METHOD FOR BUILDING LINEAR CHANNEL FOR TRANSMISSION OF ELECTROMAGNETIC SIGNALS Russian patent published in 1995 - IPC

Abstract RU 2042989 C1

FIELD: information communications. SUBSTANCE: method involves digging a trench, compacting soil, putting film in trench, filling it with layers of materials which differ in their electric permeability at least by 2. Walls are processed with fixing solutions. Film is wrapped and sewed. Structure is back-filled with soil. EFFECT: increased functional capabilities. 1 dwg

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RU 2 042 989 C1

Authors

Broslavets Valerij Nikolaevich

Semenov Gennadij Ivanovich

Dates

1995-08-27Published

1992-07-10Filed