Laserfiche WebLink
ATTACHMENT C <br /> FTU 555 TMT PRECIPITATION SYSTEM <br /> RE: ATTACHMENT 3 DIAGRAM <br /> - Batch system (approx. 750 gal/batch) <br /> - Consists of Tank 5 (reaction vessel) Assembly 6, the Bag <br /> Filter Assembly (4 filters) . <br /> TMT PROCESS: <br /> 1) Partially desilvered effluent is transfered from tanks <br /> 4a, 4b, 4c, and 4d (crossed plumbed storage tanks) , into <br /> reaction vessel . <br /> 2 ) Naoh added to raise pH above 10 . <br /> 3) 2 kilograms of 2,4, 6-Trimercapto-s-triazine, trisodium <br /> salt (TMT) is mixed into effluent. <br /> 4) Silver percipitates as a sulfurous slurry. <br /> 5) Slurry forced through Bag Filters to separate solids . <br /> 6) Recoverd sludge air dried prior to being sent to the <br /> refiner. <br />