Assignee
GREENWALD SR EDWARD H
US·4 granted patents·116 citations·filing 1984–1991
Top patents by PatentIndex Score
4 records- 0191US4537599AProcess for removing sulfur and ash from coalGREENWALD SR EDWARD H·Filed 1984·Granted Aug 27, 1985·66 cites·32 claims
- 0275US5236596AMethod and apparatus for dewateringGREENWALD SR EDWARD H·Filed 1991·Granted Aug 17, 1993·37 cites·9 claims
- 0344US4662894AProcess for producing a coal-water mixtureGREENWALD SR EDWARD H·Filed 1985·Granted May 5, 1987·7 cites·25 claims
- 0437US4521218AProcess for producing a coal-water mixtureGREENWALD SR EDWARD H·Filed 1984·Granted Jun 4, 1985·6 cites·12 claims
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