IL58881A - Seed and method for epitaxial solidification of metal castings - Google Patents

Seed and method for epitaxial solidification of metal castings

Info

Publication number
IL58881A
IL58881A IL58881A IL5888179A IL58881A IL 58881 A IL58881 A IL 58881A IL 58881 A IL58881 A IL 58881A IL 5888179 A IL5888179 A IL 5888179A IL 58881 A IL58881 A IL 58881A
Authority
IL
Israel
Prior art keywords
seed
metal castings
epitaxial solidification
epitaxial
solidification
Prior art date
Application number
IL58881A
Other languages
English (en)
Other versions
IL58881A0 (en
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of IL58881A0 publication Critical patent/IL58881A0/xx
Publication of IL58881A publication Critical patent/IL58881A/xx

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
    • C30B11/14—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method characterised by the seed, e.g. its crystallographic orientation
    • 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
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • 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
    • C30B29/52—Alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
IL58881A 1978-12-13 1979-12-04 Seed and method for epitaxial solidification of metal castings IL58881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/969,129 US4289570A (en) 1978-12-13 1978-12-13 Seed and method for epitaxial solidification

Publications (2)

Publication Number Publication Date
IL58881A0 IL58881A0 (en) 1980-03-31
IL58881A true IL58881A (en) 1984-02-29

Family

ID=25515220

Family Applications (1)

Application Number Title Priority Date Filing Date
IL58881A IL58881A (en) 1978-12-13 1979-12-04 Seed and method for epitaxial solidification of metal castings

Country Status (15)

Country Link
US (1) US4289570A (no)
JP (1) JPS5580800A (no)
BE (1) BE880401A (no)
BR (1) BR7908121A (no)
CA (1) CA1142840A (no)
CH (1) CH651071A5 (no)
DE (1) DE2949532A1 (no)
DK (1) DK162325B (no)
FR (1) FR2444091A1 (no)
GB (1) GB2037635B (no)
IL (1) IL58881A (no)
IT (1) IT1127730B (no)
NL (1) NL7908786A (no)
NO (1) NO154909C (no)
SE (1) SE440515B (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412577A (en) * 1982-01-27 1983-11-01 United Technologies Corporation Control of seed melt-back during directional solidification of metals
US4915907A (en) * 1986-04-03 1990-04-10 United Technologies Corporation Single crystal articles having reduced anisotropy
CH672604A5 (no) * 1987-04-22 1989-12-15 Sulzer Ag
US5116456A (en) * 1988-04-18 1992-05-26 Solon Technologies, Inc. Apparatus and method for growth of large single crystals in plate/slab form
DE4039808C1 (no) * 1990-12-13 1992-01-02 Mtu Muenchen Gmbh
US5871580A (en) * 1994-11-11 1999-02-16 Japan Energy Corporation Method of growing a bulk crystal
US6343641B1 (en) * 1999-10-22 2002-02-05 General Electric Company Controlling casting grain spacing
GB0012185D0 (en) 2000-05-20 2000-07-12 Rolls Royce Plc Single crystal seed alloy
US7575038B2 (en) 2001-06-11 2009-08-18 Howmet Research Corporation Single crystal seed
EP1437426A1 (de) * 2003-01-10 2004-07-14 Siemens Aktiengesellschaft Verfahren zum Herstellen von einkristallinen Strukturen
US20050211408A1 (en) * 2004-03-25 2005-09-29 Bullied Steven J Single crystal investment cast components and methods of making same
RU2602584C1 (ru) * 2015-05-28 2016-11-20 Акционерное общество "Научно-производственный центр газотурбостроения "Салют" (АО "НПЦ газотурбостроения "Салют") Способ изготовления монокристаллических затравок
US11377753B2 (en) 2019-10-04 2022-07-05 Raytheon Technologies Corporation Arcuate seed casting method
US11198175B2 (en) 2019-10-04 2021-12-14 Raytheon Technologies Corporation Arcuate seed casting method
US11383295B2 (en) * 2019-10-04 2022-07-12 Raytheon Technologies Corporation Arcuate seed casting method

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060065A (en) * 1959-08-06 1962-10-23 Theodore H Orem Method for the growth of preferentially oriented single crystals of metals
US3264697A (en) * 1963-04-17 1966-08-09 Roehr Prod Co Inc Method of forming composite metal bodies
US3494709A (en) * 1965-05-27 1970-02-10 United Aircraft Corp Single crystal metallic part
NL151831B (nl) * 1965-06-09 1976-12-15 Philips Nv Werkwijze voor de vervaardiging van staafvormige, magnetisch anisotrope, permanente magneetlichamen met kubische kristalstructuur en een voornamelijk axiaal georienteerde (100)-richting van de kristallen.
NL6810036A (no) * 1967-08-16 1969-02-18
US3598169A (en) * 1969-03-13 1971-08-10 United Aircraft Corp Method and apparatus for casting directionally solidified discs and the like
US3620288A (en) * 1969-06-27 1971-11-16 United Aircraft Corp Directionally solidified castings
US3759310A (en) * 1971-08-30 1973-09-18 United Aircraft Corp Nsumable electrode method and apparatus for providing single crystal castings using a co
JPS4833352A (no) * 1971-09-02 1973-05-09
JPS4843527A (no) * 1971-10-05 1973-06-23
US3857436A (en) * 1973-02-13 1974-12-31 D Petrov Method and apparatus for manufacturing monocrystalline articles
DE2307463C3 (de) * 1973-02-15 1979-03-01 Dmitrij Andrejevitsch Petrov Verfahren und Vorrichtung zum Herstellen von einkristallinen Metallgußstücken
US3859144A (en) * 1973-06-27 1975-01-07 United Aircraft Corp Method for producing nickel alloy bonding foil
FR2318679A1 (fr) * 1974-01-10 1977-02-18 Radiotechnique Compelec Procede de formation de lingots monocristallins de composes semiconducteurs
US4008052A (en) * 1975-04-30 1977-02-15 Trw Inc. Method for improving metallurgical bond in bimetallic castings
US4015657A (en) * 1975-09-03 1977-04-05 Dmitry Andreevich Petrov Device for making single-crystal products
US4005988A (en) * 1975-12-19 1977-02-01 United Technologies Corporation Interlayer for transient liquid phase diffusion bonding
CA1142839A (en) * 1978-12-13 1983-03-15 Bruce E. Terkelsen Method and apparatus for epitaxial solidification

Also Published As

Publication number Publication date
CA1142840A (en) 1983-03-15
FR2444091B1 (no) 1982-12-10
JPS6335349B2 (no) 1988-07-14
IT1127730B (it) 1986-05-21
BE880401A (fr) 1980-04-01
NO794027L (no) 1980-06-16
JPS5580800A (en) 1980-06-18
NO154909C (no) 1987-01-14
DK529379A (da) 1980-06-14
DE2949532C2 (no) 1987-12-03
FR2444091A1 (fr) 1980-07-11
GB2037635A (en) 1980-07-16
IL58881A0 (en) 1980-03-31
DK162325B (da) 1991-10-14
SE7910138L (sv) 1980-06-14
NO154909B (no) 1986-10-06
DE2949532A1 (de) 1980-06-26
SE440515B (sv) 1985-08-05
IT7928073A0 (it) 1979-12-17
US4289570A (en) 1981-09-15
GB2037635B (en) 1983-01-19
NL7908786A (nl) 1980-06-17
BR7908121A (pt) 1980-07-29
CH651071A5 (de) 1985-08-30

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