摘要
本文基于在DWPI数据库中的检索结果,并结合SIPOABS及CNABS数据库统计分析了燃气轮机火焰筒主动冷却技术的专利申请的分布情况和发展趋势,通过技术发展路线及核心专利的研究,初步理清了燃气轮机火焰筒主动冷却技术发展脉络。
Based on the search results in the DWPI database,this paper combines the SIPOABS and CNABS databases to statistically analyze the distribution and development trend of patent applications for gas turbine flame tube active cooling technology.Through the research of technology development route and core patents,the development of active cooling technology for gas turbine flame tube was preliminarily clarified.
作者
魏琰
WEI Yan(Patent Examination Cooperation Sichuan Center of the Patent Office,CNIPA,Chengdu Sichuan 610213)
出处
《河南科技》
2019年第21期56-58,共3页
Henan Science and Technology
关键词
火焰筒
冷却
Flame tube
cooling
