Assignee
ZHONGWEI SHANGHAI ENERGY TECH CO LTD
CN·4 granted patents·2 citations·filing 2016–2017
Top patents by PatentIndex Score
4 records- 0166US10711587B2Oxidizing agent injection equipment for underground coal gasification process and application thereofZHONGWEI SHANGHAI ENERGY TECH CO LTD·Filed 2016·Granted Jul 14, 2020·2 cites·15 claims
- 0234US11066916B2Nozzle and injection device for use in underground coal gasification process and method for operating injection deviceZHONGWEI SHANGHAI ENERGY TECH CO LTD·Filed 2017·Granted Jul 20, 2021·0 cites·20 claims
- 0333US11021943B2Ignition device for underground coal gasification process, and applications thereofZHONGWEI SHANGHAI ENERGY TECH CO LTD·Filed 2016·Granted Jun 1, 2021·0 cites·8 claims
- 0432US10975678B2Production well apparatus for underground coal gasification and use thereofZHONGWEI SHANGHAI ENERGY TECH CO LTD·Filed 2016·Granted Apr 13, 2021·0 cites·18 claims
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