My brother did his B.Tech in Mining Engineering from NIT Rourkela. Here is a list of companies that recruit NIT Rourkela students from this branch-
Also, a certain amount gets deducted from your salary every month because of a 5 year bond. You will get the money after completing 5 years with the firm.
Another firm that recruits Mining students from NIT Rourkela is Lafarge. Overall, the placements for Mining at NIT Rourkela are quite decent.