50935753 Corrigendum : procurement of sludge pump for 7500 dwt multi purpose vessel project
51734131 re e tender for cleaning of effluent ponds and sale of sludge oil mixture re e tender for cleaning of effluent ponds and sale of sludge oil mixture removed , sludge oil mixture , sludge oil mixture
51653491 procurement of zdp feed pump 200 g 4b/c and bio sludge recycle pump 200 g 7c
51560166 tender for bioremediation of oily sludge .
51535000 procurement of non clog vertical type centrifugal pump without motor at clarifier bridge sludge pit stage ii procurement of non clog vertical type centrifugal pump without motor at clarifier bridge sludge pit stage ii quantity as per nit , non clog vertical