COATED MAGNETIC AGGLOMERATES CONTAINING CHROMIUM DIOXIDE
United States Patent 3520811
US Patent References:
Iron pigments
- - 2384579
Chromic hydroxide-ferric hydroxide pigment and coating composition containing same
- - 2879246
Magnetic lithographic ink
- - 3082171
Iron pigments
- - 2384579
Chromic hydroxide-ferric hydroxide pigment and coating composition containing same
- - 2879246
Magnetic lithographic ink
- - 3082171
Inventors:
Swoboda, Thomas J.
Publication Date:
07/21/1970
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Export Citation:
Assignee:
Pont DU.
Primary Class:
Other Classes:
252/62.51C, 430/109.100, 430/106.300
International Classes:
G03G5/16; G11B5/706; G03G9/00; G03G7/00; H01F1/26