“hydrapulper”的英文意思_释义_用法

单词

hydrapulper

释义

hydrapulper Paper-making.|ˈhaɪdrəpʌlpə(r)|
Also Hydrapulper.
[Irreg. f. Gr. ὑδρ(ο-, combining form of ὕδωρ water + pulper.]
A large vessel with a set of motor-driven rotating vanes at the bottom, designed to break up the fibres of wood pulp or other paper stock in water.
1941Techn. Pap. Addr. Techn. Assoc. Pulp Pap. Ind. XXIV. 384/2 The hydrapulper is simply a cylindrical open-top tank with a dished bottom at the center of which is a heavy impeller.1951J. N. Stephenson Pulp & Paper Manuf. II. i. 67 Straw bales..are fed as rapidly as possible into a Hydrapulper..containing the required amount of chemical in hot water.1966Paper Technology VII. ii. 135 These rejects are in a suspension and could possibly be extracted from the bottom of the hydrapulper tub.1967E. Chambers Photolitho-Offset xvi. 244 This acidity in uncoated paper can be traced to aluminium sulphate, which is added in the beater or hydrapulper during paper manufacture.

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