SE452603B - Forfarande for reduktion av fororeningshalten i aluminiumoxid som framstellts fran en fast hydratiserad aluminiumoxid - Google Patents

Forfarande for reduktion av fororeningshalten i aluminiumoxid som framstellts fran en fast hydratiserad aluminiumoxid

Info

Publication number
SE452603B
SE452603B SE8501586A SE8501586A SE452603B SE 452603 B SE452603 B SE 452603B SE 8501586 A SE8501586 A SE 8501586A SE 8501586 A SE8501586 A SE 8501586A SE 452603 B SE452603 B SE 452603B
Authority
SE
Sweden
Prior art keywords
alumina
process according
hcl
calcination
hydrated alumina
Prior art date
Application number
SE8501586A
Other languages
English (en)
Swedish (sv)
Other versions
SE8501586D0 (sv
SE8501586L (sv
Inventor
Edward L Cambridge
Raouf O Loutfy
James C Withers
Daniel M Blake
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of SE8501586D0 publication Critical patent/SE8501586D0/xx
Publication of SE8501586L publication Critical patent/SE8501586L/
Publication of SE452603B publication Critical patent/SE452603B/sv

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
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
SE8501586A 1983-08-03 1985-04-01 Forfarande for reduktion av fororeningshalten i aluminiumoxid som framstellts fran en fast hydratiserad aluminiumoxid SE452603B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51979983A 1983-08-03 1983-08-03

Publications (3)

Publication Number Publication Date
SE8501586D0 SE8501586D0 (sv) 1985-04-01
SE8501586L SE8501586L (sv) 1985-04-01
SE452603B true SE452603B (sv) 1987-12-07

Family

ID=24069821

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8501586A SE452603B (sv) 1983-08-03 1985-04-01 Forfarande for reduktion av fororeningshalten i aluminiumoxid som framstellts fran en fast hydratiserad aluminiumoxid

Country Status (11)

Country Link
EP (1) EP0152463B1 (de)
JP (1) JPS60501901A (de)
CA (1) CA1224327A (de)
CH (1) CH663015A5 (de)
DE (1) DE3490383T1 (de)
GB (1) GB2155000B (de)
HU (1) HU194522B (de)
NL (1) NL191535C (de)
NO (1) NO167196C (de)
SE (1) SE452603B (de)
WO (1) WO1985000799A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5360778A (en) * 1993-05-11 1994-11-01 Exxon Research And Engineering Company High surface purity heat transfer solids for high temperature fluidized bed reactions
ES2154146B1 (es) * 1998-05-19 2001-12-01 Univ Santiago Compostela Procedimiento de purificacion de alumina por reduccion de impurezas a especies volatiles.
US6468483B2 (en) 2000-02-04 2002-10-22 Goldendale Aluminum Company Process for treating alumina-bearing ores to recover metal values therefrom
CN103534367A (zh) 2011-03-18 2014-01-22 奥贝特铝业有限公司 从含铝材料中回收稀土元素的方法
RU2013157943A (ru) 2011-06-03 2015-07-20 Орбит Элюминэ Инк. Способ получения гематита
US9382600B2 (en) 2011-09-16 2016-07-05 Orbite Technologies Inc. Processes for preparing alumina and various other products
EP2802675B1 (de) 2012-01-10 2020-03-11 Orbite Aluminae Inc. Verfahren zur behandlung von rotschlamm
CN104520237B (zh) 2012-03-29 2018-05-01 奥佰特氧化铝有限公司 处理飞灰的方法
US9290828B2 (en) 2012-07-12 2016-03-22 Orbite Technologies Inc. Processes for preparing titanium oxide and various other products
CA2885255C (en) 2012-09-26 2015-12-22 Orbite Aluminae Inc. Processes for preparing alumina and magnesium chloride by hc1 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
CN107572569A (zh) * 2012-12-17 2018-01-12 波拉尔蓝宝石有限公司 制造高纯度氧化铝的方法
CN105621468B (zh) * 2014-11-27 2017-03-29 中国科学院过程工程研究所 一种高纯氧化铝的制备方法
CN114667358A (zh) * 2019-09-06 2022-06-24 美铝澳大利亚有限公司 氧化铝的制备工艺
CN114314623A (zh) * 2020-09-30 2022-04-12 中国科学院过程工程研究所 一种利用精制氯化铝溶液生产冶金级氧化铝的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1519880A (en) * 1922-10-06 1924-12-16 American Lurgi Corp Production of pure alumina
FR1554586A (de) * 1966-04-28 1969-01-24
US4056363A (en) * 1974-03-21 1977-11-01 Georg Messner Apparatus for the fabrication of pure alumina from Al2 O3 and silica containing raw materials by leaching with hydrochloric acid
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
NO147516C (no) * 1979-02-13 1983-04-27 Elkem Spigerverket As Fremgangsmaate for utfelling av et rent aluminiumklorid fra loesninger som inneholder aluminium- og magnesiumioner.
US4239735A (en) * 1979-09-06 1980-12-16 The United States Of America, As Represented By The Secretary Of The Interior Removal of impurites from clay

Also Published As

Publication number Publication date
NO167196C (no) 1991-10-16
EP0152463A4 (de) 1987-06-29
NL8420219A (nl) 1985-06-03
NO167196B (no) 1991-07-08
CH663015A5 (fr) 1987-11-13
CA1224327A (en) 1987-07-21
GB8506688D0 (en) 1985-04-17
EP0152463A1 (de) 1985-08-28
SE8501586D0 (sv) 1985-04-01
WO1985000799A1 (en) 1985-02-28
NL191535C (nl) 1995-09-04
DE3490383C2 (de) 1990-10-25
NL191535B (nl) 1995-05-01
JPS60501901A (ja) 1985-11-07
HUT36057A (en) 1985-08-28
EP0152463B1 (de) 1990-05-23
GB2155000B (en) 1987-03-18
DE3490383T1 (de) 1985-10-17
HU194522B (en) 1988-02-29
GB2155000A (en) 1985-09-18
NO851321L (no) 1985-04-01
SE8501586L (sv) 1985-04-01
JPH0258208B2 (de) 1990-12-07

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