Patents Assigned to CFOAM LLC
  • Vitreous carbon aggregate for lightweight concrete
    Patent number: 11685690
    Abstract: A method for making a low cost, lightweight carbon aggregate from coal at, above, or below atmospheric pressure, and a lightweight concrete composition utilizing the lightweight carbon aggregate is described.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: June 27, 2023
    Assignee: CFOAM LLC
    Inventor: Rudolph A. Olson, III
  • Method for pore stabilized carbon foam
    Patent number: 11345598
    Abstract: A method for producing carbon foam utilizing a particulate pore stabilizer is described. The method provides for an increase in the uniformity of the pore structure and distribution of pores throughout the carbon foam, as well as an increase in volume of the resultant carbon foam. A pore stabilized carbon foam prepared by the method is also described.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: May 31, 2022
    Assignee: CFOAM LLC
    Inventors: Rudolph A. Olson, III, Chris Yurchick, Doug Amie, Bruce Hines