CA1270642A - Compositions de carburant - Google Patents
Compositions de carburantInfo
- Publication number
- CA1270642A CA1270642A CA000470058A CA470058A CA1270642A CA 1270642 A CA1270642 A CA 1270642A CA 000470058 A CA000470058 A CA 000470058A CA 470058 A CA470058 A CA 470058A CA 1270642 A CA1270642 A CA 1270642A
- Authority
- CA
- Canada
- Prior art keywords
- fuel
- hydrocarbyl
- coking
- amine
- combination
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L10/00—Use of additives to fuels or fires for particular purposes
- C10L10/02—Use of additives to fuels or fires for particular purposes for reducing smoke development
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L10/00—Use of additives to fuels or fires for particular purposes
- C10L10/04—Use of additives to fuels or fires for particular purposes for minimising corrosion or incrustation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/222—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond
- C10L1/2222—(cyclo)aliphatic amines; polyamines (no macromolecular substituent 30C); quaternair ammonium compounds; carbamates
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/228—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen double bond, e.g. guanidines, hydrazones, semicarbazones, imines; containing at least one carbon-to-nitrogen triple bond, e.g. nitriles
- C10L1/2283—Organic compounds containing nitrogen containing at least one carbon-to-nitrogen double bond, e.g. guanidines, hydrazones, semicarbazones, imines; containing at least one carbon-to-nitrogen triple bond, e.g. nitriles containing one or more carbon to nitrogen double bonds, e.g. guanidine, hydrazone, semi-carbazone, azomethine
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/23—Organic compounds containing nitrogen containing at least one nitrogen-to-oxygen bond, e.g. nitro-compounds, nitrates, nitrites
- C10L1/231—Organic compounds containing nitrogen containing at least one nitrogen-to-oxygen bond, e.g. nitro-compounds, nitrates, nitrites nitro compounds; nitrates; nitrites
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/22—Organic compounds containing nitrogen
- C10L1/234—Macromolecular compounds
- C10L1/238—Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C10L1/2383—Polyamines or polyimines, or derivatives thereof (poly)amines and imines; derivatives thereof (substituted by a macromolecular group containing 30C)
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US567,071 | 1983-12-30 | ||
US567,089 | 1983-12-30 | ||
US567,090 | 1983-12-30 | ||
US06/567,071 US4482355A (en) | 1983-12-30 | 1983-12-30 | Diesel fuel compositions |
US06/567,090 US4482357A (en) | 1983-12-30 | 1983-12-30 | Fuel Compositions |
US06/567,089 US4482356A (en) | 1983-12-30 | 1983-12-30 | Diesel fuel containing alkenyl succinimide |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000615609A Division CA1284883C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
CA000615608A Division CA1284583C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1270642A true CA1270642A (fr) | 1990-06-26 |
Family
ID=27416008
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000470058A Expired - Fee Related CA1270642A (fr) | 1983-12-30 | 1984-12-13 | Compositions de carburant |
CA000615609A Expired - Fee Related CA1284883C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
CA000615608A Expired - Fee Related CA1284583C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000615609A Expired - Fee Related CA1284883C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
CA000615608A Expired - Fee Related CA1284583C (fr) | 1983-12-30 | 1990-01-19 | Compositions de carburants |
Country Status (2)
Country | Link |
---|---|
EP (3) | EP0147240B1 (fr) |
CA (3) | CA1270642A (fr) |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2576032B1 (fr) * | 1985-01-17 | 1987-02-06 | Elf France | Composition homogene et stable d'hydrocarbures liquides asphalteniques et d'au moins un additif utilisable notamment comme fuel industriel |
US5340488A (en) * | 1989-11-15 | 1994-08-23 | Petro Chemical Products, Inc. | Composition for cleaning an internal combustion engine |
GB2239258A (en) * | 1989-12-22 | 1991-06-26 | Ethyl Petroleum Additives Ltd | Diesel fuel compositions containing a manganese tricarbonyl |
GB9008346D0 (en) * | 1990-04-12 | 1990-06-13 | Exxon Chemical Patents Inc | Fuel oil treatment |
US5944858A (en) * | 1990-09-20 | 1999-08-31 | Ethyl Petroleum Additives, Ltd. | Hydrocarbonaceous fuel compositions and additives therefor |
EP0482253A1 (fr) * | 1990-10-23 | 1992-04-29 | Ethyl Petroleum Additives Limited | Compositions de combustible bonnes pour l'environnement, et additifs pour |
GB9114237D0 (en) * | 1991-07-02 | 1991-08-21 | Exxon Chemical Patents Inc | Fuel oil treatment |
US6733550B1 (en) | 1997-03-21 | 2004-05-11 | Shell Oil Company | Fuel oil composition |
US6719814B1 (en) * | 1998-11-10 | 2004-04-13 | Infineum International Ltd | Lubricity additive, process for preparing lubricity additives, and middle distillate fuel compositions containing the same |
US6200359B1 (en) | 1998-12-23 | 2001-03-13 | Shell Oil Company | Fuel oil composition |
US6319294B1 (en) | 2000-07-28 | 2001-11-20 | Magnum Environmental Technologies, Inc. | Fuel additive formulation and method of using same |
AU2006228038A1 (en) * | 2000-07-28 | 2006-11-02 | Mazoil Technologies Limited | Improved fuel additive formulation and method of using same |
GB0127953D0 (en) * | 2001-11-21 | 2002-01-16 | Shell Int Research | Diesel fuel compositions |
MY140297A (en) | 2002-10-18 | 2009-12-31 | Shell Int Research | A fuel composition comprising a base fuel, a fischer-tropsch derived gas oil and an oxygenate |
AR041930A1 (es) | 2002-11-13 | 2005-06-01 | Shell Int Research | Composiciones de combustible diesel |
JP5390748B2 (ja) | 2003-09-03 | 2014-01-15 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 燃料組成物 |
MY145039A (en) | 2003-12-01 | 2011-12-15 | Shell Int Research | Power increase and increase in acceleration performance of diesel fuel compositions |
JP5619356B2 (ja) | 2005-08-22 | 2014-11-05 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイShell Internationale Research Maatschappij Beslotenvennootshap | ディーゼル燃料及びディーゼルエンジンの操作法 |
AR059751A1 (es) | 2006-03-10 | 2008-04-23 | Shell Int Research | Composiciones de combustible diesel |
US7960322B2 (en) | 2007-10-26 | 2011-06-14 | Chevron Oronite Company Llc | Lubricating oil compositions comprising a biodiesel fuel and an antioxidant |
US7838474B2 (en) | 2007-10-31 | 2010-11-23 | Chevron Oronite Company Llc | Lubricating oil compositions comprising a biodiesel fuel and a detergent |
US8198225B2 (en) | 2007-11-29 | 2012-06-12 | Chevron Oronite Company Llc | Sulfurized metal alkyl phenate compositions having a low alkyl phenol content |
EP2077315B1 (fr) | 2007-12-20 | 2012-10-31 | Chevron Oronite Company LLC | Compositions d'huile de lubrification contenant un antioxydant de diamine tetraalkyl-napthalène-1,8 et de diarylamine |
EP2231833A2 (fr) | 2007-12-20 | 2010-09-29 | Shell Internationale Research Maatschappij B.V. | Compositions de carburant |
CN101910378B (zh) | 2007-12-20 | 2013-10-23 | 国际壳牌研究有限公司 | 燃料组合物 |
EP2078743A1 (fr) | 2008-01-10 | 2009-07-15 | Shell Internationale Researchmaatschappij B.V. | Composition de carburant |
EP2078744A1 (fr) | 2008-01-10 | 2009-07-15 | Shell Internationale Researchmaatschappij B.V. | Composition de carburant |
SG172322A1 (en) | 2008-12-29 | 2011-07-28 | Shell Int Research | Fuel compositions |
EP2370553B1 (fr) | 2008-12-29 | 2013-07-24 | Shell Internationale Research Maatschappij B.V. | COMPOSITIONS DE CARBURANT contenant de la tetrahydroquinoline |
IN2012DN05471A (fr) | 2009-12-24 | 2015-08-07 | Shell Int Research | |
JP2013515828A (ja) | 2009-12-29 | 2013-05-09 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 液体燃料組成物 |
EP2371931B1 (fr) | 2010-03-23 | 2013-12-11 | Shell Internationale Research Maatschappij B.V. | Composition de carburant contenant biodiesel et Fischer-Tropsch diesel |
BR112013018611A2 (pt) | 2011-01-21 | 2017-08-29 | Shell Int Research | Método para detectar uma espécie alvo básico em uma composição de combustível, kit de teste, e, método para preparar o kit de teste ou um componente essencial de tal kit |
BR112013029901B1 (pt) | 2011-05-23 | 2019-10-15 | Virent, Inc. | Método para converter biomassa em produtos químicos e combustíveis derivados de biomassa, composição química, composição de gasolina, composição de querosene, e composição de diesel |
US20120304531A1 (en) | 2011-05-30 | 2012-12-06 | Shell Oil Company | Liquid fuel compositions |
WO2013034617A1 (fr) | 2011-09-06 | 2013-03-14 | Shell Internationale Research Maatschappij B.V. | Compositions de carburant liquide |
US8641788B2 (en) | 2011-12-07 | 2014-02-04 | Igp Energy, Inc. | Fuels and fuel additives comprising butanol and pentanol |
DE102013112821A1 (de) | 2012-11-30 | 2014-06-05 | Shell Internationale Research Maatschappij B.V. | Kraftstoffzusammensetzungen |
CN104884584B (zh) | 2012-12-21 | 2017-03-08 | 国际壳牌研究有限公司 | 含有有机遮光化合物的液体柴油燃料组合物 |
EP3060633A1 (fr) | 2013-10-24 | 2016-08-31 | Shell Internationale Research Maatschappij B.V. | Composiiton de carburant liquide |
JP6490693B2 (ja) | 2013-12-16 | 2019-03-27 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイShell Internationale Research Maatschappij Besloten Vennootshap | 液体燃料組成物 |
EP2889361A1 (fr) | 2013-12-31 | 2015-07-01 | Shell Internationale Research Maatschappij B.V. | Formulation de carburant diesel et son utilisation |
US9057035B1 (en) | 2014-02-17 | 2015-06-16 | Shell Oil Company | Fuel compositions |
EP2907867A1 (fr) | 2014-02-17 | 2015-08-19 | Shell International Research Maatschappij B.V. | Composition de carburant |
EP3146025A4 (fr) | 2014-05-22 | 2018-07-25 | Shell International Research Maatschappij B.V. | Compositions de carburant |
EP2949732B1 (fr) | 2014-05-28 | 2018-06-20 | Shell International Research Maatschappij B.V. | Utilisation d'un composé de oxanilide dans une composition de carburant diesel dans le but de modifier le retard d'allumage et/ou la durée de combustion |
JP6688322B2 (ja) | 2015-05-22 | 2020-04-28 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイShell Internationale Research Maatschappij Besloten Vennootshap | 燃料組成物 |
JP6748658B2 (ja) | 2015-05-22 | 2020-09-02 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイShell Internationale Research Maatschappij Besloten Vennootshap | 燃料組成物 |
US9752092B2 (en) | 2015-10-30 | 2017-09-05 | Chevron Oronite Company Llc | Lubricating oil compositions containing amidine antioxidants |
ES2834933T3 (es) | 2015-11-11 | 2021-06-21 | Shell Int Research | Proceso de preparación de una composición de combustible diésel |
EP3184612A1 (fr) | 2015-12-21 | 2017-06-28 | Shell Internationale Research Maatschappij B.V. | Procédé de préparation d'une composition de carburant diesel |
EP3411463B1 (fr) | 2016-02-05 | 2023-02-22 | Shell Internationale Research Maatschappij B.V. | Composition de carburant comprenant un polymère |
JP2019516849A (ja) | 2016-05-23 | 2019-06-20 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイShell Internationale Research Maatschappij Besloten Vennootshap | 自動車燃料組成物中におけるワックス沈降防止添加剤の使用 |
CN109153930A (zh) * | 2016-05-26 | 2019-01-04 | 国际壳牌研究有限公司 | 燃料组合物 |
WO2018077976A1 (fr) | 2016-10-27 | 2018-05-03 | Shell Internationale Research Maatschappij B.V. | Procédé de préparation d'un gazole automobile |
WO2018206729A1 (fr) | 2017-05-11 | 2018-11-15 | Shell Internationale Research Maatschappij B.V. | Procédé de préparation d'une fraction de gazole automobile |
MX2021003817A (es) | 2018-10-05 | 2021-05-27 | Shell Int Research | Composiciones de combustible. |
EP3887489A1 (fr) | 2018-11-26 | 2021-10-06 | Shell Internationale Research Maatschappij B.V. | Compositions de carburant |
JP7545974B2 (ja) | 2018-12-11 | 2024-09-05 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 圧縮点火内燃エンジンにおける堆積物低減のための使用および方法 |
KR20220042348A (ko) | 2019-07-30 | 2022-04-05 | 쉘 인터내셔날 리써취 마트샤피지 비.브이. | 안정성이 향상된 연료 조성물 및 이의 제조 방법 |
JP2024515769A (ja) | 2021-04-26 | 2024-04-10 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 燃料組成物 |
US20240199965A1 (en) | 2021-04-26 | 2024-06-20 | Shell Usa Inc. | Fuel compositions |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2768884A (en) * | 1952-11-12 | 1956-10-30 | Sun Oil Co | Corrosion prevention |
US2945749A (en) * | 1956-04-18 | 1960-07-19 | Socony Mobil Oil Co Inc | Stabilized fuel oil containing tertiary alkyl primary amines |
NL272563A (fr) * | 1960-12-16 | |||
US3490882A (en) * | 1966-08-11 | 1970-01-20 | Du Pont | Stabilized distillate fuel oils and additive compositions therefor |
US3701641A (en) * | 1969-08-29 | 1972-10-31 | Cities Service Oil Co | Stabilized distillate hydrocarbon fuel oil compositions and additives therefor |
US3717446A (en) * | 1970-12-31 | 1973-02-20 | Union Oil Co | Gasoline anti-icing additives (a) |
US3709668A (en) * | 1971-06-30 | 1973-01-09 | Exxon Research Engineering Co | Gasoline composition providing enhanced engine operation |
US4208190A (en) * | 1979-02-09 | 1980-06-17 | Ethyl Corporation | Diesel fuels having anti-wear properties |
-
1984
- 1984-12-13 CA CA000470058A patent/CA1270642A/fr not_active Expired - Fee Related
- 1984-12-28 EP EP84309143A patent/EP0147240B1/fr not_active Expired
- 1984-12-28 EP EP87201461A patent/EP0251419B1/fr not_active Expired
- 1984-12-28 EP EP87201460A patent/EP0247706B1/fr not_active Expired
-
1990
- 1990-01-19 CA CA000615609A patent/CA1284883C/fr not_active Expired - Fee Related
- 1990-01-19 CA CA000615608A patent/CA1284583C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0247706B1 (fr) | 1989-06-14 |
EP0147240A2 (fr) | 1985-07-03 |
EP0147240A3 (en) | 1986-04-02 |
EP0247706A2 (fr) | 1987-12-02 |
EP0251419B1 (fr) | 1989-05-31 |
CA1284883C (fr) | 1991-06-18 |
EP0147240B1 (fr) | 1989-04-05 |
EP0251419A1 (fr) | 1988-01-07 |
EP0247706A3 (en) | 1988-01-13 |
CA1284583C (fr) | 1991-06-04 |
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