FR2025838A1 - - Google Patents

Info

Publication number
FR2025838A1
FR2025838A1 FR6938173A FR6938173A FR2025838A1 FR 2025838 A1 FR2025838 A1 FR 2025838A1 FR 6938173 A FR6938173 A FR 6938173A FR 6938173 A FR6938173 A FR 6938173A FR 2025838 A1 FR2025838 A1 FR 2025838A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6938173A
Other languages
French (fr)
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries 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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of FR2025838A1 publication Critical patent/FR2025838A1/fr
Withdrawn legal-status Critical Current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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
FR6938173A 1968-12-11 1969-11-06 Withdrawn FR2025838A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5888568A GB1274229A (en) 1968-12-11 1968-12-11 Silicon nitride products

Publications (1)

Publication Number Publication Date
FR2025838A1 true FR2025838A1 (xx) 1970-09-11

Family

ID=10482604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6938173A Withdrawn FR2025838A1 (xx) 1968-12-11 1969-11-06

Country Status (5)

Country Link
AT (1) AT296861B (xx)
DE (1) DE1960150A1 (xx)
FR (1) FR2025838A1 (xx)
GB (1) GB1274229A (xx)
SE (1) SE357722B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563433A (en) * 1982-02-22 1986-01-07 Kennametal Inc. Ceramic material and method of manufacture
JPS61236604A (ja) * 1985-04-11 1986-10-21 Toshiba Ceramics Co Ltd β−Ｓｉ↓３Ｎ↓４の合成方法
JPS6272567A (ja) * 1985-09-27 1987-04-03 株式会社東芝 窒化ケイ素セラミツクス

Also Published As

Publication number Publication date
DE1960150A1 (de) 1970-07-02
SE357722B (xx) 1973-07-09
GB1274229A (en) 1972-05-17
AT296861B (de) 1972-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse