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| 2017, Vol. 35(3): 216-221 DOI: 10.3969/j.issn.1674-8530.16.0012 | ||
| Worldwide technical analysis on multistage centrifugal pump based on patent map | ||
| LU Zhanxiong1, LIU Qiong2, WANG Kai1, CHEN Kun3 | ||
| 1. National Research Center of Pumps, Jiangsu University, Zhenjiang, Jiangsu 212013, China; 2.Library, Jiangsu University, Zhenjiang, Jiangsu 212013, China; 3.Ningbo Jushen Pumps Industry Co. Ltd., Ningbo, Zhejiang 315135, China | ||
| Received 2016-01-14 Revised 2017-03-09 | ||
| Supporting info | ||
| null | ||
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