OA10088A - Cyanide recycling process - Google Patents
Cyanide recycling process Download PDFInfo
- Publication number
- OA10088A OA10088A OA60534A OA60534A OA10088A OA 10088 A OA10088 A OA 10088A OA 60534 A OA60534 A OA 60534A OA 60534 A OA60534 A OA 60534A OA 10088 A OA10088 A OA 10088A
- Authority
- OA
- OAPI
- Prior art keywords
- cyanide
- recited
- slurry
- stream
- vaste
- Prior art date
Links
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 80
- 230000008569 process Effects 0.000 title claims abstract description 71
- 238000004064 recycling Methods 0.000 title claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 54
- 239000010970 precious metal Substances 0.000 claims abstract description 22
- 238000011084 recovery Methods 0.000 claims description 33
- 239000002253 acid Substances 0.000 claims description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052737 gold Inorganic materials 0.000 claims description 9
- 239000010931 gold Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 3
- 235000011149 sulphuric acid Nutrition 0.000 claims description 3
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 239000007789 gas Substances 0.000 description 26
- 239000000463 material Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 238000012856 packing Methods 0.000 description 12
- 239000007787 solid Substances 0.000 description 12
- 239000000203 mixture Substances 0.000 description 10
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- -1 cyanide anions Chemical class 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 229940100603 hydrogen cyanide Drugs 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000011800 void material Substances 0.000 description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000002535 acidifier Substances 0.000 description 3
- 239000003518 caustics Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 239000003002 pH adjusting agent Substances 0.000 description 2
- 238000010979 pH adjustment Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 2
- 229940083608 sodium hydroxide Drugs 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 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 1
- 229920001817 Agar Polymers 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 241000135309 Processus Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009102 absorption Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003957 anion exchange resin Substances 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- LEKPFOXEZRZPGW-UHFFFAOYSA-N copper;dicyanide Chemical compound [Cu+2].N#[C-].N#[C-] LEKPFOXEZRZPGW-UHFFFAOYSA-N 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- DCYOBGZUOMKFPA-UHFFFAOYSA-N iron(2+);iron(3+);octadecacyanide Chemical compound [Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] DCYOBGZUOMKFPA-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009103 reabsorption Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229940044609 sulfur dioxide Drugs 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/817,288 US5254153A (en) | 1988-10-21 | 1992-01-06 | Cyanide recycling process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| OA10088A true OA10088A (en) | 1996-12-18 |
Family
ID=25222743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| OA60534A OA10088A (en) | 1992-01-06 | 1994-07-06 | Cyanide recycling process |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5254153A (es) |
| AU (1) | AU665981B2 (es) |
| CA (1) | CA2127437C (es) |
| EC (1) | ECSP920895A (es) |
| NZ (1) | NZ246781A (es) |
| OA (1) | OA10088A (es) |
| RU (1) | RU2103398C1 (es) |
| WO (1) | WO1993014231A1 (es) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5411575A (en) * | 1994-03-25 | 1995-05-02 | E. I. Du Pont De Nemours And Company | Hydrometallurgical extraction process |
| US5961833A (en) * | 1997-06-09 | 1999-10-05 | Hw Process Technologies, Inc. | Method for separating and isolating gold from copper in a gold processing system |
| GB2341602A (en) | 1997-06-09 | 2000-03-22 | Hw Process Technologies Inc | Method for separating and isolating precious metals from non precious metals dissolved in solutions |
| US6200545B1 (en) | 1999-01-22 | 2001-03-13 | Dreisinger Consulting Inc | Cyanide recovery by solvent extraction |
| US20030015061A1 (en) * | 2001-07-18 | 2003-01-23 | Chase Charles E. | Catalytic reactor for volatile minerals |
| US20050067341A1 (en) * | 2003-09-25 | 2005-03-31 | Green Dennis H. | Continuous production membrane water treatment plant and method for operating same |
| AP2476A (en) * | 2006-02-03 | 2012-09-27 | Basf Se | Metal cyanide comprising aqueous solutions for thecyanide process for extracting gold and silver |
| US7691346B2 (en) * | 2007-06-19 | 2010-04-06 | Chemical Lime Company | Process for recausticizing cyanide leach solutions |
| WO2009037596A2 (en) | 2007-09-17 | 2009-03-26 | Barrick Gold Corporation | Method to improve recovery of gold from double refractory gold ores |
| EA020884B1 (ru) * | 2007-09-18 | 2015-02-27 | Баррик Гольд Корпорейшн | Способ восстановления золота из тугоплавких сульфидных руд |
| US8262770B2 (en) | 2007-09-18 | 2012-09-11 | Barrick Gold Corporation | Process for controlling acid in sulfide pressure oxidation processes |
| AU2011240779B2 (en) | 2010-04-12 | 2014-12-04 | Cyanco Holding Corporation | Process for high concentration cation exchange metathesis |
| EP2643338B1 (en) | 2010-11-23 | 2016-04-06 | Lexington Pharmaceuticals Laboratories, LLC | Low temperature chlorination of carbohydrates |
| DK2646452T3 (da) | 2011-10-14 | 2016-06-20 | Lexington Pharmaceutical Laboratories Llc | Chlorering af carbohydrater og carbohydratderivater |
| US11104596B2 (en) * | 2018-07-06 | 2021-08-31 | Clearwater BioLogic LLC | Bioreactor, system, and method for reduction of sulfates from surface waters |
| CN113044857B (zh) * | 2020-12-30 | 2023-05-23 | 重庆柒兴克米科技有限公司 | 高收率制取高纯氰化钠或氰化钾的生产工艺 |
| CN116274302B (zh) * | 2022-11-22 | 2026-01-16 | 山东(烟台)中日产业技术研究院(烟台市产业技术研究院) | 一种氰化尾渣氰化物蒸发脱毒方法 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US494054A (en) * | 1893-03-21 | birkin | ||
| US496950A (en) * | 1893-05-09 | Gomerie | ||
| CA698706A (en) * | 1964-11-24 | American Cyanamid Company | Leaching of copper from ores with cyanide and recovery of copper from cyanide solutions | |
| US705698A (en) * | 1901-06-10 | 1902-07-29 | Robert H Officer | Cyanid process of working gold, silver, or other ores. |
| US823576A (en) * | 1903-12-30 | 1906-06-19 | Craig R Arnold | Process of extracting metals from their ores. |
| US820810A (en) * | 1905-08-14 | 1906-05-15 | Philidelphia Cyanide Process Company | Process of extracting precious metals from their ores. |
| US1387289A (en) * | 1918-03-21 | 1921-08-09 | Merrill Co | Cyaniding process |
| GB1050303A (es) * | 1964-12-14 | 1900-01-01 | ||
| US3592586A (en) * | 1969-02-17 | 1971-07-13 | Franke Plating Works | Method for treating cyanide wastes |
| US3617567A (en) * | 1969-05-15 | 1971-11-02 | Du Pont | Destruction of cyanide in aqueous solutions |
| CA1124897A (en) * | 1979-10-26 | 1982-06-01 | Cominco Ltd. | Process for the removal of cyanides from effluent |
| US4289532A (en) * | 1979-12-03 | 1981-09-15 | Freeport Minerals Company | Process for the recovery of gold from carbonaceous ores |
| US4312760A (en) * | 1980-02-19 | 1982-01-26 | Neville Roy G | Method for the removal of free and complex cyanides from water |
| US4267159A (en) * | 1980-08-08 | 1981-05-12 | Crane Co. | Cyanide recovery |
| GB2091713B (en) * | 1981-01-28 | 1984-03-21 | Inco Ltd | Process for the removal of cyanide from aqueous solutions |
| DE3330795A1 (de) * | 1983-08-26 | 1985-04-18 | MNR Reprocessing, Inc., Wilmington, Del. | Verfahren zur gewinnung von kupfer sowie gegebenenfalls silber und gold durch laugung oxidischer und sulfidischer materialien mit wasserloeslichen cyaniden |
| ES8506355A1 (es) * | 1984-03-13 | 1985-07-16 | Nunez Alvarez Carlos | Procedimiento para mejorar el rendimiento de extraccion de plata y oro en los minerales de gossan |
| US4578163A (en) * | 1984-12-03 | 1986-03-25 | Homestake Mining Company | Gold recovery process |
| US4708804A (en) * | 1985-06-28 | 1987-11-24 | Resource Technology Associates | Method for recovery of cyanide from waste streams |
| US4624837A (en) * | 1985-12-30 | 1986-11-25 | Shell Oil Company | Particulates and iron cyanide complex removal |
| US4734270A (en) * | 1986-04-11 | 1988-03-29 | Touro Freddie J | Sulfide treatment to inhibit mercury adsorption onto activated carbon in carbon-in-pulp gold recovery circuits |
| US4752400A (en) * | 1986-06-25 | 1988-06-21 | Viking Industries | Separation of metallic and cyanide ions from electroplating solutions |
| EP0355109A4 (en) * | 1987-04-23 | 1990-03-12 | Golconda Eng & Mining | SYSTEM AND METHOD FOR THE EXTRACTION OF CYANIDE FROM RESIDUE LIQUID. |
| CA1336020C (en) * | 1987-08-17 | 1995-06-20 | Geoffrey Robert. Browne | Clarification process |
| US4994243A (en) * | 1988-10-21 | 1991-02-19 | Cyprus Minerals Company | Cyanide regeneration process |
-
1992
- 1992-01-06 US US07/817,288 patent/US5254153A/en not_active Expired - Lifetime
- 1992-12-17 EC EC1992000895A patent/ECSP920895A/es unknown
-
1993
- 1993-01-04 WO PCT/US1993/000048 patent/WO1993014231A1/en not_active Ceased
- 1993-01-04 AU AU34327/93A patent/AU665981B2/en not_active Ceased
- 1993-01-04 NZ NZ246781A patent/NZ246781A/en not_active IP Right Cessation
- 1993-01-04 RU RU94046460A patent/RU2103398C1/ru not_active IP Right Cessation
- 1993-01-04 CA CA002127437A patent/CA2127437C/en not_active Expired - Fee Related
-
1994
- 1994-07-06 OA OA60534A patent/OA10088A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU3432793A (en) | 1993-08-03 |
| NZ246781A (en) | 1997-03-24 |
| RU94046460A (ru) | 1997-05-27 |
| RU2103398C1 (ru) | 1998-01-27 |
| AU665981B2 (en) | 1996-01-25 |
| WO1993014231A1 (en) | 1993-07-22 |
| CA2127437A1 (en) | 1993-07-22 |
| CA2127437C (en) | 2003-05-13 |
| ECSP920895A (es) | 1993-12-15 |
| US5254153A (en) | 1993-10-19 |
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