FIELD: mining industry, isolation of fire and fire- risky sections in coal mines. SUBSTANCE: blast-proof stopping has forms coming in the form of metal grid and agent filling space between forms. Metal grid comprises metal bars and is linked to environment in working with the use of anchors. Vertical and horizontal bars in adjacent rows of forms are displaced by half-distance between them. Bulk bags with loose material are employed as filling agent. EFFECT: considerably enhanced efficiency of fire protection of gas-hazardous mines, potential for safety of miners with simultaneous reduction of time and means for liquidation of accidents. 2 dwg
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DEVICE FOR SUPPRESSION OF FIRE AND AIR SHOCK WAVE ENERGY | 2002 |
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RU2215876C1 |
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FORM FOR CONSTRUCTING AN EXPLOSION-PROOF PARTITION | 0 |
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METHOD FOR ISOLATION OF EMERGENCY SECTION IN UNDERGROUND MINING | 0 |
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METHOD FOR LOWERING GOAF FIRE-HAZARD | 0 |
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VERTICAL INITIATING SCREEN FOR RAILWAY TUNNEL PROTECTION | 2022 |
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EXPLOSION-RESISTANT ACTIVE PARTITION | 0 |
|
SU901565A1 |
FORM FOR ERECTING EXPLOSION-PROOF PARTITION | 0 |
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FORMS | 0 |
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SU956809A1 |
FIRE-FIGHTING EXPLOSION-PROOF PARTITION | 0 |
|
SU1170161A1 |
Authors
Dates
2002-09-27—Published
2000-11-20—Filed