FI60240C - Vaermebehandling av lakningsrester fraon hydrometallurgisk produktion av zink - Google Patents
Vaermebehandling av lakningsrester fraon hydrometallurgisk produktion av zink Download PDFInfo
- Publication number
- FI60240C FI60240C FI750851A FI750851A FI60240C FI 60240 C FI60240 C FI 60240C FI 750851 A FI750851 A FI 750851A FI 750851 A FI750851 A FI 750851A FI 60240 C FI60240 C FI 60240C
- Authority
- FI
- Finland
- Prior art keywords
- zinc
- lead
- slag
- furnace
- residue
- Prior art date
Links
- 239000011701 zinc Substances 0.000 claims description 46
- 239000011133 lead Substances 0.000 claims description 44
- 229910052725 zinc Inorganic materials 0.000 claims description 39
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 31
- 239000002893 slag Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 26
- 238000000605 extraction Methods 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 230000002829 reductive effect Effects 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 9
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 9
- 229910052681 coesite Inorganic materials 0.000 claims description 7
- 229910052906 cristobalite Inorganic materials 0.000 claims description 7
- 229910052682 stishovite Inorganic materials 0.000 claims description 7
- 229910052905 tridymite Inorganic materials 0.000 claims description 7
- 239000010970 precious metal Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 229910000464 lead oxide Inorganic materials 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- 150000004763 sulfides Chemical class 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 2
- 235000013980 iron oxide Nutrition 0.000 claims 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims 1
- 239000012768 molten material Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- 239000000571 coke Substances 0.000 description 12
- 239000002244 precipitate Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 235000012239 silicon dioxide Nutrition 0.000 description 10
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 229910052935 jarosite Inorganic materials 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 7
- 230000008929 regeneration Effects 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 235000012255 calcium oxide Nutrition 0.000 description 5
- 229910052745 lead Inorganic materials 0.000 description 5
- 235000012245 magnesium oxide Nutrition 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910000514 dolomite Inorganic materials 0.000 description 4
- 239000010459 dolomite Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004868 gas analysis Methods 0.000 description 4
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 229910021653 sulphate ion Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 235000011116 calcium hydroxide Nutrition 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 3
- 235000009529 zinc sulphate Nutrition 0.000 description 3
- 239000011686 zinc sulphate Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- -1 ammonium ions Chemical class 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- LWUVWAREOOAHDW-UHFFFAOYSA-N lead silver Chemical compound [Ag].[Pb] LWUVWAREOOAHDW-UHFFFAOYSA-N 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- MQWCQFCZUNBTCM-UHFFFAOYSA-N 2-tert-butyl-6-(3-tert-butyl-2-hydroxy-5-methylphenyl)sulfanyl-4-methylphenol Chemical compound CC(C)(C)C1=CC(C)=CC(SC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O MQWCQFCZUNBTCM-UHFFFAOYSA-N 0.000 description 1
- 235000003625 Acrocomia mexicana Nutrition 0.000 description 1
- 244000202285 Acrocomia mexicana Species 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 101100032401 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) pyr-4 gene Proteins 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229940056932 lead sulfide Drugs 0.000 description 1
- 229910052981 lead sulfide Inorganic materials 0.000 description 1
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- WGEATSXPYVGFCC-UHFFFAOYSA-N zinc ferrite Chemical compound O=[Zn].O=[Fe]O[Fe]=O WGEATSXPYVGFCC-UHFFFAOYSA-N 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 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
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/30—Obtaining zinc or zinc oxide from metallic residues or scraps
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO741026 | 1974-03-21 | ||
| NO741026A NO135428C (index.php) | 1974-03-21 | 1974-03-21 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI750851A7 FI750851A7 (index.php) | 1975-09-22 |
| FI60240B FI60240B (fi) | 1981-08-31 |
| FI60240C true FI60240C (fi) | 1981-12-10 |
Family
ID=19881532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI750851A FI60240C (fi) | 1974-03-21 | 1975-03-21 | Vaermebehandling av lakningsrester fraon hydrometallurgisk produktion av zink |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4072503A (index.php) |
| BE (1) | BE826939A (index.php) |
| DE (1) | DE2512180A1 (index.php) |
| ES (1) | ES435817A1 (index.php) |
| FI (1) | FI60240C (index.php) |
| FR (1) | FR2264879B1 (index.php) |
| GB (1) | GB1485911A (index.php) |
| NL (1) | NL7503449A (index.php) |
| NO (1) | NO135428C (index.php) |
| SE (1) | SE403383B (index.php) |
| YU (1) | YU36994B (index.php) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE841411A (fr) * | 1976-02-27 | 1976-09-01 | Fusion electrique de residus de sulfates de plomb | |
| AU558715B2 (en) * | 1983-02-23 | 1987-02-05 | Japan Mining Promotive Foundation, The | Obtaining zn by distillation |
| US5538532A (en) * | 1995-03-02 | 1996-07-23 | Complete Recovery Process | Methods for recycling electric arc furnace dust |
| KR101084927B1 (ko) * | 2003-07-04 | 2011-11-17 | 유미코르 | 아연 잔류물로부터 비철 금속을 회수하는 방법 |
| ATE365233T1 (de) * | 2003-09-29 | 2007-07-15 | Umicore Nv | Verfahren und vorrichtung zur gewinnung von nichteisenmetallen aus zinkrückständen |
| CA2668506C (en) * | 2006-11-02 | 2013-05-28 | Umicore | Recovery of non-ferrous metals from by-products of the zinc and lead industry using electric smelting with submerged plasma |
| US7905941B2 (en) * | 2006-11-02 | 2011-03-15 | Umicore | Recovery of non-ferrous metals from by-products of the zinc and lead industry using electric smelting with submerged plasma |
| US20090197174A1 (en) * | 2006-12-22 | 2009-08-06 | Umicore | Synthesis of Electroactive Crystalline Nanometric LiMnPO4 Powder |
| ATE513321T1 (de) * | 2007-03-19 | 2011-07-15 | Umicore Nv | Zimmertemperatur-einphasen-li-einfüge-/- extraktionsmaterial zur verwendung in einer batterie auf li-basis |
| EP1997919A1 (fr) * | 2007-05-24 | 2008-12-03 | Paul Wurth S.A. | Procédé de valorisation de résidus riches en zinc et en sulfates |
| EP3036348B1 (en) * | 2013-08-19 | 2018-10-17 | Glencore Technology Pty Ltd. | Treatment of high sulphur solids |
| ITUB20154943A1 (it) * | 2015-10-28 | 2017-04-28 | Ecotec Gestione Impianti S R L | Procedimento per la preparazione di un concentrato contenente metalli, metalli rari e terre rare da residui generati nella filiera di produzione dello zinco, e concentrato così ottenibile. |
| ITUB20154661A1 (it) * | 2015-10-14 | 2017-04-14 | Ecotec Gestione Impianti S R L | Procedimento per la preparazione di un concentrato contenente metalli, metalli rari e terre rare da residui generati nella filiera di produzione dello zinco, e concentrato cosi ottenibile. |
| EP3362582B1 (en) * | 2015-10-14 | 2021-08-25 | Ecotec Gestione Impianti S.r.l. | A method for producing a concentrate containing metais, rare metals and rare earth metals from residuals generated in the zinc production chain and concentrate obtained by said method |
| CN112080645A (zh) * | 2020-10-10 | 2020-12-15 | 中国恩菲工程技术有限公司 | 从含锌烟灰中回收氧化锌和铁的方法及装置 |
| CN115786728B (zh) * | 2023-01-29 | 2023-06-02 | 中南大学 | 强化高锌熔体内有价金属还原回收的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1466793A (en) * | 1922-09-29 | 1923-09-04 | Eustis | Process of separating and recovering iron and zinc from sulphide ores |
| US2984562A (en) * | 1957-03-14 | 1961-05-16 | Metallgesellschaft Ag | Process for the production of lead from its sulfidic ores or concentrates thereof |
| US3493365A (en) * | 1965-03-31 | 1970-02-03 | Electrolyt Zinc Australasia | Treatment of zinc plant residue |
| NO123248B (index.php) * | 1969-10-02 | 1971-10-18 | Norske Zinkkompani As | |
| CA893624A (en) * | 1969-10-27 | 1972-02-22 | J. Themelis Nickolas | Direct process for smelting of lead sulphide concentrates to lead |
| US3743501A (en) * | 1971-08-17 | 1973-07-03 | American Metal Climax Inc | Zinc recovery process |
-
1974
- 1974-03-21 NO NO741026A patent/NO135428C/no unknown
-
1975
- 1975-03-19 GB GB1145875A patent/GB1485911A/en not_active Expired
- 1975-03-19 US US05/559,706 patent/US4072503A/en not_active Expired - Lifetime
- 1975-03-20 BE BE154552A patent/BE826939A/xx not_active IP Right Cessation
- 1975-03-20 ES ES435817A patent/ES435817A1/es not_active Expired
- 1975-03-20 FR FR7508792A patent/FR2264879B1/fr not_active Expired
- 1975-03-20 DE DE19752512180 patent/DE2512180A1/de not_active Ceased
- 1975-03-20 YU YU69775A patent/YU36994B/xx unknown
- 1975-03-20 SE SE7503221A patent/SE403383B/xx not_active IP Right Cessation
- 1975-03-21 NL NL7503449A patent/NL7503449A/xx not_active Application Discontinuation
- 1975-03-21 FI FI750851A patent/FI60240C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7503449A (nl) | 1975-09-23 |
| YU36994B (en) | 1984-08-31 |
| YU69775A (en) | 1982-06-18 |
| AU7935875A (en) | 1976-09-23 |
| BE826939A (fr) | 1975-07-16 |
| FI60240B (fi) | 1981-08-31 |
| DE2512180A1 (de) | 1975-10-09 |
| FI750851A7 (index.php) | 1975-09-22 |
| SE403383B (sv) | 1978-08-14 |
| NO741026L (index.php) | 1975-09-23 |
| NO135428C (index.php) | 1977-04-05 |
| FR2264879A1 (index.php) | 1975-10-17 |
| NO135428B (index.php) | 1976-12-27 |
| ES435817A1 (es) | 1976-12-01 |
| US4072503A (en) | 1978-02-07 |
| FR2264879B1 (index.php) | 1978-10-27 |
| GB1485911A (en) | 1977-09-14 |
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Owner name: DET NORSKE ZINKKOMPANI A/S |