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ZA792411B - A process for obtaining pure alumina by the hydrochloric attack of aluminous ores and extraction of the impurities by means of a sulphuric treatment - Google Patents

A process for obtaining pure alumina by the hydrochloric attack of aluminous ores and extraction of the impurities by means of a sulphuric treatment

Info

Publication number
ZA792411B
ZA792411B ZA792411A ZA792411A ZA792411B ZA 792411 B ZA792411 B ZA 792411B ZA 792411 A ZA792411 A ZA 792411A ZA 792411 A ZA792411 A ZA 792411A ZA 792411 B ZA792411 B ZA 792411B
Authority
ZA
South Africa
Prior art keywords
sulphuric
impurities
extraction
treatment
obtaining pure
Prior art date
Application number
ZA792411A
Other languages
English (en)
Inventor
A Adjemian
J Cohen
Original Assignee
Pechiney Aluminium
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 Pechiney Aluminium filed Critical Pechiney Aluminium
Publication of ZA792411B publication Critical patent/ZA792411B/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
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/306—Thermal decomposition of hydrated chlorides, e.g. of aluminium trichloride hexahydrate
    • 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
    • C01F7/22—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with halides or halogen acids
    • 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
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA792411A 1978-05-18 1979-05-17 A process for obtaining pure alumina by the hydrochloric attack of aluminous ores and extraction of the impurities by means of a sulphuric treatment ZA792411B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7815369A FR2426018A1 (fr) 1978-05-18 1978-05-18 Procede d'obtention d'alumine pure par attaque chlorhydrique de minerais alumineux et extraction des impuretes par un traitement sulfurique

Publications (1)

Publication Number Publication Date
ZA792411B true ZA792411B (en) 1980-05-28

Family

ID=9208618

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA792411A ZA792411B (en) 1978-05-18 1979-05-17 A process for obtaining pure alumina by the hydrochloric attack of aluminous ores and extraction of the impurities by means of a sulphuric treatment

Country Status (27)

Country Link
US (1) US4237102A (xx)
EP (1) EP0006070B1 (xx)
JP (1) JPS54150396A (xx)
AR (1) AR218538A1 (xx)
AT (1) AT375325B (xx)
AU (1) AU530734B2 (xx)
BE (1) BE876361A (xx)
BR (1) BR7903021A (xx)
CA (1) CA1103038A (xx)
DD (1) DD143595A5 (xx)
DE (1) DE2960300D1 (xx)
DK (1) DK203479A (xx)
FR (1) FR2426018A1 (xx)
GR (1) GR65615B (xx)
HU (1) HU184178B (xx)
IL (1) IL57287A (xx)
IS (1) IS2487A7 (xx)
IT (1) IT1114010B (xx)
LU (1) LU81288A1 (xx)
MA (1) MA18437A1 (xx)
MX (1) MX152070A (xx)
NO (1) NO154164C (xx)
NZ (1) NZ190464A (xx)
OA (1) OA06297A (xx)
PL (1) PL115225B1 (xx)
SE (1) SE438668B (xx)
ZA (1) ZA792411B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO300004B1 (no) * 1994-03-30 1997-03-17 Elkem Materials Fremgangsmåte for gjenvinning av metallklorid fra silisium eller ferrosilisiumlegering som er blitt reagert med kloreringsmidler
US5554352A (en) * 1995-05-09 1996-09-10 Construction Material Resources Processed silica as a natural pozzolan for use as a cementitious component in concrete and concrete products
US6468483B2 (en) 2000-02-04 2002-10-22 Goldendale Aluminum Company Process for treating alumina-bearing ores to recover metal values therefrom
RU2471010C2 (ru) 2007-05-21 2012-12-27 Орбит Элюминэ Инк. Способ извлечения алюминия и железа из глиноземистых руд
AU2012231686B2 (en) 2011-03-18 2015-08-27 Aem Technologies Inc. Processes for recovering rare earth elements from aluminum-bearing materials
CN103857810A (zh) 2011-05-04 2014-06-11 奥贝特铝业有限公司 用于从各种矿石中回收稀土元素的方法
US9150428B2 (en) 2011-06-03 2015-10-06 Orbite Aluminae Inc. Methods for separating iron ions from aluminum ions
WO2013037054A1 (en) 2011-09-16 2013-03-21 Orbite Aluminae Inc. Processes for preparing alumina and various other products
RU2016104423A (ru) 2012-01-10 2018-11-22 Орбит Текнолоджис Инк. Способы обработки красного шлама
US9181603B2 (en) 2012-03-29 2015-11-10 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
CN104507867B (zh) * 2012-07-20 2018-02-09 俄铝工程技术中心有限责任公司 生产氧化铝的方法
AU2012385520B2 (en) * 2012-07-20 2017-01-05 Obshchestvo S Ogranichennoy Otvetstvennost'yu "Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr" Method for the acid treatment of red mud
RU2565217C2 (ru) * 2012-09-13 2015-10-20 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ получения глинозема
JP2015535886A (ja) 2012-09-26 2015-12-17 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． 種々の材料のＨＣｌ浸出によるアルミナおよび塩化マグネシウムを調製するためのプロセス
CA2891427C (en) 2012-11-14 2016-09-20 Orbite Aluminae Inc. Methods for purifying aluminium ions
RU2562302C2 (ru) * 2012-12-29 2015-09-10 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ получения глинозема из низкосортного алюминийсодержащего сырья
US11746021B2 (en) 2019-04-18 2023-09-05 Nextchem, Llc High purity aluminum oxide via electrodialysis
EP4015456A1 (en) * 2020-12-17 2022-06-22 SiQAl UG (haftungsbeschränkt) Methods for preparing alumina from a crude aluminum solution using al2(so4)3

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR574983A (fr) * 1923-11-30 1924-07-22 Procédé de production de sels d'aluminium chimiquement purs
US2376696A (en) * 1942-06-10 1945-05-22 Chemical Foundation Inc Production of alumina
GB982098A (en) * 1961-07-10 1965-02-03 Anaconda Co Improvements in production of alumina
US3406010A (en) * 1965-09-08 1968-10-15 Anaconda Co Recovery of pure crystals of aici3.6h2o and production of aluminum oxide product therefrom
DE1592156C3 (de) * 1966-04-04 1978-06-29 Pechiney Compagnie De Produits Chimiques Et Electrometallurgiques, Paris Verfahren zur Aluminiumsulfat- und Beglei tstoffgewinnung aus aluminiumhaltigen Erzen
FR1554586A (xx) * 1966-04-28 1969-01-24
FR1541467A (fr) * 1967-10-19 1968-10-04 Anaconda Co Procédé de séparation de sels métalliques purs à partir de leurs solutions aqueuses impures
FR1558347A (xx) * 1967-10-25 1969-02-28
BE791752A (fr) * 1971-11-25 1973-05-22 Pechiney Aluminium Procede de traitement acide continu des argiles et schistes crus
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
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

Also Published As

Publication number Publication date
AU530734B2 (en) 1983-07-28
NZ190464A (en) 1982-02-23
NO154164B (no) 1986-04-21
JPS5747131B2 (xx) 1982-10-07
IL57287A (en) 1982-07-30
LU81288A1 (fr) 1979-12-07
ATA364779A (de) 1983-12-15
PL115225B1 (en) 1981-03-31
CA1103038A (fr) 1981-06-16
GR65615B (en) 1980-10-14
IT1114010B (it) 1986-01-27
DK203479A (da) 1979-11-19
MA18437A1 (fr) 1979-12-31
BR7903021A (pt) 1979-12-04
SE438668B (sv) 1985-04-29
AU4707279A (en) 1979-11-22
AT375325B (de) 1984-07-25
DD143595A5 (de) 1980-09-03
IS2487A7 (is) 1979-08-03
IL57287A0 (en) 1979-09-30
FR2426018B1 (xx) 1981-11-27
JPS54150396A (en) 1979-11-26
BE876361A (fr) 1979-11-19
MX152070A (es) 1985-05-28
IT7922699A0 (it) 1979-05-16
HU184178B (en) 1984-07-30
EP0006070A1 (fr) 1979-12-12
NO791639L (no) 1979-11-20
PL215597A1 (xx) 1980-02-11
US4237102A (en) 1980-12-02
FR2426018A1 (fr) 1979-12-14
AR218538A1 (es) 1980-06-13
NO154164C (no) 1986-07-30
OA06297A (fr) 1981-06-30
EP0006070B1 (fr) 1981-04-29
DE2960300D1 (en) 1981-08-06
SE7904257L (sv) 1979-11-19

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