DE1771898A1 - Warmpressverfahren - Google Patents

Warmpressverfahren

Info

Publication number
DE1771898A1
DE1771898A1 DE19681771898 DE1771898A DE1771898A1 DE 1771898 A1 DE1771898 A1 DE 1771898A1 DE 19681771898 DE19681771898 DE 19681771898 DE 1771898 A DE1771898 A DE 1771898A DE 1771898 A1 DE1771898 A1 DE 1771898A1
Authority
DE
Germany
Prior art keywords
microns
component
surface pores
mold
mixture
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.)
Pending
Application number
DE19681771898
Other languages
German (de)
English (en)
Inventor
Barbaras Glen David
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE1771898A1 publication Critical patent/DE1771898A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • C04B35/645Pressure sintering
    • C04B35/6455Hot isostatic pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12Both compacting and sintering
    • B22F3/14Both compacting and sintering simultaneously
    • B22F3/15Hot isostatic pressing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/4998Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982Coating
    • Y10T29/49986Subsequent to metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
DE19681771898 1967-07-31 1968-07-26 Warmpressverfahren Pending DE1771898A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65703967A 1967-07-31 1967-07-31

Publications (1)

Publication Number Publication Date
DE1771898A1 true DE1771898A1 (de) 1972-04-20

Family

ID=24635605

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681771898 Pending DE1771898A1 (de) 1967-07-31 1968-07-26 Warmpressverfahren

Country Status (11)

Country Link
US (1) US3455682A (instruction)
BE (1) BE718872A (instruction)
CH (1) CH515765A (instruction)
CS (1) CS153017B2 (instruction)
DE (1) DE1771898A1 (instruction)
DK (1) DK121190B (instruction)
FR (1) FR1576752A (instruction)
GB (1) GB1180858A (instruction)
LU (1) LU56598A1 (instruction)
NL (1) NL6810786A (instruction)
SE (1) SE341372B (instruction)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA855149A (en) * 1968-02-28 1970-11-03 J. Havel Charles Hot isostatic pressing using a vitreous container
US3909991A (en) * 1970-09-22 1975-10-07 Norton Co Process for making sintered abrasive grains
US3717694A (en) * 1970-11-09 1973-02-20 Carborundum Co Hot pressing a refractory article of complex shape in a mold of simple shape
SE348961C (sv) * 1971-03-15 1982-08-30 Asea Ab Forfarande for framstellning av en sintrad pulverkropp
BE793069A (nl) * 1971-12-22 1973-06-20 Philips Nv Isostatisch heetpersprocede voor het vervaardigen van dichte sinterlichamen
US3841870A (en) * 1973-03-07 1974-10-15 Carpenter Technology Corp Method of making articles from powdered material requiring forming at high temperature
US3982934A (en) * 1974-05-31 1976-09-28 United Technologies Corporation Method of forming uniform density articles from powder metals
SE394178B (sv) * 1975-02-03 1977-06-13 Asea Ab Forfarande for varmpressning av pulverkroppar
JPS51132207A (en) * 1975-05-14 1976-11-17 Tokyo Shibaura Electric Co Manufacture of high density and high strength sintering articles
US4252768A (en) * 1976-02-17 1981-02-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Sandblasting nozzle
US4104782A (en) * 1976-07-14 1978-08-08 Howmet Turbine Components Corporation Method for consolidating precision shapes
US4112143A (en) * 1977-01-18 1978-09-05 Asea Aktiebolag Method of manufacturing an object of silicon nitride
US4310477A (en) * 1977-03-25 1982-01-12 Ford Motor Company Method of making a silicon nitride part
US4368074A (en) * 1977-12-09 1983-01-11 Aluminum Company Of America Method of producing a high temperature metal powder component
US4227927A (en) * 1978-04-05 1980-10-14 Cyclops Corporation, Universal-Cyclops Specialty Steel Division Powder metallurgy
SE413400B (sv) * 1978-08-29 1980-05-27 Asea Ab Sett att framstella ett foremal av kiselnitrid genom isostatisk pressning av en av kiselnitridpulver forformad kropp med ett gasformigt tryckmedium i ett tryckkerl vid en for sintring av kiselnitriden erforderlig ...
US4250610A (en) * 1979-01-02 1981-02-17 General Electric Company Casting densification method
SE417580B (sv) * 1979-02-27 1981-03-30 Asea Ab Forfarande for framstellning av emnen fran pulver genom hogt allsidigt tryck
GB2063922A (en) * 1979-11-20 1981-06-10 Metallurg Inc Sintered hard metals
US4446100A (en) * 1979-12-11 1984-05-01 Asea Ab Method of manufacturing an object of metallic or ceramic material
SE426791B (sv) * 1980-04-25 1983-02-14 Asea Ab Forfarande vid strengpressning av en pulverfylld kapsel
JPS56169182A (en) * 1980-05-29 1981-12-25 Sumitomo Electric Industries Ceramic material sintering method
DE3201563A1 (de) * 1982-01-20 1983-07-28 Elektroschmelzwerk Kempten GmbH, 8000 München Dichte formkoerper aus polykristallinem, hexagonalem bornitrid und verfahren zu ihrer herstellung durch isostatisches heisspressen
US4547337A (en) * 1982-04-28 1985-10-15 Kelsey-Hayes Company Pressure-transmitting medium and method for utilizing same to densify material
US4428906A (en) 1982-04-28 1984-01-31 Kelsey-Hayes Company Pressure transmitting medium and method for utilizing same to densify material
US4478789A (en) * 1982-09-29 1984-10-23 Asea Ab Method of manufacturing an object of metallic or ceramic material
BR8208096A (pt) * 1982-09-30 1984-08-14 Ford Motor Co Processo para preparar um objeto que compreende nitreto de silicio prensado a quente;produto
AU565753B2 (en) * 1982-09-30 1987-09-24 Ford Motor Company Of Canada Limited Method of making reaction bonded/hot pressed si3n4 for use as a cutting tool
DE3276686D1 (en) * 1982-10-12 1987-08-13 Ford Motor Co Making hot pressed silicon nitride by use of low density reaction bonded body
US4501718A (en) * 1983-02-23 1985-02-26 Metal Alloys, Inc. Method of consolidating a metallic or ceramic body
US4499049A (en) * 1983-02-23 1985-02-12 Metal Alloys, Inc. Method of consolidating a metallic or ceramic body
US4499048A (en) * 1983-02-23 1985-02-12 Metal Alloys, Inc. Method of consolidating a metallic body
US4562090A (en) * 1983-11-30 1985-12-31 Gray Tool Company Method for improving the density, strength and bonding of coatings
BR8506869A (pt) * 1984-08-08 1986-09-23 Dow Chemical Co Novas ceramicas compostas com tenacidade aperfeicoada
AT385775B (de) * 1985-08-08 1988-05-10 Plansee Metallwerk Korrosionsfeste hartmetall-legierung
KR900007839B1 (ko) * 1986-01-27 1990-10-20 더 다우 케미칼 캄파니 인성이 개선된 복합 세라믹 및 이의 제조방법
US4857249A (en) * 1986-11-17 1989-08-15 Hughes Aircraft Company Fabrication of rods of uniform high density from powders of refractory materials
EP0290599B1 (en) * 1986-11-17 1992-07-01 Hughes Aircraft Company Fabrication of rods of uniform high density from powders of refractory materials
US4744943A (en) * 1986-12-08 1988-05-17 The Dow Chemical Company Process for the densification of material preforms
GR1002199B (en) * 1995-03-02 1996-03-21 Institouto Michanikis Ylikon K A method for safe transmission of steady or time dependent pressure under high-low, steady or time dependent temperature.
US5770136A (en) * 1995-08-07 1998-06-23 Huang; Xiaodi Method for consolidating powdered materials to near net shape and full density
GB2304619A (en) * 1995-09-09 1997-03-26 Apv Uk Plc Screw extruders and pressed powder insert components
US5773735A (en) * 1996-11-20 1998-06-30 The Dow Chemical Company Dense fine grained monotungsten carbide-transition metal cemented carbide body and preparation thereof
US6042780A (en) * 1998-12-15 2000-03-28 Huang; Xiaodi Method for manufacturing high performance components
US8821603B2 (en) * 2007-03-08 2014-09-02 Kennametal Inc. Hard compact and method for making the same
US8197885B2 (en) * 2008-01-11 2012-06-12 Climax Engineered Materials, Llc Methods for producing sodium/molybdenum power compacts
US9101984B2 (en) 2011-11-16 2015-08-11 Summit Materials, Llc High hardness, corrosion resistant PM Nitinol implements and components
US11499230B2 (en) 2014-08-18 2022-11-15 Dynetics, Inc. Method and apparatus for fabricating fibers and microstructures from disparate molar mass precursors
US10167555B2 (en) 2014-08-18 2019-01-01 Dynetics, Inc. Method and apparatus for fabricating fibers and microstructures from disparate molar mass precursors
CN114043763A (zh) * 2021-09-17 2022-02-15 大同新成新材料股份有限公司 一种等静压小型石墨块的成型方法
CA3191610A1 (en) 2022-03-07 2023-09-07 Syncrude Canada Ltd. In Trust For The Owners Of The Syncrude Project As Such Owners Exist Now And In The Future Friction welding of cladded cemented or sintered carbides to a structural element

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344209A (en) * 1967-09-26 Fabrication of materials by high energy-rate impaction
US2568157A (en) * 1951-09-18 Process of making refractory bodies
US2510546A (en) * 1944-12-01 1950-06-06 Joseph B Brennan Manufacture of precision articles from powdered material
US2928733A (en) * 1957-06-21 1960-03-15 Purolator Products Inc Sintering of metal elements
US3284195A (en) * 1963-06-26 1966-11-08 John M Googin Method of fabricating articles from powders
US3279917A (en) * 1963-11-20 1966-10-18 Ambrose H Ballard High temperature isostatic pressing

Also Published As

Publication number Publication date
NL6810786A (instruction) 1969-02-04
DK121190B (da) 1971-09-20
CH515765A (de) 1971-11-30
GB1180858A (en) 1970-02-11
SE341372B (instruction) 1971-12-20
LU56598A1 (instruction) 1968-10-31
US3455682A (en) 1969-07-15
BE718872A (instruction) 1968-12-31
FR1576752A (instruction) 1969-08-01
CS153017B2 (instruction) 1974-02-22

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