Transportation systems and electric cables for use therein

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel

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174110PM, 174120R, 174120SR, 428389, 428390, 104138R, H01B 310

Patent

active

043700764

ABSTRACT:
A composition of high oxygen index that yields little visible smoke and little or no corrosive fume on combustion and having adequate mechanical and electrical properties for cable jackets and bedding comprises;

REFERENCES:
patent: 2888424 (1959-05-01), Precopio et al.
patent: 3425865 (1969-02-01), Shelton
patent: 3433891 (1969-03-01), Zysk et al.
patent: 3571490 (1971-03-01), Bunish et al.
patent: 3823255 (1974-07-01), Gase et al.
patent: 3911202 (1975-10-01), Stine et al.
patent: 3922442 (1975-11-01), North et al.
patent: 4005254 (1977-01-01), MacKenzie
patent: 4020214 (1977-04-01), MacKenzie
ALCOA Bulletin The non-smoking fire retardant filler: ALCOA hydrated alumina reprint about Jan. 1976, 2 pages, Pittsburgh, Pa.

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