Assignee
ARDAL OG SUNNDAL VERK
NO·24 granted patents·346 citations·filing 1974–1986
Top patents by PatentIndex Score
24 records- 0189US4596236AStainless steel cooking vessel suitable for all types of heat sourcesARDAL OG SUNNDAL VERK·Filed 1985·Granted Jun 24, 1986·79 cites·17 claims
- 0283US4087345APotshell for electrolytic aluminum reduction cellARDAL OG SUNNDAL VERK·Filed 1977·Granted May 2, 1978·33 cites·9 claims
- 0378US4552530ARing section baking furnace and procedure for operating sameARDAL OG SUNNDAL VERK·Filed 1983·Granted Nov 12, 1985·21 cites·11 claims
- 0468US4045654AElectric hotplate with thermostatARDAL OG SUNNDAL VERK·Filed 1976·Granted Aug 30, 1977·22 cites·9 claims
- 0566US4618427AMethod of treating and breaking up a liquid with the help of centripetal forceARDAL OG SUNNDAL VERK·Filed 1985·Granted Oct 21, 1986·33 cites·18 claims
- 0666US4385751AApparatus for discontinuous charging of molten metal into a vacuum chamberARDAL OG SUNNDAL VERK·Filed 1981·Granted May 31, 1983·12 cites·3 claims
- 0763US4659442AMethod of reducing the loss of carbon from anodes when producing aluminum by electrolytic smelting, and an inert anode top for performing the methodARDAL OG SUNNDAL VERK·Filed 1985·Granted Apr 21, 1987·16 cites·16 claims
- 0859US4767473AMethod for improving the dynamic strength of wheel disks of vehicle wheels made of heat-treatable aluminum alloysARDAL OG SUNNDAL VERK·Filed 1985·Granted Aug 30, 1988·10 cites·3 claims
- 0956US4526842AThree-layer metal laminate with bimetallic effect, and the application of this laminate in cooking vesselsARDAL OG SUNNDAL VERK·Filed 1983·Granted Jul 2, 1985·15 cites·9 claims
- 1054US4049248ADynamic vacuum treatmentARDAL OG SUNNDAL VERK·Filed 1975·Granted Sep 20, 1977·14 cites·11 claims
- 1147US4687524AMethod of forming to a finished size vehicle wheels made of a heat-treatable aluminum alloyARDAL OG SUNNDAL VERK·Filed 1985·Granted Aug 18, 1987·12 cites·3 claims
- 1247US4442593AAnode butt removerARDAL OG SUNNDAL VERK·Filed 1982·Granted Apr 17, 1984·15 cites·16 claims
- 1345US3932100AVibratory deviceARDAL OG SUNNDAL VERK·Filed 1975·Granted Jan 13, 1976·11 cites·6 claims
- 1441US4766552AMethod of controlling the alumina feed into reduction cells for producing aluminumARDAL OG SUNNDAL VERK·Filed 1986·Granted Aug 23, 1988·15 cites·3 claims
- 1539US4568385AMethod of and apparatus for adding heat to molten metal, and also application of the methodARDAL OG SUNNDAL VERK·Filed 1985·Granted Feb 4, 1986·4 cites·5 claims
- 1633US4708749AMethod of calibrating vehicle wheels to a finished sizeARDAL OG SUNNDAL VERK·Filed 1985·Granted Nov 24, 1987·6 cites·6 claims
- 1733US4266316ASuction tube assembly for ring furnaceARDAL OG SUNNDAL VERK·Filed 1979·Granted May 12, 1981·3 cites·3 claims
- 1831US4593864ADifferential mandrel for sheet-slitting machine recoilerARDAL OG SUNNDAL VERK·Filed 1985·Granted Jun 10, 1986·7 cites·3 claims
- 1929US4316788AArrangement for compensating detrimental magnetic influence between two or more rows of longitudinally oriented electrolytic reduction cells, for aluminumARDAL OG SUNNDAL VERK·Filed 1980·Granted Feb 23, 1982·6 cites·7 claims
- 2027US4376602AMethod and equipment for removing packing coke from baking chambers for carbon bodiesARDAL OG SUNNDAL VERK·Filed 1980·Granted Mar 15, 1983·4 cites·1 claims
- 2123US3994481ATapping carriageARDAL OG SUNNDAL VERK·Filed 1974·Granted Nov 30, 1976·5 cites·12 claims
- 2218US4737256ALaminated carbon cathode for cells for the production of aluminium by electrolytic smeltingARDAL OG SUNNDAL VERK·Filed 1986·Granted Apr 12, 1988·1 cites·7 claims
- 2315US4200140AMethod for teem-welding metalsARDAL OG SUNNDAL VERK·Filed 1977·Granted Apr 29, 1980·1 cites·17 claims
- 2412US4019973ACrust-breaking machineARDAL OG SUNNDAL VERK·Filed 1975·Granted Apr 26, 1977·1 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →