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DE69609898D1 - Investment casting process for the production of objects with a very precise surface - Google Patents

Investment casting process for the production of objects with a very precise surface

Info

Publication number
DE69609898D1
DE69609898D1 DE69609898T DE69609898T DE69609898D1 DE 69609898 D1 DE69609898 D1 DE 69609898D1 DE 69609898 T DE69609898 T DE 69609898T DE 69609898 T DE69609898 T DE 69609898T DE 69609898 D1 DE69609898 D1 DE 69609898D1
Authority
DE
Germany
Prior art keywords
objects
production
casting process
investment casting
precise surface
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
DE69609898T
Other languages
German (de)
Other versions
DE69609898T2 (en
Inventor
James Oti
David Lasalle
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.)
Johnson and Johnson Professional Inc
Original Assignee
Johnson and Johnson Professional Inc
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 Johnson and Johnson Professional Inc filed Critical Johnson and Johnson Professional Inc
Application granted granted Critical
Publication of DE69609898D1 publication Critical patent/DE69609898D1/en
Publication of DE69609898T2 publication Critical patent/DE69609898T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns
    • B22C9/043—Removing the consumable pattern
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/02—Lost patterns
    • B22C7/023—Patterns made from expanded plastic materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
DE1996609898 1995-06-07 1996-06-06 Investment casting process for the production of objects with a very precise surface Expired - Lifetime DE69609898T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48104995A 1995-06-07 1995-06-07

Publications (2)

Publication Number Publication Date
DE69609898D1 true DE69609898D1 (en) 2000-09-28
DE69609898T2 DE69609898T2 (en) 2001-02-22

Family

ID=23910378

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996609898 Expired - Lifetime DE69609898T2 (en) 1995-06-07 1996-06-06 Investment casting process for the production of objects with a very precise surface

Country Status (4)

Country Link
EP (1) EP0747149B1 (en)
JP (1) JP4059937B2 (en)
AU (1) AU708428B2 (en)
DE (1) DE69609898T2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE350182T1 (en) * 1999-10-26 2007-01-15 Howmet Res Corp MULTI-WALLED CORE AND METHOD
DE10260535A1 (en) * 2002-12-21 2004-07-08 Mtu Aero Engines Gmbh Process for the production of heat exchanger tubes consisting of half tubes or tubes for recuperative exhaust gas heat exchangers
CN102151790B (en) * 2010-02-11 2013-09-11 上海中洲特种合金材料有限公司 Investment casting method of heavy castings
CN107685133A (en) * 2017-09-12 2018-02-13 东方电气集团东方汽轮机有限公司 A kind of hot investment casting ceramic shell preparation method
CN110560636A (en) * 2019-10-09 2019-12-13 西安皓森精铸有限公司 Method for reducing shell cracking in investment casting process
US10940531B1 (en) * 2019-10-31 2021-03-09 The Boeing Company Methods and systems for improving a surface finish of an investment casting
CN110978874B (en) * 2019-12-31 2021-12-17 中国美术学院 Technology for processing metal pictures and texts on surface of metal artware
CN113102688A (en) * 2021-03-29 2021-07-13 上海联泰科技股份有限公司 Method for improving shell expansion of 3D printing photosensitive resin mold in investment casting

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3426834A (en) * 1967-03-16 1969-02-11 Obermayer Co The S Expendable pattern for precision investment casting
DE3225980A1 (en) * 1982-07-10 1984-01-12 Fichtel & Sachs Ag, 8720 Schweinfurt Pouring system for lost wax process
US4556528A (en) * 1983-06-16 1985-12-03 The Garrett Corporation Mold and method for casting of fragile and complex shapes
DE3619170A1 (en) * 1986-06-06 1987-12-10 Basf Ag Use of polystyrene foam as lost pattern in the production of metal castings
JPS6418546A (en) * 1987-07-10 1989-01-23 Morikawa Sangyo Sublimation pattern for producing casting
JPS6422447A (en) * 1987-07-15 1989-01-25 Morikawa Sangyo Casting method for casting
DE69429233T2 (en) * 1993-09-24 2002-06-27 Texas Instruments Inc., Dallas Process for producing an investment casting model

Also Published As

Publication number Publication date
JP4059937B2 (en) 2008-03-12
EP0747149A3 (en) 1998-04-08
AU708428B2 (en) 1999-08-05
DE69609898T2 (en) 2001-02-22
JPH09136140A (en) 1997-05-27
EP0747149A2 (en) 1996-12-11
EP0747149B1 (en) 2000-08-23
AU5459496A (en) 1996-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN