Clay enclosed transition and rare earth metal ions as contrast agents for the …

University of Texas System

University: University of Texas System
Assignee: Board Of Reagents, The University Of Texas System
Inventor: Kenneth J. Balkus, Jr.
Priority date: December 07, 1990
Filing date: June 15, 1992
Grant date: January 11, 1994
Publication date: January 11, 1994
Language: en
PDF source: https://patentimages.storage.googleapis.com/3a/ce/50/3f587d5930f515/US5277896.pdf
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