Tender For supply of taking out replacements of old catalyst from oxidation,dismantling taking out all old and muddy filter,supply fixing of new filter media,supply fixing of new filter media gravels size 12 to 06 mm,supply fixing of new filter media gravel size 06 to 03 mm,supply fixing of new filter media grit of size 03 to 1.5 mm,supply fixing ci butterfly valve flange less finish,supply fixing ci sluice valve non rising ss spindle of size 150 mm,m l for painting of external surfaces of pressure filter plant
Tender For corrigendum : providing of custom bid for services - 200143869job contract for removal, washing, and laying of filter gravel and sand at the pre-treatment plant gravity filter beds at ntpc barh
Tender For sinking of 200mm x 150mm dia. 300 mtr. deep tubewell by direct rotary rig method using p.v.c pipe and pre-packed resin bonded gravel filter at chemaguri point in connection with g.s. mela 2026 under canning sub-division of alipore division, phe dte.
Tender For corrigendum : maintenance of 10mld water treatment plant at dabose in valpoi constituency in sattari taluka replacement of filter sand gravel grit media