GB2463304B - A method for the manufacture of monocrystalline blades - Google Patents

A method for the manufacture of monocrystalline blades

Info

Publication number
GB2463304B
GB2463304B GB8227301A GB8227301A GB2463304B GB 2463304 B GB2463304 B GB 2463304B GB 8227301 A GB8227301 A GB 8227301A GB 8227301 A GB8227301 A GB 8227301A GB 2463304 B GB2463304 B GB 2463304B
Authority
GB
United Kingdom
Prior art keywords
manufacture
monocrystalline blades
monocrystalline
blades
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 - Lifetime
Application number
GB8227301A
Other versions
GB8227301D0 (en
GB2463304A (en
Inventor
Martial Gerard Alessandri
Jacques Leopold Emile Grammagnac
Jean-Marc Clement Francis Theret
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Anticipated expiration legal-status Critical
Publication of GB8227301D0 publication Critical patent/GB8227301D0/en
Publication of GB2463304A publication Critical patent/GB2463304A/en
Application granted granted Critical
Publication of GB2463304B publication Critical patent/GB2463304B/en
Expired - Lifetime 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
    • C30B11/14—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
    • 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
    • B22D27/20—Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor
    • 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)
GB8227301A 1981-09-25 1982-09-24 A method for the manufacture of monocrystalline blades Expired - Lifetime GB2463304B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8118071A FR2734187A1 (en) 1981-09-25 1981-09-25 Casting and directional solidification. of a cluster of turbine rotor vanes

Publications (3)

Publication Number Publication Date
GB8227301D0 GB8227301D0 (en) 2009-09-16
GB2463304A GB2463304A (en) 2010-03-17
GB2463304B true GB2463304B (en) 2010-09-29

Family

ID=9262451

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8227301A Expired - Lifetime GB2463304B (en) 1981-09-25 1982-09-24 A method for the manufacture of monocrystalline blades

Country Status (4)

Country Link
DE (1) DE3235359C1 (en)
FR (1) FR2734187A1 (en)
GB (1) GB2463304B (en)
IT (1) IT8223391A0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2734189B1 (en) * 1989-05-24 1997-07-18 Snecma DEVICE FOR SELECTING A GRAIN OF CRYSTALLIZATION FOR SINGLE CRYSTAL PIECES IN FOUNDRY
CN1317095C (en) * 2004-02-25 2007-05-23 中国科学院金属研究所 Crystalloid laminae composited from single crystal and directional column crystal and preparing method
FR3004366B1 (en) * 2013-04-10 2021-04-30 Snecma MONOCRISTALLINE FOUNDRY MOLD
CN109648065B (en) * 2019-02-01 2020-08-21 中国科学院金属研究所 Method for evaluating recrystallization forming tendency of single crystal superalloy

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263401A (en) * 1969-03-13 1972-02-09 United Aircraft Corp Double oriented single crystal castings
GB1280055A (en) * 1969-03-13 1972-07-05 United Aircraft Corp Double-oriented single crystal castings
GB2030233A (en) * 1978-09-16 1980-04-02 Rolls Royce Gas turbine engine blade
GB2030069A (en) * 1978-09-18 1980-04-02 Howmet Turbine Components Mould for directional solidified single crystal castings and method for preparing same
GB2037200A (en) * 1978-12-13 1980-07-09 United Technologies Corp Epitaxial solidification

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1481366A (en) * 1965-05-27 1967-05-19 United Aircraft Corp Improvements to foundry parts and method and device for manufacturing these parts
US3625275A (en) * 1969-03-13 1971-12-07 United Aircraft Corp Apparatus and method for single-crystal casting
BE737493A (en) * 1969-08-14 1970-01-16 Monocrystalline turbine blade envelope mould
BE795953A (en) * 1973-02-26 1973-08-27 Petrov Dmitry A Monocrystalline metal products mfr - in a two cavity mould
US4292010A (en) * 1978-09-16 1981-09-29 Rolls-Royce Limited Cambered blade or vane for a gas turbine engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263401A (en) * 1969-03-13 1972-02-09 United Aircraft Corp Double oriented single crystal castings
GB1280055A (en) * 1969-03-13 1972-07-05 United Aircraft Corp Double-oriented single crystal castings
GB2030233A (en) * 1978-09-16 1980-04-02 Rolls Royce Gas turbine engine blade
GB2030069A (en) * 1978-09-18 1980-04-02 Howmet Turbine Components Mould for directional solidified single crystal castings and method for preparing same
GB2037200A (en) * 1978-12-13 1980-07-09 United Technologies Corp Epitaxial solidification

Also Published As

Publication number Publication date
DE3235359C1 (en) 1997-01-30
GB8227301D0 (en) 2009-09-16
GB2463304A (en) 2010-03-17
IT8223391A0 (en) 1982-09-23
FR2734187A1 (en) 1996-11-22

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20020923