ANCHOR Russian patent published in 1995 - IPC

Abstract RU 2047778 C1

FIELD: mining. SUBSTANCE: device has rod with seal member frameworks provided with ampoules with binding composition having conic thickening, bearing washer and nut. Frameworks have telescopic bearing unions. Seal member is tubular threaded bushing and with threaded petals engageable with conic thickening of one of the unions. EFFECT: enhanced effectiveness of coal massif anchorage. 1 dwg

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RU 2 047 778 C1

Authors

Turushev Nikolaj Innokent'Evich

Dates

1995-11-10—Published

1992-09-28—Filed