Patents
一种覆膜式液氮冻结装置
- Affilication of Author(s):中国矿业大学深地工程智能建造与健康运维全国重点实验室
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201310267302.0
- Number of Inventors:1
- Service Invention or Not:no
- Application Date:2013-06-30
- Authorization Date:2015-11-11
- First Author:songlei
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