瑞典Sandvik公司硬质合金部拥有职工约14000人,硬质合金年生产能力超过3000吨,90％以上产品出口销售,是当前世界上最大的硬质合金制造厂商之一。本文追溯最近十年来Sandvik公司申请或获得专利权的技术发明。在这些发明中,特别引人注意的是涂层硬质合金及其基体处理技术。 Sweden Sandvik company has about 14000 employees cemented carbide, carbide annual production capacity of more than 3000 tons, more than 90% of export sales, is the world’s largest manufacturer of cemented carbide. This article traces the technological inventions that Sandvik filed for or acquired in the past decade. Of particular note in these inventions are coated cemented carbides and their matrix processing techniques.