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  1. NS-EN 14591-2:2007

    Explosion prevention and protection in underground mines — Protective systems — Part 2: Passive water trough barriers

    standard by Standards Norway NS-EN, 07/01/2007.

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  2. NS-EN 14591-4:2007

    Explosion prevention and protection in underground mines — Protective systems — Part 4: Automatic extinguishing systems for road headers

    standard by Standards Norway NS-EN, 11/01/2007.

    Languages: