Fuqing
China
2
2019-03-21
The entities that hold a legal rights for patent applications filed by inventor CHEN Jiwei:
Jiwei CHEN from Fuqing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Preparation method for directly synthesizing titanium dioxide from titanium-rich organic phase prepared from ilmenite
#2 | 2017-09-28Method for preparing pearlescent pigment from ilmenite hydrochloric acid acidolysis solution by co-extraction
1994536 ⎘