DK70492C - Electric discharge tube with a fluorescent material containing titanium dioxide and a process for producing the fluorescent material. - Google Patents

Electric discharge tube with a fluorescent material containing titanium dioxide and a process for producing the fluorescent material.

Info

Publication number
DK70492C
DK70492C DK164246A DK164246A DK70492C DK 70492 C DK70492 C DK 70492C DK 164246 A DK164246 A DK 164246A DK 164246 A DK164246 A DK 164246A DK 70492 C DK70492 C DK 70492C
Authority
DK
Denmark
Prior art keywords
fluorescent material
producing
titanium dioxide
discharge tube
electric discharge
Prior art date
Application number
DK164246A
Other languages
Danish (da)
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
Application granted granted Critical
Publication of DK70492C publication Critical patent/DK70492C/en

Links

DK164246A 1945-05-01 1946-04-27 Electric discharge tube with a fluorescent material containing titanium dioxide and a process for producing the fluorescent material. DK70492C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE70492X 1945-05-01

Publications (1)

Publication Number Publication Date
DK70492C true DK70492C (en) 1950-01-16

Family

ID=3851614

Family Applications (1)

Application Number Title Priority Date Filing Date
DK164246A DK70492C (en) 1945-05-01 1946-04-27 Electric discharge tube with a fluorescent material containing titanium dioxide and a process for producing the fluorescent material.

Country Status (1)

Country Link
DK (1) DK70492C (en)

Similar Documents

Publication Publication Date Title
CH257237A (en) Discharge tube.
DK121620B (en) Process for the manufacture of glass containers with high mechanical strength.
DK70492C (en) Electric discharge tube with a fluorescent material containing titanium dioxide and a process for producing the fluorescent material.
CH262409A (en) Double controlled discharge tube.
DK66719C (en) Radiation source with an electric gaseous discharge tube and a fluorescent layer as well as a method for producing the fluorescent material.
DK84076C (en) Method for manufacturing storage cathodes for electric discharge tubes and cathodes made according to the method.
DK68235C (en) Knitting procedure and apparatus for carrying out the procedure.
DK66770C (en) Electric Discharge Tube with a Fluorescent Screen and Method for Making a Fluorescent Material for Use in the Screen.
DK77349C (en) Electric discharge tube with a luminescent material and method of making luminescent material suitable for use in the discharge tube.
DK71149C (en) Process for the production of refractory materials.
DK74339C (en) Electric discharge tube with cylindrical, cooled wall.
DK68442C (en) Electric discharge container, in particular electron tube, with pressed glass plate with lead-through pins.
DK66493C (en) Process for the preparation of oxymethylene-β-ionone alkali compounds and analogous compounds.
DK70266C (en) Electric discharge tube with fluorescent material and a method for producing fluorescent material for use in such a tube.
DK80497C (en) Electric discharge tube with mica centering disc.
DK67601C (en) Electric discharge tube with a fluorescent substance and method of manufacturing the fluorescent substance.
DK70147C (en) Process for the production of lattice-controlled termion tubes, in particular for high frequencies.
DK75827C (en) Method for manufacturing electric discharge tubes with glass flask and flat glass bottom.
DK68848C (en) Electric discharge tube with glass container for producing particularly short electric waves.
DK74290C (en) Method for compressing disintegrants and machine for carrying out the method.
DK78661C (en) Process for the manufacture of composite products.
DK70523C (en) Process for the manufacture of a closed container, in particular for electric discharge tubes and incandescent lamps.
DK71301C (en) Process for the manufacture of electric high-pressure mercury vapor dischargers with a quartz container and a quartz body fused therein.
DK78345C (en) Coupling with a gas-filled or vapor-filled discharge tube.
DK68727C (en) Electric discharge tube with glass bottom with metallic pumping tube.