FR2444523A1 - Procede pour la fabrication par pressage isostatique d'un corps preforme en une matiere metallique ou ceramique enrobe dans un materiau vitrifiable - Google Patents

Procede pour la fabrication par pressage isostatique d'un corps preforme en une matiere metallique ou ceramique enrobe dans un materiau vitrifiable

Info

Publication number
FR2444523A1
FR2444523A1 FR7929841A FR7929841A FR2444523A1 FR 2444523 A1 FR2444523 A1 FR 2444523A1 FR 7929841 A FR7929841 A FR 7929841A FR 7929841 A FR7929841 A FR 7929841A FR 2444523 A1 FR2444523 A1 FR 2444523A1
Authority
FR
France
Prior art keywords
isostatic pressing
manufacture
metal
ceramic
preformed body
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.)
Granted
Application number
FR7929841A
Other languages
English (en)
French (fr)
Other versions
FR2444523B1 (enExample
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.)
ABB Norden Holding AB
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
Priority claimed from SE7813018A external-priority patent/SE414921B/sv
Priority claimed from SE7909205A external-priority patent/SE425361B/sv
Application filed by ASEA AB filed Critical ASEA AB
Publication of FR2444523A1 publication Critical patent/FR2444523A1/fr
Application granted granted Critical
Publication of FR2444523B1 publication Critical patent/FR2444523B1/fr
Granted 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
    • C04B35/58—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

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)
  • Powder Metallurgy (AREA)
  • Ceramic Products (AREA)
FR7929841A 1978-12-19 1979-12-05 Procede pour la fabrication par pressage isostatique d'un corps preforme en une matiere metallique ou ceramique enrobe dans un materiau vitrifiable Granted FR2444523A1 (fr)

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
FR2444523A1 true FR2444523A1 (fr) 1980-07-18
FR2444523B1 FR2444523B1 (enExample) 1983-04-01

Family

ID=26657175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7929841A Granted FR2444523A1 (fr) 1978-12-19 1979-12-05 Procede pour la fabrication par pressage isostatique d'un corps preforme en une matiere metallique ou ceramique enrobe dans un materiau vitrifiable

Country Status (6)

Country Link
AU (1) AU531109B2 (enExample)
CA (1) CA1148772A (enExample)
DE (1) DE2950158A1 (enExample)
FR (1) FR2444523A1 (enExample)
GB (1) GB2048952B (enExample)
IT (1) IT1119639B (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445752A1 (fr) * 1979-01-02 1980-08-01 Gen Electric Procede de densification de pieces coulees
EP0118702A1 (de) * 1983-02-08 1984-09-19 Asea Ab Verfahren zur Herstellung eines Gegenstandes aus pulverförmigem Material durch isostatisches Pressen
FR2571992A1 (fr) * 1984-10-18 1986-04-25 Hitachi Shipbuilding Eng Co Procede de frittage par compression pour des ebauches de compacts, et installation pour la mise en oeuvre dudit procede
EP0239881A1 (en) * 1986-03-21 1987-10-07 Uddeholm Tooling Aktiebolag Method of manufacturing objects by hot-pressing metal powder in a mould
EP0245812A3 (en) * 1986-05-13 1988-03-23 Asea Cerama Ab Method of manufacturing an object of powdered material by isostatic pressing
EP0587409A3 (en) * 1992-09-08 1995-03-08 Ngk Insulators Ltd Method for removing glass adhered to a sintered object.

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
RU2151026C1 (ru) * 1999-11-10 2000-06-20 Губенко Лев Анатольевич Изостат для обработки материалов в жидкости
RU2356692C1 (ru) * 2007-09-10 2009-05-27 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Изостат для обработки материалов в жидкости
CN114423722B (zh) * 2019-09-12 2023-11-24 国立大学法人北海道大学 烧结体和其制造方法以及电介质组合物

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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 (enExample) * 1972-06-13 1974-02-04 Asea Ab
SE394178B (sv) * 1975-02-03 1977-06-13 Asea Ab Forfarande for varmpressning av pulverkroppar

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445752A1 (fr) * 1979-01-02 1980-08-01 Gen Electric Procede de densification de pieces coulees
EP0118702A1 (de) * 1983-02-08 1984-09-19 Asea Ab Verfahren zur Herstellung eines Gegenstandes aus pulverförmigem Material durch isostatisches Pressen
FR2571992A1 (fr) * 1984-10-18 1986-04-25 Hitachi Shipbuilding Eng Co Procede de frittage par compression pour des ebauches de compacts, et installation pour la mise en oeuvre dudit procede
EP0239881A1 (en) * 1986-03-21 1987-10-07 Uddeholm Tooling Aktiebolag Method of manufacturing objects by hot-pressing metal powder in a mould
US4723999A (en) * 1986-03-21 1988-02-09 Uddeholm Tooling Aktiebolag Method of powder metallurgically manufacturing an object
EP0245812A3 (en) * 1986-05-13 1988-03-23 Asea Cerama Ab Method of manufacturing an object of powdered material by isostatic pressing
EP0587409A3 (en) * 1992-09-08 1995-03-08 Ngk Insulators Ltd Method for removing glass adhered to a sintered object.
US5425847A (en) * 1992-09-08 1995-06-20 Ngk Insulators, Ltd. Removal method of glass adhered to sintered object

Also Published As

Publication number Publication date
GB2048952A (en) 1980-12-17
DE2950158C2 (enExample) 1991-01-03
DE2950158A1 (de) 1980-07-17
AU531109B2 (en) 1983-08-11
IT7969434A0 (it) 1979-12-18
GB2048952B (en) 1983-01-12
CA1148772A (en) 1983-06-28
FR2444523B1 (enExample) 1983-04-01
IT1119639B (it) 1986-03-10
AU5384779A (en) 1980-06-26

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