Patents by Inventor Seid H. Moosavian

Seid H. Moosavian 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).

  • Lactam purification
    Patent number: 4610768
    Abstract: A process for drying lactams to extremely low water contents is provided which comprises mixing the lactam with hydrocarbon distilling from the mixture a water/hydrocarbon vapor and or condensate, contacting said vapor or condensate with a drying agent to remove water and returning the dried distillate to the mixture to permit recycling process is capable of providing anionic polymerization grade lactam with a water content of less than about 50 ppm.
    Type: Grant
    Filed: December 2, 1985
    Date of Patent: September 9, 1986
    Assignee: The Firestone Tire & Rubber Company
    Inventor: Seid H. Moosavian