Drilling of nx-size underground non-coring bore hole up to a depth of average 6.30 meter each bore hole from sp top seam to sp middle seam for parting proves purpose through 27/28th incline of hariajam colliery due to contiguous working development s

03 (three) nos drilling nx size non-coring horizontal bore hole in present working district of bp seam (top) to prove the parting waterlogged working of bp seam (top) worked by badjna colliery towards west side boundary between hariajam colliery and

Drilling 3 nos of nx size coring bore hole for study of physico-mechanical properties for introduction of continuous miner technology required by csir-cimfr (sub-implementing agency) in connection with approved scheme on introduction of cm with paste

Drilling of nx-size underground non-coring bore hole up to a depth of average 6.30 meter each bore hole from sp top seam to sp middle seam for parting proves purpose through 27/28th incline of hariajam colliery due to contiguous working development s

Pre nit notice for introduction of low height continuous miner packages (2 sets) with paste fill technology at shampur-b colliery of mugma area of ecl

Drilling 03 nos of nx size coring borehole for analytical study of coal in comparative manners with respect of barmuri ocp.

Drilling of 02 (two) nos. coring bore hole (nx size) at khottadih ocp of pandaveswar area.