Release Time:2021-07-06 |
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李树忱
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Gender:Male
Patents
一种富水砂卵地层盾构渣土改良外加剂及其制备方法
Institution:齐鲁交通学院
Type of Patent:Invent
Application Number:202010535401.2
Number of Inventors:1
Service Invention or Not:No
Application Date:2020-06-12
Publication Date:2021-06-15
Authorization Date:2021-06-15