Assignee
BERTRAMS AG HCH
6 granted patents·104 citations·filing 1974–1979
Top patents by PatentIndex Score
6 records- 0168US4279693AProcess for purifying polluted fluidsBERTRAMS AG HCH·Filed 1976·Granted Jul 21, 1981·24 cites·4 claims
- 0268US4014735AConcentration and separation of corrosive liquid mixturesBERTRAMS AG HCH·Filed 1975·Granted Mar 29, 1977·23 cites·4 claims
- 0361US3933575ASeparation of corrosive liquid mixturesBERTRAMS AG HCH·Filed 1974·Granted Jan 20, 1976·17 cites·7 claims
- 0458US4138309AMulti-stage apparatus for concentrating sulphuric acidBERTRAMS AG HCH·Filed 1977·Granted Feb 6, 1979·15 cites·5 claims
- 0555US4187904AHeat transfer installation having storage reservoir containing a salt as a heat carrierBERTRAMS AG HCH·Filed 1977·Granted Feb 12, 1980·14 cites·9 claims
- 0651US4236974AProcess and apparatus for purifying waste watersBERTRAMS AG HCH·Filed 1979·Granted Dec 2, 1980·11 cites·4 claims
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