The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 12, 1993

Filed:

Apr. 06, 1990
Applicant:
Inventors:

Sara J Risch, Edina, MN (US);

Kurt Heikkila, Shoreview, MN (US);

Rodney J Wiliams, Stacy, MN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 2341 ;
Abstract

A quantitative determination of the identity, origin and migration of a volatile substance or mixture of substances, arising from food or food packaging during heating using microwave energy, can be accomplished. A novel process and equipment are disclosed in which a volatile substance or mixtures of constituent compounds, volatilized into the vapor space within or around microwave cooked food or a microwave cooking container, can be gathered and quantitatively analyzed for the identity, origin, chemical changes, migration routes and final locus of the volatile substance.


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