GB913822A - Process and apparatus for the manufacture of shaped structures - Google Patents

Process and apparatus for the manufacture of shaped structures

Info

Publication number
GB913822A
GB913822A GB1148759A GB1148759A GB913822A GB 913822 A GB913822 A GB 913822A GB 1148759 A GB1148759 A GB 1148759A GB 1148759 A GB1148759 A GB 1148759A GB 913822 A GB913822 A GB 913822A
Authority
GB
United Kingdom
Prior art keywords
liquid
substance
crystallized
chloride
molten zone
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
GB1148759A
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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie AG
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 Wacker Chemie AG filed Critical Wacker Chemie AG
Publication of GB913822A publication Critical patent/GB913822A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02Elements
    • C30B29/06Silicon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J6/00Heat treatments such as Calcining; Fusing ; Pyrolysis
    • B01J6/005Fusing
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B11/00Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/04Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt
    • C30B11/08Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt every component of the crystal composition being added during the crystallisation
    • C30B11/10Solid or liquid components, e.g. Verneuil method
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B13/00Single-crystal growth by zone-melting; Refining by zone-melting
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B15/00Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/08Downward pulling
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B27/00Single-crystal growth under a protective fluid
    • C30B27/02Single-crystal growth under a protective fluid by pulling from a melt

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB1148759A 1958-04-03 1959-04-03 Process and apparatus for the manufacture of shaped structures Expired GB913822A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEW23099A DE1088923B (de) 1958-04-03 1958-04-03 Verfahren zum Herstellen von kristallinen Koerpern
DEW25150A DE1109143B (de) 1958-04-03 1959-03-04 Verfahren zum Herstellen geformter kristalliner Koerper

Publications (1)

Publication Number Publication Date
GB913822A true GB913822A (en) 1962-12-28

Family

ID=26002249

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1148759A Expired GB913822A (en) 1958-04-03 1959-04-03 Process and apparatus for the manufacture of shaped structures

Country Status (5)

Country Link
CH (1) CH395025A (enrdf_load_stackoverflow)
DE (2) DE1088923B (enrdf_load_stackoverflow)
FR (1) FR1219626A (enrdf_load_stackoverflow)
GB (1) GB913822A (enrdf_load_stackoverflow)
NL (1) NL237618A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181669B (de) 1958-06-03 1964-11-19 Wacker Chemie Gmbh Verfahren zum Herstellen von festen Verbindungen oder Legierungen
DE1216257B (de) * 1960-08-18 1966-05-12 Kempten Elektroschmelz Gmbh Verfahren zur Herstellung von Einkristallen
US4968380A (en) * 1989-05-24 1990-11-06 Mobil Solar Energy Corporation System for continuously replenishing melt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH286404A (fr) * 1943-09-21 1952-10-31 Linde Air Prod Co Procédé de fabrication d'un corps de gemme synthétique cristallisant dans le système isométrique et corps obtenu par ce procédé.
BE525102A (enrdf_load_stackoverflow) * 1952-12-17 1900-01-01
AT194444B (de) * 1953-02-26 1958-01-10 Siemens Ag Verfahren und Einrichtung zur Behandlung einer längserstreckten Halbleiterkristallanordnung
NL87293C (enrdf_load_stackoverflow) * 1954-02-24

Also Published As

Publication number Publication date
CH395025A (de) 1965-07-15
NL237618A (enrdf_load_stackoverflow)
DE1109143B (de) 1961-06-22
DE1088923B (de) 1960-09-15
FR1219626A (fr) 1960-05-18

Similar Documents

Publication Publication Date Title
US3042494A (en) Method for producing highest-purity silicon for electric semiconductor devices
US1046043A (en) Method and apparatus for reducing chemical compounds.
US2912311A (en) Apparatus for production of high purity elemental silicon
GB904239A (en) Improvements in or relating to methods for producing ultra-pure silicon
NL8320373A (nl) Werkwijze en inrichting voor het verkrijgen van silicium uit kiezelfluorwaterstofzuur.
GB928899A (en) A process for the deposition of silicon or germanium
GB913822A (en) Process and apparatus for the manufacture of shaped structures
Niemyski et al. Crystallization of lanthanum hexaboride
US3226270A (en) Method of crucible-free production of gallium arsenide rods from alkyl galliums and arsenic compounds at low temperatures
GB870408A (en) Treatment of silicon
GB992668A (en) Chlorination of aluminium in the presence of iron
US3170859A (en) Process for the preparation of silicon films
ES8101525A1 (es) Un metodo para la preparacion de un aislamiento de silicato calcico
US2830894A (en) Production of uranium
GB934673A (en) Improvements in or relating to the production of semi-conductor materials
US3148131A (en) Process for the purification of silicon
US3115393A (en) Process for boron production
US3095279A (en) Apparatus for producing pure silicon
US3509216A (en) Process for preparing meta- and para-carborane
US3151008A (en) Method of forming a p-nu junction
GB874237A (en) Improvements in and relating to the preparation of hydrogenation products from halides of elements of groups ó= and ó( of the periodic system
US3098741A (en) Process for effecting crucibleless melting of materials and production of shaped bodies therefrom
GB1079306A (en) Improvements in or relating to the manufacture of filiform single crystals
ES360053A1 (es) Un procedimiento para producir continuamente arsenico meta-lico cristalino.
US3069241A (en) Manufacture of high purity silicon