FR682746A - Perfectionnements aux éléments de chauffage destinés aux appareils de décharge électrique et aux procédés de fabrication de ces éléments - Google Patents

Perfectionnements aux éléments de chauffage destinés aux appareils de décharge électrique et aux procédés de fabrication de ces éléments

Info

Publication number
FR682746A
FR682746A FR682746DA FR682746A FR 682746 A FR682746 A FR 682746A FR 682746D A FR682746D A FR 682746DA FR 682746 A FR682746 A FR 682746A
Authority
FR
France
Prior art keywords
elements
manufacturing
methods
electric discharge
discharge apparatus
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
Application number
Other languages
English (en)
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.)
Arcturus Radio Tube Co
Original Assignee
Arcturus Radio Tube Co
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 Arcturus Radio Tube Co filed Critical Arcturus Radio Tube Co
Application granted granted Critical
Publication of FR682746A publication Critical patent/FR682746A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/08—Manufacture of heaters for indirectly-heated cathodes
    • 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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
    • C04B28/26—Silicates of the alkali metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/08—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartz; glass; glass wool; slag wool; vitreous enamels
    • H01B3/085—Particles bound with glass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/10—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances metallic oxides
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482—Coating or impregnation materials
    • C04B2111/00525—Coating or impregnation materials for metallic surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Finger-Pressure Massage (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Resistance Heating (AREA)
FR682746D 1928-10-11 1929-10-04 Perfectionnements aux éléments de chauffage destinés aux appareils de décharge électrique et aux procédés de fabrication de ces éléments Expired FR682746A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US311952A US1829237A (en) 1928-10-11 1928-10-11 Heater element and method of making it

Publications (1)

Publication Number Publication Date
FR682746A true FR682746A (fr) 1930-06-02

Family

ID=23209200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682746D Expired FR682746A (fr) 1928-10-11 1929-10-04 Perfectionnements aux éléments de chauffage destinés aux appareils de décharge électrique et aux procédés de fabrication de ces éléments

Country Status (4)

Country Link
US (1) US1829237A (enrdf_load_html_response)
BE (1) BE364329A (enrdf_load_html_response)
FR (1) FR682746A (enrdf_load_html_response)
GB (1) GB341465A (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417459A (en) * 1945-05-21 1947-03-18 Eitel Mccullough Inc Electron tube and electrode for the same
US2708168A (en) * 1951-02-28 1955-05-10 Rca Corp Insulating coatings for electrical insulators and spray material for such coatings
US2921156A (en) * 1957-01-30 1960-01-12 A M Company Governor body
US3246197A (en) * 1962-10-02 1966-04-12 Westinghouse Electric Corp Cathode heater having an aluminum oxide and tungesten coating

Also Published As

Publication number Publication date
GB341465A (en) 1931-01-12
US1829237A (en) 1931-10-27
BE364329A (enrdf_load_html_response)

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