TY JOUR TI New materials and coverings for knots(hubs) of friction of the hinged equipment KW attachments KW carbon-carbon composit material KW bearing JO Actual directions of scientific researches of the XXI century: theory and practice AU Prokhorov, V.. AU Bykov , V.. AU Okladnikov, L.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov