* Enterprise Products Partners L.P. (NYSE: EPD ) and Oiltanking Partners, L.P. (NYSE: OILT) announced today that Enterprise and Oiltanking Partners have entered into a merger agreement. Under the terms of the merger agreement, Oiltanking Partners would merge with a subsidiary of Enterprise in a unit-for-unit exchange. Unitholders of Oiltanking Partners (other than Enterprise and its subsidiaries) would receive 1.3 Enterprise common units for each Oiltanking Partners common unit. This exchange ratio represents a 5.6 percent premium to Oiltanking Partners unitholders based on the respective closing prices for Enterprise and Oiltanking Partners common units on September 30, 2014, the