EXPERIENCE :

• Dr. SP Das completed his B.Engineering (Metallurgy) in 1993 from NIT Rourkela.
• Thereafter he worked in Indian Metals & Ferro Alloys Ltd.,(IMFA) for more than 10 years in the field of manufacturing of Ferro chrome and Ferro silicon.
• He joined CSIR-IMMT,Bhubaneswar in 2004 in Mineral Processing Department and is currently working as Principal Scientist in the research and development in the field of beneficiation of low grade and complex minerals.
• He received his doctoral degree from IIT Kharagpur in the study of comminution process through various diagnostics using sensors in tumbling mills.

• Beneficiation of low grade and complex minerals.
• Washing of high ash non coking and coking coal.
• Recovery of valuables from red mud.
• Recovery of nickel values from chromite overburden.
• Study and control of comminution process through vibration signature.

• CSIR Technology Award 2017 by CSIR HQ, New Delhi for Technology for recovery of iron values from low and lean grade iron ore resources.

• Sadangi J.K., Das S.P., Tripathy A and Biswal S.K., Investigation into recovery of iron values from red mud dumps, Separation Science and Technology;53(14),2186-2191, 2018.
• Das S.P., Das D.P., Behera S.K. and Mishra B.K., Interpretation of mill vibration signal via wireless sensing,Minerals Engineering;24(3-4),245-251, 2011.
• Tripathy, Alok, Bagchi S., Chaudhry, S., Sadangi, J.K., Das, S.P., Biswal S.K., (2017) Red mud: A valuable source for iron recovery. JOURNAL OF SUSTAINABLE PLANET, 8 (1) pp 38-44.
• M. S. Jena, S. K. Biswal, S. P. Das and P. S. R. Reddy, “Comparative study of the performance of conventional and column flotation when treating coking coal fines”, Fuel Processing Technology, 89(12), 2008, p.p. 1409-1415.
• Datta Amlan, Mishra B.K.,Das S.P. and Sahu A.,A DEM analysis of flow characteristics of non-cohesive particles in hopper,Materials and Manufacturing process , 2008 , 23, (1-2) pp. 195-202.

• Study on different trommel design on ball mill discharge (M/s Tega Industry Ltd., Kolkota).
• Study on low grade iron ore grinding in High Pressure Grinding Rolls : M/s Tata Steel, Jamshedpur.
• Nickel recovery from Chromite O/B and Optimisation of COB plant: (M/s IDCOL Ltd.,).
• Optmisation of Chromite Beneficiation Plant at Kaliapani: M/s Jindal Stainless Ltd., (JSL).
• Grinding optimisation study on LD slag in High Pressure Grinding Roll: M/s Tata Steel Ltd., Jamshedpur.
• Recovery of iron value from red mud:CSIR, New Delhi.
• Maximize the recovery of iron values from lean grade iron ore by reduction roasting and pelletisation of high LOI and high Blaine number iron ore fines.
• Development of commercial process flowsheet for beneficiation of low grade chromite ore: IMFA Ltd.
• Development of the flowsheet to recover clean coal from middling and fines: M/s Jindal Steel & Power Ltd.
• Development of commercial process flowsheet for beneficiation of low grade iron ore fines for pelletisation: M/s Bhusan Power & Steel Ltd.
• Amenability study of nickel ore for physical beneficiation: M/s CDE Asia Ltd.
• Development of a wireless sensor for monitoring of tumbling mill operation: DST.
• To carry out the washability and flotation studies of coking coal samples to develop the commercial process flowsheet to set up the coal washery,M/s Jindal Steel & Power Ltd.,
• Physical, chemical and washability characteristics study of coal samples, M/s Essar Steel Ltd.