GB2048952B - Isostatic hot pressing metal or ceramic - Google Patents

Isostatic hot pressing metal or ceramic

Info

Publication number
GB2048952B
GB2048952B GB7943542A GB7943542A GB2048952B GB 2048952 B GB2048952 B GB 2048952B GB 7943542 A GB7943542 A GB 7943542A GB 7943542 A GB7943542 A GB 7943542A GB 2048952 B GB2048952 B GB 2048952B
Authority
GB
United Kingdom
Prior art keywords
ceramic
hot pressing
pressing metal
isostatic hot
isostatic
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.)
Expired
Application number
GB7943542A
Other versions
GB2048952A (en
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/en
Priority claimed from SE7909205A external-priority patent/SE425361B/en
Application filed by ASEA AB filed Critical ASEA AB
Publication of GB2048952A publication Critical patent/GB2048952A/en
Application granted granted Critical
Publication of GB2048952B publication Critical patent/GB2048952B/en
Expired 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)
GB7943542A 1978-12-19 1979-12-18 Isostatic hot pressing metal or ceramic Expired GB2048952B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7813018A SE414921B (en) 1978-12-19 1978-12-19 SET TO MAKE A FORMULA OF SILICON NITRID OR OF A SILICON NITRID AS MAIN COMPONENT CONSTRUCTED MATERIAL
SE7909205A SE425361B (en) 1979-11-07 1979-11-07 Method related to isostatic hot pressing of preformed bodies of a metallic or ceramic material

Publications (2)

Publication Number Publication Date
GB2048952A GB2048952A (en) 1980-12-17
GB2048952B true GB2048952B (en) 1983-01-12

Family

ID=26657175

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7943542A Expired GB2048952B (en) 1978-12-19 1979-12-18 Isostatic hot pressing metal or ceramic

Country Status (6)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250610A (en) * 1979-01-02 1981-02-17 General Electric Company Casting densification method
DE3040771A1 (en) * 1980-10-29 1982-05-27 Elektroschmelzwerk Kempten GmbH, 8000 München METHOD FOR THE PRODUCTION OF PRACTICALLY PORE-FREE, POLYCRYSTALLINE MOLDED BODIES BY ISOSTATIC HOT PRESSING IN GLASHUELLES
SE426815B (en) * 1981-03-10 1983-02-14 Asea Ab WAY TO MAKE FORMS OF CERAMICS
JPS5839708A (en) * 1981-09-01 1983-03-08 Kobe Steel Ltd Hot hydrostatic pressing method
SE435272B (en) * 1983-02-08 1984-09-17 Asea Ab SET TO MAKE A FORM OF A POWDER-MATERIAL MATERIAL BY ISOSTATIC PRESSING
JPS6199605A (en) * 1984-10-18 1986-05-17 Hitachi Zosen Corp Hot hydrostatic compressive calcination method
SE455276B (en) * 1986-03-21 1988-07-04 Uddeholm Tooling Ab SET FOR POWDER METAL SURGICAL PREPARING A FORM THROUGH HEAT COMPRESSION OF POWDER IN A CERAMIC FORM BY A MELD PRESSURE MEDIUM
SE456563B (en) * 1986-05-13 1988-10-17 Asea Cerama Ab SET TO ISSTATIC PRESSURE OF POWDER FOR FORMAL IN A GLASS ENVIRONMENT
SE456651B (en) * 1987-03-02 1988-10-24 Asea Cerama Ab PREPARED TO MAKE A PREFERRED SIZE OF IN A CAPSEL CONTAINED POWDER-SHEET MATERIAL THROUGH ISOSTATIC PRESSURE
SE460025B (en) * 1987-12-18 1989-09-04 Asea Cerama Ab MAKE SUBSTANCES FOR POWDER FORM FOR MATERIAL THROUGH HOT ISOSTATIC PRESSURE IN A GLASS COVER
SE464620B (en) * 1989-09-26 1991-05-27 Asea Cerama Ab SET TO MAKE A PRINCIPLE OF CERAMICS THROUGH ISOSTATIC PRESSURE IN A GLASS ENVIRONMENT
JP3048281B2 (en) * 1992-09-08 2000-06-05 日本碍子株式会社 Method for removing glass adhered during hot isostatic pressing of sintered body
RU2151026C1 (en) 1999-11-10 2000-06-20 Губенко Лев Анатольевич Isostate for material treatment in liquid
CN114423722B (en) * 2019-09-12 2023-11-24 国立大学法人北海道大学 Sintered body, method for producing same, and dielectric composition

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 (en) * 1972-06-13 1974-02-04 Asea Ab
SE394178B (en) * 1975-02-03 1977-06-13 Asea Ab PROCEDURE FOR HOT PRESSING OF POWDER BODIES

Also Published As

Publication number Publication date
GB2048952A (en) 1980-12-17
IT1119639B (en) 1986-03-10
IT7969434A0 (en) 1979-12-18
AU531109B2 (en) 1983-08-11
CA1148772A (en) 1983-06-28
FR2444523A1 (en) 1980-07-18
DE2950158C2 (en) 1991-01-03
DE2950158A1 (en) 1980-07-17
AU5384779A (en) 1980-06-26
FR2444523B1 (en) 1983-04-01

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19991217