US10221149: An improved fast and selective process for the preparation of ?-valerolactone by catalytic hydrogenation of levulinic acid using ru-based catalysts

Filing Date: 10-04-2017

Issue Date: 05-03-2019

Applicant: CSIR-Central Salt and Marine Chemicals Research Institute (CSIR-CSMCRI), Bhavnagar

Patent No: US10221149

Application No: 15/518217

Inventor(s): Kannan Srinivasan, Sreedhar Gundekari

Country: United States of America