Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Assignees
Luoyang Weida Petrochemical Engineering Co., Ltd.
2 patents in portfolio
US12312287
utility
2025
Method and Device Thereof for Improving Selectivity of Oxygenate Conversion to Low-carbon Olefin
0 cites
US12311348
utility
2025
Catalyst Pre-hydrocarbon Pooling Method and Device Therefor
0 cites