...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8039417 | Catalyst for polyester polycondensation and method for producing polyester resin using the same The invention relates to a liquid catalyst solution containing a polycondensation catalyst for polyester production, which contains titanium atoms, alkaline earth metal atoms and phosphorus atoms, has high reactivity and excellent long-term storage stability, can be... | 10/18/2011 |
| 8039416 | Catalyst for polyester polycondensation and method for producing polyester resin using the same The invention provides: a polycondensation catalyst for polyester production, which contains titanium atoms, alkaline earth metal atoms and phosphorus atoms, has high reactivity and excellent long-term storage stability, can be easily produced industrially, and has ... | 10/18/2011 |
| 7803736 | Supported chromium catalyst and its use for preparing homopolymers and copolymers of ethylene A process for preparing supported, titanized chromium catalysts is disclosed. The process comprises A) bringing a support material into contact with a protic medium comprising a titanium compound and a chromium compound; B) optionally removing the solvent; C) option... | 09/28/2010 |
| 7759281 | Photocatalyst containing metallic ultrafine particles and process for producing said photocatalyst There is disclosed a photocatalyst which comprises a substrate having a photocatalytic function and metallic nanocolloid particles that are supported on the substrate by the use of a metallic nanocolloid liquid substantially free from a protective colloid formation ... | 07/20/2010 |
| 7749937 | Catalyst composition, its preparation and use An unsupported catalyst composition which comprises one or more Group VIb metals, one or more Group VIII metals, and a refractory oxide material which comprises 50 wt % or more titania, on oxide basis, which is prepared by precipitation techniques, finds use in the ... | 07/06/2010 |
| 7700516 | Methods of preparing a polymerization catalyst A method of preparing a catalyst comprising contacting a support with a trivalent titanium compound and a chromium-containing compound. A catalyst composition comprising a support, chromium, and titanium, wherein the titanium is derived from TiCl3, Ti | 04/20/2010 |
| 7648940 | Catalyst system for olefin polymerization and polymers produced therefrom This invention relates to a catalyst composition of the formula: where Z—O is a support material, where O is oxygen, preferably Z is Si, Ti, Al, Sn, Fe, Ga, Zr, B, Mg, or Cr; each X is, independe... | 01/19/2010 |
| 7598203 | Hydrogenation catalyst for hydrocarbon oil, carrier for it, and method of hydrogenation of hydrocarbon oil Provided are a hydrogenation catalyst for hydrocarbon oil, having markedly improved desulfurization activity, denitrogenation activity, and dearomatization activity; a carrier for the catalyst and its production; and a method of hydrogenation of hydrocarbon oil with... | 10/06/2009 |
| 7557062 | Catalyst composition, its preparation and use An unsupported catalyst composition which comprises one or more Group VIb metals, one or more Group VIII metals, and a refractory oxide material which comprises 50 wt % or more titania, on oxide basis, which is prepared by precipitation techniques, finds use in the ... | 07/07/2009 |
| 7435702 | Photocatalyst and process for purifying gas effluent by photocatalytic oxidation The photocatalyst based on a composite WO3—SiC/TiO2 semiconductor and subjected to radiation whose wavelength is at least partly less than 400 nm gives1 photocatalytic oxidation of volatile organic compounds and leads to their total mineralis... | 10/14/2008 |
| 7431904 | Catalyst support material, catalysts prepared therefrom and process for the treatment of a flue gas The present invention relates to a catalyst support material and catalysts made therefrom having improved resistance towards erosion. The catalyst support contains at least 20% by weight of TiO2 being present mainly in the anatase form. Furthermore... | 10/07/2008 |
| 7429682 | Catalyst for partial oxidation of methylbenzenes, method for preparing the same, and method for producing aromatic aldehydes using the same A catalyst for gas phase oxidation of methylbenzenes in the presence of molecular oxygen to produce corresponding aromatic aldehydes, a method for preparing the catalyst, and a method for producing aromatic aldehydes from methylbenzenes by using the catalyst. The ca... | 09/30/2008 |
| 7419928 | Fischer-Tropsch catalyst production A process for enhancing the activity of a catalyst metal particulate for hydrogenation reactions comprising calcining the particulate in an oxidant-containing atmosphere to partially oxidize it thereby forming a porous layer of oxides thereon, treating with an solut... | 09/02/2008 |
| 7413715 | Catalyst for removing nitrogen oxides The present invention is to provide a catalyst for removing nitrogen oxides which is capable of keeping sufficient denitrification performance, i.e., a high removal rate of nitrogen oxides in exhaust gas having a high NO2 content especially under conditio... | 08/19/2008 |
| 7402612 | Stabilized transition alumina catalyst support from boehmite and catalysts made therefrom This invention relates to methods for making a stabilized transition alumina of enhanced hydrothermal stability, which include the introduction of at least one structural stabilizer; a steaming step before or after the introduction step, wherein steaming is effectiv... | 07/22/2008 |
| 7393809 | Catalyst for purification of diesel engine exhaust gas This invention provides a new catalyst for purification of diesel engine exhaust gas comprising a carrier of at least one sulfur-resistant refractory oxide and at least one catalytic metal, wherein at least one solid acid and/or sulfuric acid is carried on the carri... | 07/01/2008 |
| 7390769 | High surface area, small crystallite size catalyst for Fischer-Tropsch synthesis The Fischer-Tropsch catalyst of the present invention is a transition metal-based catalyst having a high surface area, a smooth, homogeneous surface morphology, an essentially uniform distribution of cobalt throughout the support, and a small metal crystallite size.... | 06/24/2008 |
| 7384885 | Catalyst activation and resins therefrom The present invention relates to the removal of hydrocarbon residues from a catalyst and more specifically the air activation of a catalyst containing hydrocarbon residues. It also relates to extruded pipe and utility conduit resins comprising polyethylene, househol... | 06/10/2008 |
| 7348288 | Catalyst composition A process comprises passing a contaminated gaseous stream through a photocatalytic stage and, thereafter, through a catalytic stage. ... | 03/25/2008 |
| 7329303 | Methods for producing titanium metal using grinding media Grinding media, including shaped media such as spheres or rods ranging in size from about 0.5 micron to 100 mm in diameter, are formed from a multi-carbide material consisting essentially of two or more carbide-forming elements and carbon, with or without carbide-fo... | 02/12/2008 |
| 7319179 | Method for the oxidative dehydrogenation of ethane The invention relates to a method for the oxidative dehydrogenation of ethane. The inventive method is characterized in that it consists of bringing the ethane into contact with the catalyst containing Mo, Te, V, Nb and at least a fifth element A which is selected f... | 01/15/2008 |
| 7316988 | Gas turbine single plant modifying method, a catalyst re-using method and a re-produced catalyst A high temperature denitration catalyst of a gas turbine single plant contains TiO2, at least one of WO3 and MoO3 and V2O5 of 0.5 wt % or less, preferably 0.2 wt % or less, or none of V2O5,... | 01/08/2008 |
| 7307038 | NOreduction compositions for use in FCC processes Processes for preparing a composition comprising (i) an acidic metal oxide containing substantially no zeolite, (ii) an alkali metal, alkaline earth metal, and mixtures thereof, and (iii) an oxygen storage component are disclosed. Preferably, the process comprise fo... | 12/11/2007 |
| 7271126 | Catalyst for the dehydrogenation of ethyl benzene to STYRENE prepared with a high purity iron precursor A method for producing a catalyst for use in the dehydrogenation of ethylbenzene to styrene is disclosed. The catalyst of the present invention comprises a high purity metal and at least one promoter in the form of solid oxides, oxide hydrates, hydroxides, hydroxyca... | 09/18/2007 |
| 7256155 | Flue gas denitration catalyst and preparation process thereof Provided are a flue gas denitration catalyst having high denitration activity and capable of suppressing a side reaction, that is, oxidation of SO2; and a preparation process of the catalyst. The flue gas denitration catalyst comprises TiO2, WO... | 08/14/2007 |
| 7241375 | Heavy hydrocarbon composition with utility as a heavy lubricant base stock A heavy hydrocarbon composition with utility as a heavy hydrocarbon base stock comprising at least 95 wt % paraffin molecules, of which at least 90 wt % are isoparaffin, containing hydrocarbon molecules having consecutive numbers of carbon atoms, is a liquid at 100Â... | 07/10/2007 |
| 7214822 | Catalyst comprising a support and a catalytically active oxide material applied to the surface of the substrate A coated catalyst whose coating of active composition is a multimetal oxide comprising the elements Mo, V and Te and/or Sb can be used for the gas-phase catalytic oxidation of propane to acrylic acid. ... | 05/08/2007 |
| 7211513 | Process for chemical vapor desposition of a nitrogen-doped titanium oxide coating Nitrogen doped titanium oxide coatings on a hot glass substrate are prepared by providing a uniform vaporized reactant mixture containing a titanium compound, a nitrogen compound and an oxygen-containing compound, and delivering the reactant mixture to the surface o... | 05/01/2007 |
| 7211540 | Ceramic support This invention is directed to providing a high-performance ceramic support being capable of realizing early activation of a catalyst due to direct loading while maintaining the excellent properties of the substrate ceramic, and being less susceptible to heat deterio... | 05/01/2007 |
| 7208128 | Manganese-based oxidation catalyst A catalyst for the oxidation of volatile organic compounds and carbon monoxide comprising manganese and alumina, such catalyst having been impregnated with a phosphorus compound. The presence of the phosphorus compound results in a significant oxidative conversion o... | 04/24/2007 |
| 7201838 | Oxygenate treatment of dewaxing catalyst for greater yield of dewaxed product Fischer-Tropsch hydrocarbon synthesis using a cobalt catalyst is used to produce waxy fuel and lubricant oil hydrocarbons from synthesis gas derived from natural gas. The waxy hydrocarbons are hydrodewaxed, with reduced conversion to lower boiling hydrocarbons, by c... | 04/10/2007 |
| 7138358 | Catalyzed diesel particulate matter filter with improved thermal stability A catalyzed diesel particulate matter exhaust filter with improved diesel particulate matter oxidation activity and thermal stability including a porous filter substrate for filtering the diesel particulate matter washcoated with high surface area support alumina, t... | 11/21/2006 |
| 7132042 | Production of fuels and lube oils from fischer-tropsch wax Dewaxed fuel and lubricant base stocks are made by (a) producing a synthesis gas from natural gas, (b) reacting the H2 and CO in the gas in the presence of a cobalt Fischer-Tropsch catalyst, at reaction conditions effective to synthesize a waxy hydrocarbo... | 11/07/2006 |
| 7091377 | Multimetal oxide materials A multimetal oxide material contains the elements Mo, V and Te and/or Sb and at least one of the elements Nb, Ti, W, Ta and Ce and promoters and has a specific X-ray diffraction pattern. Moreover, such a multimetal oxide material is used as a catalyst for heterogene... | 08/15/2006 |
| 7078130 | Metallic mesoporous transition metal oxide molecular sieves, room temperature activation of dinitrogen and ammonia production This invention provides novel stable metallic mesoporous transition metal oxide molecular sieves and methods for their production. The sieves have high electrical conductivity and may be used as solid electrolyte devices, e.g., in fuel cells, as sorbents, e.g. for h... | 07/18/2006 |
| 7071371 | Gel catalysts and methods for their use in catalytic dehydrogenation processes A gel composition substantially contained within the pores of a solid material is disclosed for use as a catalyst or as a catalyst support in dehydrogenation and dehydrocyclization processes. ... | 07/04/2006 |
| 7070746 | Process for nitrous oxide purification A method for purification of an oxygen contaminated nitrous oxide gas by feeding the nitrous oxide gas and a reducing agent such as hydrogen, carbon monoxide or ammonia into a de-oxidation reactor, performing de-oxidation by reacting the reducing agent with oxygen u... | 07/04/2006 |
| 7067452 | Ceramic catalyst body (i) In a ceramic catalyst body which comprises a ceramic carrier which has a multitude of pores capable of supporting a catalyst directly on the surface of a substrate ceramic and a catalyst supported on the ceramic carrier, a layer containing an anti-evaporation me... | 06/27/2006 |
| 7060651 | Silica-rich carrier, catalyzer for heterogeneous reactions and method for the production thereof A silica-rich support and a catalyst containing the silica-rich support and a catalytic component. The support has a specific structure characterized by a set of claimed physicochemical properties: in the 29Si MAS NMR spectrum the state of silicon is char... | 06/13/2006 |
| 7038082 | Preparation of a multimetal oxide material A process for preparing a multimetal oxide material which contains the elements Mo, V and Te and/or Sb and at least one of the elements Nb, Ti, W, Ta and Ce and if desired promoters and has a specific X-ray diffraction pattern, in which process the last process step... | 05/02/2006 |