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
Authority: IT; Italy
Prior art keywords: procedure; manufacture; silicon nitride; objects; nitride objects
Prior art date: 1978-05-02

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.)

1978-05-02

Filing date

1979-04-24

Publication date

1979-04-24

1979-04-24 Application filed by Asea Ab filed Critical Asea Ab

1979-04-24 Publication of IT7922131A0 publication Critical patent/IT7922131A0/it

1986-01-20 Application granted granted Critical

1986-01-20 Publication of IT1112737B publication Critical patent/IT1112737B/it

Links

229910052581 Si3N4 Inorganic materials 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 title 1

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

1978
- 1978-05-02 SE SE7804990A patent/SE414922B/sv not_active IP Right Cessation
1979
- 1979-04-21 DE DE19792916223 patent/DE2916223A1/de active Granted
- 1979-04-24 IT IT22131/79A patent/IT1112737B/it active
- 1979-04-25 FR FR7910465A patent/FR2424890A1/fr active Granted
- 1979-04-26 AU AU46487/79A patent/AU521280B2/en not_active Ceased
- 1979-04-28 SU SU792763350A patent/SU1011045A3/ru active
- 1979-04-30 BE BE0/194924A patent/BE875963A/xx not_active IP Right Cessation
- 1979-05-01 GB GB1915109A patent/GB2024255B/en not_active Expired
- 1979-05-01 JP JP5395679A patent/JPS54144412A/ja active Granted
- 1979-05-01 CA CA326,723A patent/CA1133683A/en not_active Expired
- 1979-05-01 ZA ZA792082A patent/ZA792082B/xx unknown
1983
- 1983-08-22 US US06/525,263 patent/US4505871A/en not_active Expired - Lifetime

Also Published As

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

Publication	Publication Date	Title
IT7829622A0 (it)	1978-11-09	Procedimento per la purificazione di silicio.
IT7925109A0 (it)	1979-08-14	Procedimento per la preparazione di tetrafluoroetano.
IT7922753A0 (it)	1979-05-17	Procedimento per la produzione di silicio policristallino.
IT1125950B (it)	1986-05-14	Procedimento per la fabbricazione di oggetti di nitruro di silicio mediante pressatura isostatica
IT7926935A0 (it)	1979-10-30	Procedimento eterogeneo per lapreparazione di 1,1-diesteri.
IT1117174B (it)	1986-02-17	Procedimento per la produzione di silicio e ferrosilicio
IT1192228B (it)	1988-03-31	Procedimento per la fabbricazione di articoli di nitruro di silicio
IT7927749A0 (it)	1979-11-30	Procedimento per la preparazione di urea.
IT7926729A0 (it)	1979-10-23	Procedimento per la preparazione di coloranti cianazoici.
IT7928203A0 (it)	1979-12-19	Procedimento di preparazione di ammine.
IT7923692A0 (it)	1979-06-18	Procedimento per la preparazione di poliolefine.
IT7922131A0 (it)	1979-04-24	Procedimento per la fabbricazione di oggetti di nitruro di silicio.
IT7925114A0 (it)	1979-08-14	Procedimento per la fabbricazione di chiodi.
IT7925919A0 (it)	1979-09-21	Procedimento per la preparazione di plastisoli.
IT7923367A0 (it)	1979-06-07	Procedimento per la preparazione di composti del tipo-indaco.
IT7805198A0 (it)	1978-06-06	Procedimento per la fabbricazione di coltelli.
IT7926963A0 (it)	1979-10-31	Procedimento per la produzione di etere aminofenolico.
IT7831403A0 (it)	1978-12-29	Procedimento per la preparazione di miscele perossidiche.
IT7920415A0 (it)	1979-02-22	Preparazione di ceruletide. procedimento per la
IT1207205B (it)	1989-05-17	Procedimento per la preparazione di ciclopropan-nitrili
IT7925880A0 (it)	1979-09-20	Procedimento per la preparazione di 1,2,3-tiadiazol-5-il-uree.
IT7924532A0 (it)	1979-07-20	Procedimento per la preparazione di confetture.
IT8021231A0 (it)	1980-04-04	Procedimento per la preparazione di 2-amminopirazine sostituite.
IT7924894A0 (it)	1979-08-02	Procedimento per la preparazione di 7, 8dicloro-tetraidro-isochinolina.
IT7924615A0 (it)	1979-07-24	Triciclazolo. procedimento per la preparazione di