Inventor

COSYNS JEAN

FR67 patents

⚠️ This page may combine multiple inventors who share the name “COSYNS JEAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COSYNS JEAN

INST FRANCAIS DU PETROLE

Process for the elimination of mercury from hydrocarbons by passage over a presulphurated catalyst

Process for producing gasoline with a low sulphur content

Process and plant for the conversion of olefinic C4 cuts to polyisobutene and to propylene

Process for production of isobutene and propylene from hydrocarbon cuts containing four carbon atoms

Process for selective hydrogenation of a hydrocarbon cut containing at least three carbon atoms

Process and plant for the conversion of olefinic C4 and C5 cuts to an ether and to propylene

Apparatus comprising a catalytic distillation zone comprising a reaction zone with distribution of hydrogen

Process for elimination of mercury and possibly arsenic in hydrocarbons

Process for selectively hydrogenating acetylene in a mixture of acetylene and ethylene

Process for selectively hydrogenating a di-olefin in a mixture of hydrocarbons having at least 4 carbon atoms and comprising an α-olefin

Process for the selective hydrogenation of a hydrocarbon fraction with 2 or 3 carbon atoms per molecule

Process for the conversion of olefinic C4 cuts from steam cracking to high octane gasoline and butane

Process for upgrading effluents from syntheses of the Fischer-Tropsch type

Process for selective catalytic hydrogenation in liquid phase of a normally gaseous feed containing ethylene, acetylene and gasoline

Selectively hydrogenating acetylenic compounds in a high butadiene content C4 cut

Process for producing benzene by hydrodealkylation of a hydrocarbon fraction comprising alkyl-aromatic hydrocarbons, olefinic hydrocarbons and sulfur compounds

Process for the selective hydrogenation of gasolines comprising both gum-generating compounds and undesirable sulfur compounds

Process for upgrading effluents from syntheses of the Fischer-Tropsch type

Process for the catalytic hydrodealkylation of alkylaromatic hydrocarbons

Facility for the production of isobutene and propylene from hydrocarbon cuts containing four carbon atoms

Plant for the conversion of olefinic C4 and C5 cuts to an ether and to propylene

Process for the selective reduction to the content of benzene and light unsaturated compounds in a hydrocarbon cut

Process and plant for the conversion of olefinic C4 cuts to polyisobutene and to propylene

Process for the selective reduction to the content of benzene and light unsaturated compounds in a hydrocarbon cut

Process for desulfurizing a catalytic cracking or steam cracking effluent

Process for the preparation of an aliphatic alkylate with a high octane number from a C4 cracking fraction

Process for the production of high purity isobutene combining reactive distillation with hydroisomerisation and skeletal isomerisation

Process for the production of high purity isobutene combining reactive distillation with hydroisomerization, distillation and skeletal isomerization

Process for eliminating jointly arsenic and carbon oxysulfide from an unsaturated hydrocarbon cut in the liquid phase

Hydrogenation and etherification of an unsaturated C5 hydrocarbon cut to increase its octane number and decrease its mono-olefin content

Process for converting C4 olefinic cracking cuts to alkylate and gasoline

Process for converting C4 olefinic cracking cuts to alkylate and gasoline

Process for the production of benzene from hydrocarbon fractions rich in alkyl-aromatic hydrocarbons and containing paraffinic and naphthenic hydrocarbons

Supported group VIII noble metal catalyst and process for making it

Process for selective hydrogenation, in particular of diolefins in steam cracking volatiles, with a catalyst in the form of beds which are used successively

Process for hydrogenating olefins in the presence of ethers

Process for producing 2-methyl-2-butene from a 5 carbon atom olefins cut containing 2-methyl-1-butene and at least one n-pentene

Process for the hydrodesulfurization and deoxygenation of a gas containing oxygen and organic sulfur compounds

Process for the hydrodesulfurization of natural gas containing organic sulfur compounds and oxygen

Process for the joint production of highly pure 1-butene and premium gasoline from a C4 olefinic cut

Process for upgrading olefinic C4 cuts

Process for upgrading C4 olefinic cuts

Process for selectively hydrogenating a hydrocarbon cut containing at least one diolefinic hydrocarbon and at least one acetylenic hydrocarbon using a palladium catalyst with crystallites of at least 50 angstroms

Process for steam dealkylation of aromatic hydrocarbons

Process for the 3-step catalytic treatment of highly unsaturated heavy fractions under hydrogen pressure

COSYNS JEAN

Process for the production of high-quality kerosene and diesel fuels for the coproduction of hydrogen from saturated light cuts

Elimination of chlorine compounds from hydrocarbon cuts

PRO CATALYSE

Supported palladium-gold catalyst, and its manufacture

CATALYSE SOC PROD FRANCAIS

Process for selectively hydrogenating acetylenic hydrocarbons of a C4 hydrocarbon cut containing butadiene

INST FRANCAISE DU PETROLE DE C

Process for hydrodealkylating alkylaromatic hydrocarbons