Patents by Inventor Von Richards

Von Richards 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).

  • Grain refinement in iron-based materials
    Patent number: 10465258
    Abstract: A process for manufacturing an iron-based alloy comprising forming targeted fine oxide and/or carbide dispersoids in a melt, and sequentially precipitating transition-metal nitrides on the dispersoids for heterogeneous nucleation of equiaxed grains. An iron-based cast alloy having a highly equiaxed fine grain structure.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: November 5, 2019
    Assignee: The Curators of the University of Missouri
    Inventors: Simon Lekakh, Von Richards, Ronald O'Malley, Jun Ge
  • GRAIN REFINEMENT IN IRON-BASED MATERIALS
    Publication number: 20180100208
    Abstract: A process for manufacturing an iron-based alloy comprising forming targeted fine oxide and/or carbide dispersoids in a melt, and sequentially precipitating transition-metal nitrides on the dispersoids for heterogeneous nucleation of equiaxed grains. An iron-based cast alloy having a highly equiaxed fine grain structure.
    Type: Application
    Filed: April 18, 2016
    Publication date: April 12, 2018
    Applicant: The Curators of the University of Missouri
    Inventors: Simon Lekakh, Von Richards, Ronald O'Malley, Jun Ge