Inventor · disambiguated record
Helmut Grof
Also filed as: GROEF HELMUT · GROF HELMUT · GROF HELMUT THEODOR
7 granted patents·32 citations·filing 1974–1989
81Inventor score
Top patents by PatentIndex Score
7 records- 0152US4993690AElectroslag remelting plant including an ingot mold and a hoodLEYBOLD AG·Filed 1989·Granted Feb 19, 1991·10 cites·14 claims
- 0249US4394765AElectro-slag remelting furnace for consumable electrodes and having an electrode driveLEYBOLD HERAEUS GMBH & CO KG·Filed 1981·Granted Jul 19, 1983·6 cites·10 claims
- 0346US4262159AElectroslag remelting apparatus with coaxial current pathsLEYBOLD HERAEUS GMBH & CO KG·Filed 1979·Granted Apr 14, 1981·9 cites·14 claims
- 0435US4339624AElectrode clamping device for electroremelting plantsLEYBOLD HERAEUS GMBH & CO KG·Filed 1980·Granted Jul 13, 1982·3 cites·21 claims
- 0529US4251678AElectrical melting apparatus with multiple electrode holding armsLEYBOLD HERAEUS GMBH & CO KG·Filed 1979·Granted Feb 17, 1981·1 cites·7 claims
- 0627US4049039AMethod and apparatus for the production of solid forging blocks with manipulator pinsLEYBOLD HERAEUS GMBH & CO KG·Filed 1976·Granted Sep 20, 1977·2 cites·10 claims
- 0723US3938582AArrangement for continuous manufacture of metal ingots in a mold with open bottomLEYBOLD HERAEUS GMBH & CO KG·Filed 1974·Granted Feb 17, 1976·1 cites·11 claims
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