Enterprise Products Partners L.P. hopes to succeed where many others have failed to build a new pipeline to carry oil from North Dakota's booming Bakken oil fields to the nation's central oil storage facility in Cushing, Oklahoma. And key to the Houston company's Bakken-to-Cushing proposal, announced Thursday, is that the proposed 1,200-mile pipeline pass through Wyoming and Colorado, picking up crude oil pumped from the Powder River and Denver-Julesburg basins, on its way to the nation's central oil facility in Oklahoma.