Patents Assigned to Perry Ridge Landfill, Inc.
  • Portable system and method for processing waste to be placed in landfill
    Patent number: 10688542
    Abstract: A portable system and method for processing waste to be solidified and placed in an active cell of a landfill. A portable pugmill is moveable adjacent an active cell of a landfill; and portable devices, which may be mounted on sleds or trailers, may be used for feeding the pugmill with waste to be solidified into a landfill-ready state. The waste may be fed to the pugmill without the need for long-term waste storage devices, and avoiding substantial delays between discharge of the waste from trucks to the pugmill-feeding steps.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: June 23, 2020
    Assignee: Perry Ridge Landfill, Inc.
    Inventor: Kevin J. Coughlin
  • Portable system and method for processing waste to be placed in landfill
    Patent number: 10625316
    Abstract: A portable system and method for processing waste to be solidified and placed in an active cell of a landfill. A portable base frame for supporting a landfill waste enclosure such as a silo or pressurized vessel may be used. An improved slide gate for use with the silo, as well as an improved feed hopper for conveying landfill waste, are also disclosed.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: April 21, 2020
    Assignee: Perry Ridge Landfill, Inc.
    Inventor: Kevin J. Coughlin