Patents by Inventor Xian-Biao ZHENG

Xian-Biao ZHENG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • METHOD AND APPARATUS FOR CRYOGENIC AIR SEPARATION
    Publication number: 20230090158
    Abstract: The present disclosure provides a method for cryogenic air separation. In the method, part (b2) of the air (b) is compressed in warm booster (7), cooled in heat exchanger (2) and then divided in two, one part (c1) being compressed in a cold booster(9) driven by one turboexpander (11) in which the other part (c2) of air (c) is expanded, and another part of the feed air is not boosted but is expanded in another turboexpander (6) which drives the warm booster (7). The present disclosure also provides an apparatus for cryogenic air separation.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 23, 2023
    Inventors: Yong-Shun ZHANG, Alain BRIGLIA, Xian-Biao ZHENG