Patents by Inventor Frank J. Koller, Jr.

Frank J. Koller, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Low density fibrous sheet material
    Patent number: 4443262
    Abstract: Disclosed is a method of forming a low density fibrous composition that has utility as an insulation material. The method comprises first forming an aqueous mixture comprising fibers, an anionic detergent and a cationic guar gum derivative. Borax is then added to the mixture to thereby form a precipitate wherein the guar gum is deposited on the fibers. The precipitate is dried to form the low density fibrous composition.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: April 17, 1984
    Assignee: Armstrong World Industries, Inc.
    Inventors: Jay L. Piersol, Frank J. Koller, Jr.
  • Method of increasing the freeness of asbestos slurries
    Patent number: 4032392
    Abstract: This invention represents an improvement in the method for making beater-saturated products by forming a slurry of asbestos fibers in water, precipitating a synthetic, non-film forming, organic binder in particulate form on said fibers to form a slurry of coated fibers, draining the slurry of coated fibers and forming a product therefrom. The improvement in accordance with this invention comprises controlling the drainage time of the slurry of coated fibers by adding to such slurry a film-forming secondary binder.
    Type: Grant
    Filed: August 6, 1976
    Date of Patent: June 28, 1977
    Assignee: Armstrong Cork Company
    Inventor: Frank J. Koller, Jr.