A Text-book of Paper-making by Charles Frederick Cross Edward John Bevan

Author:Charles Frederick Cross, Edward John Bevan
Language: eng
Format: epub
Publisher: Spon & Chamberlain
Published: 1900-03-25T05:00:00+00:00

to replace the sandstone by an artifioial stone containing «' lai^ quastity of emery.

An improved method of preparing meohan ical wood pulp lately patented by Mr. A. L. Thune, of Gbristiania, has beea oommunioated to us by Mr. Carl Christensen.

^B 150 ^f Fig. 2

PAPEB-MAKING.

The apparatus employed is slio-wn in Figs. 28, 29, and 30. Fig. 28 illuBtrates an arrangement of grinding apparatus fised direct on to a turbine. The stone is fastened on to the shaft S worked by the turbine T. The wood in the

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