1
Shivaji Sircar, Ravi Kumar, William R Koch, John VanSloun: Recovery of methane from land fill gas. Air Products and Chemicals, Geoffrey L Chase, William F Marsh, James C Simmons, September 13, 1988: US04770676 (71 worldwide citation)

High purity methane and carbon dioxide are recovered from landfill gas in an integrated multi-column adsorption system having a temperature swing adsorption section (TSA) for pretreatment of the crude landfill gas to remove trace impurities therefrom, the thus cleaned gas being fed to a pressure swi ...


2
Kumar Ravi, Vansloun John Kevin, Sircar Shivaji, Koch William Rohrer: Recovery of methane from land fill gas.. Air Prod & Chem, March 8, 1989: EP0305919-A1 (22 worldwide citation)

High purity methane and carbon dioxide are recovered from landfill gas in an integrated multi-column adsorption system having a temperature swing adsorption section (TSA) for pretreatment of the crude landfill gas to remove trace impurities therefrom, the thus cleaned gas being fed to a pressure swi ...


3
Kumar Ravi, Vansloun John K, Sircar Shivaji, Koch William Rohrer: Recuperation du methane dans un gaz residuaire, Recovery of methane from land fill gas. Air Products and Chemicals, MCFADDEN FINCHAM, January 12, 1993: CA1312552

211-P-US03764 ABSTRACT OF THE DISCLOSURE High purity methane and carbon dioxide are recovered from landfillgas in an integrated multi-column adsorption system having a temperatureswing adsorption section (TSA) for pretreatment of the crude landfill gasto remove trace impurities therefrom the thus cl ...



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