Mealey's (June 18, 2015, 10:17 AM EDT) -- PITTSBURGH — The Ohio Valley Energy Systems Corp. (OVESC), which sued a hydraulic fracturing company regarding a dispute of mineral rights, on March 23 filed a brief in Pennsylvania federal court arguing that the fracking company’s counterclaim should be dismissed because the counterclaim is barred as a result of the company’s breach of contract and failure to comply with obligations of good faith and fair dealing (Ohio Valley Energy Systems Corporation v. DL Resources Inc., No. 15-29, W.D. Pa.)....