KR920010700A - 필라멘트의 탄산염 코팅방법 - Google Patents

필라멘트의 탄산염 코팅방법

Info

Publication number
KR920010700A
KR920010700A KR1019900017769A KR900017769A KR920010700A KR 920010700 A KR920010700 A KR 920010700A KR 1019900017769 A KR1019900017769 A KR 1019900017769A KR 900017769 A KR900017769 A KR 900017769A KR 920010700 A KR920010700 A KR 920010700A
Authority
KR
South Korea
Prior art keywords
filament
coating method
carbonate coating
carbonate
coating
Prior art date
Application number
KR1019900017769A
Other languages
English (en)
Other versions
KR920008303B1 (ko
Inventor
최경석
Original Assignee
삼성전관 주식회사
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 삼성전관 주식회사 filed Critical 삼성전관 주식회사
Priority to KR1019900017769A priority Critical patent/KR920008303B1/ko
Priority to US07/785,108 priority patent/US5204139A/en
Priority to JP3287618A priority patent/JPH04274128A/ja
Publication of KR920010700A publication Critical patent/KR920010700A/ko
Application granted granted Critical
Publication of KR920008303B1 publication Critical patent/KR920008303B1/ko

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
    • 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
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2209/00—Apparatus and processes for manufacture of discharge tubes
    • H01J2209/01—Generalised techniques
    • H01J2209/012—Coating
    • H01J2209/015—Machines therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
KR1019900017769A 1990-11-02 1990-11-02 필라멘트의 탄산염 코팅방법 KR920008303B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019900017769A KR920008303B1 (ko) 1990-11-02 1990-11-02 필라멘트의 탄산염 코팅방법
US07/785,108 US5204139A (en) 1990-11-02 1991-10-30 Method for coating thermionic emission material for a thermionic emission filament
JP3287618A JPH04274128A (ja) 1990-11-02 1991-11-01 熱電子放出フィラメントの熱電子放出物質コーティング方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900017769A KR920008303B1 (ko) 1990-11-02 1990-11-02 필라멘트의 탄산염 코팅방법

Publications (2)

Publication Number Publication Date
KR920010700A true KR920010700A (ko) 1992-06-27
KR920008303B1 KR920008303B1 (ko) 1992-09-26

Family

ID=19305610

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900017769A KR920008303B1 (ko) 1990-11-02 1990-11-02 필라멘트의 탄산염 코팅방법

Country Status (3)

Country Link
US (1) US5204139A (ko)
JP (1) JPH04274128A (ko)
KR (1) KR920008303B1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0013238A (pt) 1999-08-14 2002-04-23 Procter & Gamble Métodos e sistemas para a utilização de diluição, mistura e filtragem retardadas para proporcionar variedades personalizadas de café recém preparado de acordo com a demanda
US6726947B1 (en) * 1999-08-14 2004-04-27 The Procter & Gamble Co. Process for providing customized varieties and strengths of fresh-brewed coffee on demand
US6808731B1 (en) 1999-08-14 2004-10-26 The Procter & Gamble Co. Coffee extract and process for providing customized varieties and strengths of fresh-brewed coffee on demand
US6759072B1 (en) 1999-08-14 2004-07-06 The Procter + Gamble Co. Methods and systems for utilizing delayed dilution, mixing and filtration for providing customized beverages on demand
US6713950B2 (en) 2001-08-22 2004-03-30 General Electric Company Low volatility slurry for emission mix powder
US6958475B1 (en) 2003-01-09 2005-10-25 Colby Steven M Electron source

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251569A (en) * 1975-10-22 1981-02-17 Gte Products Corporation Method of coating arc discharge lamp electrode
US4411710A (en) * 1980-04-03 1983-10-25 The Fujikawa Cable Works, Limited Method for manufacturing a stranded conductor constituted of insulated strands
US4436762A (en) * 1982-07-26 1984-03-13 Gte Laboratories Incorporated Low pressure plasma discharge formation of refractory coatings
JPS59191226A (ja) * 1983-04-13 1984-10-30 Mitsubishi Electric Corp 電子管などの陰極体の製造方法
US4836816A (en) * 1988-05-06 1989-06-06 Gte Products Corporation Method of treating tungsten cathodes

Also Published As

Publication number Publication date
KR920008303B1 (ko) 1992-09-26
JPH04274128A (ja) 1992-09-30
US5204139A (en) 1993-04-20

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Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 19960917

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee