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Zhongqi Xu
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Shanghai, CN
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Patents Grants
last 30 patents
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Patent Grant
Process for purifying PPPBP
Patent number
7,884,220
Issue date
Feb 8, 2011
General Electric Company
Zhongqi Xu
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PROCESS FOR PURIFYING PPPBP
Publication number
20080234496
Publication date
Sep 25, 2008
GENERAL ELECTRIC COMPANY
Zhongqi Xu
C07 - ORGANIC CHEMISTRY