ball mills drawbacks lesotho

molecules Article Ball Millings Effect on Pine Milled Wood Lignins Structure and Molar Mass Grigory Zinovyev 1 ID Ivan Sumerskii 1 Thomas Rosenau 1 ID Mikhail Balakshin 12 and Antje Potthast 1 1 Division of Chemistry of Renewable Resources Department of Chemistry University of Natural Resources and Life Sciences KonradLorenzStrasse 24 A3430 Tulln Austria grigory