1
Joseph D Gresser, Donald L Wise, Abdul G Jimoh, Don C Augenstein, Dean O Kuethe, Debra J Trantolo: Biodegradable bursting release system. Cambridge Scientific, Weingarten Schurgin Gagnebin & Hayes, July 4, 1995: US05429822 (49 worldwide citation)

A biodegradable polymeric multiphasic release system of one or more biodegradable bursting units capable of delivering biologically active substances in a burst or pulse at predetermined times and a method for constructing those units is disclosed. The individual bursting units of the system may tak ...


2
Donald L Wise, Don C Augenstein, Joseph D Gresser: Process for manufacture of alkaline earth acetates. Northeastern University, Weingarten Schurgin Gagnebin & Hayes, November 26, 1991: US05068188 (13 worldwide citation)

A process for the manufacture of alkaline earth salts of acetic acid. Biomass is fermented under appropriate conditions to produce acetic acid, which is extracted from the fermentation broth with the aid of a basic liquid ion exchanger dissolved in an organic phase. The organic phase containing the ...


3
Don C Augenstein, John R Benemann: Collection of landfill gas at variable rates to match temporal needs for energy generation. Hugh McTavish, July 5, 2011: US07972082 (9 worldwide citation)

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 ...


4
Don C Augenstein: Landfill biofiltration system and methods for removal of gas-phase pollutants and contaminants. Intititute For Environmental Management, Hugh McTavish, October 21, 2014: US08865453

Biochemical decomposition of undesirable gaseous contaminants, including nitrogen oxides, VOC's, carbon monoxide and sulfur oxides, and malodorous contaminants, is achieved by passing a gas stream through a managed landfill providing microbiological activity capable of degrading the contaminants. Ga ...


5
Don C Augenstein: Landfill biofiltration system and methods for removal of gas-phase pollutants and contaminants. Cyr & Associates Pa, February 21, 2008: US20080044889-A1

Biochemical decomposition of undesirable gaseous contaminants, including nitrogen oxides, VOC's, carbon monoxide and sulfur oxides, and malodorous contaminants, is achieved by passing a gas stream through a managed landfill providing microbiological activity capable of degrading the contaminants. Ga ...


6
Don C Augenstein: Landfill biofiltration system and methods for removal of gas-phase pollutants and contaminants. Bozicevic Field & Francis, January 9, 2003: US20030008381-A1

Biochemical decomposition of undesirable gaseous contaminants, including nitrogen oxides, VOC's, carbon monoxide and sulfur oxides, and malodorous contaminants, is achieved by passing a gas stream through a managed landfill providing microbiological activity capable of degrading the contaminants. Ga ...


7
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 ...