Apparatus and process for treating wood and fibrous materials

Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor

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34 134, 34 138, 34 165, F26B 300, F26B 700, F26B 504

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active

042337526

ABSTRACT:
Apparatus and process for treating wood and other fibrous materials within a hermetically sealed, heat insulated chamber comprising means for applying a predetermined mechanical pressure to said fibrous materials, means for controlling the conditions within said chamber whereby steam is generated in the center of said fibrous materials, and means for subsequently removing said steam; means are additionally provided for staining, finishing, fireproofing, laminating, forming, shaping, and increasing the density and tensile strength of said fibrous materials.

REFERENCES:
patent: 1328505 (1920-01-01), Fish, Jr.
patent: 3064363 (1962-11-01), Ikeuchi
patent: 3685959 (1972-08-01), Dunn, Jr. et al.
patent: 4017980 (1977-04-01), Kleinguenther

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