FR2383440A1 - Procede de preparation d'une tete de detection - Google Patents
Procede de preparation d'une tete de detectionInfo
- Publication number
- FR2383440A1 FR2383440A1 FR7807712A FR7807712A FR2383440A1 FR 2383440 A1 FR2383440 A1 FR 2383440A1 FR 7807712 A FR7807712 A FR 7807712A FR 7807712 A FR7807712 A FR 7807712A FR 2383440 A1 FR2383440 A1 FR 2383440A1
- Authority
- FR
- France
- Prior art keywords
- preparing
- detection head
- detection
- emanations
- porphyrins
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
- G01N27/125—Composition of the body, e.g. the composition of its sensitive layer
- G01N27/126—Composition of the body, e.g. the composition of its sensitive layer comprising organic polymers
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Procédé de préparation d'une tête de détection du type semi-conducteurs organiques utilisable dans les dispositifs de détection qualitative et quantitative de gaz de combustion ou d'une modification de la température dans l'atmosphère voire d'émanations provenant de fuites de liquides ou gaz; la détection est basée sur la variation de la résistance électrique d'un ou plusieurs semi-conducteurs organiques de la série composée des porphyrines et notamment des phtalocyanines.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU76937A LU76937A1 (fr) | 1977-03-11 | 1977-03-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2383440A1 true FR2383440A1 (fr) | 1978-10-06 |
FR2383440B1 FR2383440B1 (fr) | 1982-01-15 |
Family
ID=19728495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7807712A Granted FR2383440A1 (fr) | 1977-03-11 | 1978-03-10 | Procede de preparation d'une tete de detection |
Country Status (17)
Country | Link |
---|---|
US (1) | US4381922A (fr) |
JP (1) | JPS53113596A (fr) |
BE (1) | BE864233A (fr) |
BR (1) | BR7801478A (fr) |
CA (1) | CA1127944A (fr) |
CH (1) | CH630463A5 (fr) |
DE (1) | DE2809873A1 (fr) |
DK (1) | DK106878A (fr) |
ES (1) | ES467745A1 (fr) |
FR (1) | FR2383440A1 (fr) |
GB (1) | GB1602642A (fr) |
IE (1) | IE46190B1 (fr) |
IT (1) | IT1093778B (fr) |
LU (1) | LU76937A1 (fr) |
NL (1) | NL7802683A (fr) |
PT (1) | PT67764A (fr) |
SE (1) | SE7802104L (fr) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0022028A1 (fr) * | 1979-06-29 | 1981-01-07 | COMPAGNIE CENTRALE SICLI (Société Anonyme) | Procédé de détection et d'analyse de gaz notamment pour la prévention des incendies |
FR2506020A1 (fr) * | 1981-05-13 | 1982-11-19 | Draegerwerk Ag | Application d'un procede de mesure de substances a l'etat de gaz ou de vapeur a la determination de la concentration de gaz anesthesiques dans l'air ambiant et dispositif pour cette application |
FR2517473A1 (fr) * | 1981-12-01 | 1983-06-03 | Nat Res Dev | Element a pellicule semi-conductrice pour la detection de gaz, et compose macrocyclique azote pour cette pellicule |
EP0092068A1 (fr) * | 1982-04-15 | 1983-10-26 | Cerberus Ag | Dispositif d'alarme pour gaz et/ou vapeurs |
EP0096095A1 (fr) * | 1982-06-14 | 1983-12-21 | Corporation Ohmicron | Dispositif semi-conducteur, capteur et méthode pour déterminer la concentration d'une substance dans un milieu |
FR2550344A1 (fr) * | 1983-08-03 | 1985-02-08 | Elf Aquitaine | Jauge a oxygene dont l'electrode de travail comporte un compose macrocyclique pyrrolique |
EP0201936A2 (fr) * | 1985-05-16 | 1986-11-20 | Sekisui Kaseihin Kogyo Kabushiki Kaisha | Elément pour la détection du dioxyde de carbone gazeux et procédé pour la production de celui-ci |
WO1987002135A1 (fr) * | 1985-10-03 | 1987-04-09 | Nederlandse Organisatie Voor Toegepast-Natuurweten | Substrat composite destine a un appareil de detection quantitative d'un composant present dans un gaz ou dans un liquide |
EP0332934A2 (fr) * | 1988-03-14 | 1989-09-20 | Siemens Aktiengesellschaft | Appareil pour la mesure de la pression partielle de gaz ou de vapeurs |
EP0334779A1 (fr) * | 1988-03-21 | 1989-09-27 | André De Haan | Procédés et dispositifs pour détecter globalement la nature des gaz de combustion en vue d'optimiser celle-ci et applications de ces dispositifs |
WO1991007659A1 (fr) * | 1989-11-08 | 1991-05-30 | British Technology Group Ltd. | Detecteurs de gaz et composes utilisables a cet effet |
WO1998008084A1 (fr) * | 1996-08-19 | 1998-02-26 | Haan Andre | Procede de fabrication d'un element forme de semi-conducteur(s) et detecteur d'incendie comprenant un tel element |
WO2001053801A2 (fr) * | 2000-01-19 | 2001-07-26 | Consiglio Nazionale Delle Ricerche | Structure absorbante, notamment un senseur, pourvu d'un film de phtalocyanine non monomere et/ou de derives phtalocyanine et procede destine a regenerer ladite structure |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5674646A (en) * | 1979-11-24 | 1981-06-20 | Matsushita Electric Ind Co Ltd | Combustible gas detecting element |
JPS57108652A (en) * | 1980-12-25 | 1982-07-06 | Seiko Epson Corp | Gas detecting device |
JPS57108651A (en) * | 1980-12-25 | 1982-07-06 | Seiko Epson Corp | Gas detecting device |
DE3217883A1 (de) * | 1982-05-12 | 1983-11-17 | Siemens AG, 1000 Berlin und 8000 München | Gassensor |
US4572900A (en) * | 1984-04-25 | 1986-02-25 | The United States Of America As Represented By The Secretary Of The Navy | Organic semiconductor vapor sensing method |
DE3522637C1 (de) * | 1985-06-25 | 1986-10-02 | Friedrich Prof. Dr.rer.nat. 2000 Hamburg Steinbach | Katalysator zum Entfernen von Stickoxiden,Kohlenmonoxid und/oder Restkohlenwasserstoffen aus Abgasen |
US4636767A (en) * | 1985-08-21 | 1987-01-13 | The United States Of America As Represented By The Secretary Of The Navy | Mixed semiconductor film device for monitoring gases |
US4928513A (en) * | 1986-07-29 | 1990-05-29 | Sharp Kabushiki Kaisha | Sensor |
US4826774A (en) * | 1987-01-30 | 1989-05-02 | Minnesota Mining And Manufacturing Company | Vapocheromic double-complex salts |
JPS6415646A (en) * | 1987-07-09 | 1989-01-19 | Junkosha Co Ltd | Volatile liquid detecting element and volatile liquid discriminating apparatus |
GB8726079D0 (en) * | 1987-11-06 | 1987-12-09 | Jones T A | Gas sensor |
US5248617A (en) * | 1988-03-21 | 1993-09-28 | Haan Andre P De | Processes and apparatus for detecting the nature of combustion gases |
DE3917900A1 (de) * | 1989-06-01 | 1990-12-06 | Steinbach Friedrich | Verwendung eines traegergestuetzten uebergangsmetallphthalocyaninkatalysators zum entfernen von sauerstoff- und/oder stickstoffhaltigen organischen verbindungen aus abgasen |
ES2208713T3 (es) * | 1989-10-17 | 2004-06-16 | Paragon Ag | Dispositivo sensor de gas. |
US5733506A (en) * | 1989-11-08 | 1998-03-31 | British Technology Group, Ltd. | Gas sensors and compounds suitable therefor |
GB2239706B (en) * | 1989-11-08 | 1993-05-12 | Nat Res Dev | Gas sensors and compounds suitable therefor |
DE4015506A1 (de) * | 1990-05-15 | 1991-11-21 | Hanns Rump | Sicherheitsfiltersystem mit integrierter sensorik zur ermittlung des erschoepfungsgrades |
EP0488102A3 (en) * | 1990-11-24 | 1993-10-06 | E.T.R. Elektronik Technologie Rump Gmbh | Method and apparatus for measuring gas |
DE4037479C2 (de) * | 1990-11-24 | 2002-04-11 | Paragon Ag | Phthalocyanin-Sensor zum Zwecke des Nachweises von Stickoxyden in der Luft |
US5157380A (en) * | 1991-02-15 | 1992-10-20 | Electric Power Research Institute, Inc. | Overheated electrical insulation detector |
JPH04338290A (ja) * | 1991-05-15 | 1992-11-25 | Matsushita Electric Ind Co Ltd | 水浄化装置 |
ATE181155T1 (de) * | 1993-08-13 | 1999-06-15 | Haan Andre | Herstellungsverfahren fur ein halbleiterelement und detektor mit einem solchen halbleiterelement |
DE69428173T2 (de) * | 1993-09-30 | 2002-03-28 | Nittan Co Ltd | Sensorvorrichtung und elektronische Anlage mit eingebauter Sensorvorrichtung |
US6051436A (en) * | 1994-08-03 | 2000-04-18 | Lockheed Idaho Technologies Company | Method for the detection of nitro-containing compositions using ultraviolet photolysis |
KR960029785A (ko) * | 1995-01-24 | 1996-08-17 | 구자홍 | 가스센서 |
TW338795B (en) * | 1996-02-21 | 1998-08-21 | Osaka Gas Co Ltd | Method of manufacturing nitrogen oxide sensor and nitrogen oxide sensor manufactured by the method and material therefor |
US5766952A (en) * | 1996-07-25 | 1998-06-16 | Regents Of The University Of Minnesota | Vapochromic platinum-complexes and salts |
US6652967B2 (en) * | 2001-08-08 | 2003-11-25 | Nanoproducts Corporation | Nano-dispersed powders and methods for their manufacture |
US6202471B1 (en) * | 1997-10-10 | 2001-03-20 | Nanomaterials Research Corporation | Low-cost multilaminate sensors |
US6933331B2 (en) * | 1998-05-22 | 2005-08-23 | Nanoproducts Corporation | Nanotechnology for drug delivery, contrast agents and biomedical implants |
DE19749341C2 (de) * | 1996-11-07 | 2003-02-13 | Honda Motor Co Ltd | NO¶x¶-Abgassensor und Verfahren zu dessen Herstellung |
DE19742696A1 (de) * | 1997-09-26 | 1999-05-06 | Siemens Matsushita Components | Bauelement mit planarer Leiterbahn |
US6368867B1 (en) * | 1998-01-29 | 2002-04-09 | International Business Machines Corporation | Monitor for verification of ozone reaction |
DE69938662D1 (de) * | 1998-06-19 | 2008-06-19 | Cyrano Sciences Inc | Spurendetektion von analyten mit hilfe artifizieller olfaktometrie |
US6237397B1 (en) * | 1999-10-06 | 2001-05-29 | Iowa State University Research Foundation, Inc. | Chemical sensor and coating for same |
DE19956302C2 (de) * | 1999-11-23 | 2002-10-31 | Siemens Ag | Brandmelder mit Gassensoren |
DE10121262A1 (de) * | 2001-04-30 | 2002-11-14 | Siemens Ag | Vorrichtung zur quantitativen Messung von Stickoxiden in der Ausatemluft und Verwendung |
DE10132477A1 (de) * | 2001-07-03 | 2003-01-23 | Siemens Ag | Erfassungseinrichtung für ein Fluid und Verfahren zur Ermittlung des Wechsels einer Fluidart |
US6855426B2 (en) | 2001-08-08 | 2005-02-15 | Nanoproducts Corporation | Methods for producing composite nanoparticles |
WO2003075745A2 (fr) * | 2002-03-04 | 2003-09-18 | Cyrano Sciences, Inc. | Detection, diagnostic et surveillance d'un etat medical ou d'une maladie par olfactometrie artificielle |
US7708974B2 (en) * | 2002-12-10 | 2010-05-04 | Ppg Industries Ohio, Inc. | Tungsten comprising nanomaterials and related nanotechnology |
FR2931701B1 (fr) * | 2008-06-02 | 2010-06-11 | Centre Nat Rech Scient | Utilisation de nanomateriaux de carbone en tant que materiau de filtration impermeable a l'ozone |
CN113029239A (zh) * | 2021-03-11 | 2021-06-25 | 昆山联鲸仪智能科技有限公司 | 多功能传感器及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3428892A (en) * | 1965-09-20 | 1969-02-18 | James E Meinhard | Electronic olfactory detector having organic semiconductor barrier layer structure |
CA915458A (en) * | 1970-07-06 | 1972-11-28 | British Columbia Research Council | Method and apparatus for identifying gases |
FR2188160A1 (fr) * | 1972-06-09 | 1974-01-18 | Hochvakuum Dresden Veb | |
FR2241836A1 (en) * | 1973-08-24 | 1975-03-21 | Anglo Amer Corp South Africa | Appts. for detection of underground fires - operates alarm when concentration of carbon dioxide sharply increases |
FR2261524A1 (fr) * | 1974-02-14 | 1975-09-12 | Siemens Ag | |
FR2364449A1 (fr) * | 1976-09-10 | 1978-04-07 | Issec Labo Physicochim Appliqu | Nouveaux procedes et dispositifs d'analyse de gaz |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1281722B (de) * | 1965-02-19 | 1968-10-31 | Auergesellschaft M B H | Geraet zur Messung der Konzentration brennbarer Gase und Daempfe |
NO119034B (fr) * | 1968-08-28 | 1970-03-16 | Oppegaard A | |
GB1257155A (fr) * | 1969-02-06 | 1971-12-15 | ||
US3645999A (en) * | 1969-10-23 | 1972-02-29 | Mc Donnell Douglas Corp | Polymeric materials |
JPS6013257B2 (ja) * | 1976-02-20 | 1985-04-05 | 松下電器産業株式会社 | 二次電子増倍体およびその製造方法 |
-
1977
- 1977-03-11 LU LU76937A patent/LU76937A1/xx unknown
-
1978
- 1978-02-22 CH CH189878A patent/CH630463A5/fr not_active IP Right Cessation
- 1978-02-23 BE BE185401A patent/BE864233A/fr not_active IP Right Cessation
- 1978-02-23 SE SE7802104A patent/SE7802104L/xx unknown
- 1978-03-01 IE IE424/78A patent/IE46190B1/en not_active IP Right Cessation
- 1978-03-02 CA CA298,064A patent/CA1127944A/fr not_active Expired
- 1978-03-08 DE DE19782809873 patent/DE2809873A1/de active Granted
- 1978-03-09 PT PT67764A patent/PT67764A/fr unknown
- 1978-03-09 IT IT21033/78A patent/IT1093778B/it active
- 1978-03-10 ES ES467745A patent/ES467745A1/es not_active Expired
- 1978-03-10 BR BR787801478A patent/BR7801478A/pt unknown
- 1978-03-10 DK DK106878A patent/DK106878A/da not_active Application Discontinuation
- 1978-03-10 JP JP2817978A patent/JPS53113596A/ja active Pending
- 1978-03-10 NL NL7802683A patent/NL7802683A/xx not_active Application Discontinuation
- 1978-03-10 FR FR7807712A patent/FR2383440A1/fr active Granted
- 1978-03-13 GB GB9755/78A patent/GB1602642A/en not_active Expired
-
1981
- 1981-04-28 US US06/258,516 patent/US4381922A/en not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3428892A (en) * | 1965-09-20 | 1969-02-18 | James E Meinhard | Electronic olfactory detector having organic semiconductor barrier layer structure |
CA915458A (en) * | 1970-07-06 | 1972-11-28 | British Columbia Research Council | Method and apparatus for identifying gases |
FR2188160A1 (fr) * | 1972-06-09 | 1974-01-18 | Hochvakuum Dresden Veb | |
FR2241836A1 (en) * | 1973-08-24 | 1975-03-21 | Anglo Amer Corp South Africa | Appts. for detection of underground fires - operates alarm when concentration of carbon dioxide sharply increases |
FR2261524A1 (fr) * | 1974-02-14 | 1975-09-12 | Siemens Ag | |
US3999122A (en) * | 1974-02-14 | 1976-12-21 | Siemens Aktiengesellschaft | Semiconductor sensing device for fluids |
FR2364449A1 (fr) * | 1976-09-10 | 1978-04-07 | Issec Labo Physicochim Appliqu | Nouveaux procedes et dispositifs d'analyse de gaz |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0022028A1 (fr) * | 1979-06-29 | 1981-01-07 | COMPAGNIE CENTRALE SICLI (Société Anonyme) | Procédé de détection et d'analyse de gaz notamment pour la prévention des incendies |
FR2460480A1 (fr) * | 1979-06-29 | 1981-01-23 | Sicli Cie Cle | Procede de detection et d'analyse de gaz, notamment pour la prevention des incendies |
FR2506020A1 (fr) * | 1981-05-13 | 1982-11-19 | Draegerwerk Ag | Application d'un procede de mesure de substances a l'etat de gaz ou de vapeur a la determination de la concentration de gaz anesthesiques dans l'air ambiant et dispositif pour cette application |
DE3118936A1 (de) * | 1981-05-13 | 1982-12-02 | Drägerwerk AG, 2400 Lübeck | Verwendung eines messverfahrens fuer gas- oder dampffoermige medien und vorrichtung hierzu |
FR2517473A1 (fr) * | 1981-12-01 | 1983-06-03 | Nat Res Dev | Element a pellicule semi-conductrice pour la detection de gaz, et compose macrocyclique azote pour cette pellicule |
EP0092068A1 (fr) * | 1982-04-15 | 1983-10-26 | Cerberus Ag | Dispositif d'alarme pour gaz et/ou vapeurs |
US4567475A (en) * | 1982-04-15 | 1986-01-28 | Cerberus Ag | Gas or vapor alarm system including scanning gas sensors |
EP0096095A1 (fr) * | 1982-06-14 | 1983-12-21 | Corporation Ohmicron | Dispositif semi-conducteur, capteur et méthode pour déterminer la concentration d'une substance dans un milieu |
FR2550344A1 (fr) * | 1983-08-03 | 1985-02-08 | Elf Aquitaine | Jauge a oxygene dont l'electrode de travail comporte un compose macrocyclique pyrrolique |
EP0134171A1 (fr) * | 1983-08-03 | 1985-03-13 | Societe Nationale Elf Aquitaine | Jauge à oxygène dont l'électrode de travail comporte un composé macrocyclique pyrrolique |
EP0201936A2 (fr) * | 1985-05-16 | 1986-11-20 | Sekisui Kaseihin Kogyo Kabushiki Kaisha | Elément pour la détection du dioxyde de carbone gazeux et procédé pour la production de celui-ci |
EP0201936A3 (en) * | 1985-05-16 | 1987-06-16 | Sekisui Kaseihin Kogyo Kabushiki Kaisha | Element for detecting carbon dioxide gas and process forelement for detecting carbon dioxide gas and process for producing the same producing the same |
WO1987002135A1 (fr) * | 1985-10-03 | 1987-04-09 | Nederlandse Organisatie Voor Toegepast-Natuurweten | Substrat composite destine a un appareil de detection quantitative d'un composant present dans un gaz ou dans un liquide |
EP0332934A2 (fr) * | 1988-03-14 | 1989-09-20 | Siemens Aktiengesellschaft | Appareil pour la mesure de la pression partielle de gaz ou de vapeurs |
EP0332934A3 (fr) * | 1988-03-14 | 1992-05-20 | Siemens Aktiengesellschaft | Appareil pour la mesure de la pression partielle de gaz ou de vapeurs |
EP0334779A1 (fr) * | 1988-03-21 | 1989-09-27 | André De Haan | Procédés et dispositifs pour détecter globalement la nature des gaz de combustion en vue d'optimiser celle-ci et applications de ces dispositifs |
WO1991007659A1 (fr) * | 1989-11-08 | 1991-05-30 | British Technology Group Ltd. | Detecteurs de gaz et composes utilisables a cet effet |
US5318912A (en) * | 1989-11-08 | 1994-06-07 | British Technology Group Limited | Gas sensors and compounds suitable therefor |
US5451674A (en) * | 1989-11-08 | 1995-09-19 | British Technology Limited | Transition metal azatetrabenzoporphyrins useful as gas sensors |
WO1998008084A1 (fr) * | 1996-08-19 | 1998-02-26 | Haan Andre | Procede de fabrication d'un element forme de semi-conducteur(s) et detecteur d'incendie comprenant un tel element |
BE1010571A3 (fr) * | 1996-08-19 | 1998-10-06 | Haan Andre | Procede de fabrication d'un element forme de semi-conducteur(s). |
WO2001053801A2 (fr) * | 2000-01-19 | 2001-07-26 | Consiglio Nazionale Delle Ricerche | Structure absorbante, notamment un senseur, pourvu d'un film de phtalocyanine non monomere et/ou de derives phtalocyanine et procede destine a regenerer ladite structure |
WO2001053801A3 (fr) * | 2000-01-19 | 2002-08-15 | Consiglio Nazionale Ricerche | Structure absorbante, notamment un senseur, pourvu d'un film de phtalocyanine non monomere et/ou de derives phtalocyanine et procede destine a regenerer ladite structure |
Also Published As
Publication number | Publication date |
---|---|
BR7801478A (pt) | 1979-02-13 |
CA1127944A (fr) | 1982-07-20 |
IE46190B1 (en) | 1983-03-23 |
DE2809873A1 (de) | 1978-09-21 |
DK106878A (da) | 1978-09-12 |
IT7821033A0 (it) | 1978-03-09 |
FR2383440B1 (fr) | 1982-01-15 |
IT1093778B (it) | 1985-07-26 |
BE864233A (fr) | 1978-06-16 |
GB1602642A (en) | 1981-11-11 |
SE7802104L (sv) | 1978-09-12 |
DE2809873C2 (fr) | 1987-12-03 |
CH630463A5 (fr) | 1982-06-15 |
US4381922A (en) | 1983-05-03 |
JPS53113596A (en) | 1978-10-04 |
NL7802683A (nl) | 1978-09-13 |
PT67764A (fr) | 1978-04-01 |
IE780424L (en) | 1978-09-11 |
LU76937A1 (fr) | 1978-10-18 |
ES467745A1 (es) | 1978-10-16 |
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