DE3780161D1 - Herstellung von staeben mit uniformer hoher dichte aus feuerfesten pulverwerkstoffen. - Google Patents

Herstellung von staeben mit uniformer hoher dichte aus feuerfesten pulverwerkstoffen.

Info

Publication number
DE3780161D1
DE3780161D1 DE8888900716T DE3780161T DE3780161D1 DE 3780161 D1 DE3780161 D1 DE 3780161D1 DE 8888900716 T DE8888900716 T DE 8888900716T DE 3780161 T DE3780161 T DE 3780161T DE 3780161 D1 DE3780161 D1 DE 3780161D1
Authority
DE
Germany
Prior art keywords
manufacture
high density
powder materials
uniform high
fireproof powder
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
DE8888900716T
Other languages
English (en)
Other versions
DE3780161T2 (de
Inventor
C Pastor
L Gentile
A Wysocki
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.)
Raytheon Co
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of DE3780161D1 publication Critical patent/DE3780161D1/de
Application granted granted Critical
Publication of DE3780161T2 publication Critical patent/DE3780161T2/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
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/5607—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on refractory metal carbides
    • C04B35/5611—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on refractory metal carbides based on titanium carbides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/36—Carbides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE8888900716T 1986-11-17 1987-10-13 Herstellung von staeben mit uniformer hoher dichte aus feuerfesten pulverwerkstoffen. Expired - Fee Related DE3780161T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93131086A 1986-11-17 1986-11-17
PCT/US1987/002610 WO1988003918A2 (en) 1986-11-17 1987-10-13 Fabrication of rods of uniform high density from powders of refractory materials

Publications (2)

Publication Number Publication Date
DE3780161D1 true DE3780161D1 (de) 1992-08-06
DE3780161T2 DE3780161T2 (de) 1993-02-11

Family

ID=25460573

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888900716T Expired - Fee Related DE3780161T2 (de) 1986-11-17 1987-10-13 Herstellung von staeben mit uniformer hoher dichte aus feuerfesten pulverwerkstoffen.

Country Status (4)

Country Link
EP (1) EP0290599B1 (de)
JP (1) JPH01501386A (de)
DE (1) DE3780161T2 (de)
WO (1) WO1988003918A2 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440312A (en) * 1965-07-30 1969-04-22 Norton Co Method of preparing plates of boron carbide powder
US3455682A (en) * 1967-07-31 1969-07-15 Du Pont Isostatic hot pressing of refractory bodies
DE2311782A1 (de) * 1972-03-21 1973-09-27 Gte Sylvania Inc Verfahren zur herstellung eines eigenwiderstandsbeheizten bedampfungsschiffchens
JPS5466383A (en) * 1977-11-07 1979-05-28 Denki Kagaku Kogyo Kk Electroconductive ceramic evaporation source and preparation thereof

Also Published As

Publication number Publication date
EP0290599B1 (de) 1992-07-01
WO1988003918A3 (en) 1988-06-16
WO1988003918A2 (en) 1988-06-02
EP0290599A1 (de) 1988-11-17
JPH01501386A (ja) 1989-05-18
DE3780161T2 (de) 1993-02-11

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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