TY JOUR TI RIVER BLOCKING BLASTING BY MEANS OF FUSION WITH THE USE OF THERMITE ON THE BASIS OF THE ECOLOGICALLY SAFE LOW POWER-CONSUMING TECHNOLOGY KW blockings KW technologies KW charges KW quantity KW installation KW throwing KW distance KW expenses JO Bulletin of KSAU AU Orlovsky, S.N. AU Korepanov, Z.N. PY 2012 IS PB Krasnoyarsk State Agrarian University