Tender For repairing and re plastering of ventilation stopping for rearrangement of ventilation system in rj unit of bahula colliery under kenda area ecl
Tender For construction of 5 nos. ventilation stopping near stone drift in r-ii/iii seam of no. 6 pit at manderboni colliery unit of manderboni south samla amalgamated colliery, pandaveswar area
Tender For supply of mpcb for ventilation fan unit 1 & 2, thermal release range (rated current) 2.5 - 4 a, class 10, breaking capacity 50ka, pole 3p, rated voltage 415v ac, 1 no + 1 nc auxilary contact block confirming to rdso specification no. rdso/pe/spec/ac/0184-2015 (rev-0). [ warranty period: 30 months after the date of delivery ]