ES339798A1 - Procedimiento para purificar alumina. - Google Patents
Procedimiento para purificar alumina.Info
- Publication number
- ES339798A1 ES339798A1 ES339798A ES339798A ES339798A1 ES 339798 A1 ES339798 A1 ES 339798A1 ES 339798 A ES339798 A ES 339798A ES 339798 A ES339798 A ES 339798A ES 339798 A1 ES339798 A1 ES 339798A1
- Authority
- ES
- Spain
- Prior art keywords
- gaseous
- hydrochloric acid
- hydrogen chloride
- precipitation
- washing stages
- 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
Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 9
- 238000001556 precipitation Methods 0.000 abstract 3
- 238000005406 washing Methods 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 abstract 2
- 239000001117 sulphuric acid Substances 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR59530 | 1966-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES339798A1 true ES339798A1 (es) | 1968-08-16 |
Family
ID=8607379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES339798A Expired ES339798A1 (es) | 1966-04-28 | 1967-04-26 | Procedimiento para purificar alumina. |
Country Status (11)
Families Citing this family (11)
| 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 |
| 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 |
| 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 |
| 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. |
| DE4121276C2 (de) * | 1991-06-27 | 1994-02-17 | Metallgesellschaft Ag | Verfahren zur Herstellung sulfathaltiger, basischer Polyaluminiumchlorid-Lösungen |
| FI103401B (fi) * | 1996-04-12 | 1999-06-30 | Kemira Chemicals Oy | Menetelmä epäpuhtaan alumiinioksidin käsittelemiseksi |
| 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 |
-
1966
- 1966-04-28 FR FR59530A patent/FR1554586A/fr not_active Expired
-
1967
- 1967-03-21 DE DE19671592155 patent/DE1592155A1/de active Pending
- 1967-04-24 GR GR670133674A patent/GR33674B/el unknown
- 1967-04-25 AT AT389467A patent/AT270588B/de active
- 1967-04-25 BE BE697522D patent/BE697522A/xx not_active IP Right Cessation
- 1967-04-25 LU LU53506D patent/LU53506A1/xx unknown
- 1967-04-26 ES ES339798A patent/ES339798A1/es not_active Expired
- 1967-04-27 CS CS3107A patent/CS150190B2/cs unknown
- 1967-04-27 CH CH602167A patent/CH475166A/fr not_active IP Right Cessation
- 1967-04-27 NL NL6705932A patent/NL6705932A/xx unknown
- 1967-04-28 GB GB09730/67A patent/GB1190848A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| LU53506A1 (enrdf_load_stackoverflow) | 1968-03-18 |
| BE697522A (enrdf_load_stackoverflow) | 1967-10-25 |
| CS150190B2 (enrdf_load_stackoverflow) | 1973-09-04 |
| DE1592155A1 (de) | 1970-10-22 |
| GR33674B (el) | 1968-01-09 |
| GB1190848A (en) | 1970-05-06 |
| CH475166A (fr) | 1969-07-15 |
| AT270588B (de) | 1969-05-12 |
| FR1554586A (enrdf_load_stackoverflow) | 1969-01-24 |
| NL6705932A (enrdf_load_stackoverflow) | 1967-10-30 |
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