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Patent applications and USPTO patent grants for Karna Narayana; Prasanna Rani.The latest application filed is for "process for the pre-treatment of vegetable oils for physical refining".
Patent | Date |
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Process for the pre-treatment of vegetable oils for physical refining Grant 7,494,676 - Chakrabarti , et al. February 24, 2 | 2009-02-24 |
Process for the pre-treatment of vegetable oils for physical refining App 20040005399 - Chakrabarti, Pradosh Prasad ;   et al. | 2004-01-08 |
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