GB1389805A - Methods and apparatus for making elongated structures of silicon and silicon carbide - Google Patents

Methods and apparatus for making elongated structures of silicon and silicon carbide

Info

Publication number
GB1389805A
GB1389805A GB2155173A GB2155173A GB1389805A GB 1389805 A GB1389805 A GB 1389805A GB 2155173 A GB2155173 A GB 2155173A GB 2155173 A GB2155173 A GB 2155173A GB 1389805 A GB1389805 A GB 1389805A
Authority
GB
United Kingdom
Prior art keywords
mandrel
graphite
silicon
flat
slabs
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
Application number
GB2155173A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Publication of GB1389805A publication Critical patent/GB1389805A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
    • C04B35/571—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide obtained from Si-containing polymer precursors or organosilicon monomers
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/01—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes on temporary substrates, e.g. substrates subsequently removed by etching
    • 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
    • C30B31/00—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor
    • C30B31/06—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor by contacting with diffusion material in the gaseous state
    • C30B31/10—Reaction chambers; Selection of materials therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Silicon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Physical Vapour Deposition (AREA)
  • Chemical Vapour Deposition (AREA)
  • Carbon And Carbon Compounds (AREA)
GB2155173A 1972-05-17 1973-05-07 Methods and apparatus for making elongated structures of silicon and silicon carbide Expired GB1389805A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25418372A 1972-05-17 1972-05-17

Publications (1)

Publication Number Publication Date
GB1389805A true GB1389805A (en) 1975-04-09

Family

ID=22963252

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2155173A Expired GB1389805A (en) 1972-05-17 1973-05-07 Methods and apparatus for making elongated structures of silicon and silicon carbide

Country Status (5)

Country Link
JP (1) JPS5313197B2 (enExample)
CA (1) CA971465A (enExample)
FR (1) FR2184924B1 (enExample)
GB (1) GB1389805A (enExample)
NL (1) NL7306799A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114636314A (zh) * 2020-12-16 2022-06-17 青海黄河上游水电开发有限责任公司新能源分公司 一种基于电子级多晶硅生产装置还原炉石墨预热器结构
CN115613131A (zh) * 2022-10-17 2023-01-17 江苏汉印机电科技股份有限公司 一种碳化硅外延化学气相沉积系统的真空腔室

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0309272A3 (en) * 1987-09-25 1990-03-07 Southtech, Inc. Apparatus and method for sample holders and wafer cages fabricated from silicon carbide for processing semiconductor materials

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114636314A (zh) * 2020-12-16 2022-06-17 青海黄河上游水电开发有限责任公司新能源分公司 一种基于电子级多晶硅生产装置还原炉石墨预热器结构
CN115613131A (zh) * 2022-10-17 2023-01-17 江苏汉印机电科技股份有限公司 一种碳化硅外延化学气相沉积系统的真空腔室
CN115613131B (zh) * 2022-10-17 2023-11-28 江苏汉印机电科技股份有限公司 一种碳化硅外延化学气相沉积系统的真空腔室

Also Published As

Publication number Publication date
FR2184924B1 (enExample) 1976-05-28
CA971465A (en) 1975-07-22
JPS4926117A (enExample) 1974-03-08
JPS5313197B2 (enExample) 1978-05-08
NL7306799A (enExample) 1973-11-20
DE2321507B2 (de) 1976-09-02
FR2184924A1 (enExample) 1973-12-28
DE2321507A1 (de) 1973-12-06

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee