DE3166536D1 - Apparatus and its use for the manufacture and treatment of eutectic and eutectoid composites - Google Patents

Apparatus and its use for the manufacture and treatment of eutectic and eutectoid composites

Info

Publication number
DE3166536D1
DE3166536D1 DE8181420024T DE3166536T DE3166536D1 DE 3166536 D1 DE3166536 D1 DE 3166536D1 DE 8181420024 T DE8181420024 T DE 8181420024T DE 3166536 T DE3166536 T DE 3166536T DE 3166536 D1 DE3166536 D1 DE 3166536D1
Authority
DE
Germany
Prior art keywords
eutectic
eutectoids
gradient
displacement
eutectoid
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
DE8181420024T
Other languages
English (en)
Inventor
Tadeusz G Mathia
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3166536D1 publication Critical patent/DE3166536D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/003—Heating or cooling of the melt or the crystallised material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
    • B22D27/045—Directionally solidified castings
    • 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
    • C30B21/00—Unidirectional solidification of eutectic materials
    • C30B21/02—Unidirectional solidification of eutectic materials by normal casting or gradient freezing
    • 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
    • C30B3/00—Unidirectional demixing of eutectoid materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Light Receiving Elements (AREA)
  • Luminescent Compositions (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
DE8181420024T 1980-02-26 1981-02-25 Apparatus and its use for the manufacture and treatment of eutectic and eutectoid composites Expired DE3166536D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8004496A FR2476691B1 (fr) 1980-02-26 1980-02-26 Procede et moyens d'elaboration et de traitement des composites eutectiques et eutectoides

Publications (1)

Publication Number Publication Date
DE3166536D1 true DE3166536D1 (en) 1984-11-15

Family

ID=9239128

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181420024T Expired DE3166536D1 (en) 1980-02-26 1981-02-25 Apparatus and its use for the manufacture and treatment of eutectic and eutectoid composites

Country Status (5)

Country Link
US (1) US4372781A (de)
EP (1) EP0034995B1 (de)
AT (1) ATE9825T1 (de)
DE (1) DE3166536D1 (de)
FR (1) FR2476691B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475582A (en) * 1982-01-27 1984-10-09 United Technologies Corporation Casting a metal single crystal article using a seed crystal and a helix
US4709461A (en) * 1986-02-10 1987-12-01 Howmet Turbine Components Corporation Method of forming dense ingots having a fine equiaxed grain structure
EP0583124A3 (de) * 1992-08-03 1995-02-01 Cadic Corp Verfahren und Vorrichtung zum Formen von Gegenständen.
US7603685B2 (en) 1998-11-03 2009-10-13 United Video Properties, Inc. Program guide system with combination category search
DE19919869B4 (de) * 1999-04-30 2009-11-12 Alstom Gussofen zur Herstellung von gerichtet ein- und polykristallin erstarrten Giesskörpern
CN113798475B (zh) * 2021-08-02 2023-02-21 东方电气集团东方汽轮机有限公司 一种提高定向凝固试棒温度梯度的装置及制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124452A (en) * 1964-03-10 figure
US3564940A (en) * 1968-06-05 1971-02-23 United Aircraft Corp Anisotropic polyphase structure of monovariant eutectic composition
CH516216A (de) * 1968-09-12 1971-11-30 Bbc Brown Boveri & Cie Verfahren zur Herstellung von ferromagnetischen Körpern mit makroskopisch gerichteter Struktur
CH515337A (de) * 1969-07-09 1971-11-15 Bbc Brown Boveri & Cie Verfahren und Einrichtung zur Herstellung von uniaxial orientierten Kobaltfasern in einer Legierung
CA945733A (en) * 1971-03-26 1974-04-23 Thomas S. Piwonka Method and apparatus for unidirectional solidification of castings
FR2282667A1 (fr) * 1974-08-21 1976-03-19 Anvar Procede et dispositif pour la regulation d'un bain de matiere fondue, notamment en vue d'une solidification dirigee

Also Published As

Publication number Publication date
FR2476691B1 (fr) 1985-08-09
EP0034995A1 (de) 1981-09-02
EP0034995B1 (de) 1984-10-10
ATE9825T1 (de) 1984-10-15
FR2476691A1 (fr) 1981-08-28
US4372781A (en) 1983-02-08

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee