Patents Assigned to Cherokee Industries, Inc.
  • Preservation of wood
    Patent number: 4433031
    Abstract: Wood is preserved with a water-based treating solution containing a halogenated phenol wood preservative such as pentachlorophenol, a phenolic resin prepolymer such as a phenol formaldehyde prepolymer, and a coupling or solubilizing agent for enhancing the water compatibility of the various ingredients. The treatment is carried out by exposing the wood, while submerged in the treating solution, so one or more cycles of reduced pressure (i.e. vacuum) and elevated pressure.
    Type: Grant
    Filed: May 5, 1983
    Date of Patent: February 21, 1984
    Assignee: Cherokee Industries, Inc.
    Inventor: William R. Allen, Sr.
  • Preservation of wood
    Patent number: 4399195
    Abstract: Wood is preserved with a water-based treating solution containing a halogenated phenol wood preservative such as pentachlorphenol, a phenolic resin prepolymer such as a phenol formaldehyde prepolymer, and a coupling or solubilizing agent for enhancing the water compatibility of the various ingredients. The treatment is carried out by exposing the wood, while submerged in the treating solution, so one or more cycles of reduced pressure (i.e. vacuum) and elevated pressure.
    Type: Grant
    Filed: August 24, 1981
    Date of Patent: August 16, 1983
    Assignee: Cherokee Industries, Inc.
    Inventor: William R. Allen, Sr.