Congqi Fang

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Salt resistant cement
- Patent number 9,556,076
- Issue date Jan 31, 2017
- EMPIRE TECHNOLOGY DEVELOPMENT LLC
- Congqi Fang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
SALT RESISTANT CEMENT
- Publication number 20150158774
- Publication date Jun 11, 2015
- EMPIRE TECHNOLOGY DEVELOPMENT LLC
- Congqi Fang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES