OBR is a a crucial pre-coal extraction process that involves clearing soil and rock layers to access coal reserves.
Chhattisgarh-based coal producer SECL, an arm of Coal India, on Monday said it has increased the pace of clearing mine ...
The figure marks a 7.58% increase compared to the same period last year, with an additional 19.82 MCuM cleared.
A noteworthy aspect of SECL’s progress is its commitment to sustainable mining through the adoption of ripper technology for overburden removal. Unlike traditional methods, ripper technology ...