IT7969434A0 - Isostatica procedimento per la fabbricazione di corpi metallici o ceramici da relative polveri mediante pressatura - Google Patents
Isostatica procedimento per la fabbricazione di corpi metallici o ceramici da relative polveri mediante pressaturaInfo
- Publication number
- IT7969434A0 IT7969434A0 IT7969434A IT6943479A IT7969434A0 IT 7969434 A0 IT7969434 A0 IT 7969434A0 IT 7969434 A IT7969434 A IT 7969434A IT 6943479 A IT6943479 A IT 6943479A IT 7969434 A0 IT7969434 A0 IT 7969434A0
- Authority
- IT
- Italy
- Prior art keywords
- isostatic
- powders
- metallic
- pressing
- procedure
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000000843 powder Substances 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
- 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
-
- 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
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- 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
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6587—Influencing the atmosphere by vaporising a solid material, e.g. by using a burying of sacrificial powder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2209/00—Apparatus and processes for manufacture of discharge tubes
- H01J2209/01—Generalised techniques
- H01J2209/012—Coating
- H01J2209/015—Machines therefor
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7813018A SE414921B (sv) | 1978-12-19 | 1978-12-19 | Sett att framstella ett foremal av kiselnitrid eller av ett med kiselnitrid som huvudbestandsdel uppbyggt material |
SE7909205A SE425361B (sv) | 1979-11-07 | 1979-11-07 | Sett vid isostatisk varmpressning av forformade kroppar av metalliskt ellerkeramiskt material |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7969434A0 true IT7969434A0 (it) | 1979-12-18 |
IT1119639B IT1119639B (it) | 1986-03-10 |
Family
ID=26657175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69434/79A IT1119639B (it) | 1978-12-19 | 1979-12-18 | Procedimento per la fabbricazione di corpi metallici o ceramici da relative polveri mediante pressatura isostatica |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU531109B2 (it) |
CA (1) | CA1148772A (it) |
DE (1) | DE2950158A1 (it) |
FR (1) | FR2444523A1 (it) |
GB (1) | GB2048952B (it) |
IT (1) | IT1119639B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4250610A (en) * | 1979-01-02 | 1981-02-17 | General Electric Company | Casting densification method |
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 |
SE426815B (sv) * | 1981-03-10 | 1983-02-14 | Asea Ab | Sett att framstella foremal av keramik |
JPS5839708A (ja) * | 1981-09-01 | 1983-03-08 | Kobe Steel Ltd | 熱間静水圧プレス処理法 |
SE435272B (sv) * | 1983-02-08 | 1984-09-17 | Asea Ab | Sett att framstella ett foremal av ett pulverformigt material genom isostatisk pressning |
JPS6199605A (ja) * | 1984-10-18 | 1986-05-17 | Hitachi Zosen Corp | 熱間静水圧圧縮焼成法 |
SE455276B (sv) * | 1986-03-21 | 1988-07-04 | Uddeholm Tooling Ab | Sett att pulvermetallurgiskt framstella ett foremal genom varmpressning av pulver i en keramikform medelst ett smelt tryckmedium |
SE456563B (sv) * | 1986-05-13 | 1988-10-17 | Asea Cerama Ab | Sett vid isostatisk pressning av pulver till foremal i en omslutning av glas |
SE456651B (sv) * | 1987-03-02 | 1988-10-24 | Asea Cerama Ab | Saett att framstaella ett foeremaal av i en kapsel inneslutet pulverformigt material genom isostatisk pressning |
SE460025B (sv) * | 1987-12-18 | 1989-09-04 | Asea Cerama Ab | Saett att framstaella foeremaal av pulverformi gt material genom varm isostatisk pressning i en glasomslutning |
SE464620B (sv) * | 1989-09-26 | 1991-05-27 | Asea Cerama Ab | Saett att framstaella ett foeremaal av keramik genom isostatisk pressning i en glasomslutning |
JP3048281B2 (ja) * | 1992-09-08 | 2000-06-05 | 日本碍子株式会社 | 焼結体の熱間静水圧プレス時に付着するガラスの除去方法 |
RU2151026C1 (ru) | 1999-11-10 | 2000-06-20 | Губенко Лев Анатольевич | Изостат для обработки материалов в жидкости |
WO2021049618A1 (ja) * | 2019-09-12 | 2021-03-18 | 国立大学法人北海道大学 | 焼結体及びその製造方法並びに誘電体組成物 |
Family Cites Families (3)
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 |
SE363748B (it) * | 1972-06-13 | 1974-02-04 | Asea Ab | |
SE394178B (sv) * | 1975-02-03 | 1977-06-13 | Asea Ab | Forfarande for varmpressning av pulverkroppar |
-
1979
- 1979-12-05 FR FR7929841A patent/FR2444523A1/fr active Granted
- 1979-12-13 DE DE19792950158 patent/DE2950158A1/de active Granted
- 1979-12-14 AU AU53847/79A patent/AU531109B2/en not_active Ceased
- 1979-12-18 IT IT69434/79A patent/IT1119639B/it active
- 1979-12-18 GB GB7943542A patent/GB2048952B/en not_active Expired
- 1979-12-18 CA CA000342333A patent/CA1148772A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU531109B2 (en) | 1983-08-11 |
FR2444523B1 (it) | 1983-04-01 |
DE2950158A1 (de) | 1980-07-17 |
GB2048952A (en) | 1980-12-17 |
GB2048952B (en) | 1983-01-12 |
DE2950158C2 (it) | 1991-01-03 |
FR2444523A1 (fr) | 1980-07-18 |
CA1148772A (en) | 1983-06-28 |
IT1119639B (it) | 1986-03-10 |
AU5384779A (en) | 1980-06-26 |
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971231 |