Sridhar Gopalkirshnan

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Woodhaven, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Additive composition for oil well cementing formulations
- Patent number 5,258,072
- Issue date Nov 2, 1993
- BASF Corporation
- Sridhar Gopalkirshnan
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES