Machine for treatment of lignocellulose containing board materia

Details Machine for treatment of lignocellulose containing board materia Machine for treatment of lignocellulose containing board materia

1979-07-09

1981-03-10

Czaja, Donald E.

Plastic article or earthenware shaping or treating: apparatus

Including ventilating type hood or chamber encasing a...

Recovering or recycling gas or vapor

425210, 425445, 425446, A01J 2100

Patent

active

042551021

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.

REFERENCES:
patent: 1877047 (1932-09-01), Piazza
patent: 3008205 (1961-11-01), Blaies, Jr.
patent: 3832107 (1974-08-01), Cox et al.

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