FR1454908A - Procédé pour réduire la tendance à la cassure d'une pièce en nitrure de silicium - Google Patents

Procédé pour réduire la tendance à la cassure d'une pièce en nitrure de silicium

Info

Publication number
FR1454908A
FR1454908A FR39890A FR39890A FR1454908A FR 1454908 A FR1454908 A FR 1454908A FR 39890 A FR39890 A FR 39890A FR 39890 A FR39890 A FR 39890A FR 1454908 A FR1454908 A FR 1454908A
Authority
FR
France
Prior art keywords
silicon nitride
breakage
tendency
reducing
nitride part
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
FR39890A
Other languages
English (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.)
GE Healthcare UK Ltd
Plessey Co Ltd
Original Assignee
GE Healthcare UK Ltd
Plessey Co Ltd
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
Application filed by GE Healthcare UK Ltd, Plessey Co Ltd filed Critical GE Healthcare UK Ltd
Application granted granted Critical
Publication of FR1454908A publication Critical patent/FR1454908A/fr
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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Products (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR39890A 1964-11-27 1965-11-26 Procédé pour réduire la tendance à la cassure d'une pièce en nitrure de silicium Expired FR1454908A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB48297/64A GB1117788A (en) 1964-11-27 1964-11-27 Improvements relating to silicon nitride

Publications (1)

Publication Number Publication Date
FR1454908A true FR1454908A (fr) 1966-10-07

Family

ID=10448115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39890A Expired FR1454908A (fr) 1964-11-27 1965-11-26 Procédé pour réduire la tendance à la cassure d'une pièce en nitrure de silicium

Country Status (3)

Country Link
US (1) US3455729A (fr)
FR (1) FR1454908A (fr)
GB (1) GB1117788A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1595169A (fr) * 1967-12-20 1970-06-08
US3676343A (en) * 1969-03-10 1972-07-11 Du Pont Amorphous boron-silicon-nitride materials
DE2544437C3 (de) * 1975-10-04 1979-04-05 Rosenthal Ag, 8672 Selb Verfahren zur Herstellung von silizhimnitridhaltigen mit einer Selbstglasur Überzogenen Gegenständen
JPS61236604A (ja) * 1985-04-11 1986-10-21 Toshiba Ceramics Co Ltd β−Ｓｉ↓３Ｎ↓４の合成方法
JPS63159258A (ja) * 1986-12-23 1988-07-02 工業技術院長 耐酸化性窒化ケイ素材料の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251287C2 (de) * 1962-09-10 1975-10-09 United Aircraft Corporation, East Hartford, Conn. (V.St.A.) Verfahren zur herstellung von nichtporoesem siliciumnitrid

Also Published As

Publication number Publication date
GB1117788A (en) 1968-06-26
US3455729A (en) 1969-07-15

Similar Documents

Publication Publication Date Title
SE7602574L (sv) Nya kisel kristaller och forfarande for framstellning derav
IT975613B (it) Processo per l essiccamento di eteri
GB1117788A (en) Improvements relating to silicon nitride
BE602980A (fr) Machine à meuler les bords de plaques de verre.
FR1411160A (fr) Procédé pour améliorer l'imperméabilité à la vapeur d'eau des élastomères silicones
FR1311147A (fr) Procédé de fabrication de l'alumine
BE587576A (fr) Procédé de fabrication de nitrure d'aluminium
FR1307304A (fr) Procédé de traitement de solutions aqueuses visant à purifier l'eau ou à concentrer ces solutions
BE616590A (fr) Procédé de fabrication de surfaces semi-conductrices extra planes
IT1121520B (it) Metodo perfezionato per la preparazione del carburo di silicio
BE599768A (fr) Procédé pour la fabrication de pyrimido-[4-1]-pyrimidines basiquement substituees
BE611271A (fr) Procédé pour la fabrication de formes pures de cristaux de quinacridine-7,14-diones.
IT1069700B (it) Procedimento per il trattamento termico del vetro..particolarmente a scopo di tenacizzazione
FR1456768A (fr) Procédé pour la fabrication de la bière, ainsi que les bières conformes à celles obtenues par le présent procédé ou procédé similaire
FR1284203A (fr) Procédé pour la préparation de formaldéhyde très pur
BE615674A (fr) Procédé pour abaisser le pouvoir adhérent d'adhésifs silicatés sur des surfaces métalliques chauffées
FR1003239A (fr) Procédé et moyens de protection des surfaces d'aérodynes contre les impuretés de l'atmosphère
BE598163A (fr) Procédé de préparation de cristaux de carbure de silicium.
JPS5433669A (en) Surface stabilizing process for semiconductor device
CH260851A (fr) Procédé de fabrication continue d'hydrate ou d'oxyde cuivreux.
FR1280460A (fr) Procédé pour l'établissement de semi-conducteurs céramiques et plaques céramiques semi-conductrices pour planchers établis par ce procédé
FR1467028A (fr) Procédé pour la fabrication de lentilles de contact notamment en hydrogel faiblement réticulé, ainsi que les lentilles conformes à celles obtenues par le présent procédé ou procédé similaire
FR2606129B1 (fr) Tube en quartz ameliore pour le traitement thermique des tranches semiconductrices
Chel'tsova et al. Analysis of the temperature field during the cooling of a system glass layer-opaque substrate, taking into account the radiation component of heat transfer
FR1302402A (fr) Procédé pour la fabrication de nouveaux aryl-sulfonates de 2-amino-phényl-1, 3-propanediol, plus spécialement du p-toluène-sulfonate de 2-amino-1, p-nitrophényl-1, 3-propanediol à partir des halogénures de phénacyle