TY JOUR TI The theoretical research working process hydropulsator-operating mechanism for lifting large foundation stock KW workflows KW hydraulic KW wikopedia machine KW hydropulse KW mathematical model. JO Actual directions of scientific researches of the XXI century: theory and practice AU Bakaev , A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov