Beijing
China
6
2014-04-17
The entities that hold a legal rights for patent applications filed by inventor DING RANFENG:
RANFENG DING from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Device of producing low-sulfur high-octane-number gasoline with low cost and method thereof
#2 | 2011-01-13Naphtha productive aromatic hydrocarbon reforming system and method thereof
#3 | 2010-12-30System for preparing high-quality gasoline through component oil refining hydrocarbon recombination hydrogenation and method thereof
#4 | 2010-09-30System for producing high quality gasoline by catalytic hydrocarbon recombination
#5 | 2010-09-23System and process for producing high quality gasoline by catalytic hydrocarbon recombination
#6 | 2007-08-02Method for recombining catalytic hydrocarbons
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