Patents Assigned to Doosan Babcock Energy Limited
  • Compound pipe
    Patent number: 7578315
    Abstract: A compound pipe for conveying fluid comprising an inner pipe positioned within an outer pipe such that the walls of the inner pipe and outer pipe define a gap. The compound pipe further including an insulating material for insulating the inner pipe from the outer pipe, the insulating material and outer pipe defining a fluid channel.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: August 25, 2009
    Assignee: Doosan Babcock Energy Limited
    Inventor: Alexander Bruce Wilson