Patents by Inventor Gregory C. Cekander

Gregory C. Cekander 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).

  • In-Situ Reclaimable Anaerobic Composter
    Publication number: 20120264198
    Abstract: An in-situ dry anaerobic composter containing 40% to 75% by weight solids and located in a section of ground including a pit having side walls and a bottom, an essentially impervious liner located in the pit such that the liner abuts the pit side walls and bottom to form a lined pit, a compostable material located in the lined pit and a gas management system for extracting a gaseous anaerobic decomposition product from the compostable material as well as methods for operating the anaerobic composter.
    Type: Application
    Filed: February 17, 2012
    Publication date: October 18, 2012
    Applicant: WASTE MANAGEMENT, INC.
    Inventors: Gary R. Hater, Roger B. Green, Christopher J. Pierce, Kevin Mieczkowski, Gregory C. Cekander
  • Methods for Inhibiting Hydrogen Sulfide Emissions from Waste Materials
    Publication number: 20120257929
    Abstract: Methods of remediating construction and demolition waste by collecting sulfur containing construction and demolition waste materials, adding a sulfur stabilizing agent to the construction and waste materials, admixing the sulfur containing construction and demolition waste materials and the sulfur stabilizing agent to form a sulfur stabilized construction and demolition waste material.
    Type: Application
    Filed: April 3, 2012
    Publication date: October 11, 2012
    Applicant: WASTE MANAGEMENT, INC.
    Inventors: Gary R. Hater, Gregory C. Cekander
  • In-Situ Reclaimable Anaerobic Composter
    Publication number: 20110045580
    Abstract: An in-situ dry anaerobic composter containing 40% to 75% by weight solids and located in a section of ground including a pit having side walls and a bottom, an essentially impervious liner located in the pit such that the liner abuts the pit side walls and bottom to form a lined pit, a compostable material located in the lined pit and a gas management system for extracting a gaseous anaerobic decomposition product from the compostable material as well as methods for operating the anaerobic composter.
    Type: Application
    Filed: February 16, 2010
    Publication date: February 24, 2011
    Inventors: Gary R. Hater, Roger B. Green, Christopher J. Pierce, Kevin M. Mieczkowski, Gregory C. Cekander