US Patent 7748253 Vent and soil flux measurement system

Patent 7748253 was granted and assigned to LI-COR, Inc. on July, 2010 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

LI-COR, Inc.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

77482530

Patent Inventor Names

Michael D. Furtaw0

Liukang Xu0

Date of Patent

July 6, 2010

Patent Application Number

110639550

Date Filed

February 22, 2005

Patent Primary Examiner

Hezron Williams

Patent abstract

A method and apparatus are provided for maintaining pressure inside a closed chamber equal to the changing outside pressure, detecting leaks in the plumbing (i.e., air handling system) of a trace gas flux measurement system, and estimating the kinetic volume, e.g., of such a system.