Tenders for Supply of Schedule 1: Castable Refractory Grade-A For Dvc Koderma Unit-1 Denox R&M Q3, Schedule 2: Castable Refractory Grade-A For Dvc Durgapur Steel Unit 1 Denox R&M Q3, Schedule 3: Castable Refractory Grade A For Dvc Raghunathpur Ph I Units 1&2 Denox R&M Q3, Schedule 4: Castable Refractory Grade A For Dvc Mejia Units 4&5 Denox R&M Q3, Schedule 5: Castable Refractory Grade A For Dvc Chandrapura Unit 7 Denox R&M Q3