Inventor · disambiguated record
Verner B. Sefton
Also filed as: GENIK-SAS-BEREZOWSKY ROMAN M · SEFTON VERNER B · SEFTON VERNER BLAKELY
9 granted patents·269 citations·filing 1974–1987
90Inventor score
Top patents by PatentIndex Score
9 records- 0194US4070182ARecovery of precious metals from metal sulphidesSHERRITT GORDON MINES LTD·Filed 1976·Granted Jan 24, 1978·100 cites·29 claims
- 0290US4861565AMethod of separately recovering metal values of petroleum refining catalystHALL CHEMICAL COMPANY·Filed 1987·Granted Aug 29, 1989·62 cites·12 claims
- 0386US4071421AProcess for the recovery of zincSHERRITT GORDON MINES LTD·Filed 1976·Granted Jan 31, 1978·32 cites·15 claims
- 0476US4290866ARemoval of manganese ions from zinc and manganese containing solutionsSHERRITT GORDON MINES LTD·Filed 1979·Granted Sep 22, 1981·16 cites·5 claims
- 0576US4123260ASelective recovery of nickel and cobalt or copper and zinc from solutionSHERRITT GORDON MINES LTD·Filed 1977·Granted Oct 31, 1978·19 cites·26 claims
- 0673US4193970AProcess for the precipitation of iron as jarositeCOMINCO LTD·Filed 1978·Granted Mar 18, 1980·19 cites·3 claims
- 0761US4379037ARemoval of manganese and chloride ions from aqueous acidic zinc sulphate solutionsSHERRITT GORDON MINES LTD·Filed 1981·Granted Apr 5, 1983·9 cites·11 claims
- 0856US4272490AHydrometallurgical process for the treatment of oresSHERRITT GORDON MINES LTD·Filed 1978·Granted Jun 9, 1981·8 cites·10 claims
- 0945US3998627AProcess for recovering metals from metal ammine bearing ammonium salt solutions using ion exchange resinSHERRITT GORDON MINES LTD·Filed 1974·Granted Dec 21, 1976·4 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Verner B. Sefton files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →