Tender For corrigendum : collection transportation and disposal of hazardous waste wetp sludge and oil-contaminated wastes generated from opencast coal mines ukni oc junad oc kolar pimpri oc pimpalgaon oc and ghonsa oc of wcl wani north area to common hazardous waste treatme
Tender For providing of custom bid for services - lining up of ms west bengal waste management ltd for disposal of hazardous wastes from iocl, haldia refinery through common hazardous wastes treatment, storage and disposal facility chwtsdf), west bengal