DELIVERY BOX FOR FORMING HIGH-POROSITY PAPER AND CARDBOARD WEB Russian patent published in 2002 - IPC

Abstract RU 2188266 C2

FIELD: pulp-and-paper industry. SUBSTANCE: delivery box has bath, inlet collector with flow distributing device for supplying paper pulp, slit-type collector positioned in bath bottom and adapted for supplying aerated water with detached air bubbles into paper pulp. Box is used for delivery of paper pulp onto inclined grid of papermaking machine and allows porous material production process to be regulated without changing pulp composition by changing amount of aerated water supplied into pulp. EFFECT: increased efficiency and simplified construction. 1 dwg

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RU 2 188 266 C2

Authors

Vasjukov V.I.

Dates

2002-08-27—Published

2000-07-21—Filed