Patents Examined by Amalia Santigo
  • Product recovery tube assembly
    Patent number: 5322670
    Abstract: A product withdrawal tube for use in a fluidized bed reactor is disclosed. The tube features a plurality of elongated tubular segments which are fitted together to obtain flexible and sealing engagement between the segments whereby the tube is durable despite the vibrations and shocks experienced by it due to the operation of the fluidized bed reactor.
    Type: Grant
    Filed: October 20, 1992
    Date of Patent: June 21, 1994
    Assignee: Ethyl Corporation
    Inventors: Jameel Ibrahim, Robert E. Farritor