Inventor · disambiguated record
Horacio E. Bergna
Also filed as: BERGNA HORACIO E · BERGNA HORACIO ENRIQUE
19 granted patents·789 citations·filing 1974–1995
96Inventor score
Files withDU PONT19
Top patents by PatentIndex Score
19 records- 0198US4162238AFoundry mold or core compositions and methodDU PONT·Filed 1976·Granted Jul 24, 1979·82 cites·26 claims
- 0297US4477492AProcess for preparing superficially porous supports for chromatography and catalystsDU PONT·Filed 1983·Granted Oct 16, 1984·111 cites·13 claims
- 0396US4217240AStable aluminosilicate aquasols having uniform size particles and their preparationDU PONT·Filed 1977·Granted Aug 12, 1980·74 cites·6 claims
- 0495US4677084AAttrition resistant catalysts, catalyst precursors and catalyst supports and process for preparing sameDU PONT·Filed 1985·Granted Jun 30, 1987·74 cites·8 claims
- 0595US4272409AAluminosilicate sols and powdersDU PONT·Filed 1979·Granted Jun 9, 1981·63 cites·33 claims
- 0692US4257874APetroleum refinery processes using catalyst of aluminosilicate sols and powdersDU PONT·Filed 1979·Granted Mar 24, 1981·46 cites·3 claims
- 0791US4131542ASpray dried silica for chromatographyDU PONT·Filed 1977·Granted Dec 26, 1978·49 cites·11 claims
- 0890US5011804ACeramic dielectric compositions and method for improving sinterabilityDU PONT·Filed 1990·Granted Apr 30, 1991·55 cites·13 claims
- 0990US4316744AHigh ratio silicate foundry sand bindersDU PONT·Filed 1980·Granted Feb 23, 1982·51 cites·9 claims
- 1083US4683334AModified 8-ring zeolites as catalysts for conversion of methanol and ammonia to dimethylamineDU PONT·Filed 1985·Granted Jul 28, 1987·40 cites·26 claims
- 1182US4752596AModified 8-ring zeolites as catalystsDU PONT·Filed 1987·Granted Jun 21, 1988·38 cites·17 claims
- 1279US5082810ACeramic dielectric composition and method for preparationDU PONT·Filed 1990·Granted Jan 21, 1992·31 cites·9 claims
- 1377US4769477AMethod of making maleic anhydrideDU PONT·Filed 1987·Granted Sep 6, 1988·24 cites·7 claims
- 1468US4849539AMethod of making acrylonitrileDU PONT·Filed 1988·Granted Jul 18, 1989·17 cites·3 claims
- 1549US5569785AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Oct 29, 1996·10 cites·5 claims
- 1647US3951680AFilled polyolefin compositionsDU PONT·Filed 1974·Granted Apr 20, 1976·4 cites·7 claims
- 1746US6100211AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Aug 8, 2000·8 cites·6 claims
- 1845US4410405ASilica sol processDU PONT·Filed 1981·Granted Oct 18, 1983·9 cites·6 claims
- 1936US6103653AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Aug 15, 2000·3 cites·7 claims
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