In an alternate embodiment illustrated by {TAIL ~ dashed lines} in the drawing, removal of the ash particles is improved by diluting the second solids phase, adding a dispersing agent and an anionic polymer, and then settling {HEAD ~ the resulting treated, dilute slurry} as described above 
In an alternate embodiment illustrated by { TAIL ~ dashed lines } in the drawing , removal of the ash particles is improved by diluting the second solids phase , adding a dispersing agent and an anionic polymer , and then settling { HEAD ~ the resulting treated , dilute slurry } as described above
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