Inventor · Rueil-Malmaison, FR

Alain Methivier

17Patents
10h-index
21Co-inventors
68Inventor score

Filing activity: Dec 6, 1996 → Nov 20, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6140263A Process for the production of supported zeolite membranes, and zeolite membranes so produced Emerging Cross-Sectional Technologies 19 Expired
US5948950A Process for separating para-xylene, comprising an adsorption step with injection of water and a crystallization step Chemistry; Metallurgy 19 Expired
US6369287B1 Process for co-production and separation of ethylbenzene and paraxylene Chemistry; Metallurgy 17 Expired
US6376734B1 Process for the production of at least one isomer of xylenes that comprise an adsorption stage and an isomerization stage with an euo-structural-type catalyst Chemistry; Metallurgy 16 Expired
US6884918B1 Agglomerated zeolitic adsorbents, method for obtaining same uses thereof Chemistry; Metallurgy 15 Expired
US6410815B1 Agglomerated zeolite adsorbents, process for their preparation, and their use for adsorbing paraxylene from aromatic C8 fractions Emerging Cross-Sectional Technologies 14 Expired
US7847141B2 Process for improving gasoline cuts and conversion into gas oils Chemistry; Metallurgy 12 Active
US7592499B2 Process for co-producing para-xylene and styrene Chemistry; Metallurgy 11 Expired
US7705193B2 Process for improving gasoline fractions and gasoil conversion with additional treatment to increase the gasoil fraction yield Chemistry; Metallurgy 11 Active
US6841714B2 Process for co-production of paraxylene, metaxylene and/or orthoxylene Chemistry; Metallurgy 10 Expired
US6197427A Process for the production of zeolite membranes supported on porous glass and a zeolite membrane so produced Performing Operations; Transporting 8 Expired
US7452840B2 Agglomerated zeolitic adsorbents, their process of preparation and their uses Chemistry; Metallurgy 7 Expired
US6410811B1 Selective hydrogenation process comprising partial separation of hydrogen by a membrane upstream of a reactive column Chemistry; Metallurgy 6 Expired
US6838588B2 Process for co-producing para-xylene and metaxylene, comprising two separation steps Chemistry; Metallurgy 3 Expired
US6177604A Process for co-production and separation of ethylbenzene and paraxylene Chemistry; Metallurgy 1 Expired
US6828470B2 Coproduction process for para-xylene and ortho-xylene comprising two separation steps Chemistry; Metallurgy 1 Expired
US8500865B2 Gas deacidizing method using an absorbent solution with demixing during regeneration Emerging Cross-Sectional Technologies 1 Active

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