AT260876B - Verfahren zur Behandlung des als Rückstand der Bauxitverarbeitung gemäß dem Bayer-Verfahren erhaltenen Rotschlamms - Google Patents
Verfahren zur Behandlung des als Rückstand der Bauxitverarbeitung gemäß dem Bayer-Verfahren erhaltenen RotschlammsInfo
- Publication number
- AT260876B AT260876B AT825263A AT825263A AT260876B AT 260876 B AT260876 B AT 260876B AT 825263 A AT825263 A AT 825263A AT 825263 A AT825263 A AT 825263A AT 260876 B AT260876 B AT 260876B
- Authority
- AT
- Austria
- Prior art keywords
- residue
- treatment
- processing according
- red mud
- mud obtained
- 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
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/006—Starting from ores containing non ferrous metallic oxides
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2037362 | 1962-10-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT260876B true AT260876B (de) | 1968-03-25 |
Family
ID=11166155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT825263A AT260876B (de) | 1962-10-16 | 1963-10-15 | Verfahren zur Behandlung des als Rückstand der Bauxitverarbeitung gemäß dem Bayer-Verfahren erhaltenen Rotschlamms |
Country Status (4)
Country | Link |
---|---|
US (1) | US3295961A (de) |
AT (1) | AT260876B (de) |
DE (1) | DE1433341A1 (de) |
ES (1) | ES292484A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3983210A (en) * | 1970-09-30 | 1976-09-28 | Det Norske Zinkkompani A/S | Process for separation of iron from metal sulphate solutions in hydrometallurgic processes |
US3989513A (en) * | 1972-06-06 | 1976-11-02 | Magyar Aluminiumipari Troszt | Method for the treatment of red mud |
SE388875B (sv) * | 1975-03-03 | 1976-10-18 | Stora Kopparbergs Bergslags Ab | Sett vid reduktion av finkornigt jernoxidhaltigt material i flyttbedd |
US4678477A (en) * | 1986-01-06 | 1987-07-07 | Aluminum Company Of America | Process for lowering level of contaminants in Bayer liquor by membrane filtration |
US4786482A (en) * | 1986-02-03 | 1988-11-22 | Aluminum Company Of America | Bayer process for producing aluminum hydroxide having improved whiteness |
US6468483B2 (en) | 2000-02-04 | 2002-10-22 | Goldendale Aluminum Company | Process for treating alumina-bearing ores to recover metal values therefrom |
US6248302B1 (en) * | 2000-02-04 | 2001-06-19 | Goldendale Aluminum Company | Process for treating red mud to recover metal values therefrom |
CA2877651C (en) * | 2012-07-20 | 2016-10-25 | Aleksandr Viktorovich BOGOMAZOV | Acid processing of red mud |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2954288A (en) * | 1960-09-27 | Ore beneficiahon | ||
US2767073A (en) * | 1953-06-08 | 1956-10-16 | Charlton A Taylor | Method and apparatus for reducing iron ores by counter-flowing reduction gases |
US2932563A (en) * | 1954-10-13 | 1960-04-12 | Johannes Bernhard Hahn | Process for reducing iron ores at low temperatures |
US2921848A (en) * | 1957-11-21 | 1960-01-19 | United States Steel Corp | Fluidized-bed reduction of ore |
US2991172A (en) * | 1959-10-26 | 1961-07-04 | Hahn George | Reduction of iron ores containing ferruginous clays |
US3094378A (en) * | 1961-09-13 | 1963-06-18 | Neil H Wolf | Process for leaching of alumina from aluminous material |
US3190744A (en) * | 1963-01-09 | 1965-06-22 | Northern Natural Gas Co | Process for magnetic reduction of iron ore |
US3211524A (en) * | 1964-01-29 | 1965-10-12 | Little Inc A | Process for treating ferruginous aluminum-bearing ores |
-
1963
- 1963-10-14 DE DE19631433341 patent/DE1433341A1/de active Pending
- 1963-10-14 ES ES0292484A patent/ES292484A1/es not_active Expired
- 1963-10-15 AT AT825263A patent/AT260876B/de active
- 1963-10-15 US US31637863 patent/US3295961A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES292484A1 (es) | 1964-03-16 |
US3295961A (en) | 1967-01-03 |
DE1433341A1 (de) | 1969-02-27 |
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