IT7922131A0 - Procedimento per la fabbricazione di oggetti di nitruro di silicio. - Google Patents

Procedimento per la fabbricazione di oggetti di nitruro di silicio.

Info

Publication number
IT7922131A0
IT7922131A0 IT7922131A IT2213179A IT7922131A0 IT 7922131 A0 IT7922131 A0 IT 7922131A0 IT 7922131 A IT7922131 A IT 7922131A IT 2213179 A IT2213179 A IT 2213179A IT 7922131 A0 IT7922131 A0 IT 7922131A0
Authority
IT
Italy
Prior art keywords
procedure
manufacture
silicon nitride
objects
nitride objects
Prior art date
Application number
IT7922131A
Other languages
English (en)
Other versions
IT1112737B (it
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of IT7922131A0 publication Critical patent/IT7922131A0/it
Application granted granted Critical
Publication of IT1112737B publication Critical patent/IT1112737B/it

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
    • B22F3/12—Both compacting and sintering
    • B22F3/1208—Containers or coating used therefor
    • B22F3/1216—Container composition
    • B22F3/1241—Container composition layered
    • 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
    • B22F3/1208—Containers or coating used therefor
    • B22F3/1216—Container composition
    • B22F3/1225—Glass
    • 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
    • B22F3/1208—Containers or coating used therefor
    • B22F3/125—Initially porous container
    • 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
    • C04B35/58—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/593—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by pressure sintering
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
IT22131/79A 1978-05-02 1979-04-24 Procedimento per la fabbricazione di oggetti di nitrudo di silicio IT1112737B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7804990A SE414922B (sv) 1978-05-02 1978-05-02 Sett att framstella ett foremal av kiselnitrid genom isostatisk pressning av en av kiselnitridpulver forformad kropp med ett gasformigt tryckmedium

Publications (2)

Publication Number Publication Date
IT7922131A0 true IT7922131A0 (it) 1979-04-24
IT1112737B IT1112737B (it) 1986-01-20

Family

ID=20334796

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22131/79A IT1112737B (it) 1978-05-02 1979-04-24 Procedimento per la fabbricazione di oggetti di nitrudo di silicio

Country Status (12)

Country Link
US (1) US4505871A (it)
JP (1) JPS54144412A (it)
AU (1) AU521280B2 (it)
BE (1) BE875963A (it)
CA (1) CA1133683A (it)
DE (1) DE2916223A1 (it)
FR (1) FR2424890A1 (it)
GB (1) GB2024255B (it)
IT (1) IT1112737B (it)
SE (1) SE414922B (it)
SU (1) SU1011045A3 (it)
ZA (1) ZA792082B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57106574A (en) * 1980-12-19 1982-07-02 Kobe Steel Ltd Method of sintering silicon nitride
SE426815B (sv) * 1981-03-10 1983-02-14 Asea Ab Sett att framstella foremal av keramik
GB8926455D0 (en) * 1989-11-23 1990-05-30 T & N Technology Ltd Manufacture of shaped articles from sinterable powder
SE469467B (sv) * 1990-12-21 1993-07-12 Asea Cerama Ab Saett att vid isostatisk pressning foerse en poroes kropp med ett foer en glasomslutning ogenomtraengligt skikt
SE9100396D0 (sv) * 1991-02-08 1991-02-08 Sandvik Ab Saett foer framstaellning av en kompoundkropp
SE9103065D0 (sv) * 1991-10-21 1991-10-21 Sandvik Ab Metod foer framstaellning av keramisk kropp
US5503926A (en) * 1995-01-11 1996-04-02 Saint-Gobain/Norton Industrial Ceramics Corporation Hipped silicon nitride having a reduced reaction layer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE348961C (sv) * 1971-03-15 1982-08-30 Asea Ab Forfarande for framstellning av en sintrad pulverkropp
DE2349277A1 (de) * 1973-10-01 1975-04-24 Feldmuehle Anlagen Prod Verfahren zur herstellung dichter formkoerper aus siliziumnitrid
AU507155B2 (en) * 1976-01-29 1980-02-07 Aktiebolag Asea Silicon nitride article
US4112143A (en) * 1977-01-18 1978-09-05 Asea Aktiebolag Method of manufacturing an object of silicon nitride
SE414920C (sv) * 1978-05-02 1982-03-15 Asea Ab Sett att framstella ett foremal av ett material i form av ett pulver genom isostatisk pressning av en av pulvret forformad kropp
DE3040771A1 (de) * 1980-10-29 1982-05-27 Elektroschmelzwerk Kempten GmbH, 8000 München Verfahren zur herstellung von praktisch porenfreien, polykristallinen formkoerpern duch isostatisches heisspressen in glashuellen

Also Published As

Publication number Publication date
CA1133683A (en) 1982-10-19
US4505871A (en) 1985-03-19
SE7804990L (sv) 1979-11-03
AU521280B2 (en) 1982-03-25
JPS54144412A (en) 1979-11-10
IT1112737B (it) 1986-01-20
FR2424890B1 (it) 1984-05-18
GB2024255B (en) 1982-09-15
BE875963A (fr) 1979-08-16
GB2024255A (en) 1980-01-09
SU1011045A3 (ru) 1983-04-07
FR2424890A1 (fr) 1979-11-30
JPS6220152B2 (it) 1987-05-06
SE414922B (sv) 1980-08-25
AU4648779A (en) 1979-11-08
ZA792082B (en) 1980-05-28
DE2916223A1 (de) 1979-11-08
DE2916223C2 (it) 1987-09-24

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