Peng Yihua

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Selenium covered basic copper chloride, its preparation method and...
- Patent number 8,518,466
- Issue date Aug 27, 2013
- Shenzhen Hazardous Waste Treatment Station Ltd.
- Changming Chen
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SELENIUM COVERED BASIC COPPER CHLORIDE, ITS PREPARATION METHOD AND...
- Publication number 20110223298
- Publication date Sep 15, 2011
- Changming Chen
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES