Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Dalian Institute of Chemical Physics,Chinese Academy of Sciences
| Dalian Institute of Chemical Physics,Chinese Academy of Sciences Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100063336 | METHOD FOR PRODUCING LIGHT OLEFINS FROM METHANOL OR/AND DIMETHYL ETHER - The present invention provides a method for producing Lower olefin from the feed of methanol or/and dimethyl ether, characterized in that methanol or/and dimethyl ether are divided proportionally to be fed at 3 reaction zones; and the desired distribution of the olefin product is obtained by modulating the feeding ratio among the 3 reaction zones and the reaction conditions in each reaction zone. | 03-11-2010 |