DE3787761D1 - Adsorptionsprozess. - Google Patents
Adsorptionsprozess.Info
- Publication number
- DE3787761D1 DE3787761D1 DE87304775T DE3787761T DE3787761D1 DE 3787761 D1 DE3787761 D1 DE 3787761D1 DE 87304775 T DE87304775 T DE 87304775T DE 3787761 T DE3787761 T DE 3787761T DE 3787761 D1 DE3787761 D1 DE 3787761D1
- Authority
- DE
- Germany
- Prior art keywords
- unit
- passages
- units
- adsorption process
- sectional area
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/30—Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer
-
- 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
- B01J23/78—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 alkali- or alkaline earth metals
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0462—Temperature swing adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30223—Cylinder
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30296—Other shapes
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/304—Composition or microstructure of the elements
- B01J2219/30416—Ceramic
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/304—Composition or microstructure of the elements
- B01J2219/30475—Composition or microstructure of the elements comprising catalytically active material
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/308—Details relating to random packing elements filling or discharging the elements into or from packed columns
- B01J2219/3081—Orientation of the packing elements within the column or vessel
- B01J2219/3085—Ordered or stacked packing elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Of Gases By Adsorption (AREA)
- Saccharide Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Steroid Compounds (AREA)
- Gas Separation By Absorption (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868614297A GB8614297D0 (en) | 1986-06-12 | 1986-06-12 | Bed packing material |
EP86308277A EP0222541B1 (de) | 1985-11-08 | 1986-10-24 | Bettfüllmaterial |
GB878704243A GB8704243D0 (en) | 1987-02-24 | 1987-02-24 | Absorption process |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3787761D1 true DE3787761D1 (de) | 1993-11-18 |
DE3787761T2 DE3787761T2 (de) | 1994-02-03 |
Family
ID=27229383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87304775T Expired - Fee Related DE3787761T2 (de) | 1986-06-12 | 1987-05-29 | Adsorptionsprozess. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4758253A (de) |
EP (1) | EP0252596B1 (de) |
AT (1) | ATE95720T1 (de) |
AU (1) | AU604242B2 (de) |
CA (1) | CA1302906C (de) |
DE (1) | DE3787761T2 (de) |
ES (1) | ES2044927T3 (de) |
IN (1) | IN170825B (de) |
NO (1) | NO872440L (de) |
NZ (1) | NZ220523A (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5017204A (en) * | 1990-01-25 | 1991-05-21 | Air Products And Chemicals, Inc. | Dephlegmator process for the recovery of helium |
US5183563A (en) * | 1991-04-18 | 1993-02-02 | Shell Oil Company | System for removal and disposal of minor amounts of organics from contaminated water |
US5116510A (en) * | 1991-05-06 | 1992-05-26 | Air Products And Chemicals, Inc. | Separation of liquid mixtures by thermal swing adsorption |
US5176798A (en) * | 1991-05-17 | 1993-01-05 | Shell Oil Company | System for removal and disposal of minor amounts of organics from contaminated water |
US5346535A (en) * | 1991-08-23 | 1994-09-13 | Engelhard Corporation | Use of crystalline molecular sieves containing charged octahedral sites in removing volatile organic compounds from a mixture of the same |
US6063161A (en) | 1996-04-24 | 2000-05-16 | Sofinoy Societte Financiere D'innovation Inc. | Flow regulated pressure swing adsorption system |
USRE38493E1 (en) * | 1996-04-24 | 2004-04-13 | Questair Technologies Inc. | Flow regulated pressure swing adsorption system |
US6056804A (en) * | 1997-06-30 | 2000-05-02 | Questor Industries Inc. | High frequency rotary pressure swing adsorption apparatus |
US7094275B2 (en) * | 1997-12-01 | 2006-08-22 | Questair Technologies, Inc. | Modular pressure swing adsorption apparatus |
RU2217220C2 (ru) * | 1997-12-01 | 2003-11-27 | Квестэйр Текнолоджис, Инк. | Модульное устройство адсорбции с колебанием давления |
US6051050A (en) * | 1997-12-22 | 2000-04-18 | Questor Industries Inc. | Modular pressure swing adsorption with energy recovery |
US6921597B2 (en) * | 1998-09-14 | 2005-07-26 | Questair Technologies Inc. | Electrical current generation system |
AU5381200A (en) | 1999-06-09 | 2001-01-02 | Questair Technologies, Inc. | Rotary pressure swing adsorption apparatus |
JP5188663B2 (ja) * | 1999-06-10 | 2013-04-24 | エア プロダクツ アンド ケミカルズ インコーポレイテッド | 圧力スイング吸着式化学反応器 |
CA2274388A1 (en) * | 1999-06-10 | 2000-12-10 | Bowie Keefer | Surge adsorber flow regulation for modular pressure swing adsorption |
CA2274312A1 (en) * | 1999-06-10 | 2000-12-10 | Kevin A. Kaupert | Modular pressure swing adsorption apparatus with clearance-type valve seals |
US6231644B1 (en) | 1999-07-23 | 2001-05-15 | The Boc Group, Inc. | Air separation using monolith adsorbent bed |
US6521019B2 (en) | 1999-07-23 | 2003-02-18 | The Boc Group, Inc. | Air separation using monolith adsorbent bed |
US6514319B2 (en) * | 1999-12-09 | 2003-02-04 | Questair Technologies Inc. | Life support oxygen concentrator |
US7250073B2 (en) * | 1999-12-09 | 2007-07-31 | Questair Technologies, Inc. | Life support oxygen concentrator |
CA2306311C (en) | 2000-04-20 | 2007-04-10 | Quest Air Gases Inc. | Absorbent laminate structures |
CA2320551C (en) | 2000-09-25 | 2005-12-13 | Questair Technologies Inc. | Compact pressure swing adsorption apparatus |
WO2002035623A2 (en) * | 2000-10-27 | 2002-05-02 | Questair Technologies Inc. | Systems and processes for providing hydrogen to fuel cells |
US7097925B2 (en) * | 2000-10-30 | 2006-08-29 | Questair Technologies Inc. | High temperature fuel cell power plant |
CA2325072A1 (en) * | 2000-10-30 | 2002-04-30 | Questair Technologies Inc. | Gas separation for molten carbonate fuel cell |
CA2430271A1 (en) * | 2000-12-08 | 2002-06-13 | Questair Technologies Inc. | Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source |
CA2329475A1 (en) * | 2000-12-11 | 2002-06-11 | Andrea Gibbs | Fast cycle psa with adsorbents sensitive to atmospheric humidity |
US6902602B2 (en) * | 2002-03-14 | 2005-06-07 | Questair Technologies Inc. | Gas separation by combined pressure swing and displacement purge |
DE60316280D1 (de) * | 2002-03-14 | 2007-10-25 | Questair Technologies Inc | Wasserstoffrückführung für festoxid-brennstoffzellen |
US7285350B2 (en) | 2002-09-27 | 2007-10-23 | Questair Technologies Inc. | Enhanced solid oxide fuel cell systems |
US20040197612A1 (en) * | 2003-02-26 | 2004-10-07 | Questair Technologies Inc. | Hydrogen recycle for high temperature fuel cells |
US20040197616A1 (en) * | 2003-04-01 | 2004-10-07 | Edlund David J. | Oxidant-enriched fuel cell system |
US7443803B2 (en) * | 2004-03-23 | 2008-10-28 | Fujitsu Limited | Estimating and managing network traffic |
US20050249645A1 (en) * | 2004-05-05 | 2005-11-10 | Eaton Corporation | Catalyst and adsorbant bed configurations suitable for mobile applications |
US7189280B2 (en) | 2004-06-29 | 2007-03-13 | Questair Technologies Inc. | Adsorptive separation of gas streams |
WO2006052937A2 (en) * | 2004-11-05 | 2006-05-18 | Questair Technologies, Inc. | Separation of carbon dioxide from other gases |
US7833311B2 (en) * | 2004-12-20 | 2010-11-16 | Idatech, Llc | Temperature-based breakthrough detection and pressure swing adsorption systems and fuel processing systems including the same |
US7393382B2 (en) * | 2004-12-20 | 2008-07-01 | Idatech Llc | Temperature-based breakthrough detection and pressure swing adsorption systems and fuel processing systems including the same |
US7399342B2 (en) | 2004-12-22 | 2008-07-15 | Idatech, Llc | Systems and methods for regulating heating assembly operation through pressure swing adsorption purge control |
US20070289445A1 (en) * | 2006-06-15 | 2007-12-20 | Mei Hua | Compact and efficient pressure swing oxygen concentrator |
US8070841B2 (en) * | 2007-12-12 | 2011-12-06 | Idatech, Llc | Systems and methods for supplying auxiliary fuel streams during intermittent byproduct discharge from pressure swing adsorption assemblies |
US7837765B2 (en) | 2007-12-12 | 2010-11-23 | Idatech, Llc | Systems and methods for supplying auxiliary fuel streams during intermittent byproduct discharge from pressure swing adsorption assemblies |
CN114222619A (zh) * | 2019-07-12 | 2022-03-22 | 乔治洛德方法研究和开发液化空气有限公司 | 制造高填充率复合吸附体床层的方法、包括床层的吸附器和使用吸附器的基于吸附的气体分离 |
Family Cites Families (39)
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US21004A (en) * | 1858-07-27 | Biachuitery for | ||
USRE21004E (en) | 1939-02-14 | Air conditioning system | ||
DE151786C (de) * | ||||
US2328974A (en) * | 1941-01-30 | 1943-09-07 | Honeywell Regulator Co | Air conditioning system |
US2408164A (en) * | 1942-04-25 | 1946-09-24 | Phillips Petroleum Co | Catalyst preparation |
US2859257A (en) * | 1955-05-31 | 1958-11-04 | Texas Co | Special solid adsorbent material and process employing the same |
US3176446A (en) * | 1963-05-27 | 1965-04-06 | Svenskaflakfabriken Ab | Ceramic gas conditioner |
US3292346A (en) * | 1964-03-06 | 1966-12-20 | Renard P Adams | Gas drying apparatus |
US3490201A (en) * | 1966-08-05 | 1970-01-20 | Oliver D Colvin | Method and apparatus for drying gases |
US4134743A (en) * | 1970-03-31 | 1979-01-16 | Gas Developments Corporation | Desiccant apparatus and method |
US3919369A (en) * | 1971-03-08 | 1975-11-11 | American Filtrona Corp | Method of manufacturing a self-contained low pressure drop filter |
JPS558325B1 (de) * | 1971-05-18 | 1980-03-03 | ||
US4012206A (en) * | 1972-12-02 | 1977-03-15 | Gas Developments Corporation | Air cleaning adsorption process |
LU67472A1 (de) * | 1973-04-20 | 1974-11-21 | ||
DE2425058A1 (de) * | 1974-05-24 | 1975-12-04 | Rauschert Kg P | Fuellkoerper aus keramikmaterial und deren verwendung |
DE2604032A1 (de) * | 1976-02-03 | 1977-08-04 | Janosik Manfred | Sorptionswabenkoerper aus keramik fuer stoffaustausch in gasgemischen |
JPS5547202A (en) * | 1978-09-29 | 1980-04-03 | Osaka Oxgen Ind Ltd | Treating method for ozone contained in gas |
US4214011A (en) * | 1978-12-07 | 1980-07-22 | The Procter & Gamble Company | Fiber-reinforced, activated, zeolite molecular sieve tablets and carbonation of aqueous beverages therewith |
JPS55137031A (en) * | 1979-04-11 | 1980-10-25 | Mitsubishi Heavy Ind Ltd | Block-shape assembled catalyst for removing noxious gas |
JPS56129043A (en) * | 1980-03-14 | 1981-10-08 | Ngk Insulators Ltd | Honeycomb structure of ceramic |
EP0043996B1 (de) * | 1980-07-07 | 1983-12-28 | Union Carbide Corporation | Adsorptionsverfahren, das Zeolithe enthaltende Sorbentagglomerate verwendet |
JPS5726331A (en) * | 1980-07-24 | 1982-02-12 | Toyobo Co Ltd | Air cooling system and air conditioning system using activated carbon fiber |
US4518704A (en) * | 1980-12-08 | 1985-05-21 | Kyoto Ceramic Kabushiki Kaisha | Activated carbon formed body and method of producing the same |
US4448833A (en) * | 1981-06-16 | 1984-05-15 | Nippondenso Co., Ltd. | Porous ceramic body and a method of manufacturing the same |
US4409006A (en) * | 1981-12-07 | 1983-10-11 | Mattia Manlio M | Removal and concentration of organic vapors from gas streams |
US4452612A (en) * | 1982-09-22 | 1984-06-05 | Cubemco, Inc. | Separation and purification of gases and vapors by continuous pressure-swing adsorption |
GB8323501D0 (en) * | 1983-09-01 | 1983-10-05 | Ici Plc | Making refractory units |
US4510262A (en) * | 1983-10-17 | 1985-04-09 | W. R. Grace & Co. | Doubly promoted catalyst with high geometric surface area |
US4510263A (en) * | 1983-10-17 | 1985-04-09 | W. R. Grace & Co. | Catalyst with high geometric surface area alumina extrudate and catalyst with high geometric surface area |
US4510261A (en) * | 1983-10-17 | 1985-04-09 | W. R. Grace & Co. | Catalyst with high geometric surface area |
DE3347700C2 (de) * | 1983-12-31 | 1994-07-07 | Zeolith Tech | Zeolithformling mit hoher Wärmeleitung und Verfahren zur Herstellung |
GB8405778D0 (en) * | 1984-03-06 | 1984-04-11 | Boc Group Plc | Pressure swing adsorption techniques |
JPS60191002A (ja) * | 1984-03-07 | 1985-09-28 | Osaka Oxgen Ind Ltd | 吸着法を使用して少なくとも水素を含む混合ガス中の水素を濃縮する方法 |
IL72058A (en) * | 1984-06-08 | 1988-03-31 | Ram Lavie | Method for heat and mass exchange operations |
US4594860A (en) * | 1984-09-24 | 1986-06-17 | American Solar King Corporation | Open cycle desiccant air-conditioning system and components thereof |
EP0183358B1 (de) * | 1984-10-18 | 1988-12-21 | Imperial Chemical Industries Plc | Produktion von Ammoniaksynthesegas |
DE3445289A1 (de) * | 1984-12-12 | 1986-06-19 | Basf Ag, 6700 Ludwigshafen | Geformter katalysator fuer heterogen katalysierte reaktionen |
DE3668419D1 (de) * | 1985-11-08 | 1990-03-01 | Ici Plc | Bettfuellmaterial. |
EP0223445B1 (de) * | 1985-11-08 | 1990-11-28 | Imperial Chemical Industries Plc | Geformte Gegenstände aus feuerfesten Oxiden |
-
1987
- 1987-05-29 EP EP87304775A patent/EP0252596B1/de not_active Expired - Lifetime
- 1987-05-29 ES ES87304775T patent/ES2044927T3/es not_active Expired - Lifetime
- 1987-05-29 DE DE87304775T patent/DE3787761T2/de not_active Expired - Fee Related
- 1987-05-29 AT AT87304775T patent/ATE95720T1/de not_active IP Right Cessation
- 1987-06-02 NZ NZ220523A patent/NZ220523A/xx unknown
- 1987-06-02 IN IN469/DEL/87A patent/IN170825B/en unknown
- 1987-06-10 AU AU74093/87A patent/AU604242B2/en not_active Ceased
- 1987-06-11 CA CA000539458A patent/CA1302906C/en not_active Expired - Fee Related
- 1987-06-11 US US07/060,445 patent/US4758253A/en not_active Expired - Fee Related
- 1987-06-11 NO NO872440A patent/NO872440L/no unknown
Also Published As
Publication number | Publication date |
---|---|
ATE95720T1 (de) | 1993-10-15 |
US4758253A (en) | 1988-07-19 |
IN170825B (de) | 1992-05-23 |
CA1302906C (en) | 1992-06-09 |
NZ220523A (en) | 1989-08-29 |
DE3787761T2 (de) | 1994-02-03 |
EP0252596A1 (de) | 1988-01-13 |
ES2044927T3 (es) | 1994-01-16 |
EP0252596B1 (de) | 1993-10-13 |
AU604242B2 (en) | 1990-12-13 |
NO872440D0 (no) | 1987-06-11 |
NO872440L (no) | 1987-12-14 |
AU7409387A (en) | 1987-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |