Patents by Inventor Howard D. Perlmutter

Howard D. Perlmutter 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).

  • Process for the removal of NO.sub.x from a fluid stream
    Patent number: 5961844
    Abstract: A process is provided for removing the NO.sub.x from a fluid stream (e.g. a waste gas stream such as a flue gas stream produced during combustion). The process entails the contacting of the stream, prior to discharge into the atmosphere, with an aqueous alkaline solution containing an organic hydroperoxide such as cumenyl hydroperoxide or tert-butyl hydroperoxide. The solution has a pH of greater than 7 to about 14 which is provided by an alkali such as calcium hydroxide or calcium carbonate. The process is preferably carried out at a temperature of 50 to 95.degree. C.
    Type: Grant
    Filed: December 30, 1997
    Date of Patent: October 5, 1999
    Assignee: New Jersey Institute of Technology
    Inventors: Henry Shaw, Howard D. Perlmutter