Basic Energy Services Inc., (NYSE: BAS) has acquired Woodward, Okla.-based Wildhorse Services Inc. and substantially all of the operating assets of Texas-based Eagle Frac Tank Rentals LP in two separate transactions for a total $19 million in cash. Wildhorse Services provides rental- and fishing-tool services to northwestern Oklahoma and the Texas Panhandle. The assets will be added to Basic's rental and fishing tool services division. The Eagle Frac Tank assets include 103 frac-tanks in the Permian Basin of West Texas. The fleet will be added to the company's existing fluid services truck and tank fleet in the Permian Basin.