1
Lawrence A Siwajek, W Jeffrey Cook, William R Brown: Landfill gas recovery. Acrion Technologies, Pearne Gordon McCoy & Granger, December 1, 1998: US05842357 (64 worldwide citation)

A process for concentrating and recovering methane and carbon dioxide from landfill gas includes absorption of commonly occurring pollutants using a reduced amount of carbon dioxide absorbent which itself may be an in situ derived and recoverable constituent. Separated methane may be concentrated in ...


2
Lawrence A Siwajek, W Jeffrey Cook, William R Brown: Landfill gas recovery. Acrion Technologies, Pearne Gordon McCoy & Granger, October 28, 1997: US05681360 (23 worldwide citation)

A process for concentrating and recovering methane and carbon dioxide from landfill gas includes absorption of commonly occurring pollutants using a reduced amount of carbon dioxide absorbent which itself may be an in situ derived and recoverable constituent. Separated methane may be concentrated in ...


3
Robert J Adler, William R Brown, Lun Auyang, Yin Chang Liu, W Jeffrey Cook: Crystallization process. CNG Research Company, Pearne Gordon Sessions McCoy Granger & Tilberry, November 18, 1986: US04623372 (7 worldwide citation)

An improved crystallization process is disclosed for separating a crystallizable material and an excluded material which is at least partially excluded from the solid phase of the crystallizable material obtained upon freezing a liquid phase of the materials. The solid phase is more dense than the l ...


4
Ralph E Hise, W Jeffrey Cook: Sulfur recovery process. CNG Research Company, Pearne Gordon McCoy & Granger, June 4, 1991: US05021232 (6 worldwide citation)

A sulfur recovery process including a Claus reaction wherein sulfur-containing compounds are converted to elemental sulfur in the presence of a stoichiometric excess of hydrogen sulfide. The sulfurous compounds in the tail gas of the Claus reaction are separated for recycle using crystallization. Li ...