Inventor · disambiguated record

Dennis G. Pfeiffer

Also filed as: PFEIFFER DENNIS G

1 granted patent·13 citations·filing 1982–1982

35Inventor score

Technology areasC09K

Files withEXXON RESEARCH ENGINEERING CO1

Top patents by PatentIndex Score

1 record

0152US4425463ADrilling fluids based on a mixture of sulfonated thermoplastic polymer and an amine-treated clayEXXON RESEARCH ENGINEERING CO·Filed 1982·Granted Jan 10, 1984·13 cites·18 claims

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