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周福宝

Patents

 一种防护井下煤层钻孔垮塌的系统

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Affilication of Author(s):安全工程学院

Disigner of the Invention:高峰,liuyingke,liuchun,肖翔,杨磊

Type of Patent:国内

State of Patent:专利授权

Application Number:201310138799.6

Number of Inventors:6

Service Invention or Not:no

Application Date:2013-04-22

Authorization Date:2015-01-14

First Author:周福宝