Patents by Inventor Rene Samson
Rene Samson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9340469Abstract: A catalyst return apparatus is disclosed as well as a riser reactor system comprising the conduit apparatus and a riser reactor, the conduit apparatus comprising a catalyst return conduit and at least two flow control devices in series, each flow control device arranged to control the flow of fluid through the conduit, wherein the length of the catalyst return conduit is more than 20 m. A process for reacting a feedstock in a riser reactor system comprising a riser reactor, the catalyst return apparatus and, and a stage vessel, the process comprising: holding a fluid comprising the catalyst in the at least one stage vessel for a residence time of at least 10 seconds.Type: GrantFiled: April 24, 2014Date of Patent: May 17, 2016Assignee: Shell Oil CompanyInventors: Leslie Andrew Chewter, Hubertus Wilhelmus Albertus Dries, Rene Samson, Mao Ye
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Publication number: 20140343338Abstract: A catalyst return apparatus is disclosed as well as a riser reactor system comprising the conduit apparatus and a riser reactor, the conduit apparatus comprising a catalyst return conduit and at least two flow control devices in series, each flow control device arranged to control the flow of fluid through the conduit, wherein the length of the catalyst return conduit is more than 20 m. A process for reacting a feedstock in a riser reactor system comprising a riser reactor, the catalyst return apparatus and, and a stage vessel, the process comprising: holding a fluid comprising the catalyst in the at least one stage vessel for a residence time of at least 10 seconds.Type: ApplicationFiled: April 24, 2014Publication date: November 20, 2014Applicant: SHELL OIL COMPANYInventors: Leslie Andrew CHEWTER, Hubertus Wilhelmus Albertus DRIES, Rene SAMSON, Mao YE
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Publication number: 20140234178Abstract: A catalyst return apparatus is disclosed as well as a riser reactor system comprising the conduit apparatus and a riser reactor, the conduit apparatus comprising a catalyst return conduit and at least two flow control devices in series, each flow control device arranged to control the flow of fluid through the conduit, wherein the length of the catalyst return conduit is more than 20 m. A process for reacting a feedstock in a riser reactor system comprising a riser reactor, the catalyst return apparatus and, and a stage vessel, the process comprising: holding a fluid comprising the catalyst in the at least one stage vessel for a residence time of at least 10 seconds.Type: ApplicationFiled: April 24, 2014Publication date: August 21, 2014Applicant: SHELL OIL COMPANYInventors: Leslie Andrew CHEWTER, Hubertus Wilhelmus Albertus DRIES, Rene SAMSON, Mao YE
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Patent number: 8747767Abstract: A catalyst return apparatus is disclosed as well as a riser reactor system comprising the conduit apparatus and a riser reactor, the conduit apparatus comprising a catalyst return conduit and at least two flow control devices in series, each flow control device arranged to control the flow of fluid through the conduit, wherein the length of the catalyst return conduit is more than 20 m. A process for reacting a feedstock in a riser reactor system comprising a riser reactor, the catalyst return apparatus and, and a stage vessel, the process comprising: holding a fluid comprising the catalyst in the at least one stage vessel for a residence time of at least 10 seconds.Type: GrantFiled: December 21, 2009Date of Patent: June 10, 2014Assignee: Shell Oil CompanyInventors: Leslie Andrew Chewter, Hubertus Wilhelmus Albertus Dries, Rene Samson, Mao Ye
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Patent number: 8696999Abstract: A riser reactor system comprising a riser reactor and a catalyst feed device for fluidized catalyst, the riser reactor having a riser interior in which catalyst is flowing during normal operation, and the feed device comprising an annular trough surrounding the riser interior, the annular trough having an upstream opening for receiving fluidized catalyst, and at least one substantially circumferential downstream opening providing fluid communication between the trough and the riser interior; and a process for the preparation of an olefinic product using a riser reactor system as claimed in any one of the preceding claims, the process comprising reacting an oxygenate feedstock in the presence of an oxygenate conversion catalyst under oxygenate-to-olefin conversion conditions in the riser reactor system, to obtain the olefinic product.Type: GrantFiled: December 21, 2009Date of Patent: April 15, 2014Assignee: Shell Oil CompanyInventors: Leslie Andrew Chewter, Hubertus Wilhelmus Albertus Dries, Rene Samson, Mao Ye
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Patent number: 8241583Abstract: A process for cracking a hydrocarbon feed in a reactor assembly comprising: a reactor vessel; a solid catalyst inlet by which catalyst is introduced and a solid catalyst outlet by which catalyst is removed from the reactor vessel; a plurality of feed nozzles by which feed is introduced at the bottom of the vessel; a product outlet for removing a product mixture of gas and solid catalyst at the upper part of the reactor; at least one partition plate, that divides the interior of the reactor vessel into two or more compartments, wherein the partition plate intersects the solid catalyst inlet.Type: GrantFiled: March 5, 2009Date of Patent: August 14, 2012Assignee: Shell Oil CompanyInventors: Hubertus Wilhelmus Albertus Dries, Rene Samson
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Publication number: 20110306814Abstract: A riser reactor system comprising a riser reactor and a catalyst feed device for fluidized catalyst, the riser reactor having a riser interior in which catalyst is flowing during normal operation, and the feed device comprising an annular trough surrounding the riser interior, the annular trough having an up-stream opening for receiving fluidized catalyst, and at least one substantially circumferential downstream opening providing fluid communication between the trough and the riser interior; and a process for the preparation of an olefinic product using a riser reactor system as claimed in any one of the preceding claims, the process comprising reacting an oxygenate feedstock in the presence of an oxygenate conversion catalyst under oxygenate-to-olefin conversion conditions in the riser reactor system, to obtain the olefinic product.Type: ApplicationFiled: December 21, 2009Publication date: December 15, 2011Applicant: Internationale Research Maatschappij B.V.Inventors: Leslie Andrew Chewter, Hubertus Wilhelmus Albertus Dries, Rene Samson, Mao Ye
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Publication number: 20110295049Abstract: A catalyst return apparatus is disclosed as well as a riser reactor system comprising the conduit apparatus and a riser reactor, the conduit apparatus comprising a catalyst return conduit and at least two flow control devices in series, each flow control device arranged to control the flow of fluid through the conduit, wherein the length of the catalyst return conduit is more than 20 m. A process for reacting a feedstock in a riser reactor system comprising a riser reactor, the catalyst return apparatus and, and a stage vessel, the process comprising: holding a fluid comprising the catalyst in the at least one stage vessel for a residence time of at least 10 seconds.Type: ApplicationFiled: December 21, 2009Publication date: December 1, 2011Inventors: Leslie Andrew Chewter, Hubertus Wilhelmus Albertus Dries, Rene Samson, Mao Ye
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Publication number: 20110058992Abstract: A process for cracking a hydrocarbon feed in a reactor assembly comprising: a reactor vessel; a solid catalyst inlet by which catalyst is introduced and a solid catalyst outlet by which catalyst is removed from the reactor vessel; a plurality of feed nozzles by which feed is introduced at the bottom of the vessel; a product outlet for removing a product mixture of gas and solid catalyst at the upper part of the reactor; at least one partition plate, that divides the interior of the reactor vessel into two or more compartments, wherein the partition plate intersects the solid catalyst inlet.Type: ApplicationFiled: March 5, 2009Publication date: March 10, 2011Inventors: Hubertus Wilhelmus Albertus Dries, Rene Samson
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Publication number: 20100200460Abstract: A system comprising a riser reactor for contacting a gas oil feedstock with a catalytic cracking catalyst under catalytic cracking conditions to yield a riser reactor product comprising a cracked gas oil product and a spent cracking catalyst; a separator for separating said riser reactor product into said cracked gas oil product and said spent cracking catalyst; a regenerator for regenerating said spent cracking catalyst to yield a regenerated catalyst; a intermediate reactor for contacting a gasoline feedstock with said regenerated catalyst under high severity conditions to yield a cracked gasoline product and a used regenerated catalyst; a first conduit connected to the intermediate reactor and the riser reactor, the first conduit adapted to send the used regenerated catalyst to the riser reactor to be used as the catalytic cracking catalyst; and a second conduit connected to the intermediate reactor and the regenerator, the second conduit adapted to send the used regenerated catalyst to the regenerator toType: ApplicationFiled: April 28, 2008Publication date: August 12, 2010Applicant: SHELL OIL COMPANYInventors: David John Brosten, George A. Hadjigeorge, Weijian Mo, Rene Samson
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Patent number: 7470644Abstract: The invention pertains to a process for combusting coke of a coke-containing FCC catalyst in a regeneration unit of a FCC unit having the introduction of oxygen-containing gas through a gas-transport unit into the regeneration unit and combusting the coke by means of an oxygen-containing gas, in which the oxygen-containing gas is cooled in a cooling unit before it is brought in contact with the coke-containing FCC catalyst. The invention further relates to an apparatus for performing said process.Type: GrantFiled: March 27, 2003Date of Patent: December 30, 2008Assignee: Shell Oil CompanyInventors: Jacobus Mathias Hendrikus Dirkx, Richard Joseph Higgins, Rene Samson
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Patent number: 7332131Abstract: A feed nozzle assembly located near the bottom of an FCC riser reactor includes a plurality of feed nozzles, each feed nozzle including a discharge end which is angled toward the center of the riser. The angled discharged ends provide a combined discharge of hydrocarbon feed and atomization gas into the central portion of the riser thereby providing a desirable feed/catalyst contact condition while preventing impingement of the feed upon the riser walls.Type: GrantFiled: March 15, 2004Date of Patent: February 19, 2008Assignee: Shell Oil CompanyInventors: Ye-Mon Chen, Rene Samson
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Patent number: 7108195Abstract: A protective shield for protecting a feed nozzle encloses, not only the circumference of the feed nozzle, but also encloses and protects the end of the feed nozzle. The protective shield includes an open portion in its end which corresponds to, and surrounds the slit in the end of the feed nozzle. Optimal shape of the open portion is determined by spray visualization tests.Type: GrantFiled: February 5, 2004Date of Patent: September 19, 2006Assignee: Shell Oil CompanyInventors: Bernardus Maria Geertshuis, Jason Andrew Horwege, Ye Mon Chen, Rene Samson
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Patent number: 7101516Abstract: Described is a catalyst regenerator system that includes a regenerator vessel within which is a verticaliy extending partition that divides a fluidized bed zone of the regenerator vessel into a dense phase fluidized bed zone and a fast-fluidized bed zone. Apparatus is provided to introduce spent catalyst into the fast-fluidized bed zone and to remove regenerated catalyst from the dense phase fluidized bed zone. The partition is equipped with openings that provide for the flow of catalyst from the dense phase fluidized bed zone to the fast-fluidized bed zone.Type: GrantFiled: July 17, 2001Date of Patent: September 5, 2006Assignee: Shell Oil CompanyInventor: Rene Samson
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Publication number: 20060165605Abstract: A process to supply solid particles to a fluidized bed via a riser which has a substantially vertical upper part terminating at an outlet opening in the fluidized bed and wherein the solid particles are transported towards the fluidized bed in the riser with a lift gas, which lift gas and solid particles are contacted at an upstream part of the riser and wherein between the upstream part and the outlet opening the interior of the riser is provided with a plurality of axially spaced mixing elements.Type: ApplicationFiled: December 19, 2002Publication date: July 27, 2006Inventors: Ye-Mon Chen, Hubertus Wilhelmus Dries, Rene Samson
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Publication number: 20050227850Abstract: The invention pertains to a process for combusting coke of a coke-containing FCC catalyst in a regeneration unit of a FCC unit having the introduction of oxygen-containing gas through a gas-transport unit into the regeneration unit and combusting the coke by means of an oxygen-containing gas, in which the oxygen-containing gas is cooled in a cooling unit before it is brought in contact with the coke-containing FCC catalyst. The invention further relates to an apparatus for performing said process.Type: ApplicationFiled: March 27, 2003Publication date: October 13, 2005Inventors: Jacobus Mathias Dirkx, Richard Higgins, Rene Samson
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Publication number: 20050201905Abstract: A feed nozzle assembly located near the bottom of an FCC riser reactor includes a plurality of feed nozzles, each feed nozzle including a discharge end which is angled toward the center of the riser. The angled discharged ends provide a combined discharge of hydrocarbon feed and atomization gas into the central portion of the riser thereby providing a desirable feed/catalyst contact condition while preventing impingement of the feed upon the riser walls.Type: ApplicationFiled: March 15, 2004Publication date: September 15, 2005Inventors: Ye-Mon Chen, Rene Samson
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Publication number: 20050173558Abstract: A protective shield for protecting a feed nozzle encloses, not only the circumference of the feed nozzle, but also encloses and protects the end of the feed nozzle. The protective shield includes an open portion in its end which corresponds to, and surrounds the slit in the end of the feed nozzle. Optimal shape of the open portion is determined by spray visualization tests.Type: ApplicationFiled: February 5, 2004Publication date: August 11, 2005Inventors: Bernardus Geertshuis, Jason Horwege, Ye Chen, Rene Samson
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Patent number: 6723227Abstract: Fluidized catalytic cracking process which process comprises: (a) separating the hydrocarbon product from the spent catalyst by means of one or more gas-solid separation steps; (b) stripping the spent catalyst in a dense phase fluidized stripping zone by introducing a stripping medium in the lower portion of the stripping zone; (c) introducing part of the spent catalyst obtained in step (b) to a regeneration zone wherein the coke is removed from the catalyst by means of combustion; (d) introducing the remaining part of the spent catalyst and part of the hot regenerated catalyst into a lower portion of an elongated dilute phase stripping zone; (e) introducing a stream of a stripping medium into the lower portion of the dilute phase stripping zone to contact the resulting mixture of spent catalyst and regenerated catalyst therein; (f) passing a stream of the spent catalyst mixed with the hot regenerated catalyst and stripping medium in the dilute phase stripping zone; (g) introducing the separated catalyst of sType: GrantFiled: November 8, 2001Date of Patent: April 20, 2004Assignee: Shell Oil CompanyInventor: Rene Samson
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Publication number: 20030143126Abstract: Regenerator vessel provided with means to supply catalyst particles, means to supply an oxygenate gas, means to discharge regenerated catalyst, means to discharge combustion gases from the vessel and means to separate entrained catalyst from the combustion gases, which vessel also comprises, in use, a fluidised bed zone of catalyst at its lower end, wherein in the fluidised bed zone a vertically extending partition, which partition is provided with one or more openings, is present dividing the fluidised bed zone in a dense phase fluidised bed zone and a fast-fluidised bed zone, the dense phase fluidised bed zone provided with the means to supply catalysts and the fast-fluidised bed zone provided with the means to supply an oxygenate gas at its lower end.Type: ApplicationFiled: January 21, 2003Publication date: July 31, 2003Inventor: Rene Samson