Inventor · disambiguated record
Heinrich Schliefer
Also filed as: SCHLIEFER HEINRICH
3 granted patents·39 citations·filing 1976–2001
71Inventor score
Files withNORDDEUTSCHE AFFINERIE3
Top patents by PatentIndex Score
3 records- 0172US7264767B2Method and device for reducing the oxygen content of a copper meltNORDDEUTSCHE AFFINERIE·Filed 2001·Granted Sep 4, 2007·11 cites·22 claims
- 0261US4065250AMethod of independently adjusting the fuel mixture composition and melting rate of multiburner shaft furnaces for melting metalsNORDDEUTSCHE AFFINERIE·Filed 1976·Granted Dec 27, 1977·18 cites·11 claims
- 0339US4615351AMethod of and apparatus for monitoring the surface level of material in a vesselNORDDEUTSCHE AFFINERIE·Filed 1984·Granted Oct 7, 1986·10 cites·7 claims
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