CRYSTALLISATION PROCESS OF FILLER RELATED TO TECHNOLOGICAL PROCESS OF MANUFACTURING FIBROUS WEB, AND SUPPLY SYSTEM FOR MACHINE FOR MANUFACTURING FIBROUS WEB Russian patent published in 2013 - IPC D21H17/70 

Abstract RU 2495180 C2

FIELD: textiles, paper.

SUBSTANCE: deposition of calcium carbonate on the surfaces of solid particles in the short circulation system of the machine for manufacturing the fibrous web is carried out by supplying carbon dioxide and lime milk into a liquid flow in the short circulation system. The supply system of the machine for manufacturing a fibrous web is provided with devices for supplying and admixing carbon dioxide and lime milk into the liquid flow.

EFFECT: uniform adhesion of the crystals of precipitated calcium carbonate to the fibers and uniform distribution of crystal sizes is ensured.

30 cl, 23 dwg

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RU 2 495 180 C2

Authors

Kukkamjaki Ehsko

Matula Jouni

Sipilja Matti

Dates

2013-10-10Published

2009-02-19Filed