	reef energy rfen enters pipeline agreement reef energy corp said its board entered into agreements with penteco corp a private tulsa based company to buy a pct interest in the general partnership of penteco east central pipeline and a pct interest in lincoln gas and marketing corp penteco east is a gas gathering and transmission system in southern kansas and northern oklahoma it said penteco in turn has purchased one mln shares of reef common and taken options for the purchase of another two mln shares over the next months reuter 
