摘要
基于DWPI和CPRSABS数据库,对压裂滑套相关专利进行了数据分析,并对其技术演进、申请趋势、区域分布、申请人分布等进行了数据分析,归纳出了该领域的热点技术、重要申请人和核心专利。
Based on DWPI and CPRSABS database,the data of patents related to fracturing sliding sleeve are analyzed,and the technology evolution,application trend,regional distribution,applicant distribution,etc.are analyzed,and the hot technologies,important applicants and core patents in this field are summarized.
出处
《科技创新与应用》
2020年第20期19-20,共2页
Technology Innovation and Application
关键词
压裂滑套
核心专利
发展趋势
fracturing sliding sleeve
core patent
development trend
