Patents by Inventor Miltcho A. Natov

Miltcho A. Natov 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).

  • Polyvinyl chloride composition
    Patent number: 4594372
    Abstract: The invention relates to an improved polyvinyl chloride composition useful in the construction and furniture industries, and particularly for the manufacture of furniture slaps and profiles.The present invention eliminates that activation of the wood meal ingredient with an aqueous solution of resol phenol formaldehyde resin, thereby eliminating a second drying step known to cause defects in the final product, due to gas evolution. In addition, the present invention represents an improvement in appearance and mechanical strength.
    Type: Grant
    Filed: August 27, 1984
    Date of Patent: June 10, 1986
    Assignee: Vish Chimiko-Technologitcheski Institute
    Inventors: Miltcho A. Natov, Stefanka V. Vassileva, Hristo B. Kotchev, Zvetan S. Djagarov, Nikola N. Popov