MUMBAI, India, Aug. 22 -- Intellectual Property India has published a patent application (202517073125 A) filed by Praxair Technology, Inc., Danbury, U.S.A., on July 31, for 'system and method for densification of liquid oxygen.'
Inventor(s) include Kelly, Sean, M.; Kromer, Brian, R; and Potratz, Seth, A.
The application for the patent was published on Aug. 22, under issue no. 34/2025.
According to the abstract released by the Intellectual Property India: "A system and method for the production and supply of a densified, liquid oxidant to a space vehicle launch facility is provided. A stream of liquid oxygen taken from a co-located, liquid producing air separation unit is densified in a two refrigeration stage, integrated densification system. The first refrigeration stage is a nitrogen based reverse Brayton cycle refrigeration cycle that provides refrigeration to the second refrigeration stage. The second refrigeration stage is a helium and/or neon comprising refrigerant loop that densifies the liquid oxygen to a temperature between about 70 Kelvin and 57 Kelvin. The integrated densification system may also be configured to densify liquid methane or other propellants used in space vehicle launches."
The patent application was internationally filed on Jan. 03, 2024, under International application No.PCT/US2024/010126.
Disclaimer: Curated by HT Syndication.
