DE121208C - - Google Patents

Info

Publication number
DE121208C
DE121208C DE1899121208D DE121208DA DE121208C DE 121208 C DE121208 C DE 121208C DE 1899121208 D DE1899121208 D DE 1899121208D DE 121208D A DE121208D A DE 121208DA DE 121208 C DE121208 C DE 121208C
Authority
DE
Germany
Prior art keywords
graphitized
coal
carbon
bezw
naked
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.)
Expired
Application number
DE1899121208D
Other languages
German (de)
English (en)
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 filed Critical
Application granted granted Critical
Publication of DE121208C publication Critical patent/DE121208C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/02—Details
    • H05B31/06—Electrodes
    • H05B31/08—Carbon electrodes
    • H05B31/10—Cored carbon electrodes

Landscapes

  • Carbon And Carbon Compounds (AREA)
DE1899121208D 1909-05-19 1899-05-16 Expired DE121208C (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE228009T 1909-05-19
DE121208T 1929-02-08

Publications (1)

Publication Number Publication Date
DE121208C true DE121208C (enrdf_load_stackoverflow) 1901-06-01

Family

ID=61249284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1899121208D Expired DE121208C (enrdf_load_stackoverflow) 1909-05-19 1899-05-16

Country Status (1)

Country Link
DE (1) DE121208C (enrdf_load_stackoverflow)

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