ALAMINOS CANYON BLOCK 857, GULF OF MEXICO (AP) - Two hundred miles off the coast of Texas, ribbons of pipe are reaching for oil and natural gas deeper below the ocean's surface than ever before.These pipes, which run nearly two miles deep, are connected to a floating platform that is so remote Shell named it Perdido, which means "lost" in Spanish. What attracted Shell to this location is a geologic formation found throughout the Gulf of Mexico that may contain enough oil to satisfy U.S. demand for two years.While Perdido is isolated, it isn't alone. Across the Gulf, energy companies …