METHOD FOR MOUNTING ANCHOR Russian patent published in 2004 - IPC

FIELD: mining industry.

SUBSTANCE: method includes drilling of well, mounting of charge of explosive substance in its bottom portion, its detonation for creating camouflet chamber, in it anchor metallic rod is placed with spreaders and it is filled with cementing solution. In the well ring-shaped charge of explosive substance is placed, which is located between slanting edges forming ring-shaped recess in metallic cylinder. Several ring-shaped recesses are made in metallic cylinder for concurrent forming of necessary number of camouflet hollows along well length.

EFFECT: higher reliability of method due to higher load carrying ability of anchor due t greater area of wear on camouflet broad zones placed along well length.

2 cl, 2 dwg