Assignee
CHEMETICS INT
18 granted patents·599 citations·filing 1976–1996
Top patents by PatentIndex Score
18 records- 0196US5246551AElectrochemical methods for production of alkali metal hydroxides without the co-production of chlorineCHEMETICS INT·Filed 1992·Granted Sep 21, 1993·196 cites·39 claims
- 0293US5587083ANanofiltration of concentrated aqueous salt solutionsCHEMETICS INT·Filed 1995·Granted Dec 24, 1996·85 cites·12 claims
- 0392US5858240ANanofiltration of concentrated aqueous salt solutionsCHEMETICS INT·Filed 1996·Granted Jan 12, 1999·109 cites·13 claims
- 0484US5358609AElectrolytic production of hydrogen peroxide using bipolar membranesCHEMETICS INT·Filed 1993·Granted Oct 25, 1994·46 cites·7 claims
- 0568US4245668APressure regulatorCHEMETICS INT·Filed 1979·Granted Jan 20, 1981·24 cites·7 claims
- 0665US5618437AProcess for removing sulphate from aqueous solutionCHEMETICS INT·Filed 1994·Granted Apr 8, 1997·19 cites·15 claims
- 0764US4335076AConverter for converting sulfur dioxide to sulfur trioxideCHEMETICS INT·Filed 1981·Granted Jun 15, 1982·15 cites·26 claims
- 0863US5028396AApparatus formed of high silicon chromium/nickel in steel in the manufacture of sulpheric acidCHEMETICS INT·Filed 1990·Granted Jul 2, 1991·16 cites·12 claims
- 0955US5681447ARemoval of trace metal and metalloid species from brineCHEMETICS INT·Filed 1996·Granted Oct 28, 1997·16 cites·15 claims
- 1055US5324499AFluoride removal from sulphuric acidCHEMETICS INT·Filed 1993·Granted Jun 28, 1994·20 cites·14 claims
- 1155US5112216APulp mill gas combustion processCHEMETICS INT·Filed 1989·Granted May 12, 1992·22 cites·3 claims
- 1244US5093089AProcess for the separation of sulphateCHEMETICS INT·Filed 1990·Granted Mar 3, 1992·10 cites·9 claims
- 1341US5082645AWaste acid recovery processCHEMETICS INT·Filed 1990·Granted Jan 21, 1992·9 cites·9 claims
- 1434US5017276AMetal electrodes for electrochemical processesCHEMETICS INT·Filed 1989·Granted May 21, 1991·4 cites·7 claims
- 1529US4284469AMethod and apparatus for concentrating a liquidCHEMETICS INT·Filed 1980·Granted Aug 18, 1981·3 cites·4 claims
- 1624US4046665AElectrode assembly for diaphragm cellsCHEMETICS INT·Filed 1976·Granted Sep 6, 1977·4 cites·4 claims
- 1718US4374115AMaking calcium hypochlorite from impure limeCHEMETICS INT·Filed 1981·Granted Feb 15, 1983·0 cites·2 claims
- 1815US5700350AProcesses of retaining chelant-containing effluent within pulp bleach plantsCHEMETICS INT·Filed 1996·Granted Dec 23, 1997·1 cites·8 claims
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