Ramakrishna Ravikiran

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Centennial, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Surfactants for enhanced oil recovery
- Patent number 10,435,618
- Issue date Oct 8, 2019
- Stepan Company
- Ramakrishna Ravikiran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Surfactants for enhanced oil recovery
- Patent number 9,567,512
- Issue date Feb 14, 2017
- Stepan Company
- Ramakrishna Ravikiran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Sulfonated internal olefin surfactant for enhanced oil recovery
- Patent number 8,403,044
- Issue date Mar 26, 2013
- Stepan Company
- John C. Hutchison
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20170114270
- Publication date Apr 27, 2017
- Stepan Company
- Ramakrishna Ravikiran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SURFACTANTS FOR ENHANCED OIL RECOVERY
- Publication number 20140073541
- Publication date Mar 13, 2014
- Stepan Company
- Ramakrishna Ravikiran
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Sulfonated internal olefin surfactant for enhanced oil recovery
- Publication number 20100282467
- Publication date Nov 11, 2010
- Stepan Company
- John C. Hutchison
- C07 - ORGANIC CHEMISTRY