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DE4440038A1
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Explosion barrier for underground mining
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DE4242205C1
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Stopper for explosive cartridge - has rigid bar on end of cylindrical portion with elastic lock engaging inside cartridge
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DE3906792A1
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Extinguishing-agent container for a release barrier in underground mining
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Water trough
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Extinguishing-agent container for an extinguishing barrier in underground mining operation
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Extinguishing-agent container for a release barrier
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Dam initiation trigger water trough
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Explosion barrier for underground mining
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FR2515726A1
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Water tank for deep mine - is suspended on hooks and has limited tilt during movement
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Plastic water tank for explosion barriers in underground mining
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DE3209598C1
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Explosion-barrier water tank
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Release barrier water tank
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DE3004500A1
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WATER TROG
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Water trough barrier
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Mine barrier water trough - is supported by angles with bolts, pegs or hooks or edge clips used with fasteners
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DE2743978A1
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Branch connector for gas or water pipe - has adjustable tension chain to secure branch flange with O=ring seals around pipe hole
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DE2741280A1
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VALVE CLAMP
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DE2707633A1
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Stackable covered plastics container for volatile liq. - has cover edge welded to thicker sheet deep drawn to required shape
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