1
Robert D Johnson, Robert S Altmann: Method for testing and monitoring for producing landfill gas. NRG Nufuel Company, Reserve Synthetic Fuels, Gordon L Peterson, May 31, 1977: US04026355 (64 worldwide citation)

A method of withdrawing landfill gas from a landfill without drawing air into the landfill comprising providing a well in the landfill and withdrawing landfill gas from the well at a plurality of different withdrawal rates. The pressure at a selected region within the landfill is detected while the ...


2
Larry A Bingham: Adsorption process. NRG Nufuel Company, Reserve Synthetic Fuels, Gordon L Peterson, January 4, 1977: US04000990 (32 worldwide citation)

A process for purifying a fluid stream which includes an impurity and a product fluid comprising providing three adsorption zones, cycling each of the adsorption zones on stream for the adsorption of the impurity from the fluid stream in a predetermined sequence to provide a substantially uninterrup ...



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