Assignee: Casella Waste Systems, Inc.

Location: Rutland, VT
No. of patents: 19

Number	Title	Issue Date
8020767	Systems and methods for monitoring a quantity of waste in a waste transfer station environment Systems and methods are provided for monitoring a quantity of waste in a waste transfer station environment. Embodiments of the invention maintain a running total of waste deposited within the waste transfer station by automating the process of recording the weights...	09/20/2011
8002498	Systems and methods for underground storage of biogas Systems and methods for producing purified biogas are disclosed. In one embodiment of the invention, a method includes collecting biogas from a landfill, transporting the biogas to a first well, injecting the biogas into the first well, and pressurizing the first we...	08/23/2011
7994909	Systems and methods for identifying and collecting banned waste Systems and methods for authorizing a waste item to be removed from a site. In one embodiment, a waste collection vehicle includes a reader configured to obtain identification information from an identification tag associated with the waste item. A transceiver assoc...	08/09/2011
7955419	System and method for treating landfill gas using landfill leachate Embodiments of the present invention are directed to systems and methods for treating landfill gas using landfill leachate. In one embodiment of the present invention, a method includes receiving landfill leachate from at least one of a plurality of sources, and pre...	06/07/2011
7918343	Systems and methods for glass recycling at a beneficiator The invention provides systems and methods for obtaining recycled mixed cullet at a beneficiator. The recycled mixed cullet can be used by glass plants to make new glass articles, such as beverage bottles. ...	04/05/2011
7905987	Paper sludge processing for animal bedding A method for making an animal bedding fiber product, the method includes providing fiber from paper sludge, formulating the fiber in a mixture including a first desiccant agent including ash, so as to form a friable aggregate. Further, a fiber product including at l...	03/15/2011
7870042	Systems and methods for identifying banned waste in a municipal solid waste environment System and methods for identifying waste items in a waste management environment includes reading data from a plurality of identifiers that are attached to waste items. The read data is compared with reference data stored in one or more data repositories. If a match...	01/11/2011
7757863	Systems and methods for glass recycling at a beneficiator and/or a material recovery facility Embodiments of the present invention provide systems and methods for obtaining recycled mixed cullet at a beneficiator and/or a material recovery facility (MRF). The composition of the cullet, or portions thereof, can be certified for use by a party other than the b...	07/20/2010
7722289	Systems and methods for underground storage of biogas Systems and methods for producing purified biogas are disclosed. In one embodiment of the invention, a method includes collecting biogas from a landfill, transporting the biogas to a first well, injecting the biogas into the first well, and pressurizing the first we...	05/25/2010
7696874	Methods and systems for monitoring groups of items, elements, and/or products using radio frequency identification Methods and systems for monitoring one or more products by grouping the products into lots are described. Methods and systems of the present invention provide significant benefits over adding an RFID tag to represent and monitor a group of products. For example, the...	04/13/2010
7611018	Systems and methods for sorting recyclables at a material recovery facility Systems and methods for providing a quantity of cullet having at least two colors of glass from an input stream of recyclable material and non-recyclable material. In an embodiment, the system includes a sortation station, a screening apparatus, an air classifier, a...	11/03/2009
7561045	Systems and methods for indicating a quality of grouped items Systems and methods for determining a relative quantity of recyclable items, wherein the calculation is determined based on a total number of items. In one embodiment of the present invention, a computer-implemented method includes reading an identifier respectively...	07/14/2009
7511611	Systems for and methods of asset management in a waste management service environment One embodiment of the present invention includes an identification mechanism, such as a radio frequency identification (RFID) tag or barcode, associated with a waste container. The identification mechanism contains an identifier that can be used to identify the wast...	03/31/2009
7501951	Systems and methods for identifying and collecting banned waste Systems and methods for authorizing a waste item to be removed from a site are disclosed. In one embodiment, a waste collection vehicle includes a reader configured to obtain identification information from an identification tag associated with the waste item. A tra...	03/10/2009
7422393	Aerobic and anaerobic waste management systems and methods for landfills Embodiments of the invention provide systems and methods for creating, managing and staging aerobic and/or anaerobic landfills. Embodiments of the invention provide systems and methods for collecting liquids from and recirculating liquids into landfills and systems ...	09/09/2008
7341156	Systems and methods for sorting, collecting data pertaining to and certifying recyclables at a material recovery facility Systems and methods for collecting data pertaining to glass, plastic and/or paper composition within an input stream that includes recyclable material. The data collected can pertain, for example, to the weight and/or volume of the glass, plastic and/or paper within...	03/11/2008
7302407	Method, system and computer readable medium for brokering the purchase and sale of glass cullet Embodiments of the invention provide systems and methods for brokering the purchase and/or sale of mixed-color glass and/or cullet, optionally over a computer network. In one embodiment, the broker facilitates the purchase and/or sale of three color mixed cullet bet...	11/27/2007
7264124	Systems and methods for sorting recyclables at a material recovery facility Systems and methods for providing a quantity of cullet having at least two colors of glass from an input stream of recyclable material and non-recyclable material. In an embodiment, the system includes a sortation station, a screening apparatus, an air classifier, a...	09/04/2007
7168888	Aerobic and anaerobic waste management systems and methods for landfills The invention provides systems and methods for creating, managing and staging aerobic and/or anaerobic landfills. The invention provides systems and methods for collecting liquids from and recirculating liquids into landfills and systems and methods for collecting g...	01/30/2007

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Assignee: Casella Waste Systems, Inc.