METHOD FOR BREAKAGE OF ENCASED MONOLITHIC OBJECTS Russian patent published in 1995 - IPC

Abstract RU 2039249 C1

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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RU 2 039 249 C1

Authors

Agafonov I.N.

Petrov I.V.

Dates

1995-07-09Published

1991-10-31Filed