FR2567120B1 - Revetements composites sic/si3n4 pour matieres composites carbone-carbone - Google Patents

Revetements composites sic/si3n4 pour matieres composites carbone-carbone

Info

Publication number
FR2567120B1
FR2567120B1 FR8410668A FR8410668A FR2567120B1 FR 2567120 B1 FR2567120 B1 FR 2567120B1 FR 8410668 A FR8410668 A FR 8410668A FR 8410668 A FR8410668 A FR 8410668A FR 2567120 B1 FR2567120 B1 FR 2567120B1
Authority
FR
France
Prior art keywords
carbon
sic
composite
si3n4
coatings
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 - Fee Related
Application number
FR8410668A
Other languages
English (en)
Other versions
FR2567120A1 (fr
Inventor
Richard Daniel Veltri
Francis Salvatore Galasso
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Priority to FR8410668A priority Critical patent/FR2567120B1/fr
Publication of FR2567120A1 publication Critical patent/FR2567120A1/fr
Application granted granted Critical
Publication of FR2567120B1 publication Critical patent/FR2567120B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
    • 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
    • C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Chemical Vapour Deposition (AREA)
FR8410668A 1984-07-05 1984-07-05 Revetements composites sic/si3n4 pour matieres composites carbone-carbone Expired - Fee Related FR2567120B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8410668A FR2567120B1 (fr) 1984-07-05 1984-07-05 Revetements composites sic/si3n4 pour matieres composites carbone-carbone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8410668A FR2567120B1 (fr) 1984-07-05 1984-07-05 Revetements composites sic/si3n4 pour matieres composites carbone-carbone

Publications (2)

Publication Number Publication Date
FR2567120A1 FR2567120A1 (fr) 1986-01-10
FR2567120B1 true FR2567120B1 (fr) 1991-08-23

Family

ID=9305820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8410668A Expired - Fee Related FR2567120B1 (fr) 1984-07-05 1984-07-05 Revetements composites sic/si3n4 pour matieres composites carbone-carbone

Country Status (1)

Country Link
FR (1) FR2567120B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690151B1 (fr) * 1984-09-24 1994-11-04 Air Prod & Chem Carbone résistant à l'oxydation et procédé pour sa préparation.
JP2557486B2 (ja) * 1987-08-20 1996-11-27 住友電気工業株式会社 超電導セラミックス長尺体の製造方法および超電導セラミックス長尺体
DE3920450A1 (de) * 1989-06-22 1991-01-10 Schunk Kohlenstofftechnik Gmbh Gegen oxidation geschuetzte kohlenstoffkoerper und verfahren zum herstellen des oxidationsschutzes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972556A (en) * 1958-12-09 1961-02-21 Union Carbide Corp Composite coated carbonaceous article and process of making the same
US2992127A (en) * 1958-12-23 1961-07-11 Texas Instruments Inc Novel graphite articles and method of making
DE2131407C3 (de) * 1971-06-24 1981-12-10 Elektroschmelzwerk Kempten GmbH, 8000 München Verfahren zur Gasabscheidung einer dichten Siliciumcarbidschicht
DE2739258C2 (de) * 1977-08-31 1985-06-20 Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen Verfahren zur Aufbringung einer Siliciumcarbid und Siliciumnitrid enthaltenden Schutzschicht auf Kohlenstofformkörper
US4425407A (en) * 1982-06-24 1984-01-10 United Technologies Corporation CVD SiC pretreatment for carbon-carbon composites
US4472476A (en) * 1982-06-24 1984-09-18 United Technologies Corporation Composite silicon carbide/silicon nitride coatings for carbon-carbon materials
US4515860A (en) * 1982-09-10 1985-05-07 Dart Industries Inc. Self protecting carbon bodies and method for making same

Also Published As

Publication number Publication date
FR2567120A1 (fr) 1986-01-10

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Legal Events

Date Code Title Description
ST Notification of lapse