FR2944720B1 - REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS - Google Patents

REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS

Info

Publication number
FR2944720B1
FR2944720B1 FR0952706A FR0952706A FR2944720B1 FR 2944720 B1 FR2944720 B1 FR 2944720B1 FR 0952706 A FR0952706 A FR 0952706A FR 0952706 A FR0952706 A FR 0952706A FR 2944720 B1 FR2944720 B1 FR 2944720B1
Authority
FR
France
Prior art keywords
realization
molding
injection
metal powders
cavity parts
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.)
Active
Application number
FR0952706A
Other languages
French (fr)
Other versions
FR2944720A1 (en
Inventor
Jean Francois Fromentin
Emmanuel Lafoy
Jean-Baptiste Mottin
Alain Repussard
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
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0952706A priority Critical patent/FR2944720B1/en
Publication of FR2944720A1 publication Critical patent/FR2944720A1/en
Application granted granted Critical
Publication of FR2944720B1 publication Critical patent/FR2944720B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • B22F3/1021—Removal of binder or filler
    • B22F3/1025—Removal of binder or filler not by heating only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/04—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of turbine blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
FR0952706A 2009-04-24 2009-04-24 REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS Active FR2944720B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0952706A FR2944720B1 (en) 2009-04-24 2009-04-24 REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0952706A FR2944720B1 (en) 2009-04-24 2009-04-24 REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS

Publications (2)

Publication Number Publication Date
FR2944720A1 FR2944720A1 (en) 2010-10-29
FR2944720B1 true FR2944720B1 (en) 2014-03-07

Family

ID=41021047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0952706A Active FR2944720B1 (en) 2009-04-24 2009-04-24 REALIZATION OF CAVITY PARTS IN MOLDING BY INJECTION OF METAL POWDERS

Country Status (1)

Country Link
FR (1) FR2944720B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3069179B1 (en) 2017-07-21 2019-08-30 Safran Helicopter Engines PROCESS FOR MANUFACTURING COMPLEX FORM PIECES BY INJECTION MOLDING OF METALLIC POWDERS
FR3097876B1 (en) * 2019-06-28 2022-02-04 Safran SUPERALLOY POWDER, PART AND METHOD FOR MANUFACTURING THE PART FROM THE POWDER

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5964198A (en) * 1982-10-04 1984-04-12 Nanba Press Kogyo Kk Production of granular structure
US5972269A (en) * 1997-06-17 1999-10-26 Taurus International Manufacturing, Inc. Method of forming cavities in ceramic or metal injection molded parts using a fugitive core
DE19827618A1 (en) * 1998-06-20 1999-12-23 Gert Feix Producing sintered workpiece with internal hollow spaces
DE10314277B4 (en) * 2002-11-14 2006-07-27 Mimtechnik Gmbh Method for producing a sintered metal and / or ceramic component
US20090014101A1 (en) * 2007-07-15 2009-01-15 General Electric Company Injection molding methods for manufacturing components capable of transporting liquids

Also Published As

Publication number Publication date
FR2944720A1 (en) 2010-10-29

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