Assignee
AXENS
FR·59 granted patents·14 pending applications·101 citations·filing 2002–2023
Top patents by PatentIndex Score
73 records- 0190US8816147B2Process for separating 1-hexene from a mixture of products obtained from an ethylene trimerization zoneAXENS·Filed 2013·Granted Aug 26, 2014·8 cites·15 claims
- 0289US11459514B2Hydrocracking process and device with reduction of polynuclear aromatic compoundsAXENS·Filed 2017·Granted Oct 4, 2022·10 cites·7 claims
- 0387US10533142B2Method and device for reducing heavy polycyclic aromatic compounds in hydrocracking unitsAXENS·Filed 2015·Granted Jan 14, 2020·7 cites·16 claims
- 0487US10370307B2Process for the oligomerization of olefins employing a cleaning deviceAXENS·Filed 2017·Granted Aug 6, 2019·7 cites·13 claims
- 0587US10113121B2Gasoline production process comprising an isomerization step followed by at least two separation stepsAXENS·Filed 2015·Granted Oct 30, 2018·4 cites·8 claims
- 0684US10131849B2Naphtha isomerization process comprising two thermally integrated stepsAXENS·Filed 2015·Granted Nov 20, 2018·3 cites·5 claims
- 0784US9732286B2Process for hydrogenation of a hydrocarbon feedstock comprising aromatic compoundsAXENS·Filed 2014·Granted Aug 15, 2017·7 cites·20 claims
- 0882US9745527B2Process for the intense conversion of residues, maximizing the gasoline yieldAXENS·Filed 2015·Granted Aug 29, 2017·2 cites·13 claims
- 0981US10501695B2Process for the intense conversion of residues, maximizing the gas oil yieldAXENS·Filed 2015·Granted Dec 10, 2019·2 cites·8 claims
- 1080US10669493B2Process and device for the inverted separation of aromaticsAXENS·Filed 2019·Granted Jun 2, 2020·1 cites·21 claims
- 1180US10464041B2Structured packing element having a spiral helix shapeAXENS·Filed 2018·Granted Nov 5, 2019·5 cites·9 claims
- 1278US11015129B2Naphtha hydrotreating processAXENS·Filed 2020·Granted May 25, 2021·2 cites·19 claims
- 1378US10954176B2Process for producing para-xylene using a step in a simulated moving bed and a step of fractionation via a three-fraction columnAXENS·Filed 2019·Granted Mar 23, 2021·1 cites·13 claims
- 1477US10174264B2Process for the production of white oils from waste oilsAXENS·Filed 2014·Granted Jan 8, 2019·3 cites·13 claims
- 1577US9833759B2Fluid distribution deviceAXENS·Filed 2014·Granted Dec 5, 2017·3 cites·20 claims
- 1670US10563140B2Installation and process for jointly implementing compression of the acid gases from the hydroconversion or hydrotreatment unit and that of the gaseous effluents from the catalytic cracking unitAXENS·Filed 2016·Granted Feb 18, 2020·1 cites·13 claims
- 1770US10377955B2Device for cooling heat transfer solid for precisely controlling the temperature, said device optionally being associated with an endothermic or exothermic processAXENS·Filed 2017·Granted Aug 13, 2019·1 cites·11 claims
- 1869US10647931B2Process for the oligomerization of light olefins by means of a reaction section comprising at least two reactors which can be permutated, promoting the selectivity for distillatesAXENS·Filed 2016·Granted May 12, 2020·1 cites·12 claims
- 1969US9745232B2Process for the isomerization of C5/C6 hydrocarbon cuts with chlorinated compound recyclingAXENS·Filed 2015·Granted Aug 29, 2017·1 cites·13 claims
- 2069US9464966B2Device for sampling solids from a sealed enclosure and method using sameAXENS·Filed 2014·Granted Oct 11, 2016·2 cites·17 claims
- 2168US7022161B2Process using alumina agglomerates to eliminate organic oxygen-containing molecules present in an organic effluentAXENS·Filed 2002·Granted Apr 4, 2006·8 cites·17 claims
- 2267US10465127B2Method and device for reducing heavy polycyclic aromatic compounds in hydrocracking unitsAXENS·Filed 2015·Granted Nov 5, 2019·1 cites·16 claims
- 2367US7125538B2Alumina and methods for preparing the sameAXENS·Filed 2002·Granted Oct 24, 2006·7 cites·20 claims
- 2467US7090825B2Alumina agglomerates and preparation method thereofAXENS·Filed 2002·Granted Aug 15, 2006·4 cites·25 claims
- 2566US11198091B2Process for dehydrating a hydrocarbon-based gasAXENS·Filed 2019·Granted Dec 14, 2021·1 cites·13 claims
- 2666US2025243133A1Improved process for the production of middle distillates by oligomerization of an olefinic feedstockAXENS·Filed 2023·Application pending·0 cites
- 2762US11110431B2Alumina having acidity and structure with a porosity which are optimalAXENS·Filed 2019·Granted Sep 7, 2021·0 cites·16 claims
- 2859US9908061B2Method for recovering low-temperature heat and application of the method to an aromatics complexAXENS·Filed 2013·Granted Mar 6, 2018·1 cites·6 claims
- 2959US7252768B2Method for eliminating metal halides that are present in a liquid or gaseous, organic or non-organic effluentAXENS·Filed 2002·Granted Aug 7, 2007·3 cites·15 claims
- 3056US11465112B2Device for dispensing a fluid, which device can be arranged in a reactor comprising a fixed catalytic bedAXENS·Filed 2019·Granted Oct 11, 2022·0 cites·19 claims
- 3156US2024409830A1Integrated Process for Complete Conversion of Residue FeedstockAXENS·Filed 2023·Application pending·0 cites
- 3256US2025243418A1Renewable kerosene fuel having excellent low-temperature propertiesAXENS·Filed 2023·Application pending·0 cites
- 3355US11898108B2Hydrocracking processAXENS·Filed 2022·Granted Feb 13, 2024·0 cites·22 claims
- 3455US11242302B2Method for producing paraxylene using a simulated moving-bed step, and a step of fractionating two fractions in a two-section columnAXENS·Filed 2019·Granted Feb 8, 2022·0 cites·17 claims
- 3555US2025325973A1Device making possible the regeneration of a hydroconversion catalyst and associated processesAXENS·Filed 2023·Application pending·0 cites
- 3655US2023035172A1Catalyst medium comprising hollow microspheresAXENS·Filed 2020·Application pending·0 cites
- 3754US10744489B2Method for preparing solids from a mixture of at least two malachite powdersAXENS·Filed 2018·Granted Aug 18, 2020·0 cites·11 claims
- 3854US9714390B2Process for purifying a hydrocarbon feedAXENS·Filed 2013·Granted Jul 25, 2017·1 cites·8 claims
- 3953US7374737B2Use of a tiO2 composition as catalyst for hydrolyzing COS and/or HCNAXENS·Filed 2002·Granted May 20, 2008·4 cites·21 claims
- 4052US11624032B2Process for extracting gasoline from a gas containing condensable hydrocarbonsAXENS·Filed 2021·Granted Apr 11, 2023·0 cites·16 claims
- 4152US11033876B2Structured packing element formed by a flat plate provided with slots and recessesAXENS·Filed 2018·Granted Jun 15, 2021·0 cites·20 claims
- 4252US10702840B2Fixed bed or moving bed reactors with a radial flow of process stream to be treated, comprising improved internalsAXENS·Filed 2018·Granted Jul 7, 2020·0 cites·15 claims
- 4351US9297792B2Analysis device and associated method for operating simulated moving bed xylenes separation units a Raman spectrometerAXENS·Filed 2014·Granted Mar 29, 2016·0 cites·9 claims
- 4449US2025146911A1Device for sampling solid particles comprising at least one capacitive valveAXENS·Filed 2023·Application pending·0 cites
- 4547US11241667B2Method for preparing solids from a mixture of at least one malachite powder and an oxide powder and the use of said solidsAXENS·Filed 2018·Granted Feb 8, 2022·0 cites·15 claims
- 4646US10876051B2Process and device for separating aromatics under vacuumAXENS·Filed 2019·Granted Dec 29, 2020·0 cites·15 claims
- 4746US10071356B2Moving bed catalytic reactor for managing interruptions to the circulation of catalyst, and process using said reactorAXENS·Filed 2015·Granted Sep 11, 2018·0 cites·9 claims
- 4846US9295985B2Continuous catalyst regeneration reactor with a chamber for mixing gas and distributing gas in the oxychlorination zoneAXENS·Filed 2013·Granted Mar 29, 2016·0 cites·17 claims
- 4945US11592088B2Removable fixing deviceAXENS·Filed 2020·Granted Feb 28, 2023·0 cites·19 claims
- 5043US9314786B2Reactor for continuous catalyst regeneration with a perforated box for mixing and distributing gases in the oxychlorination zoneAXENS·Filed 2013·Granted Apr 19, 2016·0 cites·10 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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