FR2248897B1 - - Google Patents

Info

Publication number
FR2248897B1
FR2248897B1 FR7435640A FR7435640A FR2248897B1 FR 2248897 B1 FR2248897 B1 FR 2248897B1 FR 7435640 A FR7435640 A FR 7435640A FR 7435640 A FR7435640 A FR 7435640A FR 2248897 B1 FR2248897 B1 FR 2248897B1
Authority
FR
France
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
FR7435640A
Other versions
FR2248897A1 (fr
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.)
Raytheon Technologies Corp
Original Assignee
United Aircraft 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 Aircraft Corp filed Critical United Aircraft Corp
Publication of FR2248897A1 publication Critical patent/FR2248897A1/fr
Application granted granted Critical
Publication of FR2248897B1 publication Critical patent/FR2248897B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7435640A 1973-10-26 1974-10-24 Expired FR2248897B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US410146A US3908733A (en) 1973-10-26 1973-10-26 Method and apparatus for control of alloy in columnar grain castings

Publications (2)

Publication Number Publication Date
FR2248897A1 FR2248897A1 (fr) 1975-05-23
FR2248897B1 true FR2248897B1 (fr) 1980-05-30

Family

ID=23623421

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435640A Expired FR2248897B1 (fr) 1973-10-26 1974-10-24

Country Status (11)

Country Link
US (1) US3908733A (fr)
JP (1) JPS5074521A (fr)
CA (1) CA1035538A (fr)
CH (1) CH600973A5 (fr)
DE (1) DE2450602C2 (fr)
FR (1) FR2248897B1 (fr)
GB (1) GB1487598A (fr)
IL (1) IL45917A (fr)
IT (1) IT1025186B (fr)
NL (1) NL174330C (fr)
SE (1) SE410411B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965963A (en) * 1973-11-16 1976-06-29 United Technologies Corporation Mold and process for casting high temperature alloys
US4475582A (en) * 1982-01-27 1984-10-09 United Technologies Corporation Casting a metal single crystal article using a seed crystal and a helix
JPH0639885B2 (ja) * 1988-03-14 1994-05-25 株式会社日立製作所 ガスタービン用シュラウド及びガスタービン
US20080099177A1 (en) * 2006-10-31 2008-05-01 General Electric Company Investment casting process and apparatus to facilitate superior grain structure in a DS turbine bucket with shroud
US8641381B2 (en) 2010-04-14 2014-02-04 General Electric Company System and method for reducing grain boundaries in shrouded airfoils
FR2978927B1 (fr) 2011-08-09 2013-09-27 Snecma Procede de fonderie de pieces metalliques monocristallines
PL216825B1 (pl) * 2011-08-19 2014-05-30 Inst Odlewnictwa Sposób wytwarzania odlewów precyzyjnych
CN102756117B (zh) * 2012-08-07 2016-01-27 无锡蠡湖叶轮制造有限公司 铝合金无氧化皮浇注装置
CN103143678B (zh) * 2013-04-01 2015-02-18 东方电气集团东方汽轮机有限公司 一种用于优化高温合金叶片定向柱晶组织的模壳
EP3511522A1 (fr) 2018-01-11 2019-07-17 Siemens Aktiengesellschaft Aube de turbine à gaz et procédé de production d'une telle aube

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL136758C (fr) * 1963-10-21 1900-01-01
US3494709A (en) * 1965-05-27 1970-02-10 United Aircraft Corp Single crystal metallic part
US3538981A (en) * 1968-08-05 1970-11-10 United Aircraft Corp Apparatus for casting directionally solidified articles
US3633648A (en) * 1970-04-24 1972-01-11 United Aircraft Corp Method of casting in investment molds having a radiation shield
US3711337A (en) * 1970-12-16 1973-01-16 United Aircraft Corp Columnar-grained nickel-base superalloy castings
US3810504A (en) * 1971-03-26 1974-05-14 Trw Inc Method for directional solidification
US3802482A (en) * 1972-03-09 1974-04-09 United Aircraft Corp Process for making directionally solidified castings

Also Published As

Publication number Publication date
IT1025186B (it) 1978-08-10
CA1035538A (fr) 1978-08-01
NL174330C (nl) 1984-06-01
DE2450602A1 (de) 1975-04-30
GB1487598A (en) 1977-10-05
DE2450602C2 (de) 1982-12-30
FR2248897A1 (fr) 1975-05-23
SE7413149L (fr) 1975-04-28
US3908733A (en) 1975-09-30
JPS5074521A (fr) 1975-06-19
NL7413682A (nl) 1975-04-29
IL45917A (en) 1977-07-31
NL174330B (nl) 1984-01-02
AU7438374A (en) 1976-04-29
CH600973A5 (fr) 1978-06-30
IL45917A0 (en) 1975-05-22
SE410411B (sv) 1979-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse