Patents Assigned to K.D. Marine (UK) Limited
  • Underwater arc welding
    Patent number: 4654500
    Abstract: Portable welding apparatus for use in underwater arc welding comprising a housing through whose wall extends a welding gun. The housing has an aperture for fitment over an item to be welded to a structure and the housing has a gas inlet for evacuation of water from the housing in use.The apparatus preferably includes a rotatable housing portion on a fixed base so that welding can be performed around items which are contained wholly within the housing, thereby ensuring a dry environment for the well under water.
    Type: Grant
    Filed: September 12, 1985
    Date of Patent: March 31, 1987
    Assignee: K.D. Marine (UK) Limited
    Inventors: Richard B. Stiles, Arun J. Rathod