ZA735996B - Improvements in alumina production - Google Patents

Improvements in alumina production

Info

Publication number
ZA735996B
ZA735996B ZA00735996A ZA735996A ZA735996B ZA 735996 B ZA735996 B ZA 735996B ZA 00735996 A ZA00735996 A ZA 00735996A ZA 735996 A ZA735996 A ZA 735996A ZA 735996 B ZA735996 B ZA 735996B
Authority
ZA
South Africa
Prior art keywords
alumina production
alumina
production
Prior art date
Application number
ZA00735996A
Other languages
English (en)
Inventor
A Lowenstein
H Lowenstein
Original Assignee
A Lowenstein
H Lowenstein
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 A Lowenstein, H Lowenstein filed Critical A Lowenstein
Priority to ZA00735996A priority Critical patent/ZA735996B/xx
Priority to GB3641474A priority patent/GB1426420A/en
Priority to NO74743022A priority patent/NO141088C/no
Priority to AU72641/74A priority patent/AU7264174A/en
Priority to IL45554A priority patent/IL45554A/en
Priority to DE2440929A priority patent/DE2440929A1/de
Priority to US05/501,788 priority patent/US3983212A/en
Priority to IT26732/74A priority patent/IT1021117B/it
Priority to FR7430396A priority patent/FR2242473B1/fr
Priority to CA208,194A priority patent/CA1017578A/en
Priority to JP49100491A priority patent/JPS5051497A/ja
Priority to IN2189/CAL/1974A priority patent/IN141769B/en
Priority to AU75571/74A priority patent/AU7557174A/en
Publication of ZA735996B publication Critical patent/ZA735996B/xx

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)
ZA00735996A 1973-08-31 1973-08-31 Improvements in alumina production ZA735996B (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
ZA00735996A ZA735996B (en) 1973-08-31 1973-08-31 Improvements in alumina production
GB3641474A GB1426420A (en) 1973-08-31 1974-08-19 Alumina production
NO74743022A NO141088C (no) 1973-08-31 1974-08-22 Fremgangsmaate for fremstilling av et produkt inneholdende et alkaliopploeselig aluminiumoksyd
AU72641/74A AU7264174A (en) 1973-08-31 1974-08-23 Alumina production
IL45554A IL45554A (en) 1973-08-31 1974-08-27 Alumina production
DE2440929A DE2440929A1 (de) 1973-08-31 1974-08-27 Verfahren zur herstellung von reinem aluminiumoxyd
US05/501,788 US3983212A (en) 1973-08-31 1974-08-29 Alumina production
IT26732/74A IT1021117B (it) 1973-08-31 1974-08-29 Produzione d allumina
FR7430396A FR2242473B1 (it) 1973-08-31 1974-08-30
CA208,194A CA1017578A (en) 1973-08-31 1974-08-30 Alumina production
JP49100491A JPS5051497A (it) 1973-08-31 1974-08-31
IN2189/CAL/1974A IN141769B (it) 1973-08-31 1974-09-28
AU75571/74A AU7557174A (en) 1973-08-31 1974-11-20 Aluminium sulphate

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 (1)

Publication Number Publication Date
ZA735996B true ZA735996B (en) 1975-01-29

Family

ID=25566785

Family Applications (1)

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

Country Status (12)

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

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
EP2686458A4 (en) 2011-03-18 2015-04-15 Orbite Aluminae Inc METHODS FOR RECOVERING RARE EARTH ELEMENTS FROM ALUMINUM-CONTAINING 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
JP2014526431A (ja) 2011-09-16 2014-10-06 オーバイト アルミナ インコーポレイテッド アルミナ及び様々な他の生成物の調製プロセス
EP2802675B1 (en) 2012-01-10 2020-03-11 Orbite Aluminae Inc. Processes for treating red mud
CA2903512C (en) 2012-03-29 2017-12-05 Orbite Technologies Inc. Processes for treating fly ashes
US9290828B2 (en) 2012-07-12 2016-03-22 Orbite Technologies Inc. Processes for preparing titanium oxide and various other products
WO2014047728A1 (en) 2012-09-26 2014-04-03 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 leaching of various materials
EP2920114A4 (en) 2012-11-14 2016-03-02 Orbite Aluminae Inc PROCESS FOR PURIFYING ALUMINUM IONS
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
IT1021117B (it) 1978-01-30
AU7557174A (en) 1976-05-20
IN141769B (it) 1977-04-16
FR2242473A1 (it) 1975-03-28
IL45554A (en) 1977-05-31
DE2440929A1 (de) 1975-07-17
NO743022L (it) 1975-03-03
GB1426420A (en) 1976-02-25
FR2242473B1 (it) 1979-06-15
AU7264174A (en) 1976-02-26
CA1017578A (en) 1977-09-20
NO141088C (no) 1980-01-09
IL45554A0 (en) 1974-11-29
JPS5051497A (it) 1975-05-08
US3983212A (en) 1976-09-28

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