Steve Kirk was elevated to senior vice president and COO, in charge of both Lubrizol Additives (LZA) and Lubrizol Advanced Materials (LZAM) business segments.      Mr. Kirk was elected senior vice president of The Lubrizol Corporation and appointed president of Lubrizol Additives in April 2004. He joined Lubrizol in 1972 and served in a variety of roles in process engineering, sales, and sales management in several company facilities, including European headquarters in London, England. Mr. Ki...