Inventor · disambiguated record
Robert L. Fowlkes
Also filed as: FOWLKES ROBERT L · FOWLKES ROBERT LEE
8 granted patents·112 citations·filing 1980–1999
87Inventor score
Files withAIR PROD & CHEM8
Top patents by PatentIndex Score
8 records- 0178US5074967ASeparation of methoxyisopropylamine from methoxyisopropylamine-water azeotropeAIR PROD & CHEM·Filed 1991·Granted Dec 24, 1991·19 cites·6 claims
- 0272US5175369ASeparation of methoxyisopropylamine from methoxyisopropylamine-water azeotropeAIR PROD & CHEM·Filed 1990·Granted Dec 29, 1992·13 cites·3 claims
- 0372US4645834ASynthesis of heterocyclic amines via the reaction of dialkylene glycol and ammoniaAIR PROD & CHEM·Filed 1982·Granted Feb 24, 1987·8 cites·13 claims
- 0470US4954144APolyimide membranes and their use for gas separationAIR PROD & CHEM·Filed 1989·Granted Sep 4, 1990·29 cites·6 claims
- 0568US4314084ASynthesis of lower alkyl aminesAIR PROD & CHEM·Filed 1980·Granted Feb 2, 1982·19 cites·6 claims
- 0662US6281170B1Surface tension reduction with N,N,N'-trialkkyl ureasAIR PROD & CHEM·Filed 1999·Granted Aug 28, 2001·20 cites·23 claims
- 0743US4868335ASeparation of mono-n-hexylamine-water azeotropeAIR PROD & CHEM·Filed 1988·Granted Sep 19, 1989·4 cites·3 claims
- 0830US4967001AAlkylation of toluenediamine and para-phenylenediamine with isobutylene in the presence of acidic, crystalline molecular sievesAIR PROD & CHEM·Filed 1988·Granted Oct 30, 1990·0 cites·12 claims
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