FR2269789A1 - - Google Patents

Info

Publication number
FR2269789A1
FR2269789A1 FR7513735A FR7513735A FR2269789A1 FR 2269789 A1 FR2269789 A1 FR 2269789A1 FR 7513735 A FR7513735 A FR 7513735A FR 7513735 A FR7513735 A FR 7513735A FR 2269789 A1 FR2269789 A1 FR 2269789A1
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Withdrawn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
FR7513735A
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of FR2269789A1 publication Critical patent/FR2269789A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/26—Starting; Ignition
    • F02C7/264—Ignition
    • F02C7/266—Electric
    • 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
    • C04B35/56—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 carbides or oxycarbides
    • C04B35/565—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 carbides or oxycarbides based on silicon carbide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/14—Conductive material dispersed in non-conductive inorganic material
    • H01B1/18—Conductive material dispersed in non-conductive inorganic material the conductive material comprising carbon-silicon compounds, carbon or silicon

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Products (AREA)
  • Conductive Materials (AREA)
  • Inorganic Insulating Materials (AREA)
FR7513735A 1974-05-02 1975-04-30 Withdrawn FR2269789A1 ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1928274A GB1450825A (en) 1974-05-02 1974-05-02 Methods of manufacturing semiconductor bodies and to the products of such methods

Publications (1)

Publication Number Publication Date
FR2269789A1 true FR2269789A1 ( ) 1975-11-28

Family

ID=10126817

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513735A Withdrawn FR2269789A1 ( ) 1974-05-02 1975-04-30

Country Status (5)

Country Link
US (1) US4013746A ( )
JP (1) JPS50154796A ( )
DE (1) DE2518672A1 ( )
FR (1) FR2269789A1 ( )
GB (1) GB1450825A ( )

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2639343A1 (fr) * 1988-11-21 1990-05-25 Eyquem Composition en ceramique semi-conductrice et son application dans la fabrication des bougies d'allumage

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5290107U ( ) * 1975-12-26 1977-07-05
US4368166A (en) * 1979-10-17 1983-01-11 Champion Spark Plug Company Method for the production of a ceramic insulator
JPS5921579A (ja) * 1982-07-29 1984-02-03 大森　守 炭化珪素焼結成形体とその製造方法
EP1811064A1 (fr) * 2006-01-12 2007-07-25 Vesuvius Crucible Company Creuset pour le traitement de silicium à l'état fondu
CN112664324A (zh) * 2020-12-16 2021-04-16 陕西航空电气有限责任公司 一种能够进行放电间隙调整的航空点火电嘴

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376367A (en) * 1965-08-16 1968-04-02 Gen Motors Corp Method of manufacturing a spark gap semiconductor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2639343A1 (fr) * 1988-11-21 1990-05-25 Eyquem Composition en ceramique semi-conductrice et son application dans la fabrication des bougies d'allumage
EP0370837A1 (fr) * 1988-11-21 1990-05-30 EYQUEM, Société dite: Composition en céramique semiconductrice et son application dans la fabrication des bougies d'allumage

Also Published As

Publication number Publication date
JPS50154796A ( ) 1975-12-13
US4013746A (en) 1977-03-22
GB1450825A (en) 1976-09-29
DE2518672A1 (de) 1975-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse