PAPER Topics

Start of Term Paper
Purifying pig iron produces steel, to get rid of the many impurities during smelting. I am going to explain how this is done, and the uses of steel produced in four furnaces. BASSEMER CONVERTER This was made in England. Molten pig iron was cha ....

Middle of Term Paper
... in. The blast of the air is turned up; the converter turned up to the vertical position. The air now is blowing through the metal in small streams. Modern improvements in steelmaking have come from the use of oxygen gas instead of air to burn the impurities in molten iron. OPEN HEARTH FURNACE Siemens brothers in the middle of the nineteenth century made this method in the country of England. This instrument supplies Three quarters of the world steel. The metal in the furnace is contained in a shallow bath, which is surrounded by walls and a roof of brick for fire. Moving doors are which raw materials a crane that is a mobile insert ...