Assignee
CARPCO INC
US·20 granted patents·327 citations·filing 1974–1998
Top patents by PatentIndex Score
20 records- 0187US3970546AMethod and apparatus for separating non-ferrous metal from waste materialCARPCO INC·Filed 1974·Granted Jul 20, 1976·52 cites·25 claims
- 0279US4116822AMethod of selectively separating glass from waste materialCARPCO INC·Filed 1976·Granted Sep 26, 1978·37 cites·16 claims
- 0373US5251762AElectrostatic separation of particlesCARPCO INC·Filed 1992·Granted Oct 12, 1993·36 cites·17 claims
- 0468US4305797AMaterial separation by dielectrophoresisCARPCO INC·Filed 1980·Granted Dec 15, 1981·23 cites·40 claims
- 0565US5609256AProcess for recovery of values from solid waste materialsCARPCO INC·Filed 1995·Granted Mar 11, 1997·23 cites·20 claims
- 0662US5452805ASpiral separatorCARPCO INC·Filed 1994·Granted Sep 26, 1995·23 cites·17 claims
- 0758US4363723AMultifield electrostatic separatorCARPCO INC·Filed 1981·Granted Dec 14, 1982·18 cites·26 claims
- 0852US6062393AProcess and apparatus for separating particles of different magnetic susceptibilitiesCARPCO INC·Filed 1997·Granted May 16, 2000·20 cites·14 claims
- 0948US6034342AProcess and apparatus for separating particles by use of triboelectrificationCARPCO INC·Filed 1998·Granted Mar 7, 2000·16 cites·20 claims
- 1045US5858223AMagnetic separatorsCARPCO INC·Filed 1996·Granted Jan 12, 1999·16 cites·7 claims
- 1144US5868257AMagnetic separation systemsCARPCO INC·Filed 1993·Granted Feb 9, 1999·12 cites·13 claims
- 1242US5098558AAdjustable feed accelerator for particle separatorCARPCO INC·Filed 1989·Granted Mar 24, 1992·9 cites·23 claims
- 1342US4849099AParticle feeding apparatusCARPCO INC·Filed 1986·Granted Jul 18, 1989·8 cites·24 claims
- 1437US5184731ASpiral separator with improved separation surfaceCARPCO INC·Filed 1990·Granted Feb 9, 1993·11 cites·18 claims
- 1534US5967334AIn-situ self-cleaning feed system for separation equipmentCARPCO INC·Filed 1998·Granted Oct 19, 1999·9 cites·20 claims
- 1633US5743410ASupraconducting magnetic separatorCARPCO INC·Filed 1993·Granted Apr 28, 1998·6 cites·11 claims
- 1733US4172819AHigh intensity magnetic separator rotorCARPCO INC·Filed 1978·Granted Oct 30, 1979·4 cites·25 claims
- 1832US4421148ADevice for feeding particulate materialCARPCO INC·Filed 1981·Granted Dec 20, 1983·3 cites·25 claims
- 1928USD255580SMagnetic separator for particulate materialsCARPCO INC·Filed 1977·Granted Jun 24, 1980·1 cites·1 claims
- 2023USD255579SMagnetic separator for particulate materialsCARPCO INC·Filed 1977·Granted Jun 24, 1980·0 cites·1 claims
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