Inventor · Venezia, IT

Roberto Zennaro

16Patents
8h-index
34Co-inventors
68Inventor score

Filing activity: Jul 19, 1996 → Sep 2, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7176342B2 Method for the preparation of hydrogenated hydrocarbons Emerging Cross-Sectional Technologies 87 Expired
US6465530B2 Process for synthetizing hydrocarbons in the presence of a catalyst comprising a group VIII metal supported on silica-alumina Performing Operations; Transporting 33 Expired
US6075062A Catalytic composition suitable for the fischer-tropsch process Chemistry; Metallurgy 33 Expired
US5856365A Process for the preparation of a catalyst useful for the conversion of synthesis gas Chemistry; Metallurgy 22 Expired
US6977273B2 Process for synthesising hydrocarbons in the presence of a catalyst comprising a group VIII metal supported on silica-alumina Performing Operations; Transporting 22 Expired
US6121190A Catalytic composition useful in the Fischer-Tropsch reaction Chemistry; Metallurgy 15 Expired
US6596667B2 Supported cobalt-based catalyst Performing Operations; Transporting 11 Expired
US6515035B2 PROCESS FOR CONVERTING SYNTHESIS GAS IN THE PRESENCE OF A CATALYST COMPRISING A GROUP VIII ELEMENT DISPERSED ON A SUPPORT BASED ON ALUMINA MODIFIED BY AQUEOUS IMPREGNATION OF QUATERNARY AMMONIUM SILICATE Emerging Cross-Sectional Technologies 8 Expired
US6689819B2 Supported cobalt-based catalyst Performing Operations; Transporting 8 Expired
US6586481B2 Catalyst based on cobalt and its use in the fischer-tropsch process Performing Operations; Transporting 6 Expired
US7241815B2 Process for synthesising hydrocarbons in a three-phase reactor in the presence of a catalyst comprising a group VIII metal supported on zirconia or on a zirconia-alumina mixed oxide Chemistry; Metallurgy 3 Expired
US9890333B2 Packed-bed tubular reactor for heterogeneous exothermic or endothermic catalytic reactions Performing Operations; Transporting 2 Active
US6096790A Process for the preparation of a catalyst based on cobalt and scandium Chemistry; Metallurgy 2 Expired
US9387456B2 Reactor for exothermic or endothermic catalytic reactions Performing Operations; Transporting 1 Active
US9403693B2 Process for the purification of an aqueous stream coming from the fischer-tropsch reaction Chemistry; Metallurgy 1 Active
US9289725B2 Process for the purification of an aqueous stream coming from the fischer-tropsch reaction Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.