ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,905, issued on May 12, was assigned to COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH (New Delhi) and ONGC Energy Centre Trust (OECT) (Delhi, India).
"Cryogenic process for crude helium recovery from natural gas" was invented by Sunil Kumar (Dehradun, India), Avinash S. Mhetre (Dehradun, India), Ojasvi Sharma (Dehradun, India), Swapnil Diveker (Dehradun, India), Soumen Dasgupta (Dehradun, India), Manoj Srivastava (Dehradun, India), Anjan Ray (Dehradun, India), Aarti Arya (Dehradun, India), Prasenjit Ghosh (Dehradun, India), Bharat S. Mendhe (Delhi, India) and Nammi Ramya (Delhi, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention ...