IE37279B1 - Improvements in the extraction of copper from metallic materials - Google Patents
Improvements in the extraction of copper from metallic materialsInfo
- Publication number
- IE37279B1 IE37279B1 IE223/73A IE22373A IE37279B1 IE 37279 B1 IE37279 B1 IE 37279B1 IE 223/73 A IE223/73 A IE 223/73A IE 22373 A IE22373 A IE 22373A IE 37279 B1 IE37279 B1 IE 37279B1
- Authority
- IE
- Ireland
- Prior art keywords
- copper
- solution
- leaching
- aethod
- claiaed
- Prior art date
Links
- 239000010949 copper Substances 0.000 title claims abstract description 119
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 110
- 238000000605 extraction Methods 0.000 title abstract description 13
- 239000007769 metal material Substances 0.000 title description 2
- 239000000243 solution Substances 0.000 claims abstract description 58
- 238000002386 leaching Methods 0.000 claims abstract description 40
- 239000002253 acid Substances 0.000 claims abstract description 11
- 239000012074 organic phase Substances 0.000 claims abstract description 9
- 150000001879 copper Chemical class 0.000 claims abstract description 8
- -1 hydroxy oxime Chemical class 0.000 claims abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims abstract description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract 3
- 239000011707 mineral Substances 0.000 claims abstract 3
- 238000000034 method Methods 0.000 claims description 24
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 20
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 17
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
- 239000001117 sulphuric acid Substances 0.000 claims description 11
- 235000011149 sulphuric acid Nutrition 0.000 claims description 11
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 3
- 229910000464 lead oxide Inorganic materials 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- NYQDCVLCJXRDSK-UHFFFAOYSA-N Bromofos Chemical compound COP(=S)(OC)OC1=CC(Cl)=C(Br)C=C1Cl NYQDCVLCJXRDSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- 241000220450 Cajanus cajan Species 0.000 claims 1
- 101100176165 Mus musculus Shmt1 gene Proteins 0.000 claims 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims 1
- 244000046052 Phaseolus vulgaris Species 0.000 claims 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 claims 1
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 claims 1
- 238000003723 Smelting Methods 0.000 abstract description 4
- 239000005749 Copper compound Substances 0.000 abstract description 3
- 150000001880 copper compounds Chemical class 0.000 abstract description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical class [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 3
- 239000008346 aqueous phase Substances 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 abstract description 2
- 230000001590 oxidative effect Effects 0.000 abstract 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 abstract 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- 239000001099 ammonium carbonate Substances 0.000 abstract 1
- 235000012501 ammonium carbonate Nutrition 0.000 abstract 1
- 239000000908 ammonium hydroxide Substances 0.000 abstract 1
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910021529 ammonia Inorganic materials 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000004090 dissolution Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 229910052785 arsenic Inorganic materials 0.000 description 5
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 241000252185 Cobitidae Species 0.000 description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 229940116318 copper carbonate Drugs 0.000 description 2
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 206010006585 Bunion Diseases 0.000 description 1
- RMBBSOLAGVEUSI-UHFFFAOYSA-H Calcium arsenate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-][As]([O-])([O-])=O.[O-][As]([O-])([O-])=O RMBBSOLAGVEUSI-UHFFFAOYSA-H 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- VMQMZMRVKUZKQL-UHFFFAOYSA-N Cu+ Chemical compound [Cu+] VMQMZMRVKUZKQL-UHFFFAOYSA-N 0.000 description 1
- VXLCNTLWWUDBSO-UHFFFAOYSA-N Ethiazide Chemical compound ClC1=C(S(N)(=O)=O)C=C2S(=O)(=O)NC(CC)NC2=C1 VXLCNTLWWUDBSO-UHFFFAOYSA-N 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 244000025221 Humulus lupulus Species 0.000 description 1
- JHKXZYLNVJRAAJ-WDSKDSINSA-N Met-Ala Chemical compound CSCC[C@H](N)C(=O)N[C@@H](C)C(O)=O JHKXZYLNVJRAAJ-WDSKDSINSA-N 0.000 description 1
- 101100059652 Mus musculus Cetn1 gene Proteins 0.000 description 1
- 101100059655 Mus musculus Cetn2 gene Proteins 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 101150106956 Oxtr gene Proteins 0.000 description 1
- 208000003251 Pruritus Diseases 0.000 description 1
- 241001275899 Salta Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 229940103357 calcium arsenate Drugs 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical compound [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 description 1
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical class [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical class [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 238000009834 vaporization 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
- 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
- C22B7/04—Working-up slag
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0078—Leaching or slurrying with ammoniacal solutions, e.g. ammonium hydroxide
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
- C22B15/0093—Treating solutions by chemical methods by gases, e.g. hydrogen or hydrogen sulfide
-
- 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)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB794572A GB1399281A (en) | 1972-02-21 | 1972-02-21 | Extraction of copper from metallic materials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE37279L IE37279L (en) | 1973-08-21 |
| IE37279B1 true IE37279B1 (en) | 1977-06-22 |
Family
ID=9842791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE223/73A IE37279B1 (en) | 1972-02-21 | 1973-02-12 | Improvements in the extraction of copper from metallic materials |
Country Status (19)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103540957A (zh) * | 2013-09-26 | 2014-01-29 | 界首市飞航铜业有限公司 | 铜锌合金废弃料节能熔炼再生铜棒制备工艺 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1470876A (en) * | 1974-08-23 | 1977-04-21 | Isc Smelting | Solvent extraction of copper |
| GB1490813A (en) * | 1975-07-21 | 1977-11-02 | Isc Smelting | Leaching of copper dross |
| JPS5618915U (enrdf_load_stackoverflow) * | 1979-07-19 | 1981-02-19 | ||
| CA1176062A (en) * | 1980-12-08 | 1984-10-16 | Hayden Monk | Recovery of copper from arsenical drosses |
| JPS57185410A (en) * | 1981-05-11 | 1982-11-15 | Kokusai Denshin Denwa Co Ltd <Kdd> | Optical coupler |
| CN119118332B (zh) * | 2024-09-13 | 2025-05-16 | 矿冶科技集团有限公司 | 一种铜冶炼污酸中选择性沉铜的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2727818A (en) * | 1951-12-01 | 1955-12-20 | Calumet & Hecla | Method of leaching copper sulfide materials with ammoniacal leach solution |
| US3492115A (en) * | 1966-12-27 | 1970-01-27 | Shalom Mahalla | Method for preparing copper products from copper precipitate |
-
1972
- 1972-02-21 GB GB794572A patent/GB1399281A/en not_active Expired
-
1973
- 1973-02-09 ZA ZA730954A patent/ZA73954B/xx unknown
- 1973-02-12 IE IE223/73A patent/IE37279B1/en unknown
- 1973-02-14 CA CA163,743A patent/CA996355A/en not_active Expired
- 1973-02-15 HU HUME001604 patent/HU173489B/hu unknown
- 1973-02-15 BE BE795502D patent/BE795502A/xx not_active IP Right Cessation
- 1973-02-16 NL NL7302236A patent/NL7302236A/xx not_active Application Discontinuation
- 1973-02-20 AU AU52353/73A patent/AU471131B2/en not_active Expired
- 1973-02-20 SU SU731888003A patent/SU620217A3/ru active
- 1973-02-20 ES ES411800A patent/ES411800A1/es not_active Expired
- 1973-02-21 CS CS731262A patent/CS201026B2/cs unknown
- 1973-02-21 FR FR7306166A patent/FR2173140B1/fr not_active Expired
- 1973-02-21 IN IN387/CAL/73A patent/IN137604B/en unknown
- 1973-02-21 IT IT2064373A patent/IT979323B/it active
- 1973-02-21 RO RO7392573A patent/RO76207A/ro unknown
- 1973-02-21 YU YU44073A patent/YU39067B/xx unknown
- 1973-02-21 JP JP2114273A patent/JPS5318968B2/ja not_active Expired
- 1973-02-21 BR BR129273A patent/BR7301292D0/pt unknown
- 1973-02-27 ZM ZM2673A patent/ZM2673A1/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103540957A (zh) * | 2013-09-26 | 2014-01-29 | 界首市飞航铜业有限公司 | 铜锌合金废弃料节能熔炼再生铜棒制备工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA73954B (en) | 1973-11-28 |
| AU5235373A (en) | 1974-08-22 |
| RO76207A (ro) | 1981-03-30 |
| JPS5318968B2 (enrdf_load_stackoverflow) | 1978-06-17 |
| IN137604B (enrdf_load_stackoverflow) | 1975-08-23 |
| ZM2673A1 (en) | 1974-01-21 |
| CA996355A (en) | 1976-09-07 |
| JPS4897729A (enrdf_load_stackoverflow) | 1973-12-12 |
| FR2173140A1 (enrdf_load_stackoverflow) | 1973-10-05 |
| YU44073A (en) | 1982-02-28 |
| AU471131B2 (en) | 1976-04-08 |
| HU173489B (hu) | 1979-05-28 |
| SU620217A3 (ru) | 1978-08-15 |
| YU39067B (en) | 1984-04-30 |
| BR7301292D0 (pt) | 1974-05-16 |
| GB1399281A (en) | 1975-07-02 |
| ES411800A1 (es) | 1976-01-01 |
| DE2308221B2 (de) | 1977-06-08 |
| IT979323B (it) | 1974-09-30 |
| FR2173140B1 (enrdf_load_stackoverflow) | 1976-04-30 |
| NL7302236A (enrdf_load_stackoverflow) | 1973-08-23 |
| BE795502A (fr) | 1973-05-29 |
| DE2308221A1 (de) | 1973-08-30 |
| IE37279L (en) | 1973-08-21 |
| CS201026B2 (en) | 1980-10-31 |
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