Beijing
China
3
2017-04-20
The entities that hold a legal rights for patent applications filed by inventor CHEN Yunfa:
Yunfa CHEN from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Process and system for waste heat grading cyclic utilization and pollutant emission reduction of sintering flue gas
#2 | 2012-07-12Inorganic composite binders with high-temperature resistance
#3 | 2008-09-25Antioxidation coating for steel and antioxidation method using the same
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