GB1190848A - Treatment of Impure Alumina - Google Patents

Treatment of Impure Alumina

Info

Publication number
GB1190848A
GB1190848A GB09730/67A GB1973067A GB1190848A GB 1190848 A GB1190848 A GB 1190848A GB 09730/67 A GB09730/67 A GB 09730/67A GB 1973067 A GB1973067 A GB 1973067A GB 1190848 A GB1190848 A GB 1190848A
Authority
GB
United Kingdom
Prior art keywords
alumina
gaseous
hydrochloric acid
hydrogen chloride
precipitation
Prior art date
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
GB09730/67A
Other languages
English (en)
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.)
Pechiney SA
Original Assignee
Pechiney SA
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 SA filed Critical Pechiney SA
Publication of GB1190848A publication Critical patent/GB1190848A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/04—Clay; Kaolin
    • C04B33/06—Rendering lime harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/16—Clays or other mineral silicates
    • 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
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/56—Chlorides
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/30—Drying methods
    • 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)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
GB09730/67A 1966-04-28 1967-04-28 Treatment of Impure Alumina Expired GB1190848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59530 1966-04-28

Publications (1)

Publication Number Publication Date
GB1190848A true GB1190848A (en) 1970-05-06

Family

ID=8607379

Family Applications (1)

Application Number Title Priority Date Filing Date
GB09730/67A Expired GB1190848A (en) 1966-04-28 1967-04-28 Treatment of Impure Alumina

Country Status (11)

Country Link
AT (1) AT270588B (nl)
BE (1) BE697522A (nl)
CH (1) CH475166A (nl)
CS (1) CS150190B2 (nl)
DE (1) DE1592155A1 (nl)
ES (1) ES339798A1 (nl)
FR (1) FR1554586A (nl)
GB (1) GB1190848A (nl)
GR (1) GR33674B (nl)
LU (1) LU53506A1 (nl)
NL (1) NL6705932A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102849767A (zh) * 2012-04-10 2013-01-02 沈阳金博新技术产业有限公司 一种利用电厂粉煤灰制取氧化铝的方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2658369A1 (de) * 1976-03-11 1977-09-15 Texaco Development Corp Katalysatortraeger, verfahren zu seiner herstellung und seine verwendung
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
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
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
NO790460L (no) * 1979-02-13 1980-08-14 Elkem Spigerverket As Fremstilling av et rent aluminiumoksyd fra loesninger inneholdende opploeste aluminiumioner og jernioner
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.
EP0152463B1 (en) * 1983-08-03 1990-05-23 Condea Chemie GmbH Production of high purity alumina
DE4121276C2 (de) * 1991-06-27 1994-02-17 Metallgesellschaft Ag Verfahren zur Herstellung sulfathaltiger, basischer Polyaluminiumchlorid-Lösungen
FI103401B1 (fi) * 1996-04-12 1999-06-30 Kemira Chemicals Oy Menetelmä epäpuhtaan alumiinioksidin käsittelemiseksi

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102849767A (zh) * 2012-04-10 2013-01-02 沈阳金博新技术产业有限公司 一种利用电厂粉煤灰制取氧化铝的方法
CN102849767B (zh) * 2012-04-10 2014-07-16 沈阳金博新技术产业有限公司 一种利用电厂粉煤灰制取氧化铝的方法

Also Published As

Publication number Publication date
GR33674B (el) 1968-01-09
AT270588B (de) 1969-05-12
CS150190B2 (nl) 1973-09-04
DE1592155A1 (de) 1970-10-22
LU53506A1 (nl) 1968-03-18
NL6705932A (nl) 1967-10-30
CH475166A (fr) 1969-07-15
BE697522A (nl) 1967-10-25
FR1554586A (nl) 1969-01-24
ES339798A1 (es) 1968-08-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE Patent expired