locomotive construction

There are more uses of air cooled heat exchangers, like the upstream production, refineries and petro-chemical facilities. It can also be employed on situations rich in temperature, high pressure, corrosive fluids and environments. Moreover, air coolers could possibly be equipped and found in oil and coal refineries; compressor stations for gas pipelines; subsurface gas storage facilities; plants producing polychlorvinyl, polyethylene, glass fiber, biplastic; caustic soda plants; by-product coke plants and ammonia transportation and handling plants. Between June 25 and 26, 1876, a combined force of Lakota and Northern Cheyenne led the United States 7th Cavalry in to a battle near the Little Bighorn River as to what was then the eastern edge of the Montana Territory. The engagement is well known by several names: the Battle of Greasy Grass, the Battle of Little Big Horn, and Custer's Last Stand. Perhaps the most well-known action from the Indian Wars, it was an extraordinary victory for Sitting Bull and the forces. They defeated a column of seven-hundred men led by George Armstrong Custer; five in the Seventh's companies were annihilated and Custer himself was killed within the engagement in addition to a couple of his brothers plus a brother-in-law. Known as the battle that left no white survivors, Little Big Horn has inspired over 1,000 pieces of art, including over 40 films. Here are four with the best...