Patents Assigned to Bradford University
  • Tamoxifen and analogues thereof
    Patent number: 6172263
    Abstract: A method of preparing a first geometric isomer of tamoxifen or an analogue comprises allowing the first isomer to crystallize in hexanol and the product thereof to crystallize in methanol and then derivatising the product of the methanol crystallization to prepare said first isomer in very high purity.
    Type: Grant
    Filed: July 20, 1998
    Date of Patent: January 9, 2001
    Assignee: Bradford University
    Inventors: John Double, Derek Maitland, Ioana Popa
  • Resolution of emulsions
    Patent number: 5580464
    Abstract: A method and apparatus for separating the components of an emulsion comprising an electrically conductive component dispersed in a continuous phase of a substantially electrically insulating component, for instance, a water-in-oil emulsion. The method includes the steps of introducing bubbles of an electrically insulating gas into the emulsion, whilst simultaneously applying an electric or electrostatic field across the emulsion.
    Type: Grant
    Filed: October 18, 1994
    Date of Patent: December 3, 1996
    Assignee: Bradford University
    Inventor: Philip J. Bailes