Assignee
FILTROL CORP
41 granted patents·630 citations·filing 1973–1981
Top patents by PatentIndex Score
41 records- 0190US4086187AAttrition resistant zeolitic catalystFILTROL CORP·Filed 1976·Granted Apr 25, 1978·48 cites·11 claims
- 0287US4206085ABalanced alumina matrix in zeolite containing catalystFILTROL CORP·Filed 1979·Granted Jun 3, 1980·40 cites·12 claims
- 0387US3962135AShaped catalyst supportFILTROL CORP·Filed 1973·Granted Jun 8, 1976·37 cites·6 claims
- 0483US4196101AProcess for forming alumina pellets containing titania and process for producing hydrodesulfurization catalyst containing the pelletsFILTROL CORP·Filed 1978·Granted Apr 1, 1980·32 cites·10 claims
- 0583US4085069AHydrothermally stable catalysts containing ammonium faujasite zeolitesFILTROL CORP·Filed 1976·Granted Apr 18, 1978·31 cites·18 claims
- 0683US4010116AFluid cracking catalystsFILTROL CORP·Filed 1974·Granted Mar 1, 1977·34 cites·37 claims
- 0779US4310441ALarge pore silica-alumina gels and method of producing the sameFILTROL CORP·Filed 1979·Granted Jan 12, 1982·23 cites·35 claims
- 0879US4239651ACracking catalyst and method of producing the sameFILTROL CORP·Filed 1978·Granted Dec 16, 1980·23 cites·12 claims
- 0976US4388222ANi/Co Mo P On titania-alumina hydrodesulfurizing catalystFILTROL CORP·Filed 1979·Granted Jun 14, 1983·24 cites·21 claims
- 1076US4198319AMethod of producing zeolitic catalysts with silica alumina matrixFILTROL CORP·Filed 1978·Granted Apr 15, 1980·21 cites·14 claims
- 1175US4332782AMethod of producing pseudoboehmiteFILTROL CORP·Filed 1980·Granted Jun 1, 1982·21 cites·5 claims
- 1271US4313923AMethod of producing pseudoboehmitesFILTROL CORP·Filed 1980·Granted Feb 2, 1982·21 cites·6 claims
- 1371US4142994AShaped catalyst supportFILTROL CORP·Filed 1977·Granted Mar 6, 1979·18 cites·21 claims
- 1469US4142995AMethod of producing zeolitic catalysts with silica alumina matrixFILTROL CORP·Filed 1977·Granted Mar 6, 1979·17 cites·3 claims
- 1566US4333857AAttrition resistant zeolite containing catalystFILTROL CORP·Filed 1980·Granted Jun 8, 1982·18 cites·17 claims
- 1665US4228137AMethod of producing faujasite zeolites employing seeding techniquesFILTROL CORP·Filed 1979·Granted Oct 14, 1980·19 cites·12 claims
- 1764US4224188AAluminum faujasites, catalyst containing same and process of producing sameFILTROL CORP·Filed 1978·Granted Sep 23, 1980·17 cites·14 claims
- 1864US4192778ARare earth exchange faujasite zeolite catalyst containing same and process for producing sameFILTROL CORP·Filed 1978·Granted Mar 11, 1980·14 cites·14 claims
- 1964US4018714AHydrodesulfurization catalyst and process for producing the sameFILTROL CORP·Filed 1975·Granted Apr 19, 1977·16 cites·19 claims
- 2060US4356113ASubstrates with calibrated pore size and catalysts employing the sameFILTROL CORP·Filed 1980·Granted Oct 26, 1982·18 cites·8 claims
- 2158US4325847AUse of additional alumina for extra zeolite stability in FCC catalystFILTROL CORP·Filed 1980·Granted Apr 20, 1982·14 cites·10 claims
- 2256US4234457ACrystallized silica-alumina cogel and catalyst employing the sameFILTROL CORP·Filed 1979·Granted Nov 18, 1980·10 cites·15 claims
- 2355US4100108AZeolitic catalysts and method of producing sameFILTROL CORP·Filed 1977·Granted Jul 11, 1978·10 cites·11 claims
- 2454US4325845AZeolite catalysts and method of producing the sameFILTROL CORP·Filed 1979·Granted Apr 20, 1982·10 cites·13 claims
- 2553US4269815AMethod of exchanging sodium zeoliteFILTROL CORP·Filed 1980·Granted May 26, 1981·12 cites·6 claims
- 2652US4347164AMono- and poly-metallic supported catalystsFILTROL CORP·Filed 1980·Granted Aug 31, 1982·10 cites·7 claims
- 2750US4297325AMethod of producing pseudoboehmite from aluminum salt solutionsFILTROL CORP·Filed 1980·Granted Oct 27, 1981·8 cites·7 claims
- 2848US4240932AExchanged mordenite catalysts and processes for producing the sameFILTROL CORP·Filed 1979·Granted Dec 23, 1980·7 cites·4 claims
- 2948US4164483ARare earth exchange X zeolites, catalyst employing the same and method for producing the sameFILTROL CORP·Filed 1977·Granted Aug 14, 1979·7 cites·9 claims
- 3047US4058484AAmmonium faujasite zeolitesFILTROL CORP·Filed 1976·Granted Nov 15, 1977·7 cites·6 claims
- 3146US4264474AAmmoniated silica-alumina gel and catalyst containing the same and processes for producing sameFILTROL CORP·Filed 1979·Granted Apr 28, 1981·6 cites·5 claims
- 3243US4253989AZeolitic catalyst and method of producing sameFILTROL CORP·Filed 1978·Granted Mar 3, 1981·7 cites·10 claims
- 3343US4238361AAmmoniated silica-alumina gel and catalyst containing the same and processes for producing sameFILTROL CORP·Filed 1979·Granted Dec 9, 1980·5 cites·6 claims
- 3442US4259210ACrystalline alumino silicate-silica-alumina gel hydrocarbon conversion catalysts and processes for producing sameFILTROL CORP·Filed 1979·Granted Mar 31, 1981·5 cites·9 claims
- 3542US4238360AAmmoniated silica-alumina gel and catalyst containing the same and processes for producing sameFILTROL CORP·Filed 1979·Granted Dec 9, 1980·5 cites·15 claims
- 3639US4246138ACrystalline alumino silicate-silica-alumina gel catalysts and processes for producing sameFILTROL CORP·Filed 1979·Granted Jan 20, 1981·4 cites·12 claims
- 3737US4252684ACrystallized silica-alumina cogel and catalyst employing the sameFILTROL CORP·Filed 1979·Granted Feb 24, 1981·3 cites·12 claims
- 3835US4237031ACrystallized silica-alumina cogel and catalyst employing the sameFILTROL CORP·Filed 1979·Granted Dec 2, 1980·5 cites·8 claims
- 3933US4215016AExchanged faujasite zeolite catalyst containing same and process for producing sameFILTROL CORP·Filed 1978·Granted Jul 29, 1980·2 cites·8 claims
- 4031US4198321AHydroprocessing catalystsFILTROL CORP·Filed 1977·Granted Apr 15, 1980·1 cites·10 claims
- 4130US4362652ACracking catalysts containing silica-alumina gelsFILTROL CORP·Filed 1981·Granted Dec 7, 1982·0 cites·5 claims
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