SE8302235L - Angreformering med anvendning av jernoxidkatalysator - Google Patents
Angreformering med anvendning av jernoxidkatalysatorInfo
- Publication number
- SE8302235L SE8302235L SE8302235A SE8302235A SE8302235L SE 8302235 L SE8302235 L SE 8302235L SE 8302235 A SE8302235 A SE 8302235A SE 8302235 A SE8302235 A SE 8302235A SE 8302235 L SE8302235 L SE 8302235L
- Authority
- SE
- Sweden
- Prior art keywords
- iron oxide
- catalysts
- alumina
- oxide catalyst
- angle formation
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
- C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
- C01B3/38—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts
- C01B3/40—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts characterised by the catalyst
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
- C01B2203/1052—Nickel or cobalt catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1047—Group VIII metal catalysts
- C01B2203/1064—Platinum group metal catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1082—Composition of support materials
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1088—Non-supported catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
- C01B2203/1094—Promotors or activators
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Hydrogen, Water And Hydrids (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/372,252 US4451578A (en) | 1982-04-26 | 1982-04-26 | Iron oxide catalyst for steam reforming |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8302235D0 SE8302235D0 (sv) | 1983-04-20 |
SE8302235L true SE8302235L (sv) | 1983-10-27 |
SE453264B SE453264B (sv) | 1988-01-25 |
Family
ID=23467346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8302235A SE453264B (sv) | 1982-04-26 | 1983-04-20 | Hogaktivt katalysatorsystem samt anvendning av detsamma vid angreformering |
Country Status (18)
Country | Link |
---|---|
US (1) | US4451578A (sv) |
JP (1) | JPS58199701A (sv) |
AU (1) | AU551803B2 (sv) |
BE (1) | BE896503A (sv) |
BR (1) | BR8302054A (sv) |
CA (1) | CA1197225A (sv) |
CH (1) | CH653571A5 (sv) |
DE (1) | DE3314424A1 (sv) |
DK (1) | DK159718C (sv) |
FI (1) | FI71676C (sv) |
FR (1) | FR2525583B1 (sv) |
GB (1) | GB2119276B (sv) |
IL (1) | IL68465A (sv) |
IT (1) | IT1161231B (sv) |
NL (1) | NL8301426A (sv) |
NO (1) | NO157925C (sv) |
SE (1) | SE453264B (sv) |
ZA (1) | ZA832670B (sv) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4898792A (en) * | 1988-12-07 | 1990-02-06 | Westinghouse Electric Corp. | Electrochemical generator apparatus containing modified high temperature insulation and coated surfaces for use with hydrocarbon fuels |
US4894297A (en) * | 1988-12-07 | 1990-01-16 | Westinghouse Electric Corp. | Electrochemical generator apparatus containing modified fuel electrodes for use with hydrocarbon fuels |
US5094222A (en) * | 1989-11-17 | 1992-03-10 | Matsushita Electric Industrial Co., Ltd. | Catalytic composite and a cooker having the same |
US5112527A (en) * | 1991-04-02 | 1992-05-12 | Amoco Corporation | Process for converting natural gas to synthesis gas |
US5789339A (en) * | 1995-06-07 | 1998-08-04 | W. R. Grace & Co.-Conn. | Catalyst for oxidizing oxygen-containing organic compounds in waste gas |
JPH11130405A (ja) * | 1997-10-28 | 1999-05-18 | Ngk Insulators Ltd | 改質反応装置、触媒装置、それらに用いる発熱・触媒体、及び改質反応装置の運転方法 |
US6120926A (en) * | 1998-11-10 | 2000-09-19 | International Fuel Cells, Llc | Inhibition of carbon deposition on fuel gas steam reformer walls |
US6258330B1 (en) | 1998-11-10 | 2001-07-10 | International Fuel Cells, Llc | Inhibition of carbon deposition on fuel gas steam reformer walls |
US6797244B1 (en) * | 1999-05-27 | 2004-09-28 | Dtc Fuel Cells Llc | Compact light weight autothermal reformer assembly |
US6746650B1 (en) * | 1999-06-14 | 2004-06-08 | Utc Fuel Cells, Llc | Compact, light weight methanol fuel gas autothermal reformer assembly |
US6190623B1 (en) * | 1999-06-18 | 2001-02-20 | Uop Llc | Apparatus for providing a pure hydrogen stream for use with fuel cells |
AU2001231082A1 (en) * | 2000-01-24 | 2001-07-31 | International Fuel Cells, Llc | Autothermal fuel gas reformer assemblage |
US6967063B2 (en) | 2001-05-18 | 2005-11-22 | The University Of Chicago | Autothermal hydrodesulfurizing reforming method and catalyst |
NO317084B1 (no) * | 2002-10-02 | 2004-08-02 | Yara Int Asa | Katalysator for syntese av ammoniakk |
DE102013214284A1 (de) * | 2013-07-22 | 2015-01-22 | Siemens Aktiengesellschaft | Speicherstruktur und Verfahren zur Herstellung |
US11059720B1 (en) | 2020-01-28 | 2021-07-13 | Saudi Arabian Oil Company | Catalyst carrier for dry reforming processes |
US11066299B1 (en) | 2020-01-28 | 2021-07-20 | Saudi Arabian Oil Company | Catalyst compositions having enhanced acidity for steam reforming processes |
US11242246B2 (en) | 2020-01-28 | 2022-02-08 | Saudi Arabian Oil Company | Catalyst carrier for autothermal reforming processes |
US11286160B2 (en) | 2020-01-28 | 2022-03-29 | Saudi Arabian Oil Company | Nickel-containing catalyst composition having enhanced acidity for autothermal reforming processes |
US11242245B2 (en) | 2020-01-28 | 2022-02-08 | Saudi Arabian Oil Company | Catalyst carrier for steam reforming processes |
US11396006B2 (en) * | 2020-01-28 | 2022-07-26 | Saudi Arabian Oil Company | Nickel-containing catalyst composition having enhanced acidity for bi-reforming processes |
US11059030B1 (en) | 2020-01-28 | 2021-07-13 | Saudi Arabian Oil Company | Catalyst compositions having enhanced acidity for bi-reforming processes |
US11478777B2 (en) | 2020-01-28 | 2022-10-25 | Saudi Arabian Oil Company | Catalyst compositions having enhanced acidity for dry reforming processes |
US11498053B2 (en) | 2020-01-28 | 2022-11-15 | Saudi Arabian Oil Company | Nickel-containing catalyst composition having enhanced acidity for dry reforming processes |
US11247898B2 (en) | 2020-01-28 | 2022-02-15 | Saudi Arabian Oil Company | Catalyst carrier for bi-reforming processes |
US11338270B2 (en) | 2020-01-28 | 2022-05-24 | Saudi Arabian Oil Company | Catalyst compositions having enhanced acidity for autothermal reforming processes |
US11365120B2 (en) | 2020-01-28 | 2022-06-21 | Saudi Arabian Oil Company | Nickel-containing catalyst composition having enhanced acidity for steam reforming processes |
Family Cites Families (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US26188A (en) * | 1859-11-22 | Coal-hod | ||
US2378905A (en) * | 1942-01-01 | 1945-06-26 | Houdry Process Corp | Catalysis |
US2666086A (en) * | 1949-11-14 | 1954-01-12 | Phillips Petroleum Co | Preparation of iron dehydrogenation catalysts |
BE608029A (sv) | 1957-02-05 | 1900-01-01 | ||
GB924241A (en) * | 1958-12-12 | 1963-04-24 | Power Gas Ltd | Improvements in or relating to the manufacture of catalysts for use in the production of combustible gases from hydrocarbons by reaction with steam |
US3106457A (en) * | 1960-03-22 | 1963-10-08 | Kellogg M W Co | Production of hydrogen by catalytic steam reforming of hydrocarbons |
US3097156A (en) * | 1960-06-30 | 1963-07-09 | Phillips Petroleum Co | Process for concurrent upgrading of iron ore and heavy crude oils |
US3397154A (en) * | 1963-07-09 | 1968-08-13 | Du Pont | Preparation of alumina-supported catalyst compositions and the products thereof |
US3644216A (en) * | 1963-07-24 | 1972-02-22 | Ugine Kuhlmann | Catalysts |
US3304150A (en) * | 1963-09-05 | 1967-02-14 | Grace W R & Co | Method of treating exhaust gases of internal combustion engines |
GB1107483A (en) * | 1963-09-12 | 1968-03-27 | Stazione Sperimentale Per I Co | Process for production from petroleum distillates of rich gases interchangeable with natural gases |
US3340011A (en) * | 1963-12-16 | 1967-09-05 | Universal Oil Prod Co | Hydrogen production |
US3445402A (en) * | 1964-12-30 | 1969-05-20 | Catalysts & Chem Inc | High temperature catalysts |
DE1542180C3 (de) * | 1966-04-26 | 1974-08-29 | Girdler-Suedchemie-Katalysator Gmbh, 8000 Muenchen | Katalysatoren für die Kohlenmonoxidkonvertierung |
US3437703A (en) * | 1966-05-05 | 1969-04-08 | Foster Grant Co Inc | Catalytic dehydrogenation process and compositions |
GB1189001A (en) * | 1966-05-11 | 1970-04-22 | Grande Paroisse Azote Et Prod | Improvements in or relating to the Catalytic Reforming of Gaseous and/or Liquid Hydrocarbons |
DE1767064A1 (de) * | 1968-03-27 | 1970-09-17 | Basf Ag | Katalysator fuer die Herstellung von Wasserstoff aus kohlenmonoxidhaltigen Gasen |
FR1603019A (sv) * | 1968-05-30 | 1971-03-15 | ||
GB1259381A (sv) * | 1969-03-06 | 1972-01-05 | ||
GB1306087A (sv) * | 1969-12-23 | 1973-02-07 | ||
US3711426A (en) * | 1970-02-26 | 1973-01-16 | Topsoe H | Process for preparing a chromium-promoted iron oxide catalyst |
US4025457A (en) * | 1970-09-04 | 1977-05-24 | Toyo Engineering Corporation | Process for manufacturing gaseous mixtures rich in hydrogen |
US3758609A (en) * | 1971-01-11 | 1973-09-11 | Phillips Petroleum Co | Processes for the oxidative dehydrogenation of hydrocarbon feedstocks |
FR2129148A5 (sv) * | 1971-03-17 | 1972-10-27 | Air Liquide | |
US4003850A (en) * | 1971-10-04 | 1977-01-18 | United States Steel Corporation | Novel iron oxide catalysts |
US3867312A (en) * | 1972-02-07 | 1975-02-18 | Ethyl Corp | Exhaust gas catalyst support |
FR2186452A2 (en) * | 1972-05-31 | 1974-01-11 | Azote & Prod Chim | Low-porosity catalysts for ethylene prodn - by steam reforming, contains refractory oxides, rare earth oxides and group VIII metal oxides |
FR2187408A1 (en) * | 1972-06-06 | 1974-01-18 | Azote & Prod Chim | Steam reforming catalysts for ethylene prodn - with thermally conductive support to reduce temp gradients |
GB1480337A (en) * | 1973-07-24 | 1977-07-20 | Davy Powergas Ltd | Fuel gas production and catalyst therefor |
US4207211A (en) * | 1975-12-08 | 1980-06-10 | United Catalysts Inc. | Catalyst for steam reforming of hydrocarbons and process of preparing the catalyst |
US4040982A (en) * | 1976-01-12 | 1977-08-09 | Nalco Chemical Company | Ozonization catalyst |
US4102935A (en) * | 1976-03-24 | 1978-07-25 | The B. F. Goodrich Company | Catalyst and process for the preparation of ethylene and vinyl chloride from ethane |
JPS5311893A (en) * | 1976-07-20 | 1978-02-02 | Fujimi Kenmazai Kougiyou Kk | Catalysts |
GB1527955A (en) * | 1977-02-25 | 1978-10-11 | Mitsui Shipbuilding Eng | Catalyst and process for gasification of hydrocarbons |
JPS5443205A (en) * | 1977-09-13 | 1979-04-05 | Mitsui Eng & Shipbuild Co Ltd | Liquefaction of hydrocarbons |
JPS5951336B2 (ja) * | 1979-03-22 | 1984-12-13 | 日本鉱業株式会社 | 重質炭化水素の処理用触媒 |
JPS5837353B2 (ja) * | 1979-09-29 | 1983-08-16 | 重質油対策技術研究組合 | 重質油の分解軽質化と水素の製造方法 |
GB2085314B (en) * | 1980-10-07 | 1984-09-12 | Ici Plc | Hydrocarbon cracking process and catalyst |
DE3268616D1 (en) * | 1981-03-26 | 1986-03-06 | Ici Plc | Catalytic preparation of hydrogen from carbon monoxide and water |
JPS5891002A (ja) * | 1981-11-24 | 1983-05-30 | Japan Steel Works Ltd:The | 重質油の流動接触部分酸化によるガス化方法 |
-
1982
- 1982-04-26 US US06/372,252 patent/US4451578A/en not_active Expired - Fee Related
-
1983
- 1983-04-12 CA CA000425720A patent/CA1197225A/en not_active Expired
- 1983-04-13 GB GB08309930A patent/GB2119276B/en not_active Expired
- 1983-04-15 ZA ZA832670A patent/ZA832670B/xx unknown
- 1983-04-19 CH CH2082/83A patent/CH653571A5/de not_active IP Right Cessation
- 1983-04-19 BE BE0/210583A patent/BE896503A/fr not_active IP Right Cessation
- 1983-04-20 BR BR8302054A patent/BR8302054A/pt unknown
- 1983-04-20 SE SE8302235A patent/SE453264B/sv not_active IP Right Cessation
- 1983-04-21 DE DE19833314424 patent/DE3314424A1/de active Granted
- 1983-04-22 NL NL8301426A patent/NL8301426A/nl not_active Application Discontinuation
- 1983-04-22 FR FR8306628A patent/FR2525583B1/fr not_active Expired
- 1983-04-22 AU AU13898/83A patent/AU551803B2/en not_active Ceased
- 1983-04-22 IT IT20748/83A patent/IT1161231B/it active
- 1983-04-22 IL IL68465A patent/IL68465A/xx unknown
- 1983-04-25 NO NO831441A patent/NO157925C/no unknown
- 1983-04-25 FI FI831408A patent/FI71676C/sv not_active IP Right Cessation
- 1983-04-25 DK DK180783A patent/DK159718C/da not_active IP Right Cessation
- 1983-04-26 JP JP58074868A patent/JPS58199701A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
NO157925C (no) | 1988-06-15 |
BR8302054A (pt) | 1983-12-27 |
CH653571A5 (de) | 1986-01-15 |
AU551803B2 (en) | 1986-05-08 |
FI71676C (sv) | 1987-02-09 |
NO157925B (no) | 1988-03-07 |
DK180783A (da) | 1983-10-27 |
DE3314424A1 (de) | 1983-11-10 |
AU1389883A (en) | 1983-11-03 |
FR2525583B1 (fr) | 1988-04-01 |
DK159718C (da) | 1991-04-22 |
US4451578A (en) | 1984-05-29 |
BE896503A (fr) | 1983-08-16 |
JPS58199701A (ja) | 1983-11-21 |
GB2119276A (en) | 1983-11-16 |
IT1161231B (it) | 1987-03-18 |
IL68465A (en) | 1986-09-30 |
GB8309930D0 (en) | 1983-05-18 |
NL8301426A (nl) | 1983-11-16 |
JPH0413025B2 (sv) | 1992-03-06 |
FI831408A0 (fi) | 1983-04-25 |
IT8320748A0 (it) | 1983-04-22 |
ZA832670B (en) | 1983-12-28 |
FI71676B (fi) | 1986-10-31 |
FI831408L (fi) | 1983-10-27 |
CA1197225A (en) | 1985-11-26 |
SE453264B (sv) | 1988-01-25 |
FR2525583A1 (fr) | 1983-10-28 |
DK180783D0 (da) | 1983-04-25 |
IL68465A0 (en) | 1983-07-31 |
GB2119276B (en) | 1986-07-16 |
DK159718B (da) | 1990-11-26 |
DE3314424C2 (sv) | 1991-10-17 |
NO831441L (no) | 1983-10-27 |
SE8302235D0 (sv) | 1983-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 8302235-0 Effective date: 19910117 Format of ref document f/p: F |