Whiting Petroleum Corp said on Wednesday it had started Chapter 11 bankruptcy proceeding amid a rout in crude oil prices that has seen fuel plunge to 18-year lows.
Whiting files for Chapter 11 bankruptcy as oil prices hover at US$20
Whiting Petroleum Corp said on Wednesday it had started Chapter 11 bankruptcy proceeding amid a rout in crude oil prices that has seen fuel plunge to 18-year lows.