Patents by Inventor Chen Y. Yeh

Chen Y. Yeh 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 of treating zeolite
    Patent number: 7098161
    Abstract: A method for treating zeolite particles to remove organic templating agent therefrom is accomplished by calcining the zeolite particles in a fluidized-bed at a temperature of no more than about 600° C. for a period of time sufficient to remove at least about 50% of the organic templating agent.
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: August 29, 2006
    Assignee: ABB Lummus Global Inc.
    Inventors: Chen Y. Yeh, Xingtao Gao, William E. Cormier, Gary M. Pasquale