| DII、esp@cenet、CA在科技查新专利检索中的应用 |
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| 引用本文： | 邓勇,张娴.DII、esp@cenet、CA在科技查新专利检索中的应用[J].图书情报工作,2004,48(7):82-85. |
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| 作者姓名： | 邓勇 张娴 |
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| 作者单位： | 中国科学院成都文献情报中心,成都,610041 |
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| 摘 要： | 详细分析德温特专利创新索引(DII)、欧洲专利系统(esp@cenet)、美国化学文摘(CA)3种检索工具对专利文献的报 道特征与检索功能;通过检索实例对3者应用于科技查新专利检索的优势与不足进行评析,并就具体应用方法提出相关建 议。
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| 关 键 词： | 德温特专利创新索引 欧洲专利系统 化学文摘 DII espacenet CA 科技查新 专利 |
| 修稿时间： | 2003年4月11日 |
The Application of DII, esp@ cenet, CA to Patent Documents Retrieval for Sci-tech Novelty Search |
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| Deng Yong Zhang Xian
Chengdu Library of Chinese Academy of Sciences,Chengdu.The Application of DII, esp@ cenet, CA to Patent Documents Retrieval for Sci-tech Novelty Search[J].Library and Information Service,2004,48(7):82-85. |
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| Authors: | Deng Yong Zhang Xian
Chengdu Library of Chinese Academy of Sciences Chengdu |
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| Institution: | Deng Yong Zhang Xian
Chengdu Library of Chinese Academy of Sciences,Chengdu 610041 |
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| Abstract: | The characters and functions of Derwent Innovations Index (DII) ,esp@cenet and CA in patent information reporting are compared and analyzed. The advantages and deficiencies of the three databases in patent documents retrieval are illustrated respective-ly. And related suggestions about their application to sci - tech novelty search are put forward. |
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| Keywords: | Derwent Innovation Index DII esp@ cenet ESP Chemical Abstracts CA Sci - tech novelty search patent |
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