DE2511650C2 - Verfahren zur Herstellung von Aluminiumoxyd-Whiskern - Google Patents
Verfahren zur Herstellung von Aluminiumoxyd-WhiskernInfo
- Publication number
- DE2511650C2 DE2511650C2 DE2511650A DE2511650A DE2511650C2 DE 2511650 C2 DE2511650 C2 DE 2511650C2 DE 2511650 A DE2511650 A DE 2511650A DE 2511650 A DE2511650 A DE 2511650A DE 2511650 C2 DE2511650 C2 DE 2511650C2
- Authority
- DE
- Germany
- Prior art keywords
- aluminum
- aluminum oxide
- reaction
- whiskers
- carbon
- 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
-
- 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)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (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 |
---|---|
DE2511650A1 DE2511650A1 (de) | 1975-09-25 |
DE2511650C2 true DE2511650C2 (de) | 1984-05-10 |
Family
ID=9996506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2511650A Expired DE2511650C2 (de) | 1974-03-18 | 1975-03-18 | Verfahren zur Herstellung von Aluminiumoxyd-Whiskern |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5748487B2 (sv) |
DE (1) | DE2511650C2 (sv) |
FR (1) | FR2264898B1 (sv) |
GB (1) | GB1489346A (sv) |
IT (1) | IT1041714B (sv) |
SE (1) | SE406316B (sv) |
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/sv not_active IP Right Cessation
- 1975-03-18 DE DE2511650A patent/DE2511650C2/de not_active Expired
- 1975-03-18 FR FR7508353A patent/FR2264898B1/fr not_active Expired
- 1975-03-18 IT IT46833/75A patent/IT1041714B/it active
Also Published As
Publication number | Publication date |
---|---|
SE406316B (sv) | 1979-02-05 |
FR2264898A1 (sv) | 1975-10-17 |
DE2511650A1 (de) | 1975-09-25 |
GB1489346A (en) | 1977-10-19 |
IT1041714B (it) | 1980-01-10 |
JPS50127896A (sv) | 1975-10-08 |
JPS5748487B2 (sv) | 1982-10-16 |
FR2264898B1 (sv) | 1978-12-29 |
SE7502996L (sv) | 1975-09-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69331300T2 (de) | Verfahren zur Abscheidung aus der Gasphase von einem Fluorid-Glasfilm auf einem Substrat | |
DE69223449T2 (de) | Verfahren zur kontinuierlichen Herstellung von Kohlenstoffasern mittels Kalzinierofen | |
DE2511650C2 (de) | Verfahren zur Herstellung von Aluminiumoxyd-Whiskern | |
DE68904052T2 (de) | Verfahren zur herstellung von sehr reinem zirkoniumtetrafluorid und anderen fluoriden. | |
DE3100554C2 (sv) | ||
DE2128907A1 (de) | Verfahren zum Graphitisieren von Fasermaterial | |
DE2656504B2 (de) | Verfahren zum Herstellen von AlkalimetaUhalogenid-Einkristallen | |
DE1769322A1 (de) | Verfahren zur Herstellung von Siliziumkarbid-Whiskerkristallen | |
DE3305055C2 (sv) | ||
EP0260424B1 (de) | Verfahren zur Herstellung von kohlenstoffarmen Silicium | |
DE3881588T2 (de) | Verfahren zur Darstellung von supraleitenden Produkten. | |
DE1944504A1 (de) | Verfahren und Vorrichtung zur Herstellung von fortlaufenden Siliciumcarbid-Draehten | |
DE2618242C3 (de) | Verfahren zur Reinigung von Natriumhydroxid | |
DE2129167A1 (de) | Verfahren zur Herstellung von SiIi ciumcarbid Whiskern | |
DE2528585A1 (de) | Verfahren zur herstellung von massiven einkristallen aus alpha- aluminiumoxyd | |
DE1696622A1 (de) | Verbindungsbildender Bordraht mit Matrixueberzug | |
DE3817553A1 (de) | Verfahren zum herstellen von titan und zirkonium | |
DE2441298C3 (de) | Verfahren zum Herstellen weicher hexagonaler Bornitridkristalle | |
DE3439550A1 (de) | Verfahren zum herstellen von silizium fuer solarzellen | |
DE2461821A1 (de) | Verfahren zur herstellung von hexagonalem bornitrid | |
DE414255C (de) | Verfahren zum Niederschlagen chemischer Verbindungen auf einem gluehenden Koerper | |
DE2702145C3 (de) | Verfahren zur Herstellung eines dotierten, in der r-Ebene orientierten α -Aluminiumoxid-Einkristalls von kreisförmigem Querschnitt | |
DE1806647B2 (de) | Verfahren zur kontinuierlichen herstellung von arsen | |
AT232425B (de) | Verfahren zur Herstellung hochreiner, insbesondere transparenter und gegebenenfalls dotierter, bindemittelfreier, geformter Körper aus Siliziumcarbid | |
DE2146448C3 (de) | Verfahren zur kontinuierlichen Abscheidung von Bor auf einem aus Pech erzeugten Kohlenstoffaden |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8141 | Disposal/no request for examination | ||
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |