Title:
Organic carbonaceous matrix with radioisotope dispersed therein
United States Patent 3334050


Inventors:
Grotenhuis, Ivan M.
Halva, Carroll J.
Application Number:
US39172464A
Publication Date:
08/01/1967
Filing Date:
08/24/1964
Assignee:
MINNESOTA MINING & MFG
Primary Class:
Other Classes:
376/457, 424/1.81, 588/2
International Classes:
G21G4/04; A61N5/10
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