Methods of beating or refining Beaters of the Hollander type

DTEXTILES PAPER D21Papermaking D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE

D21D1/00Methods of beating or refining Beaters of the Hollander type

D21D1/002Control devices D21D1/004Methods of beating or refining including disperging or deflaking D21D1/006Disc mills D21D1/008Discs D21D1/02Methods of beating Beaters of the Hollander type D21D1/04Beater rolls or bars D21D1/06Bed plates D21D1/08Beaters with means for driving the pulp quickly D21D1/10Beaters with means for regulating the pressure between the beater roll and the bed plate D21D1/12Beaters with means for continuous pulp discharge D21D1/14Beaters with one beater roll and with vertical stuff circulation canal D21D1/16Beaters with means for returning the pulp over the head of the beater roll D21D1/18Beaters with two or more beater rolls D21D1/20Methods of refining D21D1/22Jordans D21D1/24Jordan rolls D21D1/26Jordan bed plates D21D1/28Ball or rod mills D21D1/30Disc mills D21D1/303Double disc mills D21D1/306Discs D21D1/32Hammer mills D21D1/34Other mills or refiners D21D1/36with vertical shaft D21D1/38with horizontal shaft D21D1/40Washing the fibres