摘要
近两百年来,盾构技术经历了突破性、颠覆性的发展,而在日益重视开发利用地下空间的今天,盾构机作为当今世界上最先进的隧道掘进超大型专用设备,具有十分广阔的市场前景。本文针对盾构技术在世界范围的专利技术进行整体态势分析,包括专利申请年度分析、申请人国别/地区分布、技术领域分布等,以期从宏观上对盾构技术进行整体、全面地梳理。
In recent two hundred years, shield technology has gone through a breakthrough and subversive development. Nowadays, as the development and utilization of underground space is increasingly emphasized, shield machine as the most advanced super large special equipment in the world has wide market prospects. In this paper, the overall situation analysis of shield technology in the world is carried out, including annual application of patent application, applicant country/area distribution, and technology field distribution, in order to make an overall and comprehensive combing of the shield technology from the macro level.
出处
《中国发明与专利》
2018年第2期74-77,共4页
China Invention & Patent
关键词
盾构
隧道
专利分析
shield
tunnel
patent analysis
