D - Textiles – Paper – 21 – F
Patent
D - Textiles, Paper
21
F
92/17.1
D21F 1/02 (2006.01)
Patent
CA 1288625
Abstract The present invention relates to a turbulence generator for the head box of a paper machine, the quality of the surface of the flow ducts of which has been improved and the manufacturing technique of which is simple. The turbulence generator according to the invention is characterized by the feature that the body of the perforated beams and the coating material of the face surfaces and the flow ducts are densely and tightly bonded to each other and that the coating materials of the flow ducts is both physically and chemically wear resistant.
536839
Koivisto Lasse
Laitinen Heikki
Ahlstrom (a.) Corporation
Gowling Lafleur Henderson Llp
Koivisto Lasse
Laitinen Heikki
Valmet-Ahlstrom Inc.
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