CH407341A - Process for the production of frame grids, in particular for electron tubes - Google Patents

Process for the production of frame grids, in particular for electron tubes

Info

Publication number
CH407341A
CH407341A CH50863A CH50863A CH407341A CH 407341 A CH407341 A CH 407341A CH 50863 A CH50863 A CH 50863A CH 50863 A CH50863 A CH 50863A CH 407341 A CH407341 A CH 407341A
Authority
CH
Switzerland
Prior art keywords
production
electron tubes
frame grids
grids
frame
Prior art date
Application number
CH50863A
Other languages
German (de)
Inventor
Christiaan Duran Johannes
Andreas Collaris Mar Alphonsus
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH407341A publication Critical patent/CH407341A/en

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
    • 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
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/20—Pretreatment of the material to be coated of organic surfaces, e.g. resins
    • C23C18/28—Sensitising or activating
    • 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
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31—Coating with metals
    • C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
    • C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
    • C23C18/36—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/40—Cold-cathode tubes with one cathode and one anode, e.g. glow tubes, tuning-indicator glow tubes, voltage-stabiliser tubes, voltage-indicator tubes
    • H01J17/44—Cold-cathode tubes with one cathode and one anode, e.g. glow tubes, tuning-indicator glow tubes, voltage-stabiliser tubes, voltage-indicator tubes having one or more control electrodes
    • 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
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • 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
    • 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
    • H01J2893/0024—Planar grids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0068—Electrode systems electrode assembly with control electrodes, e.g. including a screen

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemically Coating (AREA)
CH50863A 1962-01-19 1963-01-16 Process for the production of frame grids, in particular for electron tubes CH407341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL273759 1962-01-19

Publications (1)

Publication Number Publication Date
CH407341A true CH407341A (en) 1966-02-15

Family

ID=19753546

Family Applications (1)

Application Number Title Priority Date Filing Date
CH50863A CH407341A (en) 1962-01-19 1963-01-16 Process for the production of frame grids, in particular for electron tubes

Country Status (3)

Country Link
CH (1) CH407341A (en)
DE (1) DE1464301A1 (en)
GB (1) GB1004255A (en)

Also Published As

Publication number Publication date
DE1464301A1 (en) 1969-01-23
GB1004255A (en) 1965-09-15

Similar Documents

Publication Publication Date Title
AT246344B (en) Process for the production of L-ornithine-L-asparaginate
AT265448B (en) Process for the production of flat cathodes for electron tubes
AT281307B (en) PROCESS FOR MANUFACTURING NEW 9BETA, 10ALPHA STEROIDS
AT257556B (en) Process for the production of alcohols
AT253694B (en) Process for the production of new, unsaturated steroids
CH420299A (en) Process for the production of electrodes, especially for alkaline batteries
AT243239B (en) Process for the production of cyclododecatrienes (1, 5, 9)
CH467718A (en) Process for the production of hydrogen
CH438234A (en) Process for the production of hydrogen
CH435261A (en) Process for the production of new 19-nor-androstenes
CH407341A (en) Process for the production of frame grids, in particular for electron tubes
CH470953A (en) Process for the production of shaped structures
CH412120A (en) Process for the production of tension grids for electron tubes
CH437596A (en) Process for the production of new dyes
AT249648B (en) Process for the production of tetraflourethylene
CH419111A (en) Process for making steroid compounds
CH454899A (en) Process for the production of phenylethanolamines
CH437268A (en) Process for the production of 19-nor-steroids
AT247834B (en) Process for the production of hydrogen
CH448163A (en) Process for the production of screens for cathode ray tubes
AT222768B (en) Process for the production of grids for electron tubes
CH433229A (en) Process for the preparation of 2-hydroxy-2,3-dihydrocitral
CH470476A (en) Process for the production of polysaccharides
CH441368A (en) Process for the production of glycerol ethers
CH454132A (en) Process for the manufacture of fluorinated steroids