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周福宝

Patents

提高煤层瓦斯抽采浓度的二次封孔系统

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Affilication of Author(s):安全工程学院

Disigner of the Invention:胡胜勇,刘应科,刘春,王圣程,宋小林,宋国正

Note:胡胜勇,刘应科,刘春,王圣程,宋小林,宋国正

Type of Patent:国内

State of Patent:专利授权

Application Number:201110134852.6

Number of Inventors:7

Service Invention or Not:no

Application Date:2011-05-24

Authorization Date:2013-02-13

First Author:周福宝