Inventor · disambiguated record

Robert J. Steffen

Also filed as: STEFFEN ROBERT J

1 granted patent·81 citations·filing 1989–1989

52Inventor score

Technology areasF23G

Files withWESTINGHOUSE ELECTRIC CORP1

Top patents by PatentIndex Score

1 record

0190US4998486AProcess and apparatus for treatment of excavated landfill material in a plasma fired cupolaWESTINGHOUSE ELECTRIC CORP·Filed 1989·Granted Mar 12, 1991·81 cites·28 claims

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