FR2264898B1 - - Google Patents
Info
- Publication number
- FR2264898B1 FR2264898B1 FR7508353A FR7508353A FR2264898B1 FR 2264898 B1 FR2264898 B1 FR 2264898B1 FR 7508353 A FR7508353 A FR 7508353A FR 7508353 A FR7508353 A FR 7508353A FR 2264898 B1 FR2264898 B1 FR 2264898B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/005—Growth of whiskers or needles
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
- C30B29/20—Aluminium oxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Chemical Vapour Deposition (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB11995/74A GB1489346A (en) | 1974-03-18 | 1974-03-18 | Production of a form of alumina whiskers |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2264898A1 FR2264898A1 (it) | 1975-10-17 |
FR2264898B1 true FR2264898B1 (it) | 1978-12-29 |
Family
ID=9996506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7508353A Expired FR2264898B1 (it) | 1974-03-18 | 1975-03-18 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5748487B2 (it) |
DE (1) | DE2511650C2 (it) |
FR (1) | FR2264898B1 (it) |
GB (1) | GB1489346A (it) |
IT (1) | IT1041714B (it) |
SE (1) | SE406316B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8301320D0 (en) * | 1983-01-18 | 1983-02-16 | Ae Plc | Reinforcement of articles of cast metal |
JPS6223912A (ja) * | 1985-07-23 | 1987-01-31 | Showa Denko Kk | 金属微粉の製造法 |
EP0280830A1 (en) * | 1987-03-02 | 1988-09-07 | Battelle Memorial Institute | Method for producing metal or alloy casting, composites reinforced with fibrous or particulate materials |
EP2599749A1 (en) | 2011-11-30 | 2013-06-05 | Neoker, S.L | Method for the purification of alpha-alumina fibers |
CN114606571A (zh) * | 2022-04-02 | 2022-06-10 | 陕西理工大学 | 一种利用高炉矿渣制备的氧化铝晶须及其制备方法 |
-
1974
- 1974-03-18 GB GB11995/74A patent/GB1489346A/en not_active Expired
-
1975
- 1975-03-17 JP JP50032124A patent/JPS5748487B2/ja not_active Expired
- 1975-03-17 SE SE7502996A patent/SE406316B/xx not_active IP Right Cessation
- 1975-03-18 FR FR7508353A patent/FR2264898B1/fr not_active Expired
- 1975-03-18 IT IT46833/75A patent/IT1041714B/it active
- 1975-03-18 DE DE2511650A patent/DE2511650C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS50127896A (it) | 1975-10-08 |
SE7502996L (it) | 1975-09-19 |
DE2511650A1 (de) | 1975-09-25 |
FR2264898A1 (it) | 1975-10-17 |
JPS5748487B2 (it) | 1982-10-16 |
IT1041714B (it) | 1980-01-10 |
GB1489346A (en) | 1977-10-19 |
DE2511650C2 (de) | 1984-05-10 |
SE406316B (sv) | 1979-02-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |