FR2242473B1 - - Google Patents

Info

Publication number
FR2242473B1
FR2242473B1 FR7430396A FR7430396A FR2242473B1 FR 2242473 B1 FR2242473 B1 FR 2242473B1 FR 7430396 A FR7430396 A FR 7430396A FR 7430396 A FR7430396 A FR 7430396A FR 2242473 B1 FR2242473 B1 FR 2242473B1
Authority
FR
France
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
Application number
FR7430396A
Other versions
FR2242473A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of FR2242473A1 publication Critical patent/FR2242473A1/fr
Application granted granted Critical
Publication of FR2242473B1 publication Critical patent/FR2242473B1/fr
Expired legal-status Critical Current

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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)
FR7430396A 1973-08-31 1974-08-30 Expired FR2242473B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00735996A ZA735996B (en) 1973-08-31 1973-08-31 Improvements in alumina production

Publications (2)

Publication Number Publication Date
FR2242473A1 FR2242473A1 (fr) 1975-03-28
FR2242473B1 true FR2242473B1 (fr) 1979-06-15

Family

ID=25566785

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7430396A Expired FR2242473B1 (fr) 1973-08-31 1974-08-30

Country Status (12)

Country Link
US (1) US3983212A (fr)
JP (1) JPS5051497A (fr)
AU (2) AU7264174A (fr)
CA (1) CA1017578A (fr)
DE (1) DE2440929A1 (fr)
FR (1) FR2242473B1 (fr)
GB (1) GB1426420A (fr)
IL (1) IL45554A (fr)
IN (1) IN141769B (fr)
IT (1) IT1021117B (fr)
NO (1) NO141088C (fr)
ZA (1) ZA735996B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2653762C3 (de) * 1976-11-26 1979-06-28 Kernforschungsanlage Juelich Gmbh, 5170 Juelich Verfahren zur Aufarbeitung von Rotschlamm
US4242313A (en) * 1980-03-21 1980-12-30 Extraction Research & Development, Inc. Processes for the recovery of alumina from fly ash and production of cement constituents
US4468375A (en) * 1982-09-27 1984-08-28 Aluminum Company Of America Production of alumina from aluminum-containing mineral ores with sodium bicarbonate
US4567026A (en) * 1984-10-24 1986-01-28 Internorth, Inc. Method for extraction of iron aluminum and titanium from coal ash
US4595581A (en) * 1984-12-10 1986-06-17 Aluminum Company Of America Boehmite production by precipitation from sodium aluminate solution at elevated temperatures
US6468483B2 (en) 2000-02-04 2002-10-22 Goldendale Aluminum Company Process for treating alumina-bearing ores to recover metal values therefrom
CN101842504B (zh) 2007-05-21 2012-11-14 奥贝特铝业有限公司 从铝土矿石中提取铝和铁的工艺
JP2014508863A (ja) 2011-03-18 2014-04-10 オーバイト アルミナ インコーポレイテッド アルミニウム含有材料から希土類元素を回収する方法
US9410227B2 (en) 2011-05-04 2016-08-09 Orbite Technologies Inc. Processes for recovering rare earth elements from various ores
EP2714594A4 (fr) 2011-06-03 2015-05-20 Orbite Aluminae Inc Procédés d'obtention d'hématite
US9382600B2 (en) 2011-09-16 2016-07-05 Orbite Technologies Inc. Processes for preparing alumina and various other products
JP6025868B2 (ja) 2012-01-10 2016-11-16 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． 赤泥を処理するプロセス
AU2013203808B2 (en) 2012-03-29 2016-07-28 Aem Technologies Inc. Processes for treating fly ashes
RU2597096C2 (ru) 2012-07-12 2016-09-10 Орбит Алюминэ Инк. Способы получения оксида титана и различных других продуктов
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.
BR112015011049A2 (pt) 2012-11-14 2017-07-11 Orbite Aluminae Inc métodos para purificação de íons de alumínio
CN104591244B (zh) * 2014-12-23 2016-11-30 贵州师范大学 分子筛吸附杂质提取高纯氧化铝的方法
CN109672470B (zh) * 2018-12-28 2021-04-13 航天东方红卫星有限公司 一种小卫星星上软件上注和重构地面测试验证方法及系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1137617A (en) * 1914-10-29 1915-04-27 Mineral Products Company Method of making alkali-soluble alumina.
US1457787A (en) * 1920-09-28 1923-06-05 Moldenke Process Corp Process of treating aluminous materials
US2120840A (en) * 1934-08-20 1938-06-14 Bohn Aluminium & Brass Corp Cyclic process for treating alunite
US2350575A (en) * 1941-03-11 1944-06-06 Pennsylvania Salt Mfg Co Manufacture of aluminum sulphate products
US2551944A (en) * 1947-04-19 1951-05-08 Robert C Haff Method of recovering alumina from alumina-bearing ores

Also Published As

Publication number Publication date
NO141088B (no) 1979-10-01
US3983212A (en) 1976-09-28
NO743022L (fr) 1975-03-03
JPS5051497A (fr) 1975-05-08
AU7264174A (en) 1976-02-26
AU7557174A (en) 1976-05-20
NO141088C (no) 1980-01-09
FR2242473A1 (fr) 1975-03-28
GB1426420A (en) 1976-02-25
DE2440929A1 (de) 1975-07-17
ZA735996B (en) 1975-01-29
IL45554A (en) 1977-05-31
IT1021117B (it) 1978-01-30
CA1017578A (fr) 1977-09-20
IN141769B (fr) 1977-04-16
IL45554A0 (en) 1974-11-29

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Legal Events

Date Code Title Description
ST Notification of lapse