Patents Assigned to Denbesten Enterprises, Inc.
  • Stabilization of pre-existing landfills
    Patent number: 5415496
    Abstract: Landfill waste is transferred to a controlled composting plant where it is aerated, moistened and mixed to enhance and accelerate the composting of the landfill which is then returned to the landfill. When the existing landfill is unlined the returned composted landfill material is placed on a liner which is progressively expanded as the composting process is continued.
    Type: Grant
    Filed: March 12, 1991
    Date of Patent: May 16, 1995
    Assignee: Denbesten Enterprises, Inc.
    Inventor: Leroy E. DenBesten
  • In place stabilization of pre-existing landfills
    Patent number: 5362181
    Abstract: A process is disclosed for the reduction of landfill material and biodegradable refuse which comprises the aeration and wetting of the refuse to facilitate anaerobic decomposition processes. Aeration is achieved by mixing and agitating the refuse.
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: November 8, 1994
    Assignee: Denbesten Enterprises, Inc.
    Inventor: Leroy DenBesten