NO833137L - Fremgangsmaate ved utvinning av nyttige produkter fra vrakprodukter erholdt ved fremstilling av aluminiumfluorid - Google Patents
Fremgangsmaate ved utvinning av nyttige produkter fra vrakprodukter erholdt ved fremstilling av aluminiumfluoridInfo
- Publication number
- NO833137L NO833137L NO833137A NO833137A NO833137L NO 833137 L NO833137 L NO 833137L NO 833137 A NO833137 A NO 833137A NO 833137 A NO833137 A NO 833137A NO 833137 L NO833137 L NO 833137L
- Authority
- NO
- Norway
- Prior art keywords
- sodium
- aluminum
- fluoroaluminate
- fluorine
- alkali metal
- Prior art date
Links
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 25
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 title claims description 20
- 238000002360 preparation method Methods 0.000 title description 2
- 238000011084 recovery Methods 0.000 title description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000011734 sodium Substances 0.000 claims abstract description 32
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 30
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 29
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 27
- 239000000047 product Substances 0.000 claims abstract description 27
- 239000011737 fluorine Substances 0.000 claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002253 acid Substances 0.000 claims abstract description 11
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 8
- 239000000706 filtrate Substances 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims abstract description 5
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims abstract 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 26
- 235000012239 silicon dioxide Nutrition 0.000 claims description 26
- -1 alkali metal salt Chemical class 0.000 claims description 16
- 239000011780 sodium chloride Substances 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims description 8
- 150000001340 alkali metals Chemical class 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 4
- 159000000000 sodium salts Chemical class 0.000 claims description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 3
- 235000011152 sodium sulphate Nutrition 0.000 claims description 3
- 229910001413 alkali metal ion Inorganic materials 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 238000005406 washing Methods 0.000 abstract description 14
- 239000002244 precipitate Substances 0.000 abstract description 13
- 229910001415 sodium ion Inorganic materials 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 6
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 47
- 229910001610 cryolite Inorganic materials 0.000 description 31
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 21
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 20
- PPPLOTGLKDTASM-UHFFFAOYSA-A pentasodium;pentafluoroaluminum(2-);tetrafluoroalumanuide Chemical compound [F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[F-].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3] PPPLOTGLKDTASM-UHFFFAOYSA-A 0.000 description 10
- 229910000029 sodium carbonate Inorganic materials 0.000 description 10
- 239000012452 mother liquor Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 7
- 230000004907 flux Effects 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- DNEHKUCSURWDGO-UHFFFAOYSA-N aluminum sodium Chemical compound [Na].[Al] DNEHKUCSURWDGO-UHFFFAOYSA-N 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000003828 vacuum filtration Methods 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 2
- VIFFFMXDCOQHKO-UHFFFAOYSA-N F.[AlH3] Chemical compound F.[AlH3] VIFFFMXDCOQHKO-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 238000011085 pressure filtration Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910001392 phosphorus oxide Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/50—Fluorides
- C01F7/54—Double compounds containing both aluminium and alkali metals or alkaline-earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/50—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
- Plural Heterocyclic Compounds (AREA)
- Chemical Treatment Of Metals (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8200045A SE437015B (sv) | 1982-01-07 | 1982-01-07 | Forfarande for utvinning av anvendbara produkter fran avfallsprodukter herrorande fran framstellning av aluminiumfluorid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO833137L true NO833137L (no) | 1983-09-01 |
Family
ID=20345647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO833137A NO833137L (no) | 1982-01-07 | 1983-09-01 | Fremgangsmaate ved utvinning av nyttige produkter fra vrakprodukter erholdt ved fremstilling av aluminiumfluorid |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4560540A (fi) |
| EP (1) | EP0085287B1 (fi) |
| JP (1) | JPS58502201A (fi) |
| AT (1) | ATE21238T1 (fi) |
| AU (1) | AU551374B2 (fi) |
| BR (1) | BR8208048A (fi) |
| CA (1) | CA1196173A (fi) |
| DE (1) | DE3272494D1 (fi) |
| FI (1) | FI71113C (fi) |
| NO (1) | NO833137L (fi) |
| SE (1) | SE437015B (fi) |
| WO (1) | WO1983002444A1 (fi) |
| YU (1) | YU1883A (fi) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE439477B (sv) * | 1982-10-13 | 1985-06-17 | Boliden Ab | Forfarande for produktion av huvudsakligen ren kiselsyra fran avfallskiselsyra |
| SE453078B (sv) * | 1986-09-09 | 1988-01-11 | Alufluor Ab | Forfarande for forbettring av cementbruks och betongs egenskaper |
| US5242670A (en) * | 1992-07-02 | 1993-09-07 | Gehringer Ronald C | Method for hydrofluoric acid digestion of silica/alumina matrix material for the production of silicon tetrafluoride, aluminum fluoride and other residual metal fluorides and oxides |
| US8388925B2 (en) * | 2009-12-30 | 2013-03-05 | Memc Electronic Materials, Inc. | Methods for producing aluminum trifluoride |
| KR20180035212A (ko) * | 2015-07-21 | 2018-04-05 | 솔베이(소시에떼아노님) | 전기화학적 측정 고리로 보조되는 플루오린-함유 화합물의 제조 |
| CN115215345B (zh) * | 2022-08-16 | 2023-03-14 | 科顺防水科技股份有限公司 | 一种提纯氟硅酸法副产白炭黑及制备冰晶石的方法 |
| CN115536049B (zh) * | 2022-10-19 | 2024-02-09 | 广东臻鼎环境科技有限公司 | 制备冰晶石的方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR957414A (fi) * | 1944-02-05 | 1950-02-20 | ||
| GB762635A (en) * | 1953-10-29 | 1956-11-28 | Vaw Ver Aluminium Werke Ag | Process of producing cryolite from washing and waste liquors containing sodium fluoride |
| US2916352A (en) * | 1956-09-14 | 1959-12-08 | Grace W R & Co | Artificial cryolite process |
| US3175882A (en) * | 1961-12-19 | 1965-03-30 | Ralph B Derr | Production of aluminum fluoride |
| US3493330A (en) * | 1966-11-22 | 1970-02-03 | Reynolds Metals Co | Beneficiation of cryolite material |
| AT303684B (de) * | 1970-08-25 | 1972-12-11 | Chemie Linz Ag | Verfahren zur Herstellung von Kryolith |
| AT315128B (de) * | 1971-04-29 | 1974-05-10 | Rudarsko Topionicarski Basen B | Verfahren zur gleichzeitigen Gewinnung von Na3A1F6 und aktivem SiO2 |
| AT308708B (de) * | 1971-05-07 | 1973-07-25 | Chemie Linz Ag | Verfahren zur gemeinsamen Abscheidung des Aluminiums und des Fluors aus verdünnten Kieselsäure enthaltenden wässerigen Lösungen |
| AT314474B (de) * | 1971-09-17 | 1974-04-10 | Uzina De Superfosfati Si Acid | Verfahren zur Herstellung von Aluminiumfluorid und Kryolith |
| US3755532A (en) * | 1972-06-07 | 1973-08-28 | Reynolds Metals Co | Method of making naf or naf/aif3involving the reaction of sodium sulfate with fluosilicic acid |
| SE430593B (sv) * | 1981-01-16 | 1983-11-28 | Boliden Ab | Forfarande for att utvinna anvendbara produkter ur avfallsprodukter fran aluminiumfluoridframstellning |
-
1982
- 1982-01-07 SE SE8200045A patent/SE437015B/sv not_active IP Right Cessation
- 1982-12-21 AU AU10441/83A patent/AU551374B2/en not_active Ceased
- 1982-12-21 BR BR8208048A patent/BR8208048A/pt unknown
- 1982-12-21 WO PCT/SE1982/000434 patent/WO1983002444A1/en active IP Right Grant
- 1982-12-21 DE DE8282850262T patent/DE3272494D1/de not_active Expired
- 1982-12-21 US US06/534,464 patent/US4560540A/en not_active Expired - Fee Related
- 1982-12-21 AT AT82850262T patent/ATE21238T1/de not_active IP Right Cessation
- 1982-12-21 EP EP82850262A patent/EP0085287B1/en not_active Expired
- 1982-12-21 JP JP83500171A patent/JPS58502201A/ja active Pending
- 1982-12-30 CA CA000418755A patent/CA1196173A/en not_active Expired
-
1983
- 1983-01-06 YU YU00018/83A patent/YU1883A/xx unknown
- 1983-09-01 NO NO833137A patent/NO833137L/no unknown
- 1983-09-06 FI FI833184A patent/FI71113C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1196173A (en) | 1985-11-05 |
| SE437015B (sv) | 1985-02-04 |
| US4560540A (en) | 1985-12-24 |
| EP0085287B1 (en) | 1986-08-06 |
| FI71113B (fi) | 1986-08-14 |
| BR8208048A (pt) | 1983-11-22 |
| FI71113C (fi) | 1986-11-24 |
| YU1883A (en) | 1986-02-28 |
| JPS58502201A (ja) | 1983-12-22 |
| ATE21238T1 (de) | 1986-08-15 |
| DE3272494D1 (en) | 1986-09-11 |
| AU551374B2 (en) | 1986-04-24 |
| FI833184A (fi) | 1983-09-06 |
| FI833184A0 (fi) | 1983-09-06 |
| EP0085287A1 (en) | 1983-08-10 |
| AU1044183A (en) | 1983-07-28 |
| SE8200045L (sv) | 1983-07-08 |
| WO1983002444A1 (en) | 1983-07-21 |
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