Youssef Elmarsafawi

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Al-Khobar, MY

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Patents Grantslast 30 patents

Information Patent Grant
Cementing compositions and application thereof to cementing oil wel...
- Patent number 7,470,321
- Issue date Dec 30, 2008
- Schlumberger Technology Corporation
- Keng Seng Chan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Cementing compositions and application thereof to cementing oil wel...
- Publication number 20060169179
- Publication date Aug 3, 2006
- Keng Seng Chan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...