Patents Examined by Kaplan: Morris
  • Vapor deposition apparatus
    Patent number: 3933122
    Abstract: An apparatus for use in a process for imparting flame retardance to cellulose containing materials which comprises an enclosed chamber having means for introducing a treating gas into the chamber and maintaining the gas in a treatment chamber where it is in contact with a cellulosic textile material which has been introduced into the chamber and is passed therethrough. The chamber is readily adaptable to high speed commercial textile processing machinery.
    Type: Grant
    Filed: August 1, 1974
    Date of Patent: January 20, 1976
    Assignee: Hooker Chemicals & Plastics Corporation
    Inventor: George M. Wagner