Patents by Inventor Isac Sheinkop

Isac Sheinkop 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).

  • Viscosity control in the manufacture of mineral fibers
    Patent number: 4812151
    Abstract: A method for manufacturing mineral fibers comprises forming mineral fibers from molten mineral material, continuously discharging an auxiliary stream of molten mineral material, continuously measuring the temperature and the mass flow rate of the auxiliary stream, calculating the viscosity of the material using the measured mass flow rate and modifying a process parameter in response to the measured temperature and calculated viscosity of the auxiliary stream.
    Type: Grant
    Filed: April 8, 1988
    Date of Patent: March 14, 1989
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Isac Sheinkop, Eugene C. Varrasso