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US 8,158,208 B2Granted
Method of preserving wood by injecting particulate wood preservative slurry
AssigneeOsmose, Inc.
InventorsH. Wayne Richardson, Robert L. Hodge
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Abstract
The present invention is directed, in certain embodiments, to methods of preserving wood comprising the steps of providing an aqueous wood preservative slurry comprising a plurality of injectable particulates comprising at least 20% by weight of a sparingly soluble copper salt, wherein the first particulates have a d96 of about 1 micron or less, a d99 of about 1.5 microns or less, and a d50 of greater than 0.02 micron, and injecting the aqueous wood preservative slurry into wood.
Claims16
A method of preserving wood comprising the steps of
- A) providing an aqueous wood preservative slurry comprising:
- a plurality of injectable first particulates of a solid copper compound, wherein the first particulates have a d96 of about 1 micron or less, a d99 of about 1.5 microns or less, and a d50 of greater than 0.02 microns;
- and
- B) injecting the aqueous wood preservative slurry into wood.
1 more element
Dependencies are inferred from the claim text.