IT1041714B - Produzione di una forma di fibre o sbarrette di allumina - Google Patents

Produzione di una forma di fibre o sbarrette di allumina

Info

Publication number
IT1041714B
IT1041714B IT46833/75A IT4683375A IT1041714B IT 1041714 B IT1041714 B IT 1041714B IT 46833/75 A IT46833/75 A IT 46833/75A IT 4683375 A IT4683375 A IT 4683375A IT 1041714 B IT1041714 B IT 1041714B
Authority
IT
Italy
Prior art keywords
fibers
production
aluminum bars
bars
aluminum
Prior art date
Application number
IT46833/75A
Other languages
English (en)
Original Assignee
Hepworth & Grandage Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hepworth & Grandage Ltd filed Critical Hepworth & Grandage Ltd
Application granted granted Critical
Publication of IT1041714B publication Critical patent/IT1041714B/it

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)
IT46833/75A 1974-03-18 1975-03-18 Produzione di una forma di fibre o sbarrette di allumina IT1041714B (it)

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 (1)

Publication Number Publication Date
IT1041714B true IT1041714B (it) 1980-01-10

Family

ID=9996506

Family Applications (1)

Application Number Title Priority Date Filing Date
IT46833/75A IT1041714B (it) 1974-03-18 1975-03-18 Produzione di una forma di fibre o sbarrette di allumina

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPS5748487B2 (it) 1982-10-16
GB1489346A (en) 1977-10-19
JPS50127896A (it) 1975-10-08
DE2511650A1 (de) 1975-09-25
SE406316B (sv) 1979-02-05
FR2264898A1 (it) 1975-10-17
FR2264898B1 (it) 1978-12-29
DE2511650C2 (de) 1984-05-10
SE7502996L (it) 1975-09-19

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