Method for impregnation of wood component with solid paraffin wax, apparatus therefor and wood component so impregnated
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United States of America Patent
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Jun 20, 2017
Grant Date -
Nov 12, 2009
app pub date -
May 8, 2009
filing date -
May 9, 2008
priority date (Note) -
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Abstract
A method for treating a piece of wood impregnates the piece of wood with a water repellent, wherein the water repellent is solid at ambient temperatures. The method includes the steps of providing a piece of wood to be treated; heating the piece of wood for a predetermined period of time, the piece of wood being heated at a temperature A; subsequently immersing at least a portion of the piece of wood in a bath of liquefied water repellent, the bath being at a temperature B, for a predetermined period of time. Thereafter the piece of wood is removed from the bath and allowed to cool. The temperature A is above 100° C. and the temperature B is below 100° C. but above a liquefying point for the water repellent, and a differential between temperatures A and B is at least 60° C.
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