B - Operations – Transporting – 27 – K
Patent
B - Operations, Transporting
27
K
32/13
B27K 5/00 (2006.01) B27N 7/00 (2006.01) D21J 1/10 (2006.01)
Patent
CA 1128743
ABSTRACT A machine for treatment of board material with gaseous substances under the influence of negative pressure in which the upper zone of treatment applying the treating gas has a greater surface area applied to the board than the surface area of the lower negative pressure zone applied to the board opposite to the upper zone.
331089
Larsson Kenneth
Smedberg Olle
Gowling Lafleur Henderson Llp
Ry Aktiebolag
LandOfFree
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