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US 4,413,023 AGranted
Method of treating wood to prevent stain and decay
AssigneeCanadian Forest Products Ltd.
InventorSuezone Chow
Life of this patent
Estimating the term…
Abstract
A method of treating wood to prevent stain and decay which includes extracting from a decay resistant species of wood material a fungi growth inhibiting material and using this material to wet the surface of wood to be treated. The substance for use as a fungi growth inhibiting material is obtained by extracting it from decay resistant species of wood material.
Claims8
A method of treating wood to prevent stain and decay comprising:
- (a) extracting from a decay resistant species of wood material fungi growth inhibiting material;
- (b) wetting the surface of wood to be treated with a solution of the extracted material.
Dependencies are inferred from the claim text.