DEVICE FOR PREPARATION OF MORTAR Russian patent published in 2003 - IPC

FIELD: construction engineering; devices for preparation of grouting mortars at cementing wells. SUBSTANCE: proposed device includes bin with taper bottom where gate valve and hydrovacuum mixer are mounted in lower portion. Loading member is mounted in upper portion of bin. Said loading member is made in form of taper screen whose base is suspended from cables with counter-weights through rollers secured on upper edge of bin. Detachable knife is mounted at top of cone. EFFECT: facilitated procedure due to unloading cement directly from containers. 1 dwg