Kaushal Kishore Tiwari

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Dhanbad, IN

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of diphenic acid
- Patent number 7,589,230
- Issue date Sep 15, 2009
- Council of Scientific and Industrial Research
- Kaushal Kishore Tiwari
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
System and a process for obtaining high purity phenanthrene from ph...
- Patent number 7,481,908
- Issue date Jan 27, 2009
- Council of Scientific and Industrial Research
- Kaushal Kishore Tiwari
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Process for the preparation of diphenic acid
- Publication number 20040186317
- Publication date Sep 23, 2004
- Council of Scientific and Industrial Research
- Kaushal Kishore Tiwari
- C07 - ORGANIC CHEMISTRY
Information Patent Application
System and a process for obtaining high purity phenanthrene from ph...
- Publication number 20030183499
- Publication date Oct 2, 2003
- Kaushal Kishore Tiwari
- C07 - ORGANIC CHEMISTRY