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Method Using Artificial Freezing Technique for Sealed and Displacement of Soil Pollutant.
Release time:2021-07-17  Hits:

School Sign:中国矿业大学
Type of Patent:PCT or foreign applications
State of Patent:Authorized patents
Authorization number:Canada Patent Number: 3,045,862.
Service Invention or Not:no
Authorization Date:2020-08-14

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