Class / Patent application number | Description | Number of patent applications / Date published |
585329000 | Including polymerization of olefin | 31 |
20090292152 | Series Catalyst Beds - The invention relates to series reactor beds containing different oligomerization catalysts and having independent temperature control, and processes for the oligomerization of light olefins to heavier olefins using such series reactor beds. | 11-26-2009 |
20110065970 | DIMERIZATION PROCESS - A process for the dimerization of isoolefins is disclosed. The process may include: contacting an isoolefin with sulfurous acid in a reaction zone at conditions of temperature and pressure sufficient to dimerize at least a portion of the isoolefin | 03-17-2011 |
20110118518 | Process for Obtaining a Catalyst Composite - A process for obtaining a catalyst composite comprising the following steps: | 05-19-2011 |
20120095275 | Production of 1-Butene and Propylene From Ethylene - A process for producing propylene and 1-butene is disclosed. The process comprises dimerizing ethylene in the presence of a dimerization catalyst to produce a dimerization mixture comprising 1-butene and 2-butenes. The dimerization mixture is distilled to produce a 1-butene stream containing 1-butene and ethylene, a 2-butenes stream, and a heavy stream. The 2-butenes stream is reacted with ethylene in the presence of a metathesis catalyst to produce a metathesis mixture comprising propylene, ethylene, and 2-butenes. Propylene is separated from the metathesis mixture. | 04-19-2012 |
20120209046 | SELECTIVE ISOMERIZATION AND OLIGOMERIZATION OF OLEFIN FEEDSTOCKS FOR THE PRODUCTION OF TURBINE AND DIESEL FUELS - A process from converting alcohol feedstock to diesel/turbine fuels. | 08-16-2012 |
20130131416 | PROCESS FOR PREPARING OLIGOMERS OF BUTENE - Process for preparing oligomers by continuous oligomerization of butenes, wherein
| 05-23-2013 |
20130158321 | PROCESS FOR THE PRODUCTION OF OCTENES BY DIMERIZING ETHYLENE TO FORM BUTENES AND DIMERIZING THE BUTENES TO FORM OCTENES - The present invention describes a process for the production of octenes from ethylene by dimerizing ethylene to butenes and by dimerizing butenes to octenes. | 06-20-2013 |
20130172647 | PROPYLENE PRODUCTION PROCESS - Processes and systems for forming propylene are described herein. The processes generally include reacting a metathesis feed stream including at least 95 wt. % 2-butene with ethylene in the presence of a metathesis catalyst to form a metathesis product stream including propylene, and recovering propylene from the process. | 07-04-2013 |
20130204058 | COMBINED PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohols mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 08-08-2013 |
20130317269 | Process for Obtaining Catalyst Composites MeAPO and Their Use in Conversion of Organics to Olefins - A mixture can include 0.01 to 30 weight % of a medium or large pore crystalline silicoaluminate, silicoaluminophosphate materials, or silicoaluminate mesoporous molecular sieves (A), and 99.99 to 70 weight % of a MeAPO molecular sieve. The mixture can be included in a catalyst. An XTO process can include contacting an oxygen-containing, halogenide-containing, or sulphur-containing organic feedstock with the catalyst under conditions effective to convert the organic feedstock to olefin products. A combined XTO and OCP process can include contacting the organic feedstock with the catalyst at conditions effective to convert at least a portion of the organic feedstock to form an XTO reactor effluent including light olefins and a heavy hydrocarbon fraction, separating the light olefins from the heavy hydrocarbon fraction, and contacting the heavy hydrocarbon fraction in an OCP reactor at conditions effective to convert at least a portion of the heavy hydrocarbon fraction to light olefins. | 11-28-2013 |
20130324777 | PRODUCTION OF OLEFINIC DIESEL, LUBRICANTS, AND PROPYLENE - Feeds containing triglycerides are processed to produce an olefinic diesel fuel product and propylene. The olefinic diesel can optionally be oligomerized to form a lubricant base oil product. The olefinic diesel and propylene are generated by deoxygenating the triglyceride-containing feed using processing conditions that enhance preservation of olefins that are present in the triglycerides. The triglyceride-containing feed is processed in the presence of a catalyst containing a Group VI metal or a Group VIII metal and optionally a physical promoter metal. | 12-05-2013 |
20140171707 | INTEGRATED PROCESSES AND SYSTEMS FOR CONVERSION OF METHANE TO MULTIPLE HIGHER HYDROCARBON PRODUCTS - Integrated systems are provided for the production of higher hydrocarbon compositions, for example liquid hydrocarbon compositions, from methane using an oxidative coupling of methane system to convert methane to ethylene, followed by conversion of ethylene to selectable higher hydrocarbon products. Integrated systems and processes are provided that process methane through to these higher hydrocarbon products. | 06-19-2014 |
20140221716 | Olefin Oligomerization Process - The present invention provides an olefin oligomerization process comprising the steps of: i) reducing the level of acetonitrile in an olefin feed by contacting the feed with a non-zeolitic metal oxide; and ii) contacting the olefin feed with reduced level of acetonitrile with an olefin oligomerization catalyst under conditions suitable to oligomerize the olefin. | 08-07-2014 |
20150038753 | Olefin Oligomerization Process - The invention provides an olefin oligomerization process comprising the steps of: i) reducing the level of nitriles in an olefin feed by contacting the feed with a guard bed comprising gamma alumina having a surface area greater than 250 m | 02-05-2015 |
20150038754 | Phosphorus Modified Molecular Sieves, Their Use In Conversion of Organics to Olefins - A phosphorous modified zeolite (A) can be made by a process that includes selecting a zeolite, steaming the zeolite, leaching the zeolite, separating solids from liquid, and calcining. An olefin product can be made from an oxygen-containing, halogenide-containing or sulphur-containing organic feedstock by contacting the feedstock with the phosphorous modified zeolite (A) in an XTO reactor under conditions effective to convert at least a portion of the feedstock to olefin products. The XTO reactor effluent can include light olefins and a heavy hydrocarbon fraction. The light olefins can be separated from the heavy hydrocarbon fraction. The heavy hydrocarbon fraction can be contacted in an OCP reactor at conditions effective to convert at least a portion of the heavy hydrocarbon fraction to light olefins. | 02-05-2015 |
20160023963 | Multi-Stage Oxidative Dehydrogenation Process with Inter-Stage Cooling - A method of oxidatively dehydrogenating a dehydrogenation reactant includes providing a first gaseous feed stream to a first adiabatic, catalytic reaction zone with less than a stoichiometric amount of oxygen and superheated steam, oxidatively dehydrogenating dehydrogenation reactant in said first adiabatic, catalytic reaction zone and subsequently cooling the effluent, adding additional oxygen and reacting the effluent stream in at least one subsequent adiabatic reaction zone. The deydrogenation system enables higher conversion and yield per pass and in some cases greatly reduces steam usage and energy costs. In a preferred integrated process, ethylene is converted to n-butene which is then oxidatively dehydrogenated to butadiene. | 01-28-2016 |
20160200643 | ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS | 07-14-2016 |
585330000 | And a preliminary unsaturation step, e.g., cracking, dehydrogenation, etc. | 14 |
20090203946 | Process for making higher olefins - A process is disclosed for making higher olefins by oligomerization of a lower olefin e.g ethylene, to higher olefins, using catalytic distillation conditions. Simultaneously and interdependently, the lower olefin is catalytically oligomerized to higher olefins, and said higher olefins are separated and recovered as liquid. | 08-13-2009 |
20100249474 | Process for Oligomerizing Dilute Ethylene - The process and apparatus converts ethylene in a dilute ethylene stream that may be derived from an FCC product to heavier hydrocarbons. The catalyst may be an amorphous silica-alumina base with a Group VIII and/or VIB metal. The catalyst is resistant to feed impurities such as hydrogen sulfide, carbon oxides, hydrogen and ammonia. At least 40 wt-% of the ethylene in the dilute ethylene stream can be converted to heavier hydrocarbons. | 09-30-2010 |
20120165586 | IONIC LIQUID CATALYZED OLEFIN OLIGOMERIZATION FOR DISTILLATE PRODUCTION - Processes for upgrading condensate in a first hydrocarbon stream to provide distillate material may involve ionic liquid catalyzed olefin oligomerization of olefins in the first hydrocarbon stream to provide a first distillate enriched stream, dechlorination of the first distillate enriched stream, hydroprocessing at least one of a second and a third hydrocarbon stream to provide a second distillate enriched stream, and separation of a distillate product from the first and second distillate enriched streams. | 06-28-2012 |
20130158322 | POLYMER TEMPLATED NANOWIRE CATALYSTS - Nanowires useful as heterogeneous catalysts are provided. The nanowire catalysts are prepared by polymer templated methods and are useful in a variety of catalytic reactions, for example, the oxidative coupling of methane to ethane and/or ethylene. Related methods for use and manufacture of the same are also disclosed. | 06-20-2013 |
20130204059 | PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohols mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 08-08-2013 |
20130317270 | SIMPLIFIED PROCESS TO PREPARE POLYOLEFINS FROM SATURATED HYDROCARBONS - A simplified process for preparing polyolefins from saturated hydrocarbons is provided. The process involves partial and selective dehydrogenation of a saturated hydrocarbon in the presence of oxygen to form an olefin, unreacted hydrocarbon, and water, and optionally other by-products and oxygen. The water, other by-products (if present), and oxygen (if present) are separated from the olefin and unreacted hydrocarbon. No other separation is performed. The olefin and unreacted hydrocarbon are polymerized in the presence a polymerization catalyst or initiator to make polyolefin. Solid polyolefin is separated from unreacted hydrocarbon, which is recycled to the dehydrogenation reaction. | 11-28-2013 |
20140018589 | NATURAL GAS PROCESSING AND SYSTEMS - The present disclosure provides natural gas and petrochemical processing systems including oxidative coupling of methane reactor systems that integrate process inputs and outputs to cooperatively utilize different inputs and outputs of the various systems in the production of higher hydrocarbons from natural gas and other hydrocarbon feedstocks. | 01-16-2014 |
20140024870 | PROCESS FOR OLIGOMERIZING DILUTE ETHYLENE - The process and apparatus converts ethylene in a dilute ethylene stream that may be derived from an FCC product to heavier hydrocarbons. The catalyst may be an amorphous silica-alumina base with a Group VIII and/or VIB metal. The catalyst is resistant to feed impurities such as hydrogen sulfide, carbon oxides, hydrogen and ammonia. At least 40 wt-% of the ethylene in the dilute ethylene stream can be converted to heavier hydrocarbons. | 01-23-2014 |
20140121433 | CATALYTIC FORMS AND FORMULATIONS - Catalytic forms and formulations are provided. The catalytic forms and formulations are useful in a variety of catalytic reactions, for example, the oxidative coupling of methane. Related methods for use and manufacture of the same are also disclosed. | 05-01-2014 |
20140135549 | PROCESS FOR RECOVERING OLIGOMERATE - A process and apparatus that uses a debutanizer with a side stripper can recover a light stream, an intermediate stream and a liquid stream. One of the intermediate stream and the liquid stream can be recycled to oligomerization or to fluid catalytic cracking. | 05-15-2014 |
20140148630 | PROCESS TO MAKE OLEFINS FROM ISOBUTANOL - The present invention relates to a process for the conversion of an alcohol mixture (A) comprising about 20 w % to 100% isobutanol to make essentially propylene, comprising:
| 05-29-2014 |
20140296597 | Method and Apparatus for Converting Hydrocarbons Into Olefins - An apparatus and method are provided for processing hydrocarbon feeds. The method enhances the conversion of hydrocarbon feeds into conversion products, such as ethylene. In particular, the present techniques utilize a high-severity thermal pyrolysis reactor that exposes a feed at a peak pyrolysis gas temperature ≧1540° C. to produce a reactor product comprising ethylene and acetylene and has a C | 10-02-2014 |
20150065771 | Catalytic Alkane Conversion - Disclosed is a hydrocarbon conversion process in which an alkane component is catalytically converted in the presence of an oxygen or oxidizing component (i.e., oxidant). The hydrocarbon conversion process can be an oxidative coupling reaction, which refers to the catalytic conversion of alkane in the presence of oxidant to produce an olefin product, i.e., a composition containing C | 03-05-2015 |
20150141726 | PROCESS FOR PRODUCING OLEFINS FROM A COAL FEED - A process for producing olefins from a coal feed includes providing a coal tar stream and fractionating the coal tar stream to provide a hydrocarbon stream that includes hydrocarbons having an initial boiling point of about 250° C. or greater. The hydrocarbon stream is hydrotreated to reduce a concentration of one or more of nitrogen, sulfur, and oxygen in the hydrocarbon stream, and the hydrotreated hydrocarbon stream is cracked in a fluidized catalytic cracking zone to produce an olefin stream. | 05-21-2015 |