RO79443B1 - PROCEDEU DE RECUPERARE A ELEMENTELOR UTILE DIN ZGURILE REZULTATE îN PIROMETALURGIA CUPRULUI - Google Patents
PROCEDEU DE RECUPERARE A ELEMENTELOR UTILE DIN ZGURILE REZULTATE îN PIROMETALURGIA CUPRULUIInfo
- Publication number
- RO79443B1 RO79443B1 RO10050280A RO10050280A RO79443B1 RO 79443 B1 RO79443 B1 RO 79443B1 RO 10050280 A RO10050280 A RO 10050280A RO 10050280 A RO10050280 A RO 10050280A RO 79443 B1 RO79443 B1 RO 79443B1
- Authority
- RO
- Romania
- Prior art keywords
- copper
- useful elements
- pyrometalurgy
- recovery
- pyrite
- Prior art date
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052802 copper Inorganic materials 0.000 title abstract 3
- 239000010949 copper Substances 0.000 title abstract 3
- 239000002893 slag Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 abstract 3
- 229910052683 pyrite Inorganic materials 0.000 abstract 3
- 239000011028 pyrite Substances 0.000 abstract 3
- 239000000571 coke Substances 0.000 abstract 2
- 239000000428 dust Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000005266 casting Methods 0.000 abstract 1
- 238000010891 electric arc Methods 0.000 abstract 1
- 229910052745 lead Inorganic materials 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 239000010970 precious metal Substances 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- Manufacture And Refinement Of Metals (AREA)
Abstract
Procedeu de recuperare a elementelor utile din zgurile rezultate în pirometalurgia cuprului prin topire în amestec cu 2....6% praf de cocs si eventual, 5....15% pirita aurifera, în cuptor electric cu arc, la 1400....1500 degree C, mentinînd topitura timp de 30 min, la 145 degree C pentru volatilizarea Zn si Pb, urmata de mentinerea, în continuare timp de 25 min, în intervalul de temperaturi mentionat pentru matificarea cuprului si eventuala trecere în mata a metalelor pretioase din pirita, caracterizat prin aceea ca în scopul recuperarii tuturor elementelor utile cu randamente ridicate si a optimizarii fluxului tehnologic se introduce zgura în amestec cu praf de cocs si eventual cu pirita cu arc, preîncalzit la 1300....1350 degree C, dupa care sarja se supraîncalzeste si se prelucreaza în conditii cunoscute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO10050280A RO79443B1 (ro) | 1980-03-17 | 1980-03-17 | PROCEDEU DE RECUPERARE A ELEMENTELOR UTILE DIN ZGURILE REZULTATE îN PIROMETALURGIA CUPRULUI |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO10050280A RO79443B1 (ro) | 1980-03-17 | 1980-03-17 | PROCEDEU DE RECUPERARE A ELEMENTELOR UTILE DIN ZGURILE REZULTATE îN PIROMETALURGIA CUPRULUI |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO79443A2 RO79443A2 (ro) | 1983-04-29 |
| RO79443B1 true RO79443B1 (ro) | 1983-04-30 |
Family
ID=20108206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO10050280A RO79443B1 (ro) | 1980-03-17 | 1980-03-17 | PROCEDEU DE RECUPERARE A ELEMENTELOR UTILE DIN ZGURILE REZULTATE îN PIROMETALURGIA CUPRULUI |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO79443B1 (ro) |
-
1980
- 1980-03-17 RO RO10050280A patent/RO79443B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO79443A2 (ro) | 1983-04-29 |
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