid conduit assembly
CN110410596B (zh) * 2019-08-06 2020-12-25 内蒙古科技大学 一种化工管道接管用安全防护组件
RU199144U1 (ru) * 2020-02-28 2020-08-19 Михаил Александрович Гаврилин Клапан обратный
US11541261B2 (en) * 2020-05-27 2023-01-03 Agf Manufacturing Inc. System for maintaining integrity of a dry pipe system with heated cabinet and flow restrictor valve
US20220221073A1 (en) * 2021-01-14 2022-07-14 The Lee Company Flow fuse valve and method of assembly thereof
CN112780956B (zh) * 2021-01-27 2022-05-03 常熟理工学院 一种家用天然气管自动报警防泄漏装置
CN113819326B (zh) * 2021-08-25 2023-06-27 中航光电科技股份有限公司 一种微小型流体连接器及其组件
CN113757425A (zh) * 2021-08-31 2021-12-07 西安热工研究院有限公司 一种宽负荷自适应的变通流面积节流稳压结构及方法
CN114830994B (zh) * 2021-11-25 2024-04-05 中国农业科学院郑州果树研究所 一种西瓜栽培用节水型滴灌设备

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1020504B (de) * 1957-12-05 Oberbayerische Aktiengesellschaft für Kohlenbergbau, München Rohrbruchventil
US1163128A (en) * 1915-08-13 1915-12-07 Paul E Brauer Muffler.
US2404924A (en) * 1943-01-29 1946-07-30 Marquette Metal Products Co Fluid control apparatus
US2526346A (en) * 1945-12-12 1950-10-17 Goldinger Robert Glenn Accident valve
DE960700C (de) * 1955-07-21 1957-03-28 Daimler Benz Ag Vorrichtung zur selbsttaetigen Regelung der Luftmenge bei Belueftungsanlagen von Kraftfahrzeugen
US2926690A (en) * 1957-11-04 1960-03-01 James D Martin Pressure responsive flow-stop valve
FR1398966A (fr) * 1964-03-31 1965-05-14 Truchot & Cie Ets Clapet de sécurité pour canalisation de fluide sous pression
FR1603246A (sl) * 1968-11-06 1971-03-22
US3583435A (en) * 1969-09-08 1971-06-08 Buster D Stewart Leak detector valve assembly
DE2101765A1 (de) * 1971-01-15 1972-08-17 Kämper, Hans, 8602 Trosdorf Wandein- und Auslauf mit Regelscheibe für Schwimmanlagen
US3794077A (en) * 1972-12-15 1974-02-26 C Fanshier Excess flow check valve
DE2603408C2 (de) * 1976-01-29 1985-08-01 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München Sicherheitsventil, insbesondere für Rohr- und Schlauchbrüche
JPS5660866A (en) * 1979-10-18 1981-05-26 Tokuji Suzuki Generating method from river water etc. and device incorporating the method
ES279457Y (es) * 1984-05-24 1985-06-16 Bouzas Fuentetaja Julio Valvula de paso de interrupcion automatica del suministro para caso de fugas de gas
US4934405A (en) * 1989-01-17 1990-06-19 Brownfield Elmer E Safety valve

Also Published As

Publication number Publication date
PT98233B (pt) 1999-02-26
JP2648531B2 (ja) 1997-09-03
HUT61086A (en) 1992-11-30
ES2033612T1 (es) 1993-04-01
ATE145974T1 (de) 1996-12-15
PL167120B1 (pl) 1995-07-31
ES2033612T3 (es) 1997-04-16
YU48550B (sh) 1998-11-05
US5293898A (en) 1994-03-15
CZ281205B6 (cs) 1996-07-17
PL294040A1 (en) 1992-08-24
TR26196A (tr) 1995-02-15
WO1992001184A1 (de) 1992-01-23
YU116991A (sh) 1995-03-27
HRP940720A2 (en) 1996-04-30
SK279560B6 (sk) 1998-12-02
DE59108400D1 (de) 1997-01-16
HU217292B (hu) 1999-12-28
CS205391A3 (en) 1992-04-15
EP0491027B1 (de) 1996-12-04
PT98233A (pt) 1993-09-30
CA2065384A1 (en) 1992-01-07
HRP940720B1 (en) 1998-02-28
EP0491027A1 (de) 1992-06-24
JPH05501295A (ja) 1993-03-11
SI9111169A (en) 1997-08-31
CA2065384C (en) 1999-03-16
DK0491027T3 (da) 1997-05-26
HU9200778D0 (en) 1992-05-28

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