DE230307C - - Google Patents

Info

Publication number
DE230307C
DE230307C DENDAT230307D DE230307DA DE230307C DE 230307 C DE230307 C DE 230307C DE NDAT230307 D DENDAT230307 D DE NDAT230307D DE 230307D A DE230307D A DE 230307DA DE 230307 C DE230307 C DE 230307C
Authority
DE
Germany
Prior art keywords
gas
filament
carbon filament
soaked
already
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.)
Active
Application number
DENDAT230307D
Other languages
German (de)
English (en)
Publication of DE230307C publication Critical patent/DE230307C/de
Active 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
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/395—Filling vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Fibers (AREA)
DENDAT230307D Active DE230307C (cs)

Publications (1)

Publication Number Publication Date
DE230307C true DE230307C (cs)

Family

ID=490535

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT230307D Active DE230307C (cs)

Country Status (1)

Country Link
DE (1) DE230307C (cs)

Similar Documents

Publication Publication Date Title
DE230307C (cs)
JPS6335896B2 (cs)
US984029A (en) Candle emitting a colored light.
ATE5500T1 (de) Verfahren zur opalisierung von lampen durch niederschlag aus der gasphase.
US6426115B1 (en) Method for making high-efficacy and long life electroluminescent phosphor
US1923313A (en) Illuminant burning with alpha multicolored flame
US3188227A (en) Manufacture of coated electric lamps
DE2409416A1 (de) Elektrische gluehlampen und verfahren zu ihrer herstellung
DE159295C (cs)
US650178A (en) Manufacture of filaments for incandescent electric lights.
US1564562A (en) Manufacture of firework articles
DE619482C (de) Elektrische Blitzlichtlampe in Form einer Kohlefadenlampe
DE624239C (de) Verfahren zur Herstellung von das Licht diffus streuenden Kolben fuer elektrische Gluehlampen
AT284958B (de) Verfahren zur Herstellung einer Halogenglühlampe mit einem Quarzkolben, bei der ein Teil des abgestrahlten Lichtes abgeschirmt ist
DE602025C (de) Elektrische Blitzlichtlampe, insbesondere fuer photographische Zwecke
US1086428A (en) Manufacture of electric filaments.
US2178428A (en) Flash lamp
DE464662C (de) Sauerstofffreie Kohlenwasserstoffverbindung als Einbringstoff fuer gasgefuellte elektrische Gluehlampen
Franklin Institute Committee on Science and the Arts The Welsbach Light
SU1458908A1 (ru) Суспензи дл нанесени газопоглотител дл ламп накаливани
SU847400A1 (ru) Способ введени газопоглотител влАМпу НАКАлиВАНи
DE1071833B (cs)
SU1576935A1 (ru) Галогенна лампа накаливани
GB189801535A (en) Improvements in Incandescence Electric Lamps and Processes for the Production thereof.
DE1589333C3 (de) Verfahren zur Herstellung einer Vakuum-Glühlampe