Inventor · Saint-Avold, FR

Francis Raatz

31Patents
11h-index
33Co-inventors
71Inventor score

Filing activity: Jun 23, 1983 → May 17, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5013537A Process for the synthesis of zeolites of the ferrisilicate type, products so obtained Emerging Cross-Sectional Technologies 40 Expired
US5227557A Process for the aromatization of hydrocarbons containing 2 to 4 carbon atoms per molecule Chemistry; Metallurgy 35 Expired
US5215950A Catalyst containing a zeolite, a noble metal from the family of platinum, an alkali metal of an alkaline earth metal and an additional metal, as well as the use thereof in the aromatization of hydrocarbons containing 2 to 4 carbon atoms per molecule Chemistry; Metallurgy 24 Expired
US5177280A Process for producing alkylbenzenes using a catalyst based on a dealuminized Y zeolite and a catalyst based on a dealuminized mordenite Emerging Cross-Sectional Technologies 21 Expired
US4724067A Stabilized and dealuminated omega zeolite Performing Operations; Transporting 16 Expired
US5171556A Beta type zeolite and its preparation process Performing Operations; Transporting 15 Expired
US4780436A Zeolite of omega structure catalysts Performing Operations; Transporting 14 Expired
US4853203A Ferrierites; their process of manufacture Emerging Cross-Sectional Technologies 13 Expired
US5239482A Method of and an apparatus for measuring the adsorption and the desorption of a gas adsorbed by a solid sample and the use thereof Physics 12 Expired
US5077254A Mordenite-based catalyst containing at least one metal from group VIII and its use for isomerizing a C.sub.8 aromatic fraction Performing Operations; Transporting 12 Expired
US4723048A Process for dismutation and transalkylation of aromatic hydrocarbons in the presence of a zeolite catalyst Chemistry; Metallurgy 12 Expired
US4923835A Catalyst of aluminosilicate type containing at least one noble metal and its use for isomerizing a C8 aromatic cut Performing Operations; Transporting 11 Expired
US4902847A Method for producing olefin oligomers using a modified mordenite based catalyst Mechanical Engineering; Lighting; Heating 10 Expired
US4501656A Dewaxing process employing a catalyst with a highly dealuminated mordenite base Chemistry; Metallurgy 10 Expired
US5010048A Catalyst of the gallosilicate type and its utilization of light C.sub.2 C.sub.4 gases Emerging Cross-Sectional Technologies 8 Expired
US5034363A Catalyst of the gallium-containing aluminosilicate type and its utilization in the aromatization of light C.sub.2 -C.sub.4 gases Emerging Cross-Sectional Technologies 6 Expired
US4977121A Mordenite-containing catalyst, its preparation and use for isomerizing cuts of high normal paraffin content Chemistry; Metallurgy 6 Expired
US5157198A Process for isomerizing normal paraffins in the presence of at least one catalyst based on a particular omega zeolite Performing Operations; Transporting 5 Expired
US5268522A Process for the aromatization of hydrocarbons containing 5 to 9 carbon atoms per molecule in the presence of a particular catalyst Chemistry; Metallurgy 5 Expired
US4992400A Cracking catalyst for hydrocarbon charges comprising an offretite, a zeolite and a matrix Performing Operations; Transporting 5 Expired
US4935578A Mordenite-containing catalyst, its preparation and use for isomerizing cuts of high normal paraffin content Chemistry; Metallurgy 4 Expired
US4727217A Catalyst for isomerizing cuts of high normal paraffins content Chemistry; Metallurgy 4 Expired
US4982046A Olefin oligomerization Emerging Cross-Sectional Technologies 4 Expired
US5132479A Mordenite-based catalyst containing at least one metal from group VIII and its use for isomerizing a C.sub.8 aromatic fraction Performing Operations; Transporting 2 Expired
US5215736A Mordenite type zeolite and its preparation process Emerging Cross-Sectional Technologies 2 Expired

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