CN1295354C - Device for dissolving out aluminium oxide - Google Patents
Device for dissolving out aluminium oxide Download PDFInfo
- Publication number
- CN1295354C CN1295354C CNB2005102006200A CN200510200620A CN1295354C CN 1295354 C CN1295354 C CN 1295354C CN B2005102006200 A CNB2005102006200 A CN B2005102006200A CN 200510200620 A CN200510200620 A CN 200510200620A CN 1295354 C CN1295354 C CN 1295354C
- Authority
- CN
- China
- Prior art keywords
- pressure
- flasher
- autoclave
- temperature
- dissolving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/062—Digestion
- C01F7/064—Apparatus for digestion, e.g. digestor vessels or heat exchangers
-
- 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
- C22B21/00—Obtaining aluminium
- C22B21/0015—Obtaining aluminium by wet processes
-
- 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
Abstract
Description
Claims (3)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005102006200A CN1295354C (en) | 2005-10-19 | 2005-10-19 | Device for dissolving out aluminium oxide |
BRPI0617714-0B1A BRPI0617714B1 (en) | 2005-10-19 | 2006-10-13 | ALUMINUM DIGESTION APPLIANCE |
PCT/CN2006/002701 WO2007045154A1 (en) | 2005-10-19 | 2006-10-13 | Alumina digesting apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005102006200A CN1295354C (en) | 2005-10-19 | 2005-10-19 | Device for dissolving out aluminium oxide |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1752231A CN1752231A (en) | 2006-03-29 |
CN1295354C true CN1295354C (en) | 2007-01-17 |
Family
ID=36679236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005102006200A Expired - Fee Related CN1295354C (en) | 2005-10-19 | 2005-10-19 | Device for dissolving out aluminium oxide |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1295354C (en) |
BR (1) | BRPI0617714B1 (en) |
WO (1) | WO2007045154A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1295354C (en) * | 2005-10-19 | 2007-01-17 | 贵阳铝镁设计研究院 | Device for dissolving out aluminium oxide |
CN101264912B (en) * | 2007-03-14 | 2011-05-04 | 贵阳铝镁设计研究院 | Heating and thermal insulation exsolution method for aluminum oxide high-pressure exsolution section |
CN102531004B (en) * | 2010-12-21 | 2014-09-10 | 贵阳铝镁设计研究院有限公司 | Method and device for dissolving out diaspore under high pressure |
CN102531011B (en) * | 2011-12-22 | 2013-11-06 | 东北大学设计研究院(有限公司) | Aluminum oxide dissolving device capable of realizing both high-temperature and low-temperature dissolving ways and method thereof |
CN103101947B (en) * | 2013-03-11 | 2014-08-27 | 茌平信发华宇氧化铝有限公司 | Digesting process for aluminum oxide production process |
CN109437265B (en) * | 2018-12-25 | 2021-03-23 | 中铝视拓智能科技有限公司 | Efficiency optimization method and efficiency optimization system for high-pressure dissolution flash system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2000832C (en) * | 1988-10-27 | 1993-05-11 | Gyorgy Banvolgyi | Process for producing alumina from gibbsitic bauxites |
CN1528669A (en) * | 2003-09-26 | 2004-09-15 | 中国铝业股份有限公司 | Flash evaporator water injection method of digesting system for alumina high-pressure pan |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2033968C1 (en) * | 1992-07-21 | 1995-04-30 | Акционерное общество открытого типа "Уральский научно-исследовательский и проектный институт алюминиевой промышленности" | Unit for bauxite leaching |
RU2117632C1 (en) * | 1996-08-07 | 1998-08-20 | Акционерное общество "Богословский алюминиевый завод" | Method of leaching boxite |
FR2834979B1 (en) * | 2002-01-21 | 2004-02-20 | Pechiney Aluminium | SOLUBILIZATION OF CARBONATES BY RECYCLING CONDENSATES DURING THE PRESSURE ATTACK OF MONOHYDRATE BAUXITES |
RU2256614C2 (en) * | 2003-10-16 | 2005-07-20 | Открытое акционерное общество "Сибирско-Уральская алюминиевая компания" | Bauxite leaching process |
CA2557872C (en) * | 2004-01-07 | 2012-10-23 | Hydromet (Pty) Ltd. | Exothermic pressure leach autoclave circuits |
CN1295354C (en) * | 2005-10-19 | 2007-01-17 | 贵阳铝镁设计研究院 | Device for dissolving out aluminium oxide |
-
2005
- 2005-10-19 CN CNB2005102006200A patent/CN1295354C/en not_active Expired - Fee Related
-
2006
- 2006-10-13 WO PCT/CN2006/002701 patent/WO2007045154A1/en active Application Filing
- 2006-10-13 BR BRPI0617714-0B1A patent/BRPI0617714B1/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2000832C (en) * | 1988-10-27 | 1993-05-11 | Gyorgy Banvolgyi | Process for producing alumina from gibbsitic bauxites |
CN1528669A (en) * | 2003-09-26 | 2004-09-15 | 中国铝业股份有限公司 | Flash evaporator water injection method of digesting system for alumina high-pressure pan |
Also Published As
Publication number | Publication date |
---|---|
BRPI0617714B1 (en) | 2014-01-21 |
CN1752231A (en) | 2006-03-29 |
BRPI0617714A2 (en) | 2011-08-02 |
WO2007045154A1 (en) | 2007-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: China Aluminum International Technology Development Co., Ltd. Assignor: Guiyang Aluminium and Magnesium Design Inst. Contract fulfillment period: 2007.1.8 to 2013.1.8 contract change Contract record no.: 2008990001301 Denomination of invention: Device for dissolving out aluminium oxide Granted publication date: 20070117 License type: Exclusive license Record date: 2008.12.1 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.1.8 TO 2013.1.8; CHANGE OF CONTRACT Name of requester: ZHONGLV INTERNATIONAL TECHNOLOGY DEVELOPMENT CO., Effective date: 20081201 |
|
C56 | Change in the name or address of the patentee |
Owner name: GUIYANG ALUMINUM AND MAGNESIUM DESIGN INSTITUTE CO Free format text: FORMER NAME: GUIYANG ALUMINIUM AND MAGNESIUM DESIGN INST. |
|
CP03 | Change of name, title or address |
Address after: 550081 Guiyang Province, Jinyang New District, Zhu Zhu Road, No. 2 Patentee after: Guiyang Aluminum & Magnesium Design Institute Co., Ltd. Address before: 550004 No. 208, Beijing Road, Guiyang, Guizhou Patentee before: Guiyang Aluminium and Magnesium Design Inst. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070117 Termination date: 20151019 |
|
EXPY | Termination of patent right or utility model |