PT77768A - Process for recovering non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates - Google Patents
Process for recovering non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphatesInfo
- Publication number
- PT77768A PT77768A PT7776883A PT7776883A PT77768A PT 77768 A PT77768 A PT 77768A PT 7776883 A PT7776883 A PT 7776883A PT 7776883 A PT7776883 A PT 7776883A PT 77768 A PT77768 A PT 77768A
- Authority
- PT
- Portugal
- Prior art keywords
- ferrous
- thermal treatment
- solutions containing
- recovering
- iron sulphates
- Prior art date
Links
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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/10—Roasting processes in fluidised form
-
- 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
- C22B15/0002—Preliminary treatment
- C22B15/001—Preliminary treatment with modification of the copper constituent
- C22B15/0013—Preliminary treatment with modification of the copper constituent by roasting
- C22B15/0017—Sulfating or sulfiding roasting
-
- 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
- C22B19/20—Obtaining zinc otherwise than by distilling
- C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
-
- 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
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
-
- 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
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
-
- 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)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000416971A CA1203083A (en) | 1982-12-03 | 1982-12-03 | Process for the recovery of non-ferrous metals from sulphide ores and concentrates |
Publications (2)
Publication Number | Publication Date |
---|---|
PT77768A true PT77768A (en) | 1984-01-01 |
PT77768B PT77768B (en) | 1986-03-20 |
Family
ID=4124075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT7776883A PT77768B (en) | 1982-12-03 | 1983-12-02 | Process for recovering non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates |
Country Status (3)
Country | Link |
---|---|
CA (1) | CA1203083A (en) |
ES (1) | ES527405A0 (en) |
PT (1) | PT77768B (en) |
-
1982
- 1982-12-03 CA CA000416971A patent/CA1203083A/en not_active Expired
-
1983
- 1983-11-19 ES ES527405A patent/ES527405A0/en active Granted
- 1983-12-02 PT PT7776883A patent/PT77768B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1203083A (en) | 1986-04-15 |
PT77768B (en) | 1986-03-20 |
ES8504950A1 (en) | 1985-05-01 |
ES527405A0 (en) | 1985-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19920930 |