1
Don Churchill Augenstein, John Rudiger Benemann, Ramin Yazdani: Landfill design and method for improved landfill gas capture. Institute for Environmental Management, Hugh McTavish, November 11, 2008: US07448828 (10 worldwide citation)

The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The method involves providing the landfill with an upper gas containment layer near the surface of the lan ...


2
Don Churchill Augenstein, John Rudiger Benemann, Ramin Yazdani: Landfill design and method for improved landfill gas capture. Institute for Environmental Management, Hugh McTavish, April 3, 2007: US07198433 (7 worldwide citation)

The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The method involves providing the landfill with an upper gas containment layer near the surface of the lan ...


3
Don Churchill Augenstein, John Rudiger Benemann, Ramin Yazdani: Landfill design and method for improved landfill gas capture. Institute for Environmental Management, McTavish Patent Firm, October 18, 2007: US20070243023-A1

The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The method involves providing the landfill with an upper gas containment layer near the surface of the lan ...


4
Don Churchill Augenstein, John Rudiger Benemann, Ramin Yazdani: Landfill design and method for improved landfill gas capture. Institute for Environmental Management, McTavish Patent Firm, February 16, 2006: US20060034664-A1

The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The method involves providing the landfill with an upper gas containment layer near the surface of the lan ...


5
Don C Augenstein, John R Benemann: Collection of landfill gas at variable rates to match temporal needs for energy generation. Institute for Environmental Management, Hugh Mctavish, Mctavish Patent Firm, May 28, 2009: US20090136298-A1

The invention involves a method of collecting biogas from a landfill with a variable rate of collection varied to match periods of greatest need for energy and greatest economic value of energy during a day. The variable collection rate is made possible by a landfill design that includes a gas perme ...


6
Augenstein Don Churchill, Benemann John Rudiger, Yazdani Ramin: Landfill design and method for improved landfill gas capture. Augenstein Don Churchill, Benemann John Rudiger, Yazdani Ramin, Institute For Environmental Management, MCTAVISH Hugh, January 26, 2006: WO/2006/010164

The invention provides an improved method of collecting biogas from a landfill that results in more complete collection of biogas produced in the landfill, and with less contamination with air. The method involves providing the landfill with an upper gas containment layer near the surface of the lan ...



Click the thumbnails below to visualize the patent trend.