Environment & Sustainability » Patents & Publications

PATENTS:
Aqueous phase electrolytic reduction of hexavalent chromium in low concentrations using consumable electrodes, S.N.Das, R.S.Thakur, P.C.Rath, R.Mohapatra, D.Das, S.Pal.

Activation and use of red mud as an adsorbent for the removal of hexavalent chromium from industrial/ mine water for disposal, J.Pradhan, R.S.Thakur, S.N.Das.

A process for the recovery of titanium dioxide as an useful pigment from alum sludge, S.B.Rao, R.S.Thakur, S.N.Das, J.Pradhan, D.Das, J.Das.

 
Recent Publications:
Adsorption of hexavalent chromium from aqueous solution by using activated red mud, J.Pradhan, S.N.Das and R.S.Thakur, J. Colloid. Interface Sc., 217, 137-141, 1999.

Adsorption of phosphate from aqueous solution using activated red mud, J.Pradhan, S.N.Das, J.Das and R.S.Thakur, J. Colloid. Interface Sc., 204, 169-172, 1998.

Aerosol as an air pollutant, S.N.Das and R.S.Thakur, Everyman's Science, 36(2), 87, 2001.

Assessment of greenhouse gas from agricultural field during the entire paddy cropping season – A case study, Y.V.Swamy, S.N.Das, Ruby Das and P.K.Behera, Nutrient Cycling and Agro-ecosystem 2004 (in press).

Atmospheric deposition in a rural area in India - Net and potential acidity, L.Granat, S.N.Das, R.S.Thakur and H.Rodhe, Water, Air and Soil Poll., 130, 469, 2001.

Characterisation of Indian red mud and recovery of their metal values, J.Pradhan, S.N.Das, R.S.Thakur, Light Metals (TMS, USA), 1996, 87-92.

Chemical composition of rainwater and dust fall at Bhubaneswar in the east coast of India – R.Das, S.N.Das and V.N.Misra, Atmospheric Environment, 2004 NASA , USA (in press).

Defluorination of waste waters, M.G.Sujana, R.S.Thakur, S.N.Das, S.B,.Rao, Asian J. Chem., 9(4), 561, 1997.

Effect of aluminum smelters on health and vegetation, J.Pradhan, R.S.Thakur, S.N.Das, J.Das and S.B.Rao, Asian J. Chem., 10, 1-13, 1998.

Effect of calcinations on physico-chemical properties of red mud, M.G.Sujana, S.N.Das, R.S.Thakur, B.C.Acharya, Light Metals ( TMS , USA ), 93-98, 1996.