Patents Assigned to Pro-Strength, Inc.
  • Composition for removing hard-water build-up
    Patent number: 4581042
    Abstract: A composition for a hard-water build-up remover that comprises an abrasive, an acid, a surfactant, a suspending material and water; and a method for producing said composition that comprises pouring hot water into a mixing tank and slowly adding the suspending material; allowing the water and suspending material to mix for one hour, then adding the acid, the abrasive and the surfactant into the mixing tank.
    Type: Grant
    Filed: June 22, 1984
    Date of Patent: April 8, 1986
    Assignee: Pro-Strength, Inc.
    Inventor: George A. Willmore