Shang Ying Liu

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Compositions and methods for making aqueous slurry
- Patent number 9,932,514
- Issue date Apr 3, 2018
- Kewei Zhang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITIONS AND METHODS FOR MAKING AQUEOUS SLURRY
- Publication number 20150307772
- Publication date Oct 29, 2015
- Trican Well Service Ltd.
- Kewei Zhang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...