ZA92152B - Spent pot lining recovery process. - Google Patents
Spent pot lining recovery process.Info
- Publication number
- ZA92152B ZA92152B ZA92152A ZA92152A ZA92152B ZA 92152 B ZA92152 B ZA 92152B ZA 92152 A ZA92152 A ZA 92152A ZA 92152 A ZA92152 A ZA 92152A ZA 92152 B ZA92152 B ZA 92152B
- Authority
- ZA
- South Africa
- Prior art keywords
- recovery process
- pot lining
- spent pot
- lining recovery
- spent
- Prior art date
Links
- 238000011084 recovery Methods 0.000 title 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
- C22B21/00—Obtaining aluminium
- C22B21/0015—Obtaining aluminium by wet processes
- C22B21/0023—Obtaining aluminium by wet processes from waste materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/80—Destroying solid waste or transforming solid waste into something useful or harmless involving an extraction step
-
- 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
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/50—Fluorides
-
- 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
- C22B7/006—Wet processes
- C22B7/007—Wet processes by acid leaching
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
-
- 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)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Electrolytic Production Of Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPK418891 | 1991-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA92152B true ZA92152B (en) | 1993-04-05 |
Family
ID=3775178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA92152A ZA92152B (en) | 1991-01-11 | 1992-01-09 | Spent pot lining recovery process. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5352419A (xx) |
CA (1) | CA2097809A1 (xx) |
IS (1) | IS3801A (xx) |
WO (1) | WO1992012268A1 (xx) |
ZA (1) | ZA92152B (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113249578A (zh) * | 2021-05-06 | 2021-08-13 | 中南大学 | 铝电解产生的含氟废料的资源化处理方法及氟化铝产品 |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5558847A (en) * | 1991-02-05 | 1996-09-24 | Kaaber; Henning | Process for recovering aluminium and fluorine from fluorine containing waste materials |
US5470559A (en) * | 1993-02-26 | 1995-11-28 | Alcan International Limited | Recycling of spent pot linings |
JP3665067B2 (ja) * | 1993-07-02 | 2005-06-29 | ザ・ブロークン・ヒル・プロプライアタリー・カンパニー・リミテッド | 鉱物または鉱物種からフッ素を抽出する方法 |
AUPM877394A0 (en) * | 1994-10-13 | 1994-11-03 | University Of Melbourne, The | Process for treating a material containing inorganic matter (II) |
AU693605B2 (en) * | 1994-10-13 | 1998-07-02 | University Of Melbourne, The | Process for treating a material containing inorganic matter |
US5558690A (en) * | 1994-12-23 | 1996-09-24 | Vortec Corporation | Manufacture of ceramic tiles from spent aluminum potlining |
WO1997037949A1 (en) * | 1996-04-09 | 1997-10-16 | Vortec Corporation | Manufacture of ceramic tiles from fly ash |
US6468483B2 (en) | 2000-02-04 | 2002-10-22 | Goldendale Aluminum Company | Process for treating alumina-bearing ores to recover metal values therefrom |
NO325237B1 (no) * | 2001-12-19 | 2008-03-03 | Alstom Technology Ltd | Fremgangsmåte for fjerning av forurensninger fra fluorholdig sekundært alumina finstøv eller andre natrium-aluminium-fluorholdige materialer forbundet med aluminiumproduksjon |
AU2002952159A0 (en) | 2002-10-18 | 2002-10-31 | Regain Technologies Pty Ltd | Treatment of Smelting By-Products |
BRPI0505544B1 (pt) * | 2005-11-10 | 2014-02-04 | Processo de lixiviação combinada | |
CN102268559A (zh) | 2007-05-21 | 2011-12-07 | 奥贝特勘探Vspa有限公司 | 从铝土矿石中提取铝的工艺 |
ES2342634T3 (es) * | 2008-01-25 | 2010-07-09 | Befesa Aluminio S.L. | Procedimiento de reciclado de "spent pot linings" (spl) procedentes de la produccion de aluminio primario. |
US20110081284A1 (en) * | 2009-10-02 | 2011-04-07 | Mark Weaver | Treatment of bauxite residue and spent pot lining |
US8388925B2 (en) | 2009-12-30 | 2013-03-05 | Memc Electronic Materials, Inc. | Methods for producing aluminum trifluoride |
AU2012231686B2 (en) | 2011-03-18 | 2015-08-27 | Orbite Aluminae Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
EP3141621A1 (en) | 2011-05-04 | 2017-03-15 | Orbite Aluminae Inc. | Processes for recovering rare earth elements from various ores |
CN103842296B (zh) | 2011-06-03 | 2016-08-24 | 奥贝特科技有限公司 | 用于制备赤铁矿的方法 |
EP2755918A4 (en) | 2011-09-16 | 2015-07-01 | Orbite Aluminae Inc | PROCESS FOR PRODUCING TONERDE AND VARIOUS OTHER PRODUCTS |
US9023301B2 (en) | 2012-01-10 | 2015-05-05 | Orbite Aluminae Inc. | Processes for treating red mud |
AU2013203808B2 (en) | 2012-03-29 | 2016-07-28 | Orbite Aluminae Inc. | Processes for treating fly ashes |
AT512740B1 (de) * | 2012-04-13 | 2014-05-15 | Andritz Energy & Environment Gmbh | Verfahren zur Inertisierung von metallischem Aluminium sowie anderen unedlen metallischen Phasen |
RU2597096C2 (ru) | 2012-07-12 | 2016-09-10 | Орбит Алюминэ Инк. | Способы получения оксида титана и различных других продуктов |
US20140041560A1 (en) * | 2012-08-09 | 2014-02-13 | Alcoa Inc. | High carbon spent pot lining and methods of fueling a furnace with the same |
BR112015006536A2 (pt) | 2012-09-26 | 2017-08-08 | Orbite Aluminae Inc | processos para preparar alumina e cloreto de magnésio por lixiviação com hcl de vários materiais. |
CA2891427C (en) | 2012-11-14 | 2016-09-20 | Orbite Aluminae Inc. | Methods for purifying aluminium ions |
US11697594B2 (en) * | 2020-01-19 | 2023-07-11 | Central South University | Method for recycling spent carbon cathode of aluminum electrolysis |
CN113306922A (zh) * | 2021-04-15 | 2021-08-27 | 上海飞康机械电器有限公司 | 一种带有物联网信息交互平台的再生资源智能回收车 |
CN114888036B (zh) * | 2022-05-13 | 2023-07-14 | 北京中科云腾科技有限公司 | 铝电解大修渣与矿冶废渣协同资源化的方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB487021A (en) * | 1936-11-17 | 1938-06-14 | Ruetgerswerke Ag | A process for the recovery of aluminium and fluorine compounds from the worn out linings of the electric furnaces employed for the production of aluminium |
GB8301974D0 (en) * | 1983-01-25 | 1983-02-23 | Alcan Int Ltd | Aluminium fluoride from scrap |
US4444740A (en) * | 1983-02-14 | 1984-04-24 | Atlantic Richfield Company | Method for the recovery of fluorides from spent aluminum potlining and the production of an environmentally safe waste residue |
US4508689A (en) * | 1983-07-21 | 1985-04-02 | Aluminum Company Of America | Aluminum-fluorine compound manufacture |
US4597953A (en) * | 1985-02-20 | 1986-07-01 | Aluminum Company Of America | Halogen recovery |
US4889695A (en) * | 1985-02-20 | 1989-12-26 | Aluminum Company Of America | Reclaiming spent potlining |
US4735784A (en) * | 1986-07-11 | 1988-04-05 | Morrison-Knudsen Company, Inc. | Method of treating fluoride contaminated wastes |
GB2198722B (en) * | 1986-12-22 | 1991-04-17 | Comalco Alu | Process for the recovery of fluoride values |
US4763585A (en) * | 1987-09-08 | 1988-08-16 | Ogden Environmental Services | Method for the combustion of spent potlinings from the manufacture of aluminum |
US5024822A (en) * | 1988-03-29 | 1991-06-18 | Aluminum Company Of America | Stabilization of fluorides of spent potlining by chemical dispersion |
US4993323A (en) * | 1988-09-08 | 1991-02-19 | Tabery Ronald S | Fluidized bed combustion of aluminum smelting waste |
US4973464A (en) * | 1989-02-21 | 1990-11-27 | Ogden Environmental Services | Method for the removal of cyanides from spent potlinings from aluminum manufacture |
-
1992
- 1992-01-06 WO PCT/AU1992/000004 patent/WO1992012268A1/en active Application Filing
- 1992-01-06 CA CA002097809A patent/CA2097809A1/en not_active Abandoned
- 1992-01-06 US US08/074,839 patent/US5352419A/en not_active Expired - Fee Related
- 1992-01-08 IS IS3801A patent/IS3801A/is unknown
- 1992-01-09 ZA ZA92152A patent/ZA92152B/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113249578A (zh) * | 2021-05-06 | 2021-08-13 | 中南大学 | 铝电解产生的含氟废料的资源化处理方法及氟化铝产品 |
CN113249578B (zh) * | 2021-05-06 | 2022-07-12 | 中南大学 | 铝电解产生的含氟废料的资源化处理方法及氟化铝产品 |
Also Published As
Publication number | Publication date |
---|---|
CA2097809A1 (en) | 1992-07-12 |
IS3801A (is) | 1992-07-12 |
US5352419A (en) | 1994-10-04 |
WO1992012268A1 (en) | 1992-07-23 |
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