SE440794B - Forfarande for upparbetning av arsenikhaltiga restprodukter och/eller metallsulfidkoncentrat for utvinning av arsenik - Google Patents
Forfarande for upparbetning av arsenikhaltiga restprodukter och/eller metallsulfidkoncentrat for utvinning av arsenikInfo
- Publication number
- SE440794B SE440794B SE8001847A SE8001847A SE440794B SE 440794 B SE440794 B SE 440794B SE 8001847 A SE8001847 A SE 8001847A SE 8001847 A SE8001847 A SE 8001847A SE 440794 B SE440794 B SE 440794B
- Authority
- SE
- Sweden
- Prior art keywords
- arsenic
- slag
- melt
- furnace
- content
- Prior art date
Links
- 229910052785 arsenic Inorganic materials 0.000 title claims description 57
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims description 52
- 238000000034 method Methods 0.000 title claims description 16
- 239000012141 concentrate Substances 0.000 title claims description 8
- 229910052976 metal sulfide Inorganic materials 0.000 title claims description 4
- 238000000605 extraction Methods 0.000 title claims description 3
- 239000002893 slag Substances 0.000 claims description 29
- GOLCXWYRSKYTSP-UHFFFAOYSA-N Arsenious Acid Chemical compound O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000155 melt Substances 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 6
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 5
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical class [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 3
- -1 ferrous metals Chemical class 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 15
- 239000000463 material Substances 0.000 description 12
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 239000012071 phase Substances 0.000 description 8
- 239000010802 sludge Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000010410 dusting Methods 0.000 description 4
- 239000012717 electrostatic precipitator Substances 0.000 description 4
- 239000012467 final product Substances 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- IKWTVSLWAPBBKU-UHFFFAOYSA-N a1010_sial Chemical compound O=[As]O[As]=O IKWTVSLWAPBBKU-UHFFFAOYSA-N 0.000 description 3
- 229960002594 arsenic trioxide Drugs 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910000413 arsenic oxide Inorganic materials 0.000 description 2
- COHDHYZHOPQOFD-UHFFFAOYSA-N arsenic pentoxide Chemical compound O=[As](=O)O[As](=O)=O COHDHYZHOPQOFD-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- NMLUQMQPJQWTFK-UHFFFAOYSA-N arsanylidynecobalt Chemical compound [As]#[Co] NMLUQMQPJQWTFK-UHFFFAOYSA-N 0.000 description 1
- 150000001495 arsenic compounds Chemical class 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229940093920 gynecological arsenic compound Drugs 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000010891 toxic waste Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/11—Removing sulfur, phosphorus or arsenic other than by roasting
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/005—Oxides; Hydroxides; Oxyacids
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B30/00—Obtaining antimony, arsenic or bismuth
- C22B30/04—Obtaining arsenic
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8001847A SE440794B (sv) | 1980-03-10 | 1980-03-10 | Forfarande for upparbetning av arsenikhaltiga restprodukter och/eller metallsulfidkoncentrat for utvinning av arsenik |
| PT7254381A PT72543B (en) | 1980-03-10 | 1981-02-19 | A method for working-up arsenic-containing waste products |
| CA000371628A CA1154971A (en) | 1980-03-10 | 1981-02-24 | Method for working-up arsenic-containing waste products |
| GR64281A GR74478B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-03-10 | 1981-03-02 | |
| PCT/SE1981/000061 WO1981002568A1 (en) | 1980-03-10 | 1981-03-04 | A method for working-up arsenic-containing waste products |
| JP50087881A JPS57500242A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-03-10 | 1981-03-04 | |
| US06/608,269 US4489046A (en) | 1980-03-10 | 1981-03-04 | Method for working-up arsenic-containing waste |
| FR8104438A FR2477437A1 (fr) | 1980-03-10 | 1981-03-05 | Procede de traitement de dechets renfermant de l'arsenic |
| ES500200A ES8202370A1 (es) | 1980-03-10 | 1981-03-09 | Un metodo de convertir un producto residual que contiene ar-senico en una forma desechable sustancialmente exenta de ar-senico |
| IT2024081A IT1141996B (it) | 1980-03-10 | 1981-03-10 | Metodo per trattare prodotti di scarico contenenti arsenico |
| FI813324A FI70565C (fi) | 1980-03-10 | 1981-10-23 | Foerfarande foer behandling av arsenikhaltiga avfall |
| PH25307A PH16451A (en) | 1980-03-10 | 1983-03-09 | A method for working-up arsenic-containing waste products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8001847A SE440794B (sv) | 1980-03-10 | 1980-03-10 | Forfarande for upparbetning av arsenikhaltiga restprodukter och/eller metallsulfidkoncentrat for utvinning av arsenik |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8001847L SE8001847L (sv) | 1981-09-11 |
| SE440794B true SE440794B (sv) | 1985-08-19 |
Family
ID=20340464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8001847A SE440794B (sv) | 1980-03-10 | 1980-03-10 | Forfarande for upparbetning av arsenikhaltiga restprodukter och/eller metallsulfidkoncentrat for utvinning av arsenik |
Country Status (12)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5110353A (en) * | 1987-08-25 | 1992-05-05 | Asarco Incorporated | Process for the recovery and separation of arsenic from antimony |
| US4808221A (en) * | 1987-08-25 | 1989-02-28 | Asarco Incorporated | Process for the recovery and separation of arsenic from antimony |
| US5282881A (en) * | 1989-08-24 | 1994-02-01 | Ausmelt Pty. Ltd. | Smelting of metallurgical waste materials containing iron compounds and toxic elements |
| US5769961A (en) * | 1995-05-16 | 1998-06-23 | The University Of Chicago | Remediation of arsenic-contaminated soils and groundwaters |
| US5972073A (en) * | 1997-10-02 | 1999-10-26 | The University Of Dayton | Recovery of the components of group III-V material aqueous wastes |
| RU2121895C1 (ru) * | 1997-12-31 | 1998-11-20 | Винокуров Станислав Федорович | Способ уничтожения и утилизации бумажных денежных знаков и других ценных бумаг |
| US6126719A (en) * | 1998-01-21 | 2000-10-03 | The University Of Dayton | Recovery of group III element component from group III-V waste materials |
| DE19947343A1 (de) * | 1999-10-01 | 2001-04-12 | Abb Schweiz Ag | Verfahren zum Schmelzen von schwermetallhaltigen Stoffen |
| RU2163889C1 (ru) * | 2000-02-24 | 2001-03-10 | Саратовский государственный университет им. Н.Г. Чернышевского | Способ получения оксида мышьяка |
| RU2198707C1 (ru) * | 2001-12-13 | 2003-02-20 | Демахин Анатолий Григорьевич | Способ переработки продуктов детоксикации люизита |
| BG65687B1 (bg) * | 2004-07-26 | 2009-06-30 | Ет "Стефан Кънев" | Метод за преработване на цинкови шлаки |
| CN100432247C (zh) * | 2004-10-22 | 2008-11-12 | 奥托昆普技术公司 | 一种对含砷的氧化物副产品进行再处理的方法 |
| CN102061389B (zh) * | 2010-11-15 | 2012-07-04 | 武汉工程大学 | 一种含砷冶金污泥回收砷和富集重金属的方法 |
| FI125347B (en) * | 2013-11-21 | 2015-09-15 | Outotec Finland Oy | A method for treating a lead anode slurry |
| CN107674983A (zh) * | 2017-11-16 | 2018-02-09 | 梁瑞兵 | 砷冰铁混炼处理含砷烟尘的冶炼装置及方法 |
| CN108504872B (zh) * | 2018-04-16 | 2020-06-05 | 北京科技大学 | 一种综合处理白烟尘及硫化砷渣的方法 |
| WO2019217683A1 (en) * | 2018-05-10 | 2019-11-14 | Lixivia, Inc. | Compositions and methods for treatment of mine tailings |
| CN111151550A (zh) * | 2018-11-07 | 2020-05-15 | 祥云县黄金工业有限责任公司 | 一种含砷废渣无害化处理工艺 |
| CN111440954B (zh) * | 2020-05-13 | 2025-01-10 | 河南昌宜有色金属有限公司 | 一种从高砷烟尘中回收砷的方法和装置 |
| CN113457293B (zh) * | 2020-11-12 | 2022-08-12 | 广东天源环境科技有限公司 | 含砷气体处理装置和高砷金属矿粉脱砷设备 |
| CN113862493B (zh) * | 2021-09-27 | 2022-07-08 | 红河砷业有限责任公司 | 有色冶炼含砷物料协同处理与利用的方法 |
| CN114890469B (zh) * | 2022-06-22 | 2023-11-14 | 国投金城冶金有限责任公司 | 一种三氧化二砷提纯系统及提纯方法 |
| CN115751993B (zh) * | 2022-12-06 | 2025-08-08 | 成都易态科技有限公司 | 出炉炉气的温度调节方法和处理方法 |
| CN116099852B (zh) * | 2022-12-21 | 2024-12-06 | 福建省矿投环保科技有限公司 | 一种含氧化砷和硫危废渣的无害化处理及回收氧化砷方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US527312A (en) * | 1894-10-09 | Method of smelting | ||
| GB189609076A (en) * | 1896-04-30 | 1896-12-12 | Thomas Pulsford Sims | Improvements in the Manufacture of White Arsenic. |
| US894764A (en) * | 1906-06-15 | 1908-07-28 | Utley Wedge | Process of preparing arsenic trioxid. |
| US900467A (en) * | 1906-10-30 | 1908-10-06 | Ralph Baggaley | Method of recovering values from flue-dust and fines. |
| US943752A (en) * | 1909-08-16 | 1909-12-21 | Nathan H Livingston | Process of reclaiming or recovering values from dust. |
| US1713127A (en) * | 1920-11-10 | 1929-05-14 | American Smelting Refining | Direct production of arsenic oxide |
| US1718825A (en) * | 1927-03-03 | 1929-06-25 | American Metal Co Ltd | Process for removing arsenic from ores, speiss, and other metallurgical products |
| US1782418A (en) * | 1927-04-08 | 1930-11-25 | Anaconda Copper Mining Co | Recovering metals |
| US1763435A (en) * | 1927-06-10 | 1930-06-10 | Lindblad Axel Rudolf | Method of treating arsenious ore |
| US2295219A (en) * | 1940-05-10 | 1942-09-08 | Kalling Bo Michael Sture | Process for treating metallurgical slags |
| US2650159A (en) * | 1949-11-23 | 1953-08-25 | Dorr Co | Treating arsenical gold ores |
| DE1113312B (de) * | 1957-11-27 | 1961-08-31 | Vickers Electrical Co Ltd | Verfahren zum Reinigen von Arsen |
| US3380819A (en) * | 1966-01-28 | 1968-04-30 | Premium Iron Ores Ltd | Method for removing arsenic from iron ores |
-
1980
- 1980-03-10 SE SE8001847A patent/SE440794B/sv not_active IP Right Cessation
-
1981
- 1981-02-19 PT PT7254381A patent/PT72543B/pt unknown
- 1981-02-24 CA CA000371628A patent/CA1154971A/en not_active Expired
- 1981-03-02 GR GR64281A patent/GR74478B/el unknown
- 1981-03-04 US US06/608,269 patent/US4489046A/en not_active Expired - Fee Related
- 1981-03-04 JP JP50087881A patent/JPS57500242A/ja active Pending
- 1981-03-04 WO PCT/SE1981/000061 patent/WO1981002568A1/en active IP Right Grant
- 1981-03-05 FR FR8104438A patent/FR2477437A1/fr active Granted
- 1981-03-09 ES ES500200A patent/ES8202370A1/es not_active Expired
- 1981-03-10 IT IT2024081A patent/IT1141996B/it active
- 1981-10-23 FI FI813324A patent/FI70565C/fi not_active IP Right Cessation
-
1983
- 1983-03-09 PH PH25307A patent/PH16451A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57500242A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-02-12 |
| IT8120240A0 (it) | 1981-03-10 |
| PH16451A (en) | 1983-10-12 |
| SE8001847L (sv) | 1981-09-11 |
| FI70565C (fi) | 1986-09-24 |
| FI70565B (fi) | 1986-06-06 |
| ES500200A0 (es) | 1982-01-16 |
| FR2477437B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1985-05-03 |
| PT72543B (en) | 1982-02-10 |
| CA1154971A (en) | 1983-10-11 |
| FR2477437A1 (fr) | 1981-09-11 |
| GR74478B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-06-28 |
| PT72543A (en) | 1981-03-01 |
| ES8202370A1 (es) | 1982-01-16 |
| US4489046A (en) | 1984-12-18 |
| FI813324L (fi) | 1981-10-23 |
| WO1981002568A1 (en) | 1981-09-17 |
| IT1141996B (it) | 1986-10-08 |
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