Patents by Inventor Orjan Bernander

Orjan Bernander 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).

  • Control rod for nuclear reactors
    Patent number: 5225151
    Abstract: In a control rod for nuclear reactors with elongated channels for boron carbide or other neutron-absorbing material which swells upon neutron irradiation, the neutron-absorbing material (20a), in at least some of the channels (18b), is provided with projecting portions (20a') or arranged in a casing with portions projecting towards the channel walls. Further, the projecting portions are adapted to form between them and the channel walls unfilled spaces (40) for taking up swelling neutron-absorbing material.
    Type: Grant
    Filed: November 21, 1991
    Date of Patent: July 6, 1993
    Assignee: ABB Atom AB
    Inventors: Orjan Bernander, Sven Eriksson, Lars Hallstadius, Ulf Sundstrom