| 摘要 |
IN THE C A N A D I A N PATENT AND TRADEMARKS OFFICE PATENT APPLICATION entitled : PRESS-FILTER WITH ENDLESS FILTERING WEBS in the name of : Guy GAUDFRIN A press-filter comprising a chassis, two endless filtering webs, guide rollers defining paths for the two webs, which paths are at least partially contiguous, and several sets of squeezing rollers located on either side of the filtering webs along their contiguous path portions and squeezing the webs. One of the rollers consists in a drum, and the filter comprises a curved rigid roller race at least partially encircling the drum and spaced therefrom by a predetermined gap; a plurality of squeezing rollers are rollably mounted on the roller race, and the filtering webs encircle said drum over a major portion of its periphery and pass between the drum and the squeezing rollers. |
