IT7968722A0 - Procedimento per la fabbricazione di oggetti di nitruro di silicio mediante pressatura isostatica - Google Patents
Procedimento per la fabbricazione di oggetti di nitruro di silicio mediante pressatura isostaticaInfo
- Publication number
- IT7968722A0 IT7968722A0 IT7968722A IT6872279A IT7968722A0 IT 7968722 A0 IT7968722 A0 IT 7968722A0 IT 7968722 A IT7968722 A IT 7968722A IT 6872279 A IT6872279 A IT 6872279A IT 7968722 A0 IT7968722 A0 IT 7968722A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- silicon nitride
- isostatic pressing
- manufacturing silicon
- objects
- Prior art date
Links
- 229910052581 Si3N4 Inorganic materials 0.000 title 1
- 238000000462 isostatic pressing Methods 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Products (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7809075A SE413400B (sv) | 1978-08-29 | 1978-08-29 | 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 ... |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7968722A0 true IT7968722A0 (it) | 1979-08-28 |
IT1125950B IT1125950B (it) | 1986-05-14 |
Family
ID=20335678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68722/79A IT1125950B (it) | 1978-08-29 | 1979-08-28 | Procedimento per la fabbricazione di oggetti di nitruro di silicio mediante pressatura isostatica |
Country Status (7)
Country | Link |
---|---|
US (1) | US4256688A (it) |
JP (1) | JPS5532797A (it) |
DE (1) | DE2933373C2 (it) |
FR (1) | FR2434791A1 (it) |
GB (1) | GB2031466B (it) |
IT (1) | IT1125950B (it) |
SE (1) | SE413400B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2945513C2 (de) * | 1979-11-10 | 1987-12-23 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Verfahren zur Herstellung von Formkörpern aus Siliziumkeramik durch Heißisostatpressen |
DE3141590C2 (de) * | 1980-10-20 | 1985-01-03 | Kobe Steel, Ltd., Kobe, Hyogo | Verfahren zur Herstellung von hochdichtem gesintertem Siliziumnitrid |
US5445776A (en) * | 1980-10-20 | 1995-08-29 | Kabushiki Kaisha Kobe Seiko Sho | Method for producing high density sintered silicon nitride (Si3 N.sub.4 |
SE426815B (sv) * | 1981-03-10 | 1983-02-14 | Asea Ab | Sett att framstella foremal av keramik |
US4447390A (en) * | 1981-10-26 | 1984-05-08 | Kelsey Hayes Company | Method for hot-consolidating powder using staged temperature and pressure causing compaction from the outside inward |
JPS5888177A (ja) * | 1981-11-17 | 1983-05-26 | 株式会社神戸製鋼所 | 熱間静水圧プレスにおける付着ガラス除去方法 |
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 |
DE3276425D1 (en) * | 1982-09-30 | 1987-07-02 | Ford Motor Co | Method of making high strength hot pressed silicon nitride |
US4462817A (en) * | 1983-06-08 | 1984-07-31 | Gte Products Corporation | Method of preparing silicon nitride articles for sintering |
US4462816A (en) * | 1983-06-08 | 1984-07-31 | Gte Products Corporation | Method for making sintered silicon nitride articles |
US4462818A (en) * | 1983-06-08 | 1984-07-31 | Gte Products Corporation | Process for sintering silicon nitride articles |
US5324694A (en) * | 1985-06-26 | 1994-06-28 | The Babcock & Wilcox Company | Silicon nitride/boron nitride composite with enhanced fracture toughness |
US4987105A (en) * | 1988-11-21 | 1991-01-22 | Ford Aerospace Corporation | Carbon/boron nitride release coating |
JPH02172867A (ja) * | 1988-12-23 | 1990-07-04 | Nkk Corp | 窒化珪素焼結体の製造方法 |
GB8926455D0 (en) * | 1989-11-23 | 1990-05-30 | T & N Technology Ltd | Manufacture of shaped articles from sinterable powder |
US5114889A (en) * | 1989-11-27 | 1992-05-19 | Kyocera Corporation | Silicon nitride sintered body and process for preparation thereof |
US5503926A (en) * | 1995-01-11 | 1996-04-02 | Saint-Gobain/Norton Industrial Ceramics Corporation | Hipped silicon nitride having a reduced reaction layer |
US6682820B1 (en) | 2002-10-31 | 2004-01-27 | Saint-Gobain Ceramics & Plastics, Inc. | Recession resistant coated ceramic part |
DE102011087422A1 (de) | 2011-11-30 | 2013-06-06 | Robert Bosch Gmbh | Herstellungsverfahren für eine tubulare Brennstoffzelle |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1392621A (fr) * | 1964-02-04 | 1965-03-19 | Saint Gobain | Perfectionnements à la découpe du verre et en particulier à la découpe de pièces de verre contournées |
US3318512A (en) * | 1966-03-18 | 1967-05-09 | William I Linlor | Method for degassing a vacuum system |
US3455682A (en) * | 1967-07-31 | 1969-07-15 | Du Pont | Isostatic hot pressing of refractory bodies |
US3539919A (en) * | 1968-04-25 | 1970-11-10 | Coulter Electronics | Method for making glass aperture tube and product produced thereby |
NL168199C (nl) * | 1973-04-16 | 1982-03-16 | Philips Nv | Werkwijze en inrichting voor het vervaardigen van holle glazen voorwerpen. |
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 |
-
1978
- 1978-08-29 SE SE7809075A patent/SE413400B/sv not_active IP Right Cessation
-
1979
- 1979-08-07 FR FR7920150A patent/FR2434791A1/fr active Granted
- 1979-08-17 DE DE2933373A patent/DE2933373C2/de not_active Expired
- 1979-08-24 GB GB7929518A patent/GB2031466B/en not_active Expired
- 1979-08-27 JP JP10825879A patent/JPS5532797A/ja active Granted
- 1979-08-28 IT IT68722/79A patent/IT1125950B/it active
- 1979-08-28 US US06/070,636 patent/US4256688A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6245195B2 (it) | 1987-09-25 |
FR2434791B1 (it) | 1983-08-12 |
SE7809075L (sv) | 1980-03-01 |
GB2031466A (en) | 1980-04-23 |
US4256688A (en) | 1981-03-17 |
FR2434791A1 (fr) | 1980-03-28 |
DE2933373C2 (de) | 1982-08-12 |
SE413400B (sv) | 1980-05-27 |
IT1125950B (it) | 1986-05-14 |
GB2031466B (en) | 1982-09-15 |
DE2933373A1 (de) | 1980-03-20 |
JPS5532797A (en) | 1980-03-07 |
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