Guoxing Zhao

Follow

Person

Changchun, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Device and method for online preparation of modified polylactic aci...
- Patent number 11,130,259
- Issue date Sep 28, 2021
- COFCO (jilin) Bio-Chemical Technology Co., Ltd
- Yi Tong
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polylactic acid polymerization reaction apparatus and system
- Patent number 11,110,427
- Issue date Sep 7, 2021
- COFCO (jilin) Bio-Chemical Technology Co., Ltd
- Yi Tong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL