FR668246A - Système de protection des câbles souterrains contre les effets des courants vagabonds et des actions chimiques ou électriques
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Système de protection des câbles souterrains contre les effets des courants vagabonds et des actions chimiques ou électriques
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ANONIMA ROBERTO ARDIGO BREVETT
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ANONIMA ROBERTO ARDIGO BREVETT
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Publication of FR668246ApublicationCriticalpatent/FR668246A/fr
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
H02G9/00—Installations of electric cables or lines in or on the ground or water
H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
H02G9/065—Longitudinally split tubes or conduits therefor
FR668246D1928-01-141929-01-12Système de protection des câbles souterrains contre les effets des courants vagabonds et des actions chimiques ou électriques
ExpiredFR668246A
(fr)