Shoe press for dewatering a traveling wet web, e.g. of paper or board, comprises a counterroller whose shell has axial holes that are open to the outer surface of the shell, suction being applied to the shell

摘要

Shoe press for dewatering a traveling wet web, in which the web is guided by a belt through a nip between a press shoe and a counterroller, comprises a counterroller (3) whose shell (10) has axial holes (12) that are distributed around its periphery and are open to the outer surface of the shell, suction being applied to the shell. Independent claims are also included for: (1) shoe press for dewatering a traveling wet web, in which the web is guided by a belt through a nip between a press shoe and a counterroller, comprises a counterroller (3) whose shell (10) has axial holes (12) that are distributed around its periphery and are open to the outer surface of the shell, suction being applied to the the holes by a suction device at the end of the roller; (2) wet section of a paper machine with a double screen former having a suction box associated with the upper screen and with a shoe press whose counterroller is mounted within the loop of the lower screen.