Patents by Inventor Ismail Girgin

Ismail Girgin 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).

  • Lightweight, heat insulating, high mechanical strength shaped product and method of producing the same
    Patent number: 7354542
    Abstract: This invention relates to a process of a lightweight, heat insulating, high compressive strength, water insoluble material by heat treatment at temperatures between 650-950° C., possessing a low bulk density (from 300 to 800 kg/m3) and improved heat insulating capacity (?=0.07 to 0.25 W/m·deg.) when it has been used to form an article having a compressive strength of from 0.49 to 5.59 Mpa. The starting chemical composition comprising more than 90% by weight of either perlite, pumice or pumice related group of materials or mixture of them and an additive in quantities less than 10% by weight containing Na2O and B2O3.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: April 8, 2008
    Assignee: Nesteks Nevsehir Tekstil Sanayi Ve Ticaret A.S.
    Inventor: Ismail Girgin