Affilication of Author(s):机械工程学院
Disigner of the Invention:pengweili
Application Number:200920028103.3
Number of Inventors:2
Service Invention or Not:no
Application Date:2009-06-19
Zengcai Wang
Professor
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Patents
一种井下测压井上节流控制的深井注浆减压装置
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