Edge Petroleum Corp., Houston, (Nasdaq: EPEX) plans to acquire properties in Nueces County, Texas, from Anadarko Petroleum Corp., The Woodlands, Texas, (NYSE: APC) for $26 million in cash. The assets are also known as the Chapman Ranch Field, where Edge acquired approximately 50% nonoperated working interest in seven producing wells from three private companies last year. Edge will acquire an additional 44% to 50% in those same wells, as well as take over operatorship.