SPETSRING TILL EN CYLINDRISK SIKT PAO RENGOERARE OCH SORTERARE AV PAPPERSMASSA SAMT ETT FOERFARANDE FOER DESS FRAMSTAELLNING.

摘要

Process for producing and fitting an end crown ring for a cylindrical screen (1) for a strainer and classifier for paper pulp, characterised in that the crown ring is a one-piece unit moulded directly onto the end of the cylinder with a curable or heat-curable plastic material. ……