CA1138650A - Purification of nickel chloride solutions - Google Patents
Purification of nickel chloride solutionsInfo
- Publication number
- CA1138650A CA1138650A CA000344931A CA344931A CA1138650A CA 1138650 A CA1138650 A CA 1138650A CA 000344931 A CA000344931 A CA 000344931A CA 344931 A CA344931 A CA 344931A CA 1138650 A CA1138650 A CA 1138650A
- Authority
- CA
- Canada
- Prior art keywords
- nickel
- cobalt
- iron
- copper
- organic
- 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
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 title claims abstract description 48
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 title claims abstract description 48
- 238000000746 purification Methods 0.000 title abstract description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 318
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 281
- 239000000243 solution Substances 0.000 claims abstract description 169
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 153
- 239000010949 copper Substances 0.000 claims abstract description 150
- 229910052802 copper Inorganic materials 0.000 claims abstract description 138
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 137
- 239000010941 cobalt Substances 0.000 claims abstract description 137
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 137
- 229910052742 iron Inorganic materials 0.000 claims abstract description 132
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000011701 zinc Substances 0.000 claims abstract description 99
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 claims abstract description 93
- 239000012535 impurity Substances 0.000 claims abstract description 89
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 84
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 71
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000000638 solvent extraction Methods 0.000 claims abstract description 60
- 239000003960 organic solvent Substances 0.000 claims abstract description 49
- 239000002253 acid Substances 0.000 claims abstract description 24
- 239000007864 aqueous solution Substances 0.000 claims abstract description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 85
- 230000008569 process Effects 0.000 claims description 77
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 54
- 238000000605 extraction Methods 0.000 claims description 28
- 239000000047 product Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- YKGBNAGNNUEZQC-UHFFFAOYSA-N 6-methyl-n,n-bis(6-methylheptyl)heptan-1-amine Chemical compound CC(C)CCCCCN(CCCCCC(C)C)CCCCCC(C)C YKGBNAGNNUEZQC-UHFFFAOYSA-N 0.000 claims description 24
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 19
- 239000012527 feed solution Substances 0.000 claims description 17
- 229940075397 calomel Drugs 0.000 claims description 13
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 230000006872 improvement Effects 0.000 claims description 7
- RIIFPDUMQWZISY-UHFFFAOYSA-L [H][Cl][Ni](Cl)Cl Chemical compound [H][Cl][Ni](Cl)Cl RIIFPDUMQWZISY-UHFFFAOYSA-L 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000005201 scrubbing Methods 0.000 claims description 4
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical compound [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 claims description 2
- 229940108928 copper Drugs 0.000 claims 73
- 229940093635 tributyl phosphate Drugs 0.000 claims 43
- 239000012632 extractable Substances 0.000 claims 17
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 6
- 238000004064 recycling Methods 0.000 claims 2
- QUQFTIVBFKLPCL-UHFFFAOYSA-L copper;2-amino-3-[(2-amino-2-carboxylatoethyl)disulfanyl]propanoate Chemical compound [Cu+2].[O-]C(=O)C(N)CSSCC(N)C([O-])=O QUQFTIVBFKLPCL-UHFFFAOYSA-L 0.000 claims 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 claims 1
- -1 and optionally Chemical compound 0.000 abstract description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 238000002386 leaching Methods 0.000 description 6
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000011068 loading method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 229910017518 Cu Zn Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 229910001447 ferric ion Inorganic materials 0.000 description 4
- 229910017752 Cu-Zn Inorganic materials 0.000 description 3
- 229910017943 Cu—Zn Inorganic materials 0.000 description 3
- 229910017709 Ni Co Inorganic materials 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- 239000003518 caustics Substances 0.000 description 3
- 150000001805 chlorine compounds Chemical class 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 229940069002 potassium dichromate Drugs 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000007857 degradation product Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000894007 species Species 0.000 description 2
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000243321 Cnidaria Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003266 NiCo Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000658 coextraction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910001448 ferrous ion Inorganic materials 0.000 description 1
- 229910001710 laterite Inorganic materials 0.000 description 1
- 239000011504 laterite Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 235000012254 magnesium hydroxide Nutrition 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- VRRFSFYSLSPWQY-UHFFFAOYSA-N sulfanylidenecobalt Chemical class [Co]=S VRRFSFYSLSPWQY-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/08—Halides; Oxyhalides
- C01G53/09—Chlorides; Oxychlorides
-
- 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
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/28—Amines
- C22B3/282—Aliphatic amines
-
- 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
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
- C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
- C22B3/3846—Phosphoric acid, e.g. (O)P(OH)3
-
- 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)
- Manufacturing & Machinery (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12,782 | 1979-02-16 | ||
| US06/012,782 US4221765A (en) | 1979-02-16 | 1979-02-16 | Purification of nickel chloride solutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1138650A true CA1138650A (en) | 1983-01-04 |
Family
ID=21756669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000344931A Expired CA1138650A (en) | 1979-02-16 | 1980-02-01 | Purification of nickel chloride solutions |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4221765A (en, 2012) |
| JP (1) | JPS55113845A (en, 2012) |
| AU (1) | AU530957B2 (en, 2012) |
| BE (1) | BE881559A (en, 2012) |
| BR (1) | BR8000840A (en, 2012) |
| CA (1) | CA1138650A (en, 2012) |
| DE (1) | DE3005447A1 (en, 2012) |
| FR (1) | FR2449064A1 (en, 2012) |
| GB (1) | GB2041345B (en, 2012) |
| NL (1) | NL8000100A (en, 2012) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6014212B2 (ja) * | 1980-09-25 | 1985-04-12 | 株式会社大金製作所 | ダンパ−デイスク |
| GB2214883B (en) * | 1988-02-23 | 1992-10-07 | Norman Henry Gale | Attachment means whereby a motorcycle is operated as a three wheeled vehicle |
| KR960005510B1 (ko) * | 1993-07-02 | 1996-04-25 | 포항종합제철주식회사 | 폐니켈양극활용 고순도 염화니켈의 제조방법 |
| BRPI0515145A (pt) * | 2004-09-13 | 2008-07-08 | Canopean Pty Ltd | processo para preparação de solução de extraente orgánica carregada com nìquel |
| JP6176491B2 (ja) * | 2014-03-26 | 2017-08-09 | 住友金属鉱山株式会社 | 塩化ニッケル水溶液の脱銅方法 |
| JP6149795B2 (ja) * | 2014-04-30 | 2017-06-21 | 住友金属鉱山株式会社 | ３級アミン抽出剤による溶媒抽出方法 |
| RU2571743C1 (ru) * | 2014-09-09 | 2015-12-20 | Лидия Алексеевна Воропанова | Экстракция ионов цинка (ii) из водных растворов трибутилфосфатом |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3085054A (en) * | 1960-02-25 | 1963-04-09 | Falconbridge Nickel Mines Ltd | Recovery of nickel |
| FR1284737A (fr) * | 1961-02-15 | 1962-02-16 | Falconbridge Nickel Mines Ltd | Récupération du nickel |
| GB1060201A (en) * | 1965-02-01 | 1967-03-01 | Imp Smelting Corp Ltd | Improvements in or relating to the separation of zinc from cadmium |
| CA1009461A (en) * | 1973-09-17 | 1977-05-03 | Irwin J. Itzkovitch | Solvent extraction process |
| JPS544323B2 (en, 2012) * | 1973-09-21 | 1979-03-06 | ||
| FR2277894A1 (fr) * | 1974-07-10 | 1976-02-06 | Nickel Le | Procede hydrometallurgique pour le traitement des nodules polymetalliques des oceans |
| FR2277895A1 (fr) * | 1974-07-10 | 1976-02-06 | Nickel Le | Procede pour la production de valeurs metalliques a partir de ferro-nickel |
| FR2295128A1 (fr) * | 1974-12-18 | 1976-07-16 | Commissariat Energie Atomique | Procede d'extraction d'elements metalliques des nodules sous-marins |
| FR2334756A2 (fr) * | 1975-12-12 | 1977-07-08 | Nickel Sln Ste Metallurg | Procede hydrometallurgique pour le traitement de mattes de nickel |
| FR2297925A1 (fr) * | 1975-01-16 | 1976-08-13 | Nickel Le | Procede hydrometallurgique pour le traitement de mattes de nickel |
| FR2325723A1 (fr) * | 1975-09-26 | 1977-04-22 | Asturienne Mines Comp Royale | Procede de revalorisation de residus de metallurgie electrolytique du zinc par recuperation des metaux contenus |
| US4113588A (en) * | 1976-03-09 | 1978-09-12 | Solex Research Corporation Of Japan | Process for recovery of waste H2 SO4 and HCl |
-
1979
- 1979-02-16 US US06/012,782 patent/US4221765A/en not_active Expired - Lifetime
- 1979-12-20 GB GB7943931A patent/GB2041345B/en not_active Expired
- 1979-12-20 AU AU54054/79A patent/AU530957B2/en not_active Ceased
-
1980
- 1980-01-08 NL NL8000100A patent/NL8000100A/nl not_active Application Discontinuation
- 1980-02-01 CA CA000344931A patent/CA1138650A/en not_active Expired
- 1980-02-05 BE BE0/199274A patent/BE881559A/fr not_active IP Right Cessation
- 1980-02-12 BR BR8000840A patent/BR8000840A/pt unknown
- 1980-02-13 FR FR8003126A patent/FR2449064A1/fr active Granted
- 1980-02-14 DE DE19803005447 patent/DE3005447A1/de not_active Withdrawn
- 1980-02-15 JP JP1676980A patent/JPS55113845A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2449064A1 (fr) | 1980-09-12 |
| BE881559A (fr) | 1980-05-30 |
| US4221765A (en) | 1980-09-09 |
| FR2449064B1 (en, 2012) | 1983-08-26 |
| JPS55113845A (en) | 1980-09-02 |
| GB2041345B (en) | 1983-03-09 |
| AU530957B2 (en) | 1983-08-04 |
| DE3005447A1 (de) | 1980-08-28 |
| BR8000840A (pt) | 1980-10-29 |
| NL8000100A (nl) | 1980-08-19 |
| AU5405479A (en) | 1980-08-21 |
| GB2041345A (en) | 1980-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE602004009307T2 (de) | Verfahren zur rückgewinnung von wertmetallen aus grundmetalloxide enthaltendem werkstoff | |
| US4288304A (en) | Hydrometallurgical process for treatment of sulphur ores | |
| WO2000053820A1 (en) | Recovery of nickel and cobalt from ore | |
| CA2914142A1 (en) | Method of recovering copper and precious metals | |
| CA1138650A (en) | Purification of nickel chloride solutions | |
| CN103160688A (zh) | 锌粉置换法从含锗浸出液中制备锗精矿的方法 | |
| US8916116B2 (en) | Separation of iron from value metals in leaching of laterite ores | |
| US5228903A (en) | Method for stripping metals in solvent extraction | |
| CA2040541C (en) | Method for stripping metals in solvent extraction | |
| JP3823307B2 (ja) | 高純度コバルト溶液の製造方法 | |
| AU2009203188B2 (en) | Method for scrubbing an amine type extractant after stripping | |
| JP5423973B2 (ja) | 超硬合金スクラップの処理方法 | |
| JP5502178B2 (ja) | 銀の回収方法 | |
| Redden et al. | Hydrometallurgical recovery of critical metals from hardface alloy grinding waste: a laboratory study | |
| AU2005241090B2 (en) | Interlaced series parallel configuration for metal solvent extraction plants | |
| CN114164349A (zh) | 高铜含量钼矿除杂的方法和高铜含量钼矿除杂与溶液闭路循环的方法 | |
| JP5423972B2 (ja) | 超硬合金スクラップの処理方法 | |
| KR102320891B1 (ko) | 스크랩으로부터 루테늄과 코발트의 회수 방법 | |
| US3984520A (en) | Separation of nickel and cobalt and manganese in solution | |
| JP2010174359A (ja) | 有機溶媒の活性化処理方法 | |
| DE2150505A1 (de) | Verfahren zur Gewinnung von Nickel,Kobalt und Kupfer aus eisenhaltigen Oxyden | |
| CA1193267A (en) | 3,5-dicarboxy pyridine compounds | |
| Sengupta et al. | An approach to produce pure manganese sulphate solution by Jarosite Process | |
| AU2004233790A1 (en) | Interlaced series parallel configuration for metal solvent extraction plants |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |