Determination of the age, identification and sealing of a...

Details Determination of the age, identification and sealing of a... Determination of the age, identification and sealing of a...

G - Physics

01

N

G01N 33/00 (2006.01) B65B 51/20 (2006.01) G01N 33/02 (2006.01)

Patent

CA 2456621

The invention concerns a method and system for determining the age of an object such as a product containing volatile components, comprising the steps of: measuring a first strength of a first scent with a first electronic sensor, the decay rate of said first scent being known; measuring simultaneously a second strength of a second scent with a second electronic sensor, the decay rate of said second scent being known; calculating a current scent ratio (.sigma.) of the two scent strengths; and determining the age of the object from a reference time for which a reference scent ratio (.sigma.0) of said scent strengths has been registered.

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