Methods for quantitatively determining lengthwise shrinkage...

Measuring and testing – Vibration – By mechanical waves

Reexamination Certificate

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C073S601000, C324S637000, C324S639000, C324S663000

Reexamination Certificate

active

07017413

ABSTRACT:
Embodiments of the present invention quantify lengthwise shrinkage to a higher degree of accuracy over currently known methods by employing reactive force values, such as stiffness measurements, in conjunction with motive force values, such as chemical composition, of the wood product.

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patent: 2002/0112542 (2002-08-01), Walker
patent: 2316046 (2001-02-01), None
patent: 2000105228 (2000-04-01), None
patent: WO 00/36413 (2000-06-01), None
patent: WO 01/77669 (2001-10-01), None

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