(August 10, 2015, 10:04 AM EDT) -- COLUMBUS, Ohio — A hydraulic fracturing company engaged in a contract dispute with a drilling company related to their respective liabilities in an underlying groundwater contamination lawsuit on July 15 filed a brief in Ohio federal court, contending that the drilling company is not entitled to a taxation of costs (Warren Drilling Company v. Equitable Production Company, No. 12-00425, S.D. Ohio)....