Intellectual Property India Publishes Patent Application for 'Air Separation Unit And Method For Cryogenic Separation Of Air Using A Distillation Column System Including An Intermediate Pressure Kettle Column' Filed by Praxair Technology, Inc.

MUMBAI, India, March 15 -- Intellectual Property India has published a patent application (202517015733 A) filed by Praxair Technology, Inc., Danbury, U.S.A., on Feb. 23, for 'air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column.'

Inventor(s) include Prosser, Neil, M.

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: "An air separation unit and associated method for separating air by cryogenic distillation using a distillation column system including a higher pressure column, a lower pressure column, an intermediate pressure kettle column, and...