FACE ROOF BOLTING FOR CONTINUOUS TECHNOLOGY OF MINE WORKING SUPPORT Russian patent published in 2002 - IPC

Abstract RU 2187650 C2

FIELD: mining industry; applicable in temporary and permanent support of development workings. SUBSTANCE: face roof bolting includes pins and capping connected to pins. End part of telescopic capping has plates with holes for receiving pins reinforcing sides of working. Installed on capping are frames with plates having holes for pins to reinforce the working roof. Frames are installed for free motion along capping. Fiber-glass telescopic prop is installed to under telescopic part of capping. EFFECT: provided tight pressing of bolting to working roof with simple design of roof bolting, highly productive and technologically efficient its installation. 6 dwg

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RU 2 187 650 C2

Authors

Atrushkevich A.A.

Atrushkevich O.A.

Atrushkevich V.A.

Dates

2002-08-20—Published

2000-05-11—Filed