GB2202772B - Improvements in or relating to investment casting - Google Patents

Improvements in or relating to investment casting

Info

Publication number
GB2202772B
GB2202772B GB8805988A GB8805988A GB2202772B GB 2202772 B GB2202772 B GB 2202772B GB 8805988 A GB8805988 A GB 8805988A GB 8805988 A GB8805988 A GB 8805988A GB 2202772 B GB2202772 B GB 2202772B
Authority
GB
United Kingdom
Prior art keywords
relating
investment casting
investment
casting
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
GB8805988A
Other versions
GB2202772A (en
GB8805988D0 (en
Inventor
Andrew Peter Lee
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.)
AE PLC
Original Assignee
AE 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 AE PLC filed Critical AE PLC
Publication of GB8805988D0 publication Critical patent/GB8805988D0/en
Publication of GB2202772A publication Critical patent/GB2202772A/en
Application granted granted Critical
Publication of GB2202772B publication Critical patent/GB2202772B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C21/00Flasks; Accessories therefor
    • B22C21/12Accessories
    • B22C21/14Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/02Sand moulds or like moulds for shaped castings
    • B22C9/04Use of lost patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
GB8805988A 1987-03-25 1988-03-14 Improvements in or relating to investment casting Expired - Fee Related GB2202772B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878707159A GB8707159D0 (en) 1987-03-25 1987-03-25 Investment casting

Publications (3)

Publication Number Publication Date
GB8805988D0 GB8805988D0 (en) 1988-04-13
GB2202772A GB2202772A (en) 1988-10-05
GB2202772B true GB2202772B (en) 1991-05-01

Family

ID=10614640

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878707159A Pending GB8707159D0 (en) 1987-03-25 1987-03-25 Investment casting
GB8805988A Expired - Fee Related GB2202772B (en) 1987-03-25 1988-03-14 Improvements in or relating to investment casting

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878707159A Pending GB8707159D0 (en) 1987-03-25 1987-03-25 Investment casting

Country Status (1)

Country Link
GB (2) GB8707159D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9317518D0 (en) * 1993-08-23 1993-10-06 Rolls Royce Plc Improvements in or relating to investment casting
EP1053805A1 (en) * 1999-05-20 2000-11-22 Asea Brown Boveri AG Support element
EP1053804A1 (en) * 1999-05-20 2000-11-22 Asea Brown Boveri AG Chaplet
GB2368549B (en) * 2000-11-02 2004-04-28 Rolls Royce Plc Apparatus for performing foundary work
DE10236339B3 (en) * 2002-08-08 2004-02-19 Doncasters Precision Castings-Bochum Gmbh Method for manufacturing turbine blades with cooling ducts involves making ceramic core with positioning pins embedded in free end to protrude into surrounding moulding shell for removal during mechanical finishing of hardened blades
GB0226559D0 (en) 2002-11-14 2002-12-18 Rolls Royce Plc Investment moulding process and apparatus
CN104399889B (en) * 2014-11-07 2016-06-22 沈阳黎明航空发动机(集团)有限责任公司 A kind of hulling method after the conjuncted blade model casting of aero-engine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB326436A (en) * 1929-07-22 1930-03-13 Ernst Sonnet Improvements in or relating to chapelets
GB366655A (en) * 1930-12-15 1932-02-11 James William Laing Improvements in chaplets for supporting cores or other bodies in casting moulds
GB435340A (en) * 1934-07-21 1935-09-19 Felix Foxall Improvements in or relating to moulders' chaplets
GB926399A (en) * 1961-05-03 1963-05-15 Howe Sound Co Method of manufacturing complex air cooled turbine components
GB1219527A (en) * 1968-10-01 1971-01-20 Trw Inc Improvements in or relating to investment casting
GB1272766A (en) * 1968-06-10 1972-05-03 Radiation Ltd Method of casting an article having a hollow interior

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB326436A (en) * 1929-07-22 1930-03-13 Ernst Sonnet Improvements in or relating to chapelets
GB366655A (en) * 1930-12-15 1932-02-11 James William Laing Improvements in chaplets for supporting cores or other bodies in casting moulds
GB435340A (en) * 1934-07-21 1935-09-19 Felix Foxall Improvements in or relating to moulders' chaplets
GB926399A (en) * 1961-05-03 1963-05-15 Howe Sound Co Method of manufacturing complex air cooled turbine components
GB1272766A (en) * 1968-06-10 1972-05-03 Radiation Ltd Method of casting an article having a hollow interior
GB1219527A (en) * 1968-10-01 1971-01-20 Trw Inc Improvements in or relating to investment casting

Also Published As

Publication number Publication date
GB2202772A (en) 1988-10-05
GB8707159D0 (en) 1987-04-29
GB8805988D0 (en) 1988-04-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970314