Patents by Inventor David F. Orlowski

David F. Orlowski 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).

  • Purification of nitrogen trifluoride
    Patent number: 7384618
    Abstract: A process and system for adsorption purification of NF3 wherein a crude product containing NF3 and impurities such as CF4 is brought into contact with a polyacrylonitrile-based carbon molecular sieve so that at least a portion of one or more impurities are adsorbed by the sieve without a significant adsorption of the NF3.
    Type: Grant
    Filed: April 7, 2005
    Date of Patent: June 10, 2008
    Assignee: Honeywell International Inc.
    Inventors: Rajiv R. Singh, Martin R. Paonessa, Matthew H. Luly, David F. Orlowski