CA1101225A - Cobalt ion exchange process - Google Patents
Cobalt ion exchange processInfo
- Publication number
- CA1101225A CA1101225A CA280,487A CA280487A CA1101225A CA 1101225 A CA1101225 A CA 1101225A CA 280487 A CA280487 A CA 280487A CA 1101225 A CA1101225 A CA 1101225A
- Authority
- CA
- Canada
- Prior art keywords
- cobalt
- solution
- ion exchange
- ammoniacal
- copper
- 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
Links
- 238000005342 ion exchange Methods 0.000 title claims abstract description 31
- 229910001429 cobalt ion Inorganic materials 0.000 title abstract description 3
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical group [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 title abstract description 3
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 111
- 239000010941 cobalt Substances 0.000 claims abstract description 111
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 111
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 48
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 30
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052802 copper Inorganic materials 0.000 claims abstract description 28
- 239000010949 copper Substances 0.000 claims abstract description 28
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 11
- 125000002091 cationic group Chemical group 0.000 claims abstract description 10
- 238000010828 elution Methods 0.000 claims abstract description 10
- 239000000243 solution Substances 0.000 claims description 85
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 33
- 229920005989 resin Polymers 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 17
- 238000000605 extraction Methods 0.000 claims description 12
- 238000002386 leaching Methods 0.000 claims description 12
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- HLQQMPGKASWZPH-UHFFFAOYSA-N diethyl hexyl phosphate Chemical group CCCCCCOP(=O)(OCC)OCC HLQQMPGKASWZPH-UHFFFAOYSA-N 0.000 claims description 3
- 238000000638 solvent extraction Methods 0.000 claims description 3
- 238000009877 rendering Methods 0.000 claims description 2
- 125000002843 carboxylic acid group Chemical group 0.000 claims 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical group OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 claims 2
- 238000004064 recycling Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 12
- 229940075397 calomel Drugs 0.000 abstract description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 18
- 229910052799 carbon Inorganic materials 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 8
- 241000894007 species Species 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 229920001429 chelating resin Polymers 0.000 description 5
- 239000012074 organic phase Substances 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- -1 cobalt com-plexes Chemical class 0.000 description 3
- FWABRVJYGBOLEM-UHFFFAOYSA-N diazanium;azane;carbonate Chemical compound N.[NH4+].[NH4+].[O-]C([O-])=O FWABRVJYGBOLEM-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003077 lignite Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000011067 equilibration Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000001117 sulphuric acid Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- RIZUCYSQUWMQLX-UHFFFAOYSA-N 2,3-dimethylbenzoic acid Chemical compound CC1=CC=CC(C(O)=O)=C1C RIZUCYSQUWMQLX-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000007034 Carum copticum Nutrition 0.000 description 1
- 244000302413 Carum copticum Species 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 description 1
- 241000677647 Proba Species 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000012042 active reagent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- OXSWKJLAKXNIFG-UHFFFAOYSA-N azane sulfuric acid Chemical compound N.N.N.OS(O)(=O)=O OXSWKJLAKXNIFG-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 229910021446 cobalt carbonate Inorganic materials 0.000 description 1
- ZOTKGJBKKKVBJZ-UHFFFAOYSA-L cobalt(2+);carbonate Chemical compound [Co+2].[O-]C([O-])=O ZOTKGJBKKKVBJZ-UHFFFAOYSA-L 0.000 description 1
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- VRRFSFYSLSPWQY-UHFFFAOYSA-N sulfanylidenecobalt Chemical compound [Co]=S VRRFSFYSLSPWQY-UHFFFAOYSA-N 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 235000013311 vegetables Nutrition 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
- C22B23/0461—Treatment or purification of solutions, e.g. obtained by leaching by chemical methods
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- 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
- C22B47/00—Obtaining manganese
- C22B47/0018—Treating ocean floor nodules
- C22B47/0045—Treating ocean floor nodules by wet processes
- C22B47/0081—Treatment or purification of solutions, e.g. obtained by leaching
-
- 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
- C22B47/00—Obtaining manganese
- C22B47/0018—Treating ocean floor nodules
- C22B47/009—Treating ocean floor nodules refining, e.g. separation of metals obtained by the above methods
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/726,994 US4042665A (en) | 1976-09-27 | 1976-09-27 | Cobalt ion exchange process |
| US726,994 | 1976-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1101225A true CA1101225A (en) | 1981-05-19 |
Family
ID=24920899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA280,487A Expired CA1101225A (en) | 1976-09-27 | 1977-06-14 | Cobalt ion exchange process |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4042665A (Direct) |
| JP (1) | JPS5342118A (Direct) |
| AU (1) | AU507141B2 (Direct) |
| BE (1) | BE855733A (Direct) |
| CA (1) | CA1101225A (Direct) |
| CU (1) | CU34756A (Direct) |
| DE (1) | DE2731707C3 (Direct) |
| DO (1) | DOP1977002501A (Direct) |
| FR (1) | FR2365640A1 (Direct) |
| GB (1) | GB1566486A (Direct) |
| NO (1) | NO149849C (Direct) |
| PH (1) | PH13066A (Direct) |
| ZA (1) | ZA774087B (Direct) |
| ZM (1) | ZM5377A1 (Direct) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1089653A (en) * | 1977-02-25 | 1980-11-18 | Verner B. Sefton | Selective recovery of nickel and cobalt or copper and zinc from solution |
| CA1095731A (en) * | 1977-12-28 | 1981-02-17 | Juraj Babjak | Stripping of cobalt from nickel-cobalt loaded organic |
| US4261737A (en) * | 1979-10-31 | 1981-04-14 | Uop Inc. | Recovery of cobalt values |
| AU583588B2 (en) * | 1985-02-06 | 1989-05-04 | Sumitomo Electric Industries, Ltd. | Gas reaction apparatus and multi-wall pipe type burner therefor |
| RU2125105C1 (ru) * | 1996-12-06 | 1999-01-20 | Внедренческий научно-экспериментальный центр "Экотур"(ИП ВНЭЦ) | Способ извлечения никеля из отработанных растворов гальванических производств |
| RU2116363C1 (ru) * | 1997-07-15 | 1998-07-27 | Акционерное Общество Открытого Типа "Новосибирский завод Химконцентратов" | Способ десорбции металла |
| RU2263718C1 (ru) * | 2004-04-12 | 2005-11-10 | Северо-Кавказский горно-металлургический институт (государственный технологический университет) (СКГМИ (ГТУ) | Способ совместного или селективного извлечения ионов тяжелых металлов из водных растворов |
| TW200624151A (en) * | 2004-11-12 | 2006-07-16 | Monsanto Technology Llc | Recovery of noble metals from aqueous process streams |
| BRPI0604853B1 (pt) * | 2006-10-27 | 2016-03-08 | Vale Do Rio Doce Co | método para produção de cobalto metálico a partir de refinado de extração por solventes de níquel |
| FR2909179B1 (fr) * | 2006-11-29 | 2009-01-16 | Commissariat Energie Atomique | Procede de mesure du pouvoir complexant global d'une solution comprenant plusieurs especes chimiques complexantes |
| RU2352654C2 (ru) * | 2007-01-30 | 2009-04-20 | Дмитрий Борисович Басков | Способ извлечения никеля из никельсодержащих растворов |
| RU2433195C2 (ru) * | 2009-07-02 | 2011-11-10 | Дмитрий Борисович Басков | Способ извлечения никеля из никельсодержащих продуктивных растворов сернокислотного подземного или кучного выщелачивания |
| JP5154622B2 (ja) * | 2010-03-02 | 2013-02-27 | Ｊｘ日鉱日石金属株式会社 | 銅含有水溶液に含まれるコバルトの回収方法 |
| CA2740249C (en) * | 2010-05-25 | 2015-08-04 | Dow Global Technologies Llc | A process for separating copper and nickel from cobalt containing solutions |
| CN115072924A (zh) * | 2022-06-30 | 2022-09-20 | 金川集团股份有限公司 | 一种碳酸钴工业废水除重除氨氮的方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3003866A (en) * | 1958-06-18 | 1961-10-10 | Dow Chemical Co | Selective elution of copper, nickel, and cobalt from aminocarboxylic acid chelate exchange resins |
| US3082081A (en) * | 1960-05-19 | 1963-03-19 | Dow Chemical Co | Selective separation of luteo cobalt from ammoniacal solutions containing divalent copper and/or divalent nickel by preferential adsorption on a chelating resin |
| GB1014477A (en) * | 1961-11-09 | 1965-12-22 | Snia Viscosa | Process for the recovery of cobalt catalysts |
| US3235377A (en) * | 1962-11-23 | 1966-02-15 | Union Carbide Corp | Use of an anion exchange resin to absorb cobalt from a solution containing cobalt and nickel |
| US3402042A (en) * | 1965-03-24 | 1968-09-17 | Northfield Mines Inc | Recovery of nickel and cobalt from an aqueous solution |
| US3399055A (en) * | 1965-06-21 | 1968-08-27 | Eldorado Mining & Refining Ltd | Separation of cobalt by liquid extraction from acid solutions |
| US3438768A (en) * | 1965-06-21 | 1969-04-15 | Eldorado Mining & Refining Ltd | Separation of cobalt from nickel by extraction from ammonical solution |
| US3607236A (en) * | 1969-09-22 | 1971-09-21 | Parkman T Brooks | Reclaiming of superalloy scrap |
| FR2131820B1 (Direct) * | 1971-03-29 | 1973-12-07 | Nickel Le | |
| CA1018363A (en) * | 1974-04-11 | 1977-10-04 | Donald R. Weir | Process for recovering metals from metal ammine bearing ammonium salt solutions using ion exchange resin |
-
1976
- 1976-09-27 US US05/726,994 patent/US4042665A/en not_active Expired - Lifetime
-
1977
- 1977-06-14 CA CA280,487A patent/CA1101225A/en not_active Expired
- 1977-06-16 BE BE178477A patent/BE855733A/xx not_active IP Right Cessation
- 1977-06-24 GB GB26506/77A patent/GB1566486A/en not_active Expired
- 1977-07-04 DO DO1977002501A patent/DOP1977002501A/es unknown
- 1977-07-06 ZM ZM53/77A patent/ZM5377A1/xx unknown
- 1977-07-13 DE DE2731707A patent/DE2731707C3/de not_active Expired
- 1977-07-18 FR FR7723165A patent/FR2365640A1/fr active Granted
- 1977-07-22 NO NO772620A patent/NO149849C/no unknown
- 1977-07-28 PH PH20043A patent/PH13066A/en unknown
- 1977-07-28 AU AU27392/77A patent/AU507141B2/en not_active Expired
- 1977-08-03 ZA ZA00774087A patent/ZA774087B/xx unknown
- 1977-08-23 CU CU7734756A patent/CU34756A/es unknown
- 1977-09-21 JP JP11275177A patent/JPS5342118A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CU34756A (es) | 1981-09-09 |
| DE2731707A1 (de) | 1978-03-30 |
| BE855733A (fr) | 1977-10-17 |
| AU2739277A (en) | 1979-02-01 |
| ZA774087B (en) | 1978-06-28 |
| FR2365640B1 (Direct) | 1983-06-24 |
| NO149849C (no) | 1984-07-04 |
| PH13066A (en) | 1979-11-23 |
| NO149849B (no) | 1984-03-26 |
| JPS5342118A (en) | 1978-04-17 |
| DOP1977002501A (es) | 1982-03-22 |
| GB1566486A (en) | 1980-04-30 |
| ZM5377A1 (en) | 1978-03-21 |
| DE2731707B2 (de) | 1979-08-23 |
| NO772620L (no) | 1978-03-29 |
| AU507141B2 (en) | 1980-02-07 |
| US4042665A (en) | 1977-08-16 |
| FR2365640A1 (fr) | 1978-04-21 |
| DE2731707C3 (de) | 1980-05-22 |
| JPS5536693B2 (Direct) | 1980-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |