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464 Lawerence K. Wang et al.
Fig. 8. TRW scrubbing liquid spray mechanism. (Courtesy of TRW Inc.)
The TRW system produces a charged spray as shown in Fig. 8. The dust is not
charged in this process. The entire assembly is shown in place in the cutaway drawing
in Fig. 9. Scrubbing liquid is introduced countercurrently to gas flow in a spray-tower-type
