FIELD: mining. SUBSTANCE: method for breakage of encased monolithic objects includes making of, at least, two free surfaces on the monolithic object, drilling of holes between these surfaces, installation of rods in holes, consolidation of rods with nonexplosive expanding mixture, and withdrawal of rods by pulling rope connected to rods and secured to fixed base by inclination of monolithic object. EFFECT: higher efficiency. 1 dwg
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Authors
Dates
1995-07-09—Published
1991-10-31—Filed