FILTER AND COOKER Russian patent published in 1998 - IPC

FIELD: production of chemical cellulose, in particular, filters for removing cooking liquid from continuous cooker. SUBSTANCE: rectangular filter has row of parallel beams attached to two rods, which are positioned transverse to beams. Rods are made from metal, preferably from stainless steel having tensile strength, at constant tension not exceeding 0.2% at 100 C, exceeding 200 MPa, preferably 300 MPa and optimum value of 350 MPa. Rods have width below 800 mm, preferably 650 mm and optimum width value of 550 mm. Such construction makes filter self-adjusting. EFFECT: increased efficiency and enhanced reliability in operation. 10 cl, 6 dwg