Xueyi Liu

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Shanxi Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Slow and controlled-release polymeric fertilizer with multiple nutr...
- Patent number 7,753,984
- Issue date Jul 13, 2010
- Yaqing Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Slow and controlled-release polymeric fertilizer with multiple nutr...
- Publication number 20060260372
- Publication date Nov 23, 2006
- Yaqing Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...