Beijing
China
4
2014-01-02
The entities that hold a legal rights for patent applications filed by inventor Chen Beiyan:
Beiyan Chen from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Catalyst containing a modified Y-type zeolite and a preparation process thereof
#2 | 2012-11-22Catalyst and a method for cracking hydrocarbons
#3 | 2010-12-09CATALYST AND A METHOD FOR CRACKING HYDROCARBONS
#4 | 2008-12-18Catalyst and a Method for Cracking Hydrocarbons
596991 ⎘