Patents Assigned to Oxford Advanced Technology Limited
  • Magnetic field generating system
    Patent number: 5101638
    Abstract: A magnetic field generating system comprises a magnetic field generator (1); and a cooling system (4) having at least one thermal shield (6) surrounding the magnetic field generator. The system further comprises a temperature monitor (14, 15) for monitoring the thermal shield temperature; and a heater (13) for selectively heating the thermal shield so as substantially to maintain the monitored temperature substantially constant.
    Type: Grant
    Filed: September 10, 1990
    Date of Patent: April 7, 1992
    Assignee: Oxford Advanced Technology Limited
    Inventor: Keith White
  • Cryostat assembly
    Patent number: RE33419
    Abstract: A cryostat assembly comprises at least one substantially heat insulating wall surrounding a cooled region for restricting heat flow into the cooled region. A refrigeration system is provided having a heat absorbing portion coupled with the wall to enable heat to transfer to the heat absorbing portion, the refrigeration system also have a heat evacuating portion to enable absorbed heat to be evacuated from the cryostat assembly.
    Type: Grant
    Filed: July 31, 1989
    Date of Patent: November 6, 1990
    Assignee: Oxford Advanced Technology Limited
    Inventor: Keith White