美国是世界上主要生产和消费铍及其制品的国家。本世纪三十年代就已正式建厂。现在,主要从事铍生产的厂家有布拉士——维尔曼公司(BWI)和凯维基铍工业公司(KBI),这两家的总产量约占西方总量的90％。1979年产品总销售额达到近1.5亿美元。 1970年以前,美国主要是依靠从巴西、阿根廷、印度、非洲一些国家进口绿柱石,进行铍冶炼和加工。自从1969年在 The United States is the world’s major producer and consumer of beryllium and its products. The thirties of this century has been officially set up factories. At present, Burex-Wilman (BWI) and KBI (KBI) are principally engaged in the production of beryllium, and their total output accounts for about 90% of the total in the west. Total product sales reached nearly 150 million U.S. dollars in 1979. Before 1970, the United States mainly imported beryl from beryllium for processing and processing beryllium from Brazil, Argentina, India and some African countries. Since 1969