DE3669496D1 - Verfahren zum formen eines pulverfoermigen materials. - Google Patents

Verfahren zum formen eines pulverfoermigen materials.

Info

Publication number
DE3669496D1
DE3669496D1 DE8686303641T DE3669496T DE3669496D1 DE 3669496 D1 DE3669496 D1 DE 3669496D1 DE 8686303641 T DE8686303641 T DE 8686303641T DE 3669496 T DE3669496 T DE 3669496T DE 3669496 D1 DE3669496 D1 DE 3669496D1
Authority
DE
Germany
Prior art keywords
shaping
powdered material
powdered
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
DE8686303641T
Other languages
English (en)
Inventor
Tsuneo Miyashita
Yasushi Ueno
Hiroaki Nishio
Shoji Kubodera
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of DE3669496D1 publication Critical patent/DE3669496D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/638—Removal thereof
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/04—CO or CO2
    • 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
    • B22F2202/00—Treatment under specific physical conditions
    • B22F2202/03—Treatment under cryogenic or supercritical conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Producing Shaped Articles From Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Powder Metallurgy (AREA)
DE8686303641T 1985-05-14 1986-05-13 Verfahren zum formen eines pulverfoermigen materials. Expired - Fee Related DE3669496D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60100433A JPS61261274A (ja) 1985-05-14 1985-05-14 粉体の成形方法

Publications (1)

Publication Number Publication Date
DE3669496D1 true DE3669496D1 (de) 1990-04-19

Family

ID=14273816

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686303641T Expired - Fee Related DE3669496D1 (de) 1985-05-14 1986-05-13 Verfahren zum formen eines pulverfoermigen materials.

Country Status (4)

Country Link
US (1) US4737332A (de)
EP (1) EP0202852B1 (de)
JP (1) JPS61261274A (de)
DE (1) DE3669496D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63310776A (ja) * 1987-06-12 1988-12-19 Nkk Corp 高密度焼結体の製造法
JPS63310785A (ja) * 1987-06-12 1988-12-19 Nkk Corp 窒化ケイ素焼結体の製造方法
JPS63309403A (ja) * 1987-06-12 1988-12-16 Nkk Corp 泥漿鋳込み成形用鋳型
US5178735A (en) * 1987-09-07 1993-01-12 Chlorine Engineers Process for the supercritical extraction and separation of solid samples
US5028363A (en) * 1988-01-05 1991-07-02 Nkk Corporation Method of casting powder materials
JPH075929B2 (ja) * 1988-09-02 1995-01-25 日本鋼管株式会社 粉体の鋳込み成形方法
US4955798B1 (en) * 1988-10-28 1999-03-30 Nuova Merisinter S P A Process for pretreating metal powder in preparation for compacting operations
US5350003A (en) * 1993-07-09 1994-09-27 Lanxide Technology Company, Lp Removing metal from composite bodies and resulting products
US5473720A (en) * 1993-07-28 1995-12-05 At&T Corp. Method for enhancing the pullout strength of polymer-coated optical fiber
US5860467A (en) 1996-12-03 1999-01-19 The University Of North Carolina At Chapel Hill Use of CO2 -soluble materials in making molds
US6235076B1 (en) 1997-03-19 2001-05-22 Kawasaki Steel Corporation Iron base powder mixture for powder metallurgy excellent in fluidity and moldability, method of production thereof, and method of production of molded article by using the iron base powder mixture
US6548013B2 (en) * 2001-01-24 2003-04-15 Scimed Life Systems, Inc. Processing of particulate Ni-Ti alloy to achieve desired shape and properties
US7144548B2 (en) * 2003-11-17 2006-12-05 Romain Louis Billiet Method for binder extraction and sintering of green bodies in a state of weightlessness
US10022845B2 (en) 2014-01-16 2018-07-17 Milwaukee Electric Tool Corporation Tool bit
DE102014213393B4 (de) 2014-07-10 2016-12-29 Carl Zeiss Vision International Gmbh Satz von Brillenglashalbfabrikaten, computerimplementiertes Verfahren zu dessen Auslegung, Computerprogramm, computerlesbares Speichermedium, Verfahren und Vorrichtung zur Herstellung von Brillengläsern sowie Verwendung eines Satzes von Brillenglashalbfab
CN106001581B (zh) * 2016-07-28 2018-11-20 深圳市注成科技有限公司 一种榴弹用钨珠垫的制造方法
US11638987B2 (en) 2017-12-01 2023-05-02 Milwaukee Electric Tool Corporation Wear resistant tool bit
USD921468S1 (en) 2018-08-10 2021-06-08 Milwaukee Electric Tool Corporation Driver bit
FR3091663B1 (fr) * 2019-01-11 2022-08-12 Commissariat Energie Atomique Procédé de déliantage

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012194A (en) * 1971-10-04 1977-03-15 Maffei Raymond L Extraction and cleaning processes
US4197118A (en) * 1972-06-14 1980-04-08 Parmatech Corporation Manufacture of parts from particulate material
JPS5631313B2 (de) * 1974-10-07 1981-07-20
US3966981A (en) * 1974-11-26 1976-06-29 The United States Of America As Represented By The Secretary Of Agriculture Process for removing residual solvents
JPS6054906B2 (ja) * 1978-01-31 1985-12-02 財団法人特殊無機材料研究所 セラミツクス焼結成形体の製造法
JPS5617979A (en) * 1979-07-20 1981-02-20 Ngk Spark Plug Co Ceramic sintered body for cutting tool
EP0043395A1 (de) * 1980-07-04 1982-01-13 James Malcolm Adee Verfahren zur Herstellung von Metallformkörpern mit weniger als 1% Kohlenstoff und so hergestellte Metallformkörper
US4404166A (en) * 1981-01-22 1983-09-13 Witec Cayman Patents, Limited Method for removing binder from a green body
US4434028A (en) * 1981-04-17 1984-02-28 Critical Fluid Systems, Inc. Apparatus for removing organic contaminants from inorganic-rich mineral solids
JPS60255937A (ja) * 1984-05-30 1985-12-17 Nippon Kokan Kk <Nkk> 非焼成塊成鉱の製造法
JPS61155265A (ja) * 1984-12-26 1986-07-14 住友重機械工業株式会社 超臨界流体により成形体中のバインダ−を除去する方法

Also Published As

Publication number Publication date
EP0202852A1 (de) 1986-11-26
JPS61261274A (ja) 1986-11-19
US4737332A (en) 1988-04-12
JPH0419183B2 (de) 1992-03-30
EP0202852B1 (de) 1990-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee