ZA728316B - A process for the continuous acid treatment of crude clays and schists - Google Patents
A process for the continuous acid treatment of crude clays and schistsInfo
- Publication number
- ZA728316B ZA728316B ZA728316A ZA728316A ZA728316B ZA 728316 B ZA728316 B ZA 728316B ZA 728316 A ZA728316 A ZA 728316A ZA 728316 A ZA728316 A ZA 728316A ZA 728316 B ZA728316 B ZA 728316B
- Authority
- ZA
- South Africa
- Prior art keywords
- schists
- acid treatment
- continuous acid
- crude clays
- clays
- Prior art date
Links
Classifications
-
- 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
- C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
- C01F7/26—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with sulfuric acids or sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
-
- 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
- C01F1/00—Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or the rare earths, in general
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/14—Pore volume
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7142250A FR2160743B1 (pt) | 1971-11-25 | 1971-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA728316B true ZA728316B (en) | 1973-08-29 |
Family
ID=9086383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA728316A ZA728316B (en) | 1971-11-25 | 1972-11-23 | A process for the continuous acid treatment of crude clays and schists |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US3862293A (pt) |
| JP (1) | JPS5120364B2 (pt) |
| AR (1) | AR196099A1 (pt) |
| AU (1) | AU473723B2 (pt) |
| BE (1) | BE791752A (pt) |
| BR (1) | BR7208293D0 (pt) |
| CA (1) | CA989626A (pt) |
| DE (1) | DE2257521C3 (pt) |
| ES (1) | ES408958A1 (pt) |
| FR (1) | FR2160743B1 (pt) |
| GB (1) | GB1394703A (pt) |
| IT (1) | IT996058B (pt) |
| LU (1) | LU66544A1 (pt) |
| NL (1) | NL7216006A (pt) |
| NO (1) | NO133933C (pt) |
| OA (1) | OA04272A (pt) |
| SE (1) | SE383167B (pt) |
| ZA (1) | ZA728316B (pt) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5190914A (pt) * | 1975-02-06 | 1976-08-10 | ||
| SE7703590L (sv) * | 1976-04-02 | 1977-10-03 | Inst Atomenergi | Sett att utvinna aluminiumoxid |
| FR2381717A1 (fr) * | 1977-02-28 | 1978-09-22 | Pechiney Aluminium | Procede d'obtention d'alumine pure par attaque acide de minerais alumineux contenant d'autres elements |
| FR2381718A1 (fr) * | 1977-02-28 | 1978-09-22 | Pechiney Aluminium | Procede d'obtention d'alumine pure par attaque acide de minerais alumineux contenant d'autres elements |
| US4107266A (en) * | 1977-07-22 | 1978-08-15 | The United States Of America As Represented By The Secretary Of The Interior | Production of pure alumina from iron contaminated sulfate liquors |
| DE2803483C2 (de) * | 1978-01-27 | 1982-08-05 | Standard-Messo Duisburg, Gesellschaft für Chemietechnik mbH & Co, 4100 Duisburg | Verfahren zur Herstellung von reinem Al↓2↓ O↓3↓ aus Aluminiumerzen |
| FR2426019A1 (fr) * | 1978-05-18 | 1979-12-14 | Pechiney Aluminium | Procede continu d'obtention d'alumine pure a partir d'une liqueur acide provenant de l'attaque chlorosulfurique d'un minerai alumineux et de purification de la liqueur debarrassee de l'alumine |
| FR2426018A1 (fr) * | 1978-05-18 | 1979-12-14 | Pechiney Aluminium | Procede d'obtention d'alumine pure par attaque chlorhydrique de minerais alumineux et extraction des impuretes par un traitement sulfurique |
| DE3218996A1 (de) * | 1981-05-28 | 1982-12-16 | Alcan International Ltd., Montreal, Quebec | Verfahren zur gewinnung von aluminiumoxid aus einer festen ausgangsmischung, enthaltend alcl(pfeil abwaerts)3(pfeil abwaerts) und nacl |
| US5720868A (en) * | 1996-04-19 | 1998-02-24 | Solv-Ex Corporation | Method for producing electrolytic-pot-cell grade alumina from aluminum sulphate |
| US6248302B1 (en) | 2000-02-04 | 2001-06-19 | Goldendale Aluminum Company | Process for treating red mud to recover metal values therefrom |
| US6468483B2 (en) | 2000-02-04 | 2002-10-22 | Goldendale Aluminum Company | Process for treating alumina-bearing ores to recover metal values therefrom |
| US9315382B2 (en) * | 2006-03-23 | 2016-04-19 | Keystone Metals Recovery Inc. | Metal chlorides and metals obtained from metal oxide containing materials |
| RU2471010C2 (ru) | 2007-05-21 | 2012-12-27 | Орбит Элюминэ Инк. | Способ извлечения алюминия и железа из глиноземистых руд |
| US9260767B2 (en) | 2011-03-18 | 2016-02-16 | Orbite Technologies Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
| WO2012149642A1 (en) | 2011-05-04 | 2012-11-08 | Orbite Aluminae Inc. | Processes for recovering rare earth elements from various ores |
| WO2012162817A1 (en) | 2011-06-03 | 2012-12-06 | Orbite Aluminae Inc. | Methods for preparing hematite |
| US9382600B2 (en) | 2011-09-16 | 2016-07-05 | Orbite Technologies Inc. | Processes for preparing alumina and various other products |
| WO2013104059A1 (en) | 2012-01-10 | 2013-07-18 | Orbite Aluminae Inc. | Processes for treating red mud |
| CA2903512C (en) | 2012-03-29 | 2017-12-05 | Orbite Technologies Inc. | Processes for treating fly ashes |
| MY190290A (en) | 2012-07-12 | 2022-04-12 | Orbite Tech Inc | Processes for preparing titanium oxide and various other products |
| US9353425B2 (en) | 2012-09-26 | 2016-05-31 | Orbite Technologies Inc. | Processes for preparing alumina and magnesium chloride by HCl leaching of various materials |
| JP2016504251A (ja) | 2012-11-14 | 2016-02-12 | オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． | アルミニウムイオンの精製方法 |
| CN112110738A (zh) * | 2020-09-24 | 2020-12-22 | 西南科技大学 | 一种铝灰制备高铝质耐火材料的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2563623A (en) * | 1951-08-07 | scott | ||
| US1434088A (en) * | 1919-10-11 | 1922-10-31 | Niels C Christensen | Process of treating lead-zinc sulphide ores |
| US2835569A (en) * | 1956-04-19 | 1958-05-20 | Electro Chimie Metal | Process of extracting gold and other metals from ores, concentrates, residues and the like containing principally cobalt, nickel, iron, arsenic and gold |
| FR1558347A (pt) * | 1967-10-25 | 1969-02-28 |
-
0
- BE BE791752D patent/BE791752A/xx not_active IP Right Cessation
-
1971
- 1971-11-25 FR FR7142250A patent/FR2160743B1/fr not_active Expired
-
1972
- 1972-11-15 OA OA54747A patent/OA04272A/xx unknown
- 1972-11-21 US US308541A patent/US3862293A/en not_active Expired - Lifetime
- 1972-11-22 JP JP47117610A patent/JPS5120364B2/ja not_active Expired
- 1972-11-22 AU AU49127/72A patent/AU473723B2/en not_active Expired
- 1972-11-23 ZA ZA728316A patent/ZA728316B/xx unknown
- 1972-11-23 IT IT54225/72A patent/IT996058B/it active
- 1972-11-23 DE DE2257521A patent/DE2257521C3/de not_active Expired
- 1972-11-23 AR AR245263A patent/AR196099A1/es active
- 1972-11-23 NO NO4293/72A patent/NO133933C/no unknown
- 1972-11-24 SE SE7215349A patent/SE383167B/xx unknown
- 1972-11-24 CA CA157,467A patent/CA989626A/en not_active Expired
- 1972-11-24 ES ES408958A patent/ES408958A1/es not_active Expired
- 1972-11-24 LU LU66544A patent/LU66544A1/xx unknown
- 1972-11-24 NL NL7216006A patent/NL7216006A/xx not_active Application Discontinuation
- 1972-11-27 GB GB5471872A patent/GB1394703A/en not_active Expired
- 1972-11-27 BR BR008293/72A patent/BR7208293D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5120364B2 (pt) | 1976-06-24 |
| GB1394703A (en) | 1975-05-21 |
| LU66544A1 (pt) | 1974-06-21 |
| SE383167B (sv) | 1976-03-01 |
| AR196099A1 (es) | 1973-11-30 |
| NO133933B (pt) | 1976-04-12 |
| US3862293A (en) | 1975-01-21 |
| FR2160743B1 (pt) | 1974-04-05 |
| BE791752A (fr) | 1973-05-22 |
| NO133933C (pt) | 1976-07-21 |
| DE2257521C3 (de) | 1980-07-10 |
| DE2257521B2 (de) | 1977-01-20 |
| OA04272A (fr) | 1979-12-31 |
| BR7208293D0 (pt) | 1973-08-23 |
| JPS4875403A (pt) | 1973-10-11 |
| IT996058B (it) | 1975-12-10 |
| ES408958A1 (es) | 1975-10-16 |
| AU4912772A (en) | 1974-05-23 |
| CA989626A (en) | 1976-05-25 |
| FR2160743A1 (pt) | 1973-07-06 |
| AU473723B2 (en) | 1976-07-01 |
| NL7216006A (pt) | 1973-05-29 |
| DE2257521A1 (de) | 1973-06-07 |
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