FR2019571A1 - - Google Patents

Info

Publication number
FR2019571A1
FR2019571A1 FR6933231A FR6933231A FR2019571A1 FR 2019571 A1 FR2019571 A1 FR 2019571A1 FR 6933231 A FR6933231 A FR 6933231A FR 6933231 A FR6933231 A FR 6933231A FR 2019571 A1 FR2019571 A1 FR 2019571A1
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Withdrawn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
FR6933231A
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.)
NAT RES DEV
National Research Development Corp UK
Original Assignee
NAT RES DEV
National Research Development Corp UK
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 NAT RES DEV, National Research Development Corp UK filed Critical NAT RES DEV
Publication of FR2019571A1 publication Critical patent/FR2019571A1/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Withdrawn legal-status Critical Current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
    • C04B35/591—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 reaction sintering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
FR6933231A 1968-10-01 1969-09-30 Withdrawn FR2019571A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4662568 1968-10-01

Publications (1)

Publication Number Publication Date
FR2019571A1 true FR2019571A1 (enrdf_load_stackoverflow) 1970-07-03

Family

ID=10441977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6933231A Withdrawn FR2019571A1 (enrdf_load_stackoverflow) 1968-10-01 1969-09-30

Country Status (4)

Country Link
CH (1) CH535183A (enrdf_load_stackoverflow)
DE (1) DE1949587C3 (enrdf_load_stackoverflow)
FR (1) FR2019571A1 (enrdf_load_stackoverflow)
GB (1) GB1266506A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2084703A5 (en) * 1970-03-17 1971-12-17 Lucas Industries Ltd Silicon nitride articles

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087500A (en) * 1973-12-20 1978-05-02 Ford Motor Company Method of making a duo density silicon nitride article
US4388255A (en) * 1981-03-27 1983-06-14 Boeing Aerospace Co. (A Division Of The Boeing Company) Method for producing pre-shaped α-silicon nitride whisker compacts and loose whiskers for composite material reinforcement
US4600547A (en) * 1982-09-30 1986-07-15 Ford Motor Company Method of preparing powder ingredients by dry milling for subsequent consolidation
DE3276235D1 (en) * 1982-09-30 1987-06-11 Ford Motor Co Method of preparing powder ingredients for subsequent consolidation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2084703A5 (en) * 1970-03-17 1971-12-17 Lucas Industries Ltd Silicon nitride articles
JPS5412440B1 (enrdf_load_stackoverflow) * 1970-03-17 1979-05-23

Also Published As

Publication number Publication date
DE1949587B2 (de) 1974-02-21
DE1949587A1 (de) 1970-08-27
DE1949587C3 (de) 1974-10-03
CH535183A (de) 1973-03-31
GB1266506A (enrdf_load_stackoverflow) 1972-03-08

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Legal Events

Date Code Title Description
ST Notification of lapse