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| Number | Title | Issue Date |
| 8058484 | Flexible glycerol conversion process The present invention relates to a process for converting byproducts of the manufacture of biodiesel into industrially useful oxygenated products of greater commercial value. The process includes a trickle bed reactor in which a glycerol-rich feedstock is reacted wi... | 11/15/2011 |
| 8026401 | Hydrodeoxygenation process A process for producing a hydrocarbon from biomass. A feed stream having free fatty acids, fatty acid esters or combinations thereof is provided. The feed stream is heated in the presence of a first catalyst to produce a partially hydrodeoxygenated stream. The parti... | 09/27/2011 |
| 7968757 | Hydrocracking process for biological feedstocks and hydrocarbons produced therefrom A process for hydrocracking biomass, and the hydrocarbons produced therefrom. A feed stream having free fatty acids, fatty acid esters, or combinations thereof is contacted with a first catalyst under hydrogen pressure and heat. The hydrocarbon product stream which ... | 06/28/2011 |
| 7928035 | Modified catalyst supports A modified catalyst support exhibiting attrition resistance and/or deaggregation resistance is provided. A catalyst composition including the modified catalyst support is also provided. A process to produce a modified catalyst support including treatment of a suppor... | 04/19/2011 |
| 7846323 | Process for co-producing jet fuel and LPG from renewable sources The present invention generally relates to a method for producing an isoparaffinic product useful as jet fuel from a renewable feedstock. The method may also include co-producing a jet fuel and a liquefied petroleum gas (LPG) fraction from a renewable feedstock. The... | 12/07/2010 |
| 7851663 | Process for producing synthetic petroleum jelly A method for producing petroleum jelly from hydrocarbons. The method converts the hydrocarbon source into a synthesis gas. The synthesis gas is converted into at least a light-hydrocarbons stream and a heavy-hydrocarbons stream, which both include a plurality of par... | 12/14/2010 |
| 7776207 | Process to produce middle distillate A process for producing alkyl aromatic middle distillate fuels is described. The process includes (a) catalytically converting paraffinic naphtha to a composition containing benzene and olefins; (b) processing the olefin/benzene composition in an aromatic alkylation... | 08/17/2010 |
| 7655135 | Process for removing solid particles from a hydroprocessing feed The invention relates to a method of removing contaminants from a hydroprocessing feed stream. More specifically, the invention relates to a method of removing contaminants from a hydroprocessing feed stream which originates in a Fischer-Tropsch reactor using a guar... | 02/02/2010 |
| 7442231 | Electricity generation system An electricity generation system is disclosed for utilization with a natural gas purification system. In one embodiment, a gas-driven engine which is substantially powered by a low-BTU gas produced in a natural gas purification process is mechanically coupled to an ... | 10/28/2008 |
| 7399329 | Process for production of synthesis gas using an oxygen-containing gas A process for the production of a synthesis gas from a light hydrocarbon feed, steam and an oxygen-containing stream is provided in which the feed components are mixed to form a feed mixture. The process provides an inert disengaging zone separating the mixing zone ... | 07/15/2008 |
| 7351751 | Autothermal reformer reactor processes A process for the startup of an ATR which does not contain an ignition means is provided. Also provided is a process to ascertain ATR catalyst activity prior to introduction of sufficient oxidant to form a flammable feed mixture. ... | 04/01/2008 |
| 7314503 | Process to remove nitrogen and/or carbon dioxide from methane-containing streams A process for the removal of inert gases, such as nitrogen and carbon dioxide, from methane-containing gases, such as natural gas, including a first stage removal which lowers the total combined inert content to about less than 30% and a second stage removal utilizi... | 01/01/2008 |
| 7311815 | Hydrocarbon products and methods of preparing hydrocarbon products A method of preparing high linear paraffin or high end-chain monomethyl content products is accomplished by converting synthesis gas in a Fischer-Tropsch reaction to hydrocarbon products. These may be hydrotreated to provide an n-paraffin content of greater than 50%... | 12/25/2007 |
| 7030166 | Process to enhance catalyst life and removal of debris A process to optimize a slurry Fischer-Tropsch catalyst life and to further optimize removal of debris from a slurry Fischer-Tropsch process is provided. The process passes a part of a Fischer-Tropsch Reactor slurry inventory to another upstream Fischer-Tropsch Reac... | 04/18/2006 |
| 7022742 | Process to control nitrogen-containing compounds in synthesis gas A process to control the amount of N-contaminant is synthesis gas which is fed into a Fischer-Tropsch reactor and which utilizes Fischer-Tropsch produced water is provided. A process which utilizes a countercurrent flow of Fischer-Tropsch produced water produced in ... | 04/04/2006 |
| 6989135 | Hydrocarbon conversion system with enhanced combustor and method A Fischer-Tropsch-based hydrocarbon conversion process involves compressing air in a compressor section of a gas turbine, delivering a portion of the compressed air to a combustor of the gas turbine, delivering a portion of the compressed air to a Fischer-Tropsch hy... | 01/24/2006 |
| 6989403 | Process for regenerating a slurry fischer-tropsch catalyst A process for regenerating a slurry Fischer-Tropsch catalyst, which needs regeneration, involves de-waxing and drying the catalyst sufficiently to produce a free-flowing catalyst powder that is fluidizable; fluidizing the catalyst powder; treating the catalyst powde... | 01/24/2006 |
| 6982355 | Integrated Fischer-Tropsch process for production of linear and branched alcohols and olefins A process is disclosed for making high value olefins and alcohols from synthesis gas as well as a process for an improved yield of alpha-olefins from synthesis gas. The process for hydroformulation of olefins is also provided. ... | 01/03/2006 |
| 6939999 | Integrated Fischer-Tropsch process with improved alcohol processing capability An integrated Fischer-Tropsch process having improved alcohol processing capability is provided. The integrated Fischer-Tropsch process includes, optionally, synthesis gas production, Fischer-Tropsch reaction, Fischer-Tropsch reaction product recovery and, optionall... | 09/06/2005 |
| 6812179 | Process for regenerating a slurry fischer-tropsch catalyst A process for regenerating a slurry Fischer-Tropsch catalyst, which needs regeneration, involves de-waxing and drying the catalyst sufficiently to produce a free-flowing catalyst powder that is fluidizable; fluidizing the catalyst powder; treating the catalyst powde... | 11/02/2004 |
| 6797243 | Structured Fischer-Tropsch catalyst system and method A Fischer-Tropsch catalyst for the conversion of synthesis gas into Fischer-Tropsch products includes a stationary Fischer-Tropsch catalyst having a voidage ratio greater than approximately 0.45 or 0.6 and may further have a catalyst concentration for a given reacto... | 09/28/2004 |
| 6794417 | System and method for treatment of water and disposal of contaminants produced by converting lighter hydrocarbons into heavier hydrocarbon A system and method are provided for treatment and disposal of water produced by converting a lighter hydrocarbon to a heavier hydrocarbon using a Fischer-Tropsch process. The system and method also provide for disposal of contaminants associated with the conversion... | 09/21/2004 |
| 6512018 | Hydrocarbon conversion process using a plurality of synthesis gas sources A Fischer-Tropsch-based process and system for converting light hydrocarbons into heavier hydrocarbons uses a plurality of different synthesis gas generators. The process includes preparing a first synthesis gas having a H2 :CO ratio greater th... | 01/28/2003 |
| 6344491 | Method for operating a fischer-tropsch process using a high pressure autothermal reactor as the pressure source for the process A method for producing a synthesis gas from a light hydrocarbon stream using air or oxygen-enriched air as an oxidant in a high pressure autothermal reactor and converting the synthesis gas in a Fischer-Tropsch process using a supported cobalt catalyst to... | 02/05/2002 |
| 6277894 | System and method for converting light hydrocarbons into heavier hydrocarbons with a plurality of synthesis gas subsystems A system and method for converting normally gaseous, light hydrocarbons into heavier, longer-chain hydrocarbons includes a turbine; a first synthesis gas subsystem; a second synthesis gas subsystem that receives thermal energy from the turbine and which p... | 08/21/2001 |
| 6277338 | System for converting light hydrocarbons to heavier hydrocarbons with separation of water into oxygen and hydrogen A system for converting light hydrocarbons to heavier hydrocarbons having a synthesis gas production unit and a hydrocarbon synthesis unit. For one application the synthesis gas production unit includes a turbine unit with a compression section, an autoth... | 08/21/2001 |
| 6265453 | Hydrocarbon conversion system with enhanced combustor and method A Fischer-Tropsch-based hydrocarbon conversion process involves compressing air in a compressor section of a gas turbine, delivering a portion of the compressed air to a combustor of the gas turbine, delivering a portion of the compressed air to a Fischer... | 07/24/2001 |
| 6262131 | Structured fischer-tropsch catalyst system and method A Fischer-Tropsch catalyst for the conversion of synthesis gas into Fischer-Tropsch products includes a stationary Fischer-Tropsch catalyst having a voidage ratio greater than approximately 0.45 or 0.6 and may further have a catalyst concentration for a g... | 07/17/2001 |
| 6239184 | Extended catalyst life Fischer-Tropsch process A process for extending the life of a Fisher-Tropsch catalyst in a process for converting synthesis gas produced in an autothermal reactor by the substoichiometric oxidation of a light hydrocarbon gas by removing ammonia from the synthesis gas prior to pa... | 05/29/2001 |
| 6225358 | System and method for converting light hydrocarbons to heavier hydrocarbons with improved water disposal A system for converting lighter hydrocarbons to heavier hydrocarbons has a synthesis gas subsystem for receiving air and light hydrocarbons and producing a synthesis gas; a synthesis subsystem for receiving synthesis gas from the synthesis gas subsystem a... | 05/01/2001 |
| 6201030 | Process and apparatus for regenerating a particulate catalyst A method of regenerating a finely-divided particulate catalyst involves the use of an external regeneration system comprising first and second regeneration stations. The method is particularly adapted to regenerating supported catalysts used in Fischer-Tr... | 03/13/2001 |
| 6169120 | Extended catalyst life two stage hydrocarbon synthesis process An extended catalyst life two-stage hydrocarbon synthesis process wherein a first synthesis gas stream is reacted in a first stage reactor in the presence of a suitable catalyst to produce liquid hydrocarbon products and a gaseous stream; the gaseous stre... | 01/02/2001 |
| 6155039 | Synthesis gas production system and method A synthesis gas production system (302) incudes a gas turbine (310) having a compressor (312) with an autothermal reformer (308) between the compressor (312) and the turbine (314). The system (302) may include a separator (326) for removing a portion of t... | 12/05/2000 |
| 6085512 | Synthesis gas production system and method A synthesis gas production system (302) incudes a gas turbine (310) having a compressor (312) with an autothermal reformer (308) between the compressor (312) and the turbine (314). The system (302) may include a separator (326) for removing a portion of t... | 07/11/2000 |
| 6011073 | System and method for converting light hydrocarbons to heavier hydrocarbons with separation of water into oxygen and hydrogen A system for converting light hydrocarbons to heavier hydrocarbons having a synthesis gas production unit and a hydrocarbon synthesis unit. For one application the synthesis gas production unit includes a turbine unit with a compression section, an autoth... | 01/04/2000 |
| 5950732 | System and method for hydrate recovery A system for recovering liquid hydrocarbons from hydrates on an ocean floor includes a vessel, a positioning subsystem coupled to the vessel for holding the vessel in a desired location over a hydrate formation, a hydrate recovery subsystem coupled to the... | 09/14/1999 |
