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| Number | Title | Issue Date |
| 7749468 | Cavitation reaction apparatus An apparatus is provided for carrying out a cavitation induced reaction comprising a reaction chamber for a liquid reaction medium, means for producing cavitation in the liquid reaction medium, at least one reactant inlet to the reaction chamber, an inert gas inlet ... | 07/06/2010 |
| 7442348 | Sulfur-bearing residue treatment system A sulfur-bearing residue treatment system is provided for the recovery of valuable organic components and the reduction of capital costs and operating costs. The treatment system involves the use of a stripping vessel in conjunction with a heating apparatus. All ele... | 10/28/2008 |
| 7435864 | Method and device for the production of alkylates Disclosed is a device for the production of alkylate(s) by sulfuric acid alkylation of at least one isoparaffin such as isobutane with at least one olefin, such as butylenes. The device includes a mixing chamber for preparing a mixture of the isoparaffin with recycl... | 10/14/2008 |
| 7311885 | Batch reaction system A batch reaction system for simultaneously conducting reactions in at least two separate reactors (CSTR reactors), is provided wherein the at least two batch reactors, containing mixing means and a fluid inlet, a fluid feed common conduit is present for feed fluid t... | 12/25/2007 |
| 7226565 | Gas-phase fluidized-bed reactor Ethylenically unsaturated monomers are polymerized in a gas-phase fluidized-bed reactor comprising a reactor space (1) in the form of a vertical tube, a calming zone (2) adjoining the upper part of the reactor space, a circulated gas line (3), a... | 06/05/2007 |
| 7220290 | System for hydrogen generation The present invention relates to a composition and method for storage and controlled release of hydrogen. In particular, the present invention relates to the use of borohydride based solutions as a hydrogen storage source and a catalyst system to release hydrogen th... | 05/22/2007 |
| 7166556 | Isoparaffin-olefin alkylation A novel alkylation catalyst is described which is used in processes for alkylating olefin hydrocarbons with isoparaffin hydrocarbons to produce high octane alkylate products suitable for use as a blending component of gasoline motor fuel. The novel catalyst comprise... | 01/23/2007 |
| 7156977 | Hydroprocessing process and method of retrofitting existing hydroprocessing reactors A process for hydroprocessing a hydrocarbon feed. The hydrocarbon feed is first admixed with a hydrogen rich gas. The resultant process stream is then contacted with a hydrocracking catalyst. The resultant catalyst effluent process stream is separated into a gas pha... | 01/02/2007 |
| 7008707 | Direct water vaporization for fuel processor startup and transients A fuel cell system including a fuel reforming processor having a catalyst therein constructed and arranged to produce a reformate stream including hydrogen and carbon monoxide, a water gas shift reactor downstream of the fuel reforming processor and wherein the wate... | 03/07/2006 |
| 6986797 | Auxiliary reactor for a hydrocarbon reforming system An auxiliary reactor for use with a reformer reactor having at least one reaction zone, and including a burner for burning fuel and creating a heated auxiliary reactor gas stream, and heat exchanger for transferring heat from auxiliary reactor gas stream and heat tr... | 01/17/2006 |
| 6958162 | Herbal composition for treating allergic disorders and method for making the same Pharmaceutical compositions for treating immunological disorders and the preparing method of the same are disclosed, which include alcohol extracts of Radix Dioscorea, Rhizoma Alismatis, Poria cocos (schw) Wolf, and Scutellaria Baicalensis. The composi... | 10/25/2005 |
| 6872368 | Method and device for processing a gas containing hydrogen sulfide and sulfur dioxide comprising a stage of removal of by-products A method for processing a gas containing at least hydrogen sulfide (H2S) and at least sulfur dioxide (SO2), includes the steps of contacting the gas with a liquid solvent containing at least one catalyst in a contacting stage, recovering gaseou... | 03/29/2005 |
| 6872367 | Method and device for processing a gas containing hydrogen sulfide and sulfut dioxide comprising a stage of removal of solid by-products A method for processing a gas containing at least hydrogen sulfide (H2S) and at least sulfur dioxide (SO2), includes the following stages: contacting the gas with a liquid solvent containing at least one catalyst in a contacting stage, recoveri... | 03/29/2005 |
| 6818186 | System for removing heavies from diluent recycled to a slurry polymerization reactor A recycling and recovery system and process comprising a flash gas separator that receives a slurry comprising liquid medium and solid polymer particles. The flash gas separator separates the diluent from the solid polymer particles as a vapor stream comprising at l... | 11/16/2004 |
| 6818190 | Apparatus for preparing non-photosensitive fatty acid silver salt grains An apparatus for preparing non-photosensitive fatty acid silver salt grains having a first feeding device for feeding a silver ion-containing solution, the solvent of which is water or a mixture of water and an organic solvent, to a closed mixing device; a second fe... | 11/16/2004 |
| 6800120 | Split-flow process and apparatus A recovery plant for recovery of a gaseous component from a process gas has an absorber employing a lean solvent and a semi-lean solvent that absorb the gaseous component from the process gas, thereby producing a rich solvent, a semi-rich solvent, and a lean process... | 10/05/2004 |
| 6746497 | Waste incineration disposal method A waste is dry-distilled in a gasification furnace and generated combustible gas is combusted in a combustion furnace. A temperature in the combustion furnace is set to be substantially constant at a first preset temperature or more. When the temperature in the comb... | 06/08/2004 |
| 6730278 | Process and plant for the production of urea with high conversion yield and low energy consumption In a process for the production of urea, substantially pure ammonia and carbon dioxide are reacted in a reaction space (1) from which comes out a reaction mixture subjected to stripping (2) to obtain a partially purified mixture sent to a urea recovery... | 05/04/2004 |
| 6712908 | Purified silicon production system Method and apparatus for producing purified bulk silicon from highly impure metallurgical-grade silicon source material at atmospheric pressure. Method involves: (1) initially reacting iodine and metallurgical-grade silicon to create silicon tetraiodide and impurity... | 03/30/2004 |
| 6689330 | Apparatus for converting synthesis gas into higher hydrocarbons Apparatus suitable for the conversion of synthesis gas to liquid hydrocarbon products, comprising a plurality of injector-mixing nozzles, a tank reactor, a gas recycle line having a first end and a second end and a slurry recycle line having a first end a... | 02/10/2004 |
| 6641625 | Integrated hydrocarbon reforming system and controls A hydrocarbon reformer system including a first reactor configured to generate hydrogen-rich reformate by carrying out at least one of a non-catalytic thermal partial oxidation, a catalytic partial oxidation, a steam reforming, and any combinations thereo... | 11/04/2003 |
| 6632409 | Reformer for fuel cell system A reformer includes an evaporation portion for evaporating a raw material, a reforming portion for producing a reformed gas whose principal element is hydrogen from the raw materials, a CO reduction portion for reducing CO involved in the reformed gas, a ... | 10/14/2003 |
| 6610112 | Method for oil gasification The present invention relates to a method for oil gasification. In particular, the present invention relates to a method for oil gasification while reducing wastewater and costly purification systems. The method comprises providing feedstock and water to ... | 08/26/2003 |
| 6599488 | Pour point depression unit using mild thermal cracker A method for lowering the cloud/pour point of a waxy crude oil in locations where size and/or weight of the facility may need to be limited (i.e. arctic zones and offshore). The major components of the system comprise a fractionation/quench tower and a re... | 07/29/2003 |
| 6429268 | Method and apparatus for phase separated synthesis An apparatus and method for a continuous phase-separated synthesis of particulates, and in particular an apparatus and method for a continuous polymerization which utilizes a reactor vessel having stationary annular baffles through which an aqueous medium... | 08/06/2002 |
| 6413488 | Post conversion of a gas containing hydrogen sulphide, the elimination of sulphur crystallized by cooling A process and an apparatus are described for treatment of a gas containing hydrogen sulphide and sulphur dioxide, for example a Claus plant tail gas, in which the gas is brought into contact with an organic solvent (1) e.g. polyethylene glycol 400, contai... | 07/02/2002 |
| 6413477 | Process and apparatus for the gas-phase polymerization of -olefins Process for gas-phase polymerization carried out in two interconnected polymerization zones, to which one or more -olefins CH2.dbd.CHR are fed in the presence of catalyst under reaction conditions and from which the polymer product is di... | 07/02/2002 |
| 6315969 | Gas re-circulation selective catalytic reduction system with heat trace A gas re-circulation selective catalytic reduction system. A vaporizer is provided for producing a diluted reducing agent. A reducing agent source, for storing a reducing agent, has a reducing agent pipe interconnected to the vaporizer. A re-circulation g... | 11/13/2001 |
| 6315961 | Apparatus for purifying a gas containing hydrogen sulphide and sulphur dioxide A process for the production of elemental sulphur by reacting hydrogen sulphide with sulphur dioxide in a liquid reaction medium comprising an organic solvent for the two compounds, e.g., ethylene glycol, and containing at least one soluble catalytic basi... | 11/13/2001 |
| 6165424 | Water vapor trap and liquid separator for singlet-delta oxygen generator A singlet-delta oxygen generator 10 comprises a chamber 14 in which a gas stream 22 of singlet-delta oxygen, O2 (1 Ɗ), is generated; a water vapor trap 40 to remove water vapor from the gas stream, and a liquid separator 60 downstre... | 12/26/2000 |
| 6153153 | Exothermic reaction system A reactor and process is for the production of oxirane compounds by reaction of an olefin such as propylene with an organic hydroperoxide using a solid contact catalyst, characterized by the following features: (1) the reactor is divided into a series of separ... | 11/28/2000 |
| 6139755 | Oxidation method, nozzle system and sewage treatment plant The invention relates to a method for oxidizing substances contained in sewage, a nozzle system, and a plant for carrying out this method. The method is characterized in that three radical chain circuits are superimposed, thus producing a continuous react... | 10/31/2000 |
| 6080373 | Method of contacting catalyst particles with gas and liquid Catalyst particles are contacted with a liquid and a gas in a vertically extending cylindrical vessel. The particles and liquid are placed in the vessel into which the gas and liquid are continuously fed from the bottom thereof so that an upwardly flowing... | 06/27/2000 |
| 6077323 | Synthesis gas production by ion transport membranes Synthesis gas is produced from a methane-containing reactant gas in a mixed conducting membrane reactor in which the reactor is operated to maintain the product gas outlet temperature above the reactant gas feed temperature wherein the total gas pressure ... | 06/20/2000 |
| 5993751 | Pyrolizer Embodiments of a pyrolizer are disclosed in which carbonaceous materials are pyrolyzed in a two stage process. In the first stage the materials are moved through a pretreater using augers and are heated to between 180 and 220 degrees C. In the second stag... | 11/30/1999 |
| 5961933 | Process and apparatus for operation of a slurry bubble column with application to the fischer-tropsch synthesis The invention concerns a process for optimal operation of a slurry bubble column containing a suspension of solid particles in a liquid, characterized in that a gas phase containing the reactant(s) required for the production of the desired products is in... | 10/05/1999 |
| 5917102 | Device for depolymerizing used and waste plastics The invention relates to a device for depolymerizing used and waste plastics, comprising a closed reactor and a circulation system the mildly heating of the reactor contents connected to the reactor, as well as to a process for depolymerizing used and was... | 06/29/1999 |
| 5902559 | Plant for the production of hydrogen peroxide A plant for producing hydrogen peroxide by autooxidation of an anthraquinone derivative, including a catalytic hydrogenation vessel (1) supplied with hydrogen; an oxidizing vessel (2) supplied with an oxygen-containing fluid, particularly air; an extracto... | 05/11/1999 |
| 5792428 | Apparatus for conducting exothermic reactions An apparatus for oligomerization of C4 and C5 isoolefins or the etherification thereof with C1 to C6 alcohols wherein the reactants are contacted first in a partial liquid phase reactor (boiling point reactor) w... | 08/11/1998 |
| 5735331 | Method and apparatus for regulating the temperature in a chemical melt dissolving tank A method of regulating the temperature in a chemical melt dissolving tank, where chemical melt produced in combustion of spent liquor of a cellulose pulp mill is dissolved in liquid, producing green liquor, provides excellent heat economy, while minimizin... | 04/07/1998 |
