DE2760450C2 - - Google Patents
Info
- Publication number
- DE2760450C2 DE2760450C2 DE2760450A DE2760450A DE2760450C2 DE 2760450 C2 DE2760450 C2 DE 2760450C2 DE 2760450 A DE2760450 A DE 2760450A DE 2760450 A DE2760450 A DE 2760450A DE 2760450 C2 DE2760450 C2 DE 2760450C2
- Authority
- DE
- Germany
- Prior art keywords
- aluminum oxide
- alumina
- slurry
- rehydratable
- shaped articles
- 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
Classifications
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- 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
-
- 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
- C01F7/021—After-treatment of oxides or hydroxides
- C01F7/025—Granulation or agglomeration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- 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
- C01P2006/10—Solid density
-
- 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
- C01P2006/11—Powder tap density
-
- 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
- C01P2006/12—Surface area
-
- 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
- C01P2006/14—Pore volume
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2760450A DE2760450C2 (it) | 1977-12-30 | 1977-12-30 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772758945 DE2758945A1 (de) | 1977-12-30 | 1977-12-30 | Verfahren zur herstellung von formteilchen aus aluminiumoxid |
DE2760450A DE2760450C2 (it) | 1977-12-30 | 1977-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2760450C2 true DE2760450C2 (it) | 1988-12-29 |
Family
ID=25773429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2760450A Expired DE2760450C2 (it) | 1977-12-30 | 1977-12-30 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE2760450C2 (it) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2256849A1 (de) * | 1972-03-14 | 1973-09-27 | Kaiser Aluminium Chem Corp | Hochfeste aktive aluminiumoxydformkoerper von niedriger dichte und verfahren zu deren herstellung |
DE2506756A1 (de) * | 1974-02-18 | 1975-08-21 | Labofina Sa | Herstellung von aluminiumoxyd- teilchen |
-
1977
- 1977-12-30 DE DE2760450A patent/DE2760450C2/de not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2256849A1 (de) * | 1972-03-14 | 1973-09-27 | Kaiser Aluminium Chem Corp | Hochfeste aktive aluminiumoxydformkoerper von niedriger dichte und verfahren zu deren herstellung |
DE2506756A1 (de) * | 1974-02-18 | 1975-08-21 | Labofina Sa | Herstellung von aluminiumoxyd- teilchen |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
Q172 | Divided out of (supplement): |
Ref country code: DE Ref document number: 2758945 |
|
8110 | Request for examination paragraph 44 | ||
AC | Divided out of |
Ref country code: DE Ref document number: 2758945 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |