Patents by Inventor Eira Johansson

Eira Johansson 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).

  • Method for recovering polymer and apparatus therefor
    Patent number: 8916660
    Abstract: Process and apparatus for recovering polymer from a gas phase reactor having a distribution plate via an outlet vessel comprising at least one apparatus for the breakup of polymeric agglomerates, the apparatus further comprising a feed pipe connecting the gas phase reactor and the outlet vessel a return gas line connecting the gas phase reactor and the outlet vessel, means for varying the flow rate through the return gas line from the outlet vessel to the gas phase reactor, and means for varying the outlet rate of polymer product from the outlet vessel.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: December 23, 2014
    Assignee: Borealis AG
    Inventors: Klaus Nyfors, Jari Aarila, Jari Hatonen, Henrik Andtsjo, Eira Johansson, Mikko Lylykangas
  • METHOD FOR RECOVERING POLYMER AND APPARATUS THEREFOR
    Publication number: 20140171611
    Abstract: Process and apparatus for recovering polymer from a a gas phase reactor having a distribution plate via an outlet vessel comprising at least one apparatus for the breakup of polymeric agglomerates, the apparatus further comprising a feed pipe connecting the gas phase reactor and the outlet vessel a return gas line connecting the gas phase reactor and the outlet vessel, means for varying the flow rate through the return gas line from the outlet vessel to the gas phase reactor, and means for varying the outlet rate of polymer product from the outlet vessel.
    Type: Application
    Filed: November 16, 2012
    Publication date: June 19, 2014
    Applicant: BOREALIS AG
    Inventors: Klaus Nyfors, Jari Aarila, Jari Hatonen, Henrik Andtsjo, Eira Johansson, Mikko Lylykangas