| 摘要 |
FIELD: explosives. SUBSTANCE: explosive substance that can be used in mining and coal industries consists of ammonium nitrate granules coated with combustible material containing petrolatum or asphalt-free oil or petroleum concentrate and bitumen. As outside coating of granules, mixtures of talc and zeolite, talc and gypsum, or talc and carboxymethylcellulose are used. EFFECT: achieved water resistance and required detonation power to charge watered holes and those with running water. 1 tbl
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