Hair Or Leather Patents (Class 508/218)
  • Patent number: 5565133
    Abstract: A concentrated slurry comprises a high molecular weight polymer, a carrier, a wetting agent, and dispersant. The slurry is characterized by its ability to reduce turbulent flow and skin friction thereby reducing drag of a vessel when the slurry is mixed with water and dispersed in a thin sheet along the surface of a vessel.
    Type: Grant
    Filed: February 16, 1973
    Date of Patent: October 15, 1996
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Robert F. Supcoe, Allan P. Evans