Intellectual Property India Publishes Patent Application for 'Low Temperature Membrane Process For Biogas Upgrading' Filed by Air Products And Chemicals, Inc.

MUMBAI, India, March 15 -- Intellectual Property India has published a patent application (202414062320 A) filed by Air Products And Chemicals, Inc., Allentown, U.S.A., on Aug. 16, 2024, for 'low temperature membrane process for biogas upgrading.'

Inventor(s) include Matthew P. O'Brien; and Paul W. Kramer.

The application for the patent was published on March 14, under issue no. 11/2025.

According to the abstract released by the Intellectual Property India: "A method for separating a raw feed gas stream utilizes a compressor, a chiller, a membrane drying stage, and a plurality of membrane separation stages. The raw feed gas stream may comprise biogas. In one example, the raw feed gas stream is supplied to the chiller where it is cooled t...