Assignee
FREEPORT KAOLIN CO
US·4 granted patents·173 citations·filing 1982–1982
Top patents by PatentIndex Score
4 records- 0191US4483624AHigh intensity conditioning mill and methodFREEPORT KAOLIN CO·Filed 1982·Granted Nov 20, 1984·88 cites·4 claims
- 0281US4492628AMethod of treating clay to improve its whitenessFREEPORT KAOLIN CO·Filed 1982·Granted Jan 8, 1985·41 cites·19 claims
- 0377US4472271AFroth flotation apparatus and processFREEPORT KAOLIN CO·Filed 1982·Granted Sep 18, 1984·38 cites·12 claims
- 0438US4501658AMethod of conditioning clay for flotation using in situ ferrous activatorFREEPORT KAOLIN CO·Filed 1982·Granted Feb 26, 1985·6 cites·17 claims
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