Patents by Inventor Igor Konyashin

Igor Konyashin 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).

  • Hard metal, in particular for cutting stone, concrete, and asphalt
    Publication number: 20060093859
    Abstract: A hard metal of WC for tools for mechanical working of stone, concrete, and asphalt conatins 5 to 25% by weight of a binder based on Co or Co and Ni. The hard metal has a coercive field strength up to 17.0 kA/m, and the binder contains up to 30% of Fe. The hard metal has a magnetic saturation (? or 4??, in units of microtesla times cubic meter per kilogram, respectively) as a function of the Co proportion (X) in % by weight of the hard metal in a range of ?=0.11 X to ?=0.137 X or 4??=0.44 ? X to 4??=0.548 ? X.
    Type: Application
    Filed: July 10, 2003
    Publication date: May 4, 2006
    Inventors: Igor Konyashin, Roy Cooper, Bernd Ries