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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7563747 | Fischer-Tropsch catalyst The present invention relates to a catalyst comprising particles of a cobalt and zinc co-precipitate, having a volume average particle size of less than 150 μm. Another aspect of the invention is the use of such a catalyst in a Fischer-Tropsch process. The present ... | 07/21/2009 |
| 7427580 | Spinel based high temperature shift catalysts A method is described for producing a high temperature shift catalyst, not requiring a reduction step prior to use, by precipitating a composition containing divalent and trivalent iron compounds and a modifier metal selected from trivalent chromium and/or manganese... | 09/23/2008 |
| 7422995 | Process for the preparation of a supported catalyst The present invention relates to a Catalyst comprising a, preferably oxidic, core material, a shell of zinc oxide around said core material, and a catalytically active material in or on the shell, based on one or more of the metals cobalt, iron, ruthenium and/or nic... | 09/09/2008 |
| 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 |
| 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 |
| 7387983 | Methanol reforming catalyst having a reduced volume shrinkage A methanol reforming catalyst containing passivated copper and zinc oxide and/or alumina can be prepared by (1) precipitating or spray-drying a mixture of catalyst precursor components dissolved or suspended in a diluent in order to form a solid catalys... | 06/17/2008 |
| 7365040 | Catalysts A process for preparing a cobalt-based Fischer-Tropsch synthesis catalyst includes introducing a soluble modifying component precursor of the formula Mc(OR)x, where Mc is a modifying component selected from the group comprising Si, Ti, Cu, Zn, Zr, Mn, Ba,... | 04/29/2008 |
| 7361622 | Multi-staged catalyst systems and process for converting alkanes to alkenes and to their corresponding oxygenated products Alkenes, unsaturated saturated carboxylic acids, saturated carboxylic acids and their higher analogues are prepared cumulatively from corresponding alkanes utilizing using a multi-staged catalyst system and a multi-stage process which comprises steam cracking of alk... | 04/22/2008 |
| 7361626 | Supported catalyst The present invention relates to a Catalyst comprising a, preferably oxidic, core material, a shell of zinc oxide around said core material, and a catalytically active material in or on the shell, based on one or more of the metals cobalt, iron, ruthenium and/or nic... | 04/22/2008 |
| 7351328 | Desulfurization and novel process for same A composition comprising a metal oxide and a promoter, wherein at least a portion of the promoter is present as a reduced valence promoter, and methods of preparing such composition are disclosed. The thus-obtained composition is employed in a desulfurization zone t... | 04/01/2008 |
| 7335620 | Photocatalytic powder, photocatalytic slurry, and polymer composition, coating agent, photocatalytic functional molded article and photocatalytic functional structure using the powder An object of the present invention is to provide a photocatalytic powder containing titanium dioxide fine particles containing an anionically active substance, where the electrokinetic potential of the fine particle is from about −100 to 0 mV in an aqueous environ... | 02/26/2008 |
| 7321058 | Method for producing acrolein and/or acrylic acid Acrolein and/or acrylic acid are prepared from propane and/or propene by a process comprising the following steps: (a) separation of propane and/or propene from a propane- and/or propene-containing gas mixture by absorption in an absorbent, (b) separation of the pro... | 01/22/2008 |
| 7297655 | Catalyst and its use in desulphurisation A catalyst is provided comprising nickel in a reduced valence state on a carrier comprising zinc oxide and alumina, wherein the Zn:Ni atomic ratio is at least 12, and the catalyst particles are prepared by a) mixing zinc oxide in the form of a powder and alumina or ... | 11/20/2007 |
| 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 |
| 7271120 | Catalyst for the synthesis of dimethyl carbonate from urea and methanol, preparation and use thereof A catalyst for the preparation of dimethyl carbonate from urea and methanol having a composition on weight base of: active component of from 20 to 50 wt %, and carrier of from 80 to 50 wt %, and prepared by equal-volume spraying and impregnating method is disclosed.... | 09/18/2007 |
| 7247598 | Nano-scale magnetic solid base catalyst and its preparation method This invention describes a nano-scale magnetic solid base catalyst and its preparation method. The catalyst involves a magnetic core coated with a solid base active layer. The synthesis of the nano-scale magnetic cores was first carried out using a rapid nucleation ... | 07/24/2007 |
| 7241717 | Cathode catalyst for fuel cell It is an object of the present invention to provide a cathode catalyst for fuel cells containing platinum and iron which can maintain the durability of a battery and can make a battery high output. The cathode catalyst for fuel cells comprises a supporting layer whi... | 07/10/2007 |
| 7241718 | Dimethyl ether steam reforming catalyst and method for producing the same The object of the present invention is to achieve excellent reforming ability even at lower temperatures, with a dimethyl ether steam reforming catalyst. According to the present invention, there is provided a dimethyl ether steam reforming catalyst capable o... | 07/10/2007 |
| 7220699 | Catalyst incorporation in a microreactor A method and device for loading a catalyst into a chamber. The catalyst loading is well suited for production of hydrogen producing microreactors. The catalyst is coated onto a strip which is mountable within the chamber. ... | 05/22/2007 |
| 7208136 | Alcohol steam reforming catalysts and methods of alcohol steam reforming The present invention provides steam reforming catalyst compositions containing Pd and Zn, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties of the present invention, including low temperature activity and/or low c... | 04/24/2007 |
| 7205257 | Catalyst for clarifying exhaust gas To provide an exhaust gas purifying catalyst which can maintain the catalytic activity at a high level over a long time and can achieve satisfactory emission control performance, an exhaust gas purifying catalyst is prepared so as to contain a noble metal, a perovsk... | 04/17/2007 |
| 7189382 | Methods for the production of hydrogen Methods, processes, and apparatuses for the production of hydrogen gases are provided. A catalytic amount of iodine is dissolved in a hydrocarbon fuel source, such as cyclopropane and/or benzene, and the mixture is heated to a temperature greater than about 80° C. ... | 03/13/2007 |
| 7186668 | Textured catalysts and methods of making textured catalysts A textured catalyst having a hydrothermally-stable support, a metal oxide and a catalyst component is described. Methods of conducting aqueous phase reactions that are catalyzed by a textured catalyst are also described. The invention also provides methods of making... | 03/06/2007 |
| 7176159 | Catalyst and sorbent material for the production of hydrogen A catalyst and sorbent is disclosed which comprises pellets with an absorbent core and a protective shell with a catalyst in the shell. Such material is especially well suited for steam reforming of hydrocarbons to produce hydrogen since a reforming catalyst can be ... | 02/13/2007 |
| 7175928 | Hydrogen supplying apparatus for fuel cell A hydrogen supplying apparatus mounted on an electric vehicle. The electric vehicle is driven by electricity generated at a fuel cell by an electrochemical reaction between hydrogen stored in a hydrogen storage tank and oxygen. The hydrogen supplying apparatus inclu... | 02/13/2007 |
| 7172990 | Highly active spherical metal support catalysts The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides and at least one metal compound which is dropped into a metal salt sol... | 02/06/2007 |
| 7151069 | Manufacturing processes of catalyst layer for fuel cell The feature of the process for ultra-low alloy catalyst loading electrode according to this invention is to reduce its alloy formation period of aging process subsequent to hydrogen reduction process of catalyst ions after ion exchange process of proton for their io... | 12/19/2006 |
| 7132188 | Fuel cells and fuel cell catalysts A direct organic fuel cell includes a formic acid fuel solution having between about 10% and about 95% formic acid. The formic acid is oxidized at an anode. The anode may include a Pt/Pd catalyst that promotes the direct oxidation of the formic acid via a direct rea... | 11/07/2006 |
| 7128769 | Methanol steam reforming catalysts, steam reformers, and fuel cell systems incorporating the same Methanol steam reforming catalysts, and steam reformers and fuel cell systems incorporating the same. In some embodiments, the methanol steam reforming catalyst includes zinc oxide as an active component. In some embodiments, the methanol steam reforming catalyst fu... | 10/31/2006 |
| 7109145 | Noble metal-containing supported catalyst and a process for its preparation The invention provides a noble metal-containing supported catalyst which contains one of the noble metals from the group Au, Ag, Pt, Pd, Rh, Ru, Ir, Os or alloys of one or more of these noble metals in the form of noble metal particles on a powdered support material... | 09/19/2006 |
| 7098503 | Circuitry and capacitors comprising roughened platinum layers In one aspect, the invention includes a method of forming a roughened layer of platinum, comprising: a) providing a substrate within a reaction chamber; b) flowing an oxidizing gas into the reaction chamber; c) flowing a platinum precursor into the reaction chamber ... | 08/29/2006 |
| 7045486 | Catalyst structure and method of fischer-tropsch synthesis The present invention includes a catalyst structure and method of making the catalyst structure for Fischer-Tropsch synthesis that both rely upon the catalyst structure having a first porous structure with a first pore surface area and a first pore size of at least ... | 05/16/2006 |
| 7041630 | Fabric color care method for rejuvenating and/or restoring color to a faded fabric The present invention relates to fabric care methods for restoring and/or rejuvenating color of worn, faded fabric, by applying to said fabric a fabric color care composition which comprises: water soluble and/or water dispersible polymers; surfactant capable of for... | 05/09/2006 |
| 7030053 | Catalyst composition comprising ruthenium and a treated silica support component and processes therefor and therewith for preparing high molecular weight hydrocarbons such as polymethylene A catalyst composition and a process of using a catalyst composition for preparing high molecular weight hydrocarbons, such as polymethylene, from a fluid containing hydrogen and carbon monoxide are disclosed. The catalyst composition contains ruthenium and a treate... | 04/18/2006 |
| 7022645 | Ni hydrogenation catalysts, manufacture and use Improved Ni catalysts for hydrogenation reactions are disclosed. The catalysts are useful for hydrogenation such as selective hydrogenation of acetylenic impurities in crude olefin and diolefin streams. The catalysts are prepared by depositing nickel on a porous sup... | 04/04/2006 |
| 7009081 | N-methylated amines from selective vapor phase amination of amino ether alcohols A method for converting amino ether alcohols to amino ether amines by amination in the vapor phase with a catalyst comprising copper and zinc. The catalyst may also comprise an alkali, alkaline earth, or lanthanide element as a promoter. ... | 03/07/2006 |
| 7005410 | Fabric color care method The present invention relates to fabric care methods for restoring and/or rejuvenating color of worn, faded fabric, by applying to said fabric a fabric color care composition which comprises: water soluble and/or water dispersible polymers; surfactant capable of for... | 02/28/2006 |
| 6992043 | Composition for scavenging sulfur compounds from fluids In ridding fluids, including hydrocarbon fluids, both gaseous and liquid, of sulfur compounds including hydrogen sulfide, oxides of sulfur, and thiols, the present invention uses a small quantity of an activator, generally a noble metal oxide, preferably a copper sp... | 01/31/2006 |
| 6992041 | Deep desulfurization catalyst, method for preparing the same and method for desulfurization using the same A catalyst for deep desulfurization of a mineral oil corresponding to kerosene, having a nickel component of nickel and nickel oxide, zinc oxide, and aluminum oxide The contents of the nickel component, and the aluminum oxide and the zinc oxide are defined. The nitr... | 01/31/2006 |
| 6989346 | Preparation of olefins, particularly of propylene, by dehydrogenation Olefinically unsaturated hydrocarbons are prepared from corresponding paraffinic hydrocarbons, in particular propylene is prepared from propane, by dehydrogenation over a catalyst comprising an oxide of a transition metal of group IV B of the Periodic Table, eg. TiO... | 01/24/2006 |