D - Textiles – Paper – 21 – F
Patent
D - Textiles, Paper
21
F
D21F 9/02 (2006.01) D21F 1/00 (2006.01) D21F 1/48 (2006.01)
Patent
CA 2057880
A paper making machine forming board is described wherein the rate of drainage of the stock through the forming fabric is curtailed and controlled by applying a low positive air pressure above ambient atmosphere to the machine side of th: forming fabric. Additionally, a controlled level of agitation is induced in the stock on the forming board, providing better initial paper for- mation.
Mcpherson Douglas Robert
Pitt Richard Edward
Smith David Theodore
Astenjohnson Inc.
Shapiro Cohen
LandOfFree
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