Patents/Inventors

Na Chang

Xi'anCN2 patents

3 Patents

US119446602024
Topical Traditional Chinese Medicine (TCM) Composition and Topical Preparation for Cervical Disease, and Preparation Methods Thereof
0 cites
US118789212024
Nanofiltration Membrane for Treating Printing and Dyeing Wastewater and Its Preparation Method
Zhejiang Jinmo Environmental Technology Co., Ltd
0 cites
US118020682023
Preparation Method for Recycling Inorganic Salt in Printing and Dyeing Wastewater
Zhejiang Jinmo Environmental Technology Co., Ltd
0 cites