Assignee
COVOL TECH INC
US·7 granted patents·208 citations·filing 1994–1998
Top patents by PatentIndex Score
7 records- 0192US5487764AReclaiming and utilizing discarded and newly formed coke breeze, coal fines, and blast furnace revert materials, and related methodsCOVOL TECH INC·Filed 1994·Granted Jan 30, 1996·54 cites·27 claims
- 0281US5752993ABlast furnace fuel from reclaimed carbonaceous materials and related methodsCOVOL TECH INC·Filed 1996·Granted May 19, 1998·59 cites·23 claims
- 0371US5599361AReclaiming and utilizing discarded and newly formed coke breeze, coal fines, and blast furnace revert materials, and related methodsCOVOL TECH INC·Filed 1996·Granted Feb 4, 1997·15 cites·1 claims
- 0470US5807420AProcess for reduction of iron with solid fuel objects as amended by examCOVOL TECH INC·Filed 1997·Granted Sep 15, 1998·17 cites·16 claims
- 0569US5589118AProcess for recovering iron from iron-containing materialCOVOL TECH INC·Filed 1995·Granted Dec 31, 1996·21 cites·13 claims
- 0668US5738694AProcess for recovering iron from iron-containing materialCOVOL TECH INC·Filed 1996·Granted Apr 14, 1998·20 cites·13 claims
- 0761US5922261AProcess for recovering iron from iron-rich materialCOVOL TECH INC·Filed 1998·Granted Jul 13, 1999·22 cites·4 claims
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