FR2245575B1 - - Google Patents
Info
- Publication number
- FR2245575B1 FR2245575B1 FR7334709A FR7334709A FR2245575B1 FR 2245575 B1 FR2245575 B1 FR 2245575B1 FR 7334709 A FR7334709 A FR 7334709A FR 7334709 A FR7334709 A FR 7334709A FR 2245575 B1 FR2245575 B1 FR 2245575B1
- Authority
- FR
- France
- 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
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
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
- C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
-
- 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
- C01F7/32—Thermal decomposition of sulfates including complex sulfates, e.g. alums
-
- 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
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Catalysts (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722215594 DE2215594C3 (de) | 1972-03-30 | Verfahren zur Herstellung von Aluminiumoxid | |
| GB4511673A GB1419439A (en) | 1972-03-30 | 1973-09-26 | Preparation of alumina |
| FR7334709A FR2245575B1 (OSRAM) | 1972-03-30 | 1973-09-27 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722215594 DE2215594C3 (de) | 1972-03-30 | Verfahren zur Herstellung von Aluminiumoxid | |
| GB4511673A GB1419439A (en) | 1972-03-30 | 1973-09-26 | Preparation of alumina |
| FR7334709A FR2245575B1 (OSRAM) | 1972-03-30 | 1973-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2245575A1 FR2245575A1 (OSRAM) | 1975-04-25 |
| FR2245575B1 true FR2245575B1 (OSRAM) | 1976-10-01 |
Family
ID=27184270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7334709A Expired FR2245575B1 (OSRAM) | 1972-03-30 | 1973-09-27 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2245575B1 (OSRAM) |
| GB (1) | GB1419439A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299460B (zh) * | 2020-10-27 | 2022-11-04 | 中国铝业股份有限公司 | 一种协同高效氧化铝土矿溶出浆液中硫和有机物的方法 |
-
1973
- 1973-09-26 GB GB4511673A patent/GB1419439A/en not_active Expired
- 1973-09-27 FR FR7334709A patent/FR2245575B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2245575A1 (OSRAM) | 1975-04-25 |
| GB1419439A (en) | 1975-12-31 |
| DE2215594B2 (de) | 1977-01-27 |
| DE2215594A1 (de) | 1973-10-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |