FR2211421A1 - Reducing porosity of silicon nitride - by introducing liquids contg refractory heating to ppte refractory oxide to fill pores - Google Patents

Reducing porosity of silicon nitride - by introducing liquids contg refractory heating to ppte refractory oxide to fill pores

Info

Publication number
FR2211421A1
FR2211421A1 FR7343125A FR7343125A FR2211421A1 FR 2211421 A1 FR2211421 A1 FR 2211421A1 FR 7343125 A FR7343125 A FR 7343125A FR 7343125 A FR7343125 A FR 7343125A FR 2211421 A1 FR2211421 A1 FR 2211421A1
Authority
FR
France
Prior art keywords
ppte
refractory
heating
pref
silicon nitride
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
FR7343125A
Other languages
English (en)
French (fr)
Other versions
FR2211421B1 (de
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.)
Advanced Materials Engineering Ltd
Original Assignee
Advanced Materials Engineering 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 Advanced Materials Engineering Ltd filed Critical Advanced Materials Engineering Ltd
Publication of FR2211421A1 publication Critical patent/FR2211421A1/fr
Application granted granted Critical
Publication of FR2211421B1 publication Critical patent/FR2211421B1/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
    • 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
    • C04B41/5025—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 with ceramic 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
    • C04B41/87—Ceramics

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)
  • Catalysts (AREA)
FR7343125A 1972-12-04 1973-12-04 Reducing porosity of silicon nitride - by introducing liquids contg refractory heating to ppte refractory oxide to fill pores Granted FR2211421A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5591172 1972-12-04

Publications (2)

Publication Number Publication Date
FR2211421A1 true FR2211421A1 (en) 1974-07-19
FR2211421B1 FR2211421B1 (de) 1977-03-04

Family

ID=10475202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343125A Granted FR2211421A1 (en) 1972-12-04 1973-12-04 Reducing porosity of silicon nitride - by introducing liquids contg refractory heating to ppte refractory oxide to fill pores

Country Status (2)

Country Link
DE (1) DE2360434A1 (de)
FR (1) FR2211421A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2339584A1 (fr) * 1976-01-30 1977-08-26 Norton Co Procede de renforcement de pieces en nitrure de silicium fritte

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1595169A (de) * 1967-12-20 1970-06-08
FR2059082A5 (de) * 1969-08-22 1971-05-28 Atomic Energy Authority Uk

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1595169A (de) * 1967-12-20 1970-06-08
FR2059082A5 (de) * 1969-08-22 1971-05-28 Atomic Energy Authority Uk

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2339584A1 (fr) * 1976-01-30 1977-08-26 Norton Co Procede de renforcement de pieces en nitrure de silicium fritte

Also Published As

Publication number Publication date
FR2211421B1 (de) 1977-03-04
DE2360434A1 (de) 1974-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse