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FR2641274B1 - IMPROVEMENTS IN SHELL MOLDS - Google Patents

IMPROVEMENTS IN SHELL MOLDS

Info

Publication number
FR2641274B1
FR2641274B1 FR8915241A FR8915241A FR2641274B1 FR 2641274 B1 FR2641274 B1 FR 2641274B1 FR 8915241 A FR8915241 A FR 8915241A FR 8915241 A FR8915241 A FR 8915241A FR 2641274 B1 FR2641274 B1 FR 2641274B1
Authority
FR
France
Prior art keywords
shell molds
molds
shell
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 - Fee Related
Application number
FR8915241A
Other languages
French (fr)
Other versions
FR2641274A1 (en
Inventor
Keith Leslie Harrison
David Mills
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2641274A1 publication Critical patent/FR2641274A1/en
Application granted granted Critical
Publication of FR2641274B1 publication Critical patent/FR2641274B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/165—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents in the manufacture of multilayered shell moulds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
FR8915241A 1988-12-14 1989-11-21 IMPROVEMENTS IN SHELL MOLDS Expired - Fee Related FR2641274B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8829197A GB2226020A (en) 1988-12-14 1988-12-14 Improvements in shell moulds

Publications (2)

Publication Number Publication Date
FR2641274A1 FR2641274A1 (en) 1990-07-06
FR2641274B1 true FR2641274B1 (en) 1991-08-23

Family

ID=10648492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8915241A Expired - Fee Related FR2641274B1 (en) 1988-12-14 1989-11-21 IMPROVEMENTS IN SHELL MOLDS

Country Status (5)

Country Link
JP (1) JPH02211928A (en)
AU (1) AU617903B2 (en)
DE (1) DE3939613A1 (en)
FR (1) FR2641274B1 (en)
GB (1) GB2226020A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2225329B (en) * 1988-11-21 1992-03-18 Rolls Royce Plc Shell moulds for casting metals
CN103008549A (en) * 2013-01-21 2013-04-03 贵州红林机械有限公司 Method for manufacturing investment pattern shell with narrow and curved cavity of casting

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288882A (en) * 1963-02-12
GB1023829A (en) * 1963-07-16 1966-03-23 Monsanto Chemicals Production of shell moulds
US4533394A (en) * 1982-09-30 1985-08-06 Watts Claude H Process for manufacturing shell molds
JPS6146346A (en) * 1984-08-09 1986-03-06 Agency Of Ind Science & Technol Investment shell mold used for unidirectional solidification casting of super alloy

Also Published As

Publication number Publication date
AU4606989A (en) 1990-06-21
DE3939613A1 (en) 1990-06-21
FR2641274A1 (en) 1990-07-06
GB2226020A (en) 1990-06-20
JPH02211928A (en) 1990-08-23
GB8829197D0 (en) 1989-01-25
AU617903B2 (en) 1991-12-05

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Legal Events

Date Code Title Description
ST Notification of lapse