BE511584A - - Google Patents

Info

Publication number
BE511584A
BE511584A BE511584DA BE511584A BE 511584 A BE511584 A BE 511584A BE 511584D A BE511584D A BE 511584DA BE 511584 A BE511584 A BE 511584A
Authority
BE
Belgium
Prior art keywords
emissive
platinum
electrodes
carbon
coating
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE511584A publication Critical patent/BE511584A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/0022—Manufacture
    • H01J2893/0023—Manufacture carbonising and other surface treatments

Landscapes

  • Solid Thermionic Cathode (AREA)
BE511584D BE511584A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE511584A true BE511584A (enrdf_load_html_response)

Family

ID=150303

Family Applications (1)

Application Number Title Priority Date Filing Date
BE511584D BE511584A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE511584A (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
CA2196589C (fr) Nitrure de titane dope par du bore, revetement de substrat a base de ce nouveau compose, possedant une durete elevee et permettant une tres bonne resistance a l'usure, et pieces comportant un tel revetement
FR2660938A1 (fr) Systemes de revetement pour la protection du titane envers l'oxydation.
EP3538500A1 (fr) Piece de turbomachine revetue d'une barriere thermique et procede pour l'obtenir.
US8828499B2 (en) Use of a target for spark evaporation, and method for producing a target suitable for said use
US4935193A (en) Method for producing a layer protective against oxidation
EP0056749B1 (fr) Cathode à chauffage direct, et son procédé de fabrication
KR20030035859A (ko) 저널 베어링용 은-함유 구리합금
RU2212473C1 (ru) Способ нанесения покрытий на сплавы
BE511584A (enrdf_load_html_response)
US2788460A (en) Electrodes for electron discharge devices and methods of making same
JPS60258481A (ja) 粒子分散表面被覆部材の製造方法
US2711980A (en) Method of forming protective coatings for metallic surfaces
US20040258839A1 (en) Oxidation protective multiple coating method for carbon/carbon composites
JPH0598423A (ja) チタンの酸化防止用のクロム被膜
EP0185598B1 (fr) Anode tournante pour tube à rayons X
RU2135619C1 (ru) Композиционный материал (его варианты) и способ его получения
JPS5814017B2 (ja) 電子管用直熱型陰極
FR3053076A1 (fr) Piece de turbomachine revetue d'une barriere thermique et d'un revetement de protection contre les cmas et procede pour l'obtenir
US2870527A (en) Refractory metal bodies and method of making same
EP1200973B1 (fr) Cathode a oxydes amelioree et son procede de fabrication
JPH07102376A (ja) 被覆部材及びその製造方法
RU2172040C1 (ru) Способ изготовления анода рентгеновской трубки
BE493433A (enrdf_load_html_response)
JPS6134218B2 (enrdf_load_html_response)
EP0112206A1 (fr) Procédé de revêtement en carbures de surfaces métalliques