| 摘要 |
The present invention relates to a novel type of press apparatus for pressing/thickening pulp and the use thereof. A characterizing feature of an apparatus according to the invention is that a roll (52) arranged inside a drum (51) is divided into several parts so that at least two parts of the roll (52) are provided with means for arranging different rotational speeds for the parts, when necessary. According to the invention, the apparatus can also comprise control wings (57) attached to the initial part (52') of the roll to rotate with the roll (52), closure wings (59) arranged in the upper space (58) of the press and a shell (64) arranged outside the drum (51) for discharging vapor (65) and the filtrate (66) removed from the pulp through the drum (51) from the apparatus. The apparatus according to the invention is suitable for use as a press/thickener and washer in the pulp and paper industry. |
