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核電用鋼專利技術(shù)研發(fā)現(xiàn)狀及發(fā)展趨勢

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摘 要:以1990-2020年間全世界范圍內(nèi)公開的核電用鋼專利技術(shù)為研究對象,運用專利信息分析方法對數(shù)據(jù)進行整理及全面、深入地分析,包括全球?qū)@F(xiàn)狀分析、中國專利現(xiàn)狀分析以及重點專利挖掘三部分內(nèi)容,概述了核電用鋼專利申請趨勢、專利分布、專利技術(shù)研發(fā)趨勢。

關(guān)鍵詞:核電用鋼;專利技術(shù);研發(fā)

RESEARCH STATUS ANALYSIS AND DEVELOPMENT TENDENCY OF PATENT TECHNOLOGY OF NUCLEAR POWER STEEL

Li Xia    Cui Dongwei    Geng Xu

(State Key Laboratory of Materials for Marine Equipment and Application    Anshan    114009, China;

2. Ansteel Iron & Steel Research Institues    Anshan    114009, China)

Abstract:Taking the patent technology of nuclear power steel published in the world from 1990 to 2020 as the research object, This paper uses patent information analysis method to sort out and analyze the data comprehensively and deeply, including three parts: global patent status analysis, Chinese patent status analysis and key patent mining, summarizes the patent application trend, patent distribution, patent technology and trend, the direction of main manufacturing enterprises.

Key words:Nuclear power steel; Patented technology; research and development

1    全球?qū)@夹g(shù)公開概況

1.1    全球?qū)@夹g(shù)公開趨勢

通過對核電用鋼相關(guān)專利技術(shù)進行檢索,在所收集到的數(shù)據(jù)基礎(chǔ)上進行數(shù)據(jù)清洗、篩選,共得到相關(guān)專利族651項,專利申請文件1 349件,公開專利文本1 996件。(剩余2764字)

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