金属构件残余应力无损检测专利技术综述

An Overview of Patent Technology for Non-destructive Testing of Residual Stress of Metal Components

文章对金属构件残余应力无损检测领域的专利申请进行了分析与统计,并对专利技术进行技术分解,获得国内外历年申请量、重要申请人分布,分析了国内的申请模式。我国在该领域可以做到自给自足,该领域在国内呈现一种高校主导型的状态,企业与高校之间的合作仍需加强。

This paper analyzes and statistics the patent applications in the field of nondestructive testing of residual stress of metal components, decomposes the patent technology, obtains the number of domestic and foreign applications and the distribution of important applicants, and analyzes the domestic application modes. China can achieve self-sufficiency in this field, which presents a university-led developmentstate in China, and the cooperation between enterprises and universities still needs to be strengthened.