Inventor · disambiguated record
Hans-Joachim Retelsdorf
Also filed as: RETELSDORF HANS-JOACHIM
8 granted patents·88 citations·filing 1978–1990
86Inventor score
Top patents by PatentIndex Score
8 records- 0173US4451292ASintered hardmetalsHALL FRED W·Filed 1981·Granted May 29, 1984·23 cites·15 claims
- 0262US5004886AMethod of applying wear-resistant layer and consumable electrode for carrying out the methodDURUM VERSCHLEISSSCHUTZ GMBH·Filed 1990·Granted Apr 2, 1991·27 cites·10 claims
- 0349US4417922ASintered hard metalsHALL FRED W·Filed 1980·Granted Nov 29, 1983·10 cites·17 claims
- 0448US4263046ASinterable mass for producing workpieces of alloy steelELEKTROMETALLURGIE GMBH·Filed 1978·Granted Apr 21, 1981·10 cites·3 claims
- 0543US4748009AMethod of recovering vanadium from vanadium-containing materials with at least 6 wt % oxidic vanadium compoundsELEKTROMETALLURGIE GMBH·Filed 1986·Granted May 31, 1988·6 cites·6 claims
- 0641US4569691AMethod of making ferroboron and ferroborosilicon alloys and the alloys made by this methodELEKTROMETALLURGIE GMBH·Filed 1985·Granted Feb 11, 1986·7 cites·12 claims
- 0733US4643874AMethod of making a titanium-containing hydrogen storage alloyELEKTROMETALLURGIE GMBH·Filed 1985·Granted Feb 17, 1987·3 cites·3 claims
- 0830US4623386ACarbothermal method of producing cobalt-boron and/or nickel-boronELEKTROMETALLURGIE GMBH·Filed 1985·Granted Nov 18, 1986·2 cites·10 claims
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