Perforated casing method and system

University of Texas System

University: University of Texas System
Assignee: Board Of Regents, The University Of Texas System
Inventor: Harold J. Vinegar
Priority date: November 20, 2000
Filing date: November 20, 2000
Grant date: April 08, 2003
Publication date: April 08, 2003
Language: en
PDF source: https://patentimages.storage.googleapis.com/30/96/56/a5760d15602c1d/US6543539.pdf
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