DE3907022C2 - - Google Patents

Info

Publication number
DE3907022C2
DE3907022C2 DE3907022A DE3907022A DE3907022C2 DE 3907022 C2 DE3907022 C2 DE 3907022C2 DE 3907022 A DE3907022 A DE 3907022A DE 3907022 A DE3907022 A DE 3907022A DE 3907022 C2 DE3907022 C2 DE 3907022C2
Authority
DE
Germany
Prior art keywords
binder
pressure
molded part
sintering
component
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
DE3907022A
Other languages
German (de)
English (en)
Other versions
DE3907022A1 (de
Inventor
Juergen Prof. Dr.-Ing. 4300 Essen De Poetschke
Dietrich Dr.-Ing. 4030 Ratingen De Radke
Wolfgang Dr.-Ing. 5902 Netphen De Weiglin
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.)
RADKE, DIETRICH, DR.-ING., 40885 RATINGEN, DE
Original Assignee
Fried Krupp AG
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
Priority claimed from DE3808123A external-priority patent/DE3808123A1/de
Application filed by Fried Krupp AG filed Critical Fried Krupp AG
Priority to DE3907022A priority Critical patent/DE3907022A1/de
Publication of DE3907022A1 publication Critical patent/DE3907022A1/de
Application granted granted Critical
Publication of DE3907022C2 publication Critical patent/DE3907022C2/de
Granted legal-status Critical Current

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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
    • 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
    • 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
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • 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
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • C04B35/6455—Hot isostatic pressing
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
DE3907022A 1988-03-11 1989-03-04 Verfahren zur herstellung von sinterteilen aus feinkoernigen metall- oder keramikpulvern Granted DE3907022A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE3907022A DE3907022A1 (de) 1988-03-11 1989-03-04 Verfahren zur herstellung von sinterteilen aus feinkoernigen metall- oder keramikpulvern

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3808123A DE3808123A1 (de) 1988-03-11 1988-03-11 Verfahren zur herstellung von sinterteilen aus feinkoernigen metall- oder keramikpulvern
DE3907022A DE3907022A1 (de) 1988-03-11 1989-03-04 Verfahren zur herstellung von sinterteilen aus feinkoernigen metall- oder keramikpulvern

Publications (2)

Publication Number Publication Date
DE3907022A1 DE3907022A1 (de) 1989-09-21
DE3907022C2 true DE3907022C2 (en:Method) 1990-09-27

Family

ID=25865835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3907022A Granted DE3907022A1 (de) 1988-03-11 1989-03-04 Verfahren zur herstellung von sinterteilen aus feinkoernigen metall- oder keramikpulvern

Country Status (1)

Country Link
DE (1) DE3907022A1 (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4300446C2 (de) * 1992-12-22 2002-12-19 Werner Hermann Wera Werke Schraubwerkzeug, insbesondere Schraubendrehereinsatz

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4233015C1 (de) * 1992-10-01 1993-10-28 Veitscher Magnesitwerke Ag Bindemittel für keramische Massen
DE4243608C2 (de) * 1992-12-22 2000-10-19 Werner Hermann Wera Werke Werkzeug
IT1260928B (it) * 1993-07-16 1996-04-29 Fiat Auto Spa Procedimento per la realizzazione di lamiere metalliche e/o ceramiche tramite sinterizzazione di polveri e prodotto relativo.
US12186810B2 (en) * 2019-12-04 2025-01-07 Grundfos Holding A/S Method of manufacturing an object by joining two powder metallurgical components

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH294616A (de) * 1944-02-11 1953-11-30 Gmbh Robert Bosch Verfahren zur Herstellung von keramischen Erzeugnissen.
GB1516079A (en) * 1976-04-12 1978-06-28 Parmatech Corp Manufacture of parts from particulate material
DE3120501C2 (de) * 1981-05-22 1983-02-10 MTU Motoren- und Turbinen-Union München GmbH, 8000 München "Verfahren und Vorrichtung zur Herstellung von Formteilen"

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4300446C2 (de) * 1992-12-22 2002-12-19 Werner Hermann Wera Werke Schraubwerkzeug, insbesondere Schraubendrehereinsatz

Also Published As

Publication number Publication date
DE3907022A1 (de) 1989-09-21

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FRIED. KRUPP AG, 4300 ESSEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: FRIED. KRUPP AG HOESCH-KRUPP, 45143 ESSEN UND 4414

8327 Change in the person/name/address of the patent owner

Owner name: RADKE, DIETRICH, DR.-ING., 40885 RATINGEN, DE

8339 Ceased/non-payment of the annual fee