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...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 |
| 8119078 | System for stabilizing gas hydrates at low pressures The present invention provides a system for stabilizing gas and particularly gas hydrates at low pressures and for safe storage and transportation of the gas. The invention also provides minimization of the decomposition of the gas in hydrate form. ... | 02/21/2012 |
| 8075846 | Pressure control system The present invention relates to a pressure control system for maintaining the pressure differential between a reactor (1) and a feeder (2) connected thereto and provided for introducing feed into the reactor (1), characterized in that the press... | 12/13/2011 |
| 7972573 | Supercritical water oxidation apparatus and process A reactor suitable for the continuous oxidizing of an organic material in a supercritical water oxidation process, the reactor includes (a) a reactor body with reactor walls; (b) and a threaded reactor upper plug; and (c) a cylindrical liner attached solely to the t... | 07/05/2011 |
| 7829040 | High temperature high pressure vessel for microwave assisted chemistry A vessel assembly is disclosed for high pressure high temperature chemistry. The vessel assembly includes a cylindrical vessel and a cylindrical vessel seal cover. The vessel and the seal cover have respective surfaces that, when engaged, define a circumferential in... | 11/09/2010 |
| 7754165 | High pressure parallel reactor An apparatus for use in parallel reaction of materials. The apparatus includes a base having a plurality of reaction wells, each of the reaction wells having a closed lower end and open upper end for receiving reactant materials. A cover is configured for sealing en... | 07/13/2010 |
| 7651671 | Method of adding low-pressure gas continuously to supercritical fluid and apparatus therefor The present invention is for dissolving a metal complex and a low-pressure additive gas in a supercritical fluid and supplying the same continuously to a reaction vessel, aiming to provide a method and an apparatus for adding a low-pressure gas to a high-pressure su... | 01/26/2010 |
| 7435396 | High-pressure processing apparatus and high-pressure processing method Mixing baths 6A and 6B which temporarily hold chemical agents A and B respectively are disposed. The mixing baths 6A and 6B are each connected with a high-pressure fluid supplying unit 2. For surface treatment using a mixture of th... | 10/14/2008 |
| 7431901 | Apparatus and method for deodorizing confined air spaces which utilize baking soda Apparatus and methods for removing malodor from the air, particularly from confined spaces are disclosed. Such devices and methods are useful for example for storing and preserving food in closed compartments such as refrigerators. The apparatus and methods utilize ... | 10/07/2008 |
| 7402290 | Condensation reduction in fluid mixing Methods and apparatus are disclosed for mixing fluid streams of different compositions to minimize fluid condensation inside a mixing vessel where the objective is to produce an all-vapor mixture product. ... | 07/22/2008 |
| 7384620 | Method and system for producing hydrogen by reforming hydrogen-containing gas A hydrogen reforming system includes a cyclical compression chamber having an entry port for receiving hydrogen-containing gas and an exit port for delivering reformed hydrogen-containing gas, an arrangement for heating the hydrogen-containing gas to a non-combustib... | 06/10/2008 |
| 7335296 | System and device for processing supercritical and subcritical fluid A system for processing supercritical and subcritical fluid capable of bringing the inside of at least one processing container (1) formed in a flow passage into a supercritical or subcritical high pressure field, wherein thermal operation is applied to proce... | 02/26/2008 |
| 7329395 | Treatment apparatus and treatment method for organic waste A treatment apparatus for organic waste including a reaction vessel for introducing and decomposing organic waste and pulling out decomposed organic waste as a treated fluid. The reaction vessel includes an internal vessel made of corrosion-resistant material, an ex... | 02/12/2008 |
| 7230037 | Method for mixing a polyol component and an isocyanate component The present invention relates to a method for the continuous mixing of at least one polyol component and at least one isocyanate component and optionally additives to form a polyurethane reaction mixture in a stirrer mixer with an axially conveying stirrer. ... | 06/12/2007 |
| 7211429 | Organic waste material treatment process An organic waste material treatment process comprising subjecting the organic waste material to conditions under which anaerobic digestion occurs followed by conditions under which aerobic composting occurs. Preferably, the organic waste material is pre-conditioned ... | 05/01/2007 |
| 7195740 | Treatment of chloralkali feeds containing hydrogen peroxide and base A method and apparatus for removing BHP contaminants (alkali hydroxide and H2O2) from a recycled aqueous alkali chloride solution stream before the stream is fed to a chloralkali cell so that the contaminants do not impair the operation of a ch... | 03/27/2007 |
| 7193112 | Process for the production of aromatic amines by heterogeneously catalysed hydrogenation The invention describes a process for the production of aromatic amines by the catalytic hydrogenation of aromatic nitro compounds, with the process being characterized by at least one catalytic hydrogenation step and the catalyst consists at least of a monolithic s... | 03/20/2007 |
| 7182861 | System for separating electrophotographic carrier compositions and recycling the compositions A method for use in two-components electrostatic image developers is disclosed, in which secure separation of a carrier coating resinous materials from a core magnetic material is achieved without affecting the properties of the core materials through process steps ... | 02/27/2007 |
| 7172732 | High pressure parallel reactor with individually isolatable vessels An apparatus and method for synthesis and screening of materials are disclosed. According to one aspect of the present invention, a parallel batch reactor for effecting chemical reactions includes a pressure chamber, and a plurality of reaction wells. Each of the re... | 02/06/2007 |
| 7147828 | Reactor A reactor comprising a reacting vessel 31 that contains a fluid including high temperature and high pressure water under target reaction temperature and reaction pressure condition and performs a reaction treatment to a reactant by the fluid, a first pipe ... | 12/12/2006 |
| 7144739 | Pressure measurement and relief for microwave-assisted chemical reactions A pressure-sealing, pressure-monitoring closure for non-invasively sealing a reaction vessel to a defined release pressure in microwave-assisted chemistry is disclosed. The closure includes a pressure-resistant, microwave-transparent reaction vessel, one portion of ... | 12/05/2006 |
| 7141218 | High pressure parallel reactor with individually isolatable vessels An apparatus and method for synthesis and screening of materials are disclosed. According to one aspect of the present invention, a parallel batch reactor for effecting chemical reactions includes a pressure chamber, an inlet port, and two or more reaction vessels w... | 11/28/2006 |
| 7135332 | Biomass heating system Improved systems, methods, apparatus and compositions for generating, extracting and distributing the renewable heat energy produced by microbial decomposition of organic biomass within a contained and controlled environment. This heat energy is preferably transferr... | 11/14/2006 |
| 7122159 | High pressure parallel reactor with individually sealable vessels An apparatus and method for synthesis and screening of materials are disclosed. According to one aspect of the present invention, a parallel batch reactor for effecting chemical reactions includes a pressure chamber, an inlet port, two or more reaction vessels withi... | 10/17/2006 |
| 7115231 | Parallel reactor with knife-edge seal An apparatus for use in parallel reaction of materials. The apparatus includes a base having a plurality of reaction wells formed therein and a sealing device positioned over the reaction wells for individually sealing each of the reaction wells. One of the sealing ... | 10/03/2006 |
| 7090808 | Apparatus for testing sterilization methods and materials Apparatus and method for testing one or more sterilization indicators (e.g., biological indicators or chemical indicators) or other articles by contacting them under controlled sterilization conditions with a flowing antimicrobial gas containing hydrogen peroxide va... | 08/15/2006 |
| 7045100 | Method for producing fatty acid methyl ester and equipment for realizing the same Method for producing fatty acid methyl ester, including compounding saturated and unsaturated higher fatty substances from at least one of vegetable and animal with an alkaline solution dissolved in alcohol to form a mixture. The method also includes emulsifying the... | 05/16/2006 |
| 7037473 | Device for gasifying combustible materials, residues and waste materials containing carbon An appliance for the gasification of carbon- and ash-containing fuel, residual and waste materials using an oxygen-containing oxidizing agent at temperatures above the melting point of the inorganic fractions, in a reaction chamber which is designed as an entrained-... | 05/02/2006 |
| 7022295 | Installation for carrying out a three phase chemical reaction under pressure A gas siphon type reactor (10) is used to carry out a three phase chemical reaction under pressure, such as the reduction of uranyl nitrate to uranous nitrate by hydrogen, in the presence of a catalyst made up of platinum on a silica carrier. The control of t... | 04/04/2006 |
| 7018589 | High pressure parallel reactor An apparatus for use in parallel reaction of materials includes a base having a plurality of reaction wells, each of the reaction wells having a closed lower end and open upper end for receiving reactant materials. A cover is configured for sealing engagement with t... | 03/28/2006 |
| 7007986 | Access cover fastening device A hollow aluminum pole has access to its interior through a hand hole frame having an access aperture which can be blocked by a cover having a lower end pivotally attached to the hand hole frame by a pivot pin. The pivot pin is biased inwardly by a coil spring which... | 03/07/2006 |
| 6955793 | Temperature controlled reaction vessel A reaction vessel which includes internally placed temperature controlling mixing baffles in which liquid is boiled, resulting in an isothermal heat sink. The energy of vaporization is supplied by the reaction vessel contents. The vapor produced by the boiling is di... | 10/18/2005 |
| 6939521 | Fluoropolymer reactor with heat exchange jacket A reactor for fluorinating an organic compound comprising (a) an outer vessel; (b) a reactor vessel being disposed within said outer vessel to define an annular space, said reactor vessel at least partially comprising a fluoropolymer, said annular space being adapte... | 09/06/2005 |
| 6927371 | Pressure vessel with composite sleeve The vessel assembly includes a polymeric cylinder and a circular polymeric cap for the cylinder, the cylinder being closed at one end and open at the other end to receive the cap. The open end of the cylinder has a lip that is beveled inwardly from the open end, and... | 08/09/2005 |
| 6863871 | Sealing closure for high pressure vessels in microwave assisted chemistry A dynamic sealing structure for pressure vessels used in microwave assisted chemistry is disclosed. The structure includes a cylindrical vessel liner and a removable liner cap, each formed of a microwave transparent material. The liner has a circular mouth with a li... | 03/08/2005 |
| 6749816 | High-pressure treatment apparatus, feeding method thereto and protection method thereof A high-pressure treatment apparatus comprises a first solid reservoir, a second solid reservoir connected to the first solid reservoir through a first connecting pipe, a high-pressure reactor connected to the second solid reservoir through a second connecting pipe, ... | 06/15/2004 |
| 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 |
| 6616901 | Apparatus for pollution control in exhaust gas streams from fossil fuel burning facilities This invention relates to pollution control requirements for fossil fuel burning facilities such as power plants, and, more particularly, to an apparatus for providing a safe and economical supply of ammonia, from a urea feedstock, when ammonia is desired... | 09/09/2003 |
| 6599485 | Apparatus for decomposing PCB The present invention provides a PCB decomposing apparatus capable of decomposing PCB efficiently. The PCB decomposing apparatus comprises a PCB extracting container for extracting PCB from a PCB-containing material with an organic solvent. A distilling t... | 07/29/2003 |
| 6585941 | Apparatus and process for filling and emptying a vessel charged with flammable and aggressive gas An apparatus safely fills and empties a pressurized vessel charged with flammable and/or reactive gas. The apparatus features an upper flap combination, an intermediate lock vessel having a flushing apparatus, and a lower flap combination. The present inv... | 07/01/2003 |
| 6579501 | Apparatus for carrying out wet chemical reactions under pressure The present invention refers to an apparatus for carrying out wet chemical reactions under pressure comprising a pressure sure vessel in which a reaction liquid can be provided and which is adapted to be sealed in a pressure-tight manner by closure means.... | 06/17/2003 |
