Inventor · disambiguated record

Harwell E. Benjamin

Also filed as: BENJAMIN HARWELL E

1 granted patent·31 citations·filing 1980–1980

44Inventor score

Technology areasC09C

Files withPHILLIPS PETROLEUM CO1

Top patents by PatentIndex Score

1 record

0179US4404178AApparatus and method for producing carbon blackPHILLIPS PETROLEUM CO·Filed 1980·Granted Sep 13, 1983·31 cites·34 claims

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