Jan 2013. First prize in oral presentation for the paper titled "Beneficiation of High Ash Indian Non-coking Coal from Vasundhara mines, Odisha", A. Vidyadhar, Renuka, M. Sharma and A. Das, presented in the National Seminar on "Exploitation of Lean Grade Ore, Ore Fines and Urban Ores: Challenges, Problems and Solutions (LGO-2013)" held at CSIR
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