The Thief process
The Thief process is described in a fairly recent patent, and in a more recent study.
THE PATENT: US Patent #6,521,021, granted February 18, 2003 to Henry W. Pennline et al., for the “Thief process for the removal of mercury from flue gas.”
THE STUDY: “The Thief Process for Mercury Removal from Flue Gas,” Evan J. Granite, Mark C. Freeman, Richard A. Hargis, William J. O?Dowd and Henry W. Pennline, Journal of Environmental Management, vol. 84, no. 4, September 2007, pp. 628-34.
(Thanks to investigator Tom Gill for bringing this to our attention.)