Specification for 1.9/3.3 kV, 300 A bolted flameproof cable couplers and adaptors (including 380/660 V and 640/1100 V, 300 A adaptors) for use in coal mines— 34 стр.
Chemical tests for raw and vulcanized rubber, Determination of bound styrene content of raw styrene-butadiene rubber; emulsion polymerized: refractive index method— 12 стр.
Specification for fully screened 400 A bolted flameproof cable couplers and adaptors for use on systems up to and including 6.6 kV, primarily for use in mines— 28 стр.