American Institute of Mining,Metallurgical,and petroleum Engineers American Institute of Mining,Metallurgical,and Petroleum Engineers American Institute of Mining,Metallurgical and Petroleum Engineers American Insitute of Mining,Metallurgical and Petroleum Engineers American Institute of Mining,Metallurgical,and petroleumn Engineers,Metallurgical Society American Institute of Mining,Metallurgical,and Petroleum Engineers.Metallurgical Society American Institute of Mining,Metallurgical,and Petroleum Engineerings.Metallurgical Society American Insitute of Mining.Metallurgical,and Petroleum Engineer Metallurgical Society American Institute of Mining,Metallurgical,and petroleum Engineers.Institute of Metals Division American Institute of Mining,Metallurgical,and Petroleum Engineers.Society of Petroleum Engineers