Qiaoxi FENG

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Chongqing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Intelligent module pipeline, intelligent module helical pipeline wi...
- Patent number 11,446,857
- Issue date Sep 20, 2022
- Li Li
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INTELLIGENT MODULE PIPELINE, INTELLIGENT MODULE HELICAL PIPELINE WI...
- Publication number 20210129414
- Publication date May 6, 2021
- Li LI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL