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| Number | Title | Issue Date |
| 7942955 | Static devolatilisation apparatus and method for a liquid containing polymers The static devolatilisation apparatus serves to treat a liquid (7) containing polymers for the purpose of polymer devolatilisation. Volatile components are separated from the polymers in that the liquid standing under pressure is expanded in at least one phas... | 05/17/2011 |
| 7384451 | Gas-liquid separation method and unit When a reaction liquid is passed through a gas-liquid separation pipe having a larger volume per unit length than the volume per unit length of a pipe, a headspace part into which gas can be released is formed above the gas-liquid separation pipe, and the byproduct ... | 06/10/2008 |
| 7351336 | Ballast water treatment systems including related apparatus and methods Ballast water treatment apparatus and methods for preventing foreign aquatic invasive species form entering marine ecological zones by translocation in ship's ballast water. The apparatus includes a housing, a filter member, and UV water treatment chambers. Methods ... | 04/01/2008 |
| 7005074 | Ballast water treatment systems including related apparatus and methods Ballast water treatment apparatus and methods for preventing foreign aquatic invasive species form entering marine ecological zones by translocation in ship's ballast water. The apparatus includes a housing, a filter member, and UV water treatment chambers. Methods ... | 02/28/2006 |
| 6962626 | Venting assembly for dip coating apparatus and related processes Disclosed is a venting assembly for a dip coating system, a dip coating system utilizing such venting assembly, and related method for dip coating. These aspects are particularly directed for the production of organic photoconductor layers in imaging devices, and mo... | 11/08/2005 |
| 6955758 | Ozone treating apparatus The present invention provides an ozonization apparatus which is not only capable of dissolving ozone in material water with high efficiency and speedily but also enables the easy and proper control of the dissolved ozone concentration of ozone water. The pre... | 10/18/2005 |
| 6818046 | Liquid purifying device A liquid purifying device for separation and removal of volatile contaminants from liquids. A first feature of this design is an improved utilization of space, thus affording simplified and convenient mounting means, usually in the place of a standard filter. ... | 11/16/2004 |
| 6811591 | Autonomous system and method for efficiently collecting fugitive airborne emissions from open vessels An autonomous pushed liquid recirculation system (APLRS) is installed in a vessel, such as an electroplating tank. It situates around the interior perimeter and adjusts to changes in the level of liquid, maintaining the same location and orientation respective to th... | 11/02/2004 |
| 6712883 | Apparatus and method for deaerating liquid crystal An apparatus and method are provided for deaerating liquid crystal contained in at least one liquid crystal container. The apparatus includes a chamber, a holder, a displacement mechanism, a vacuum system and a gas supply. The chamber has an opening to provide acces... | 03/30/2004 |
| 6706094 | Collection of dissolved gases from groundwater A system for rapid collection of large volumes of dissolved gases from groundwater pumps the water from a large-diameter passage through a small-diameter restrictor passage, and then into a flow-through collection chamber. The small-diameter passage causes a drop in... | 03/16/2004 |
| 6652630 | Device for degassing melts A device for degassing melts, especially plastic melts, which has a melt nozzle (1) with an inlet connection (11) for connecting to a melt supply, a melt outlet opening and a vacuum chamber (20) defined by essentially vacuum-tight walls, which communicate... | 11/25/2003 |
| 6500242 | Apparatus and method for degassing and preventing gelation in a viscous liquid An apparatus for degassing and preventing gelation in a viscous liquid stored in a reservoir tank is provided. For a viscous liquid such as one that has a viscosity higher than 5000 cp, a reservoir tank that has a cavity for holding the liquid is first pr... | 12/31/2002 |
| 6482254 | Deaerator insert The present invention is directed to an insert for a vacuum deaerator for receiving a liquid having gas entrained therein and distributing the liquid to a gas-disentrainment surface, with distributing structure being connected to the receiving structure t... | 11/19/2002 |
| 6338749 | System and method for degassing a material and a material distributor for use when degassing a material A system is provided for de-gassing a material. The system includes a vessel and a material distributor. The vessel has an internal chamber in which a vacuum can be maintained. The material distributor is located inside the internal chamber and is adapted... | 01/15/2002 |
| 6120254 | Jet pump for creating the vacuum conditions required for liquid product distillation The invention pertains to the field of fluidics and jet technology. The essence of the invention: is a vacuum-producing device composed of a liquid-gas jet apparatus, a separator and a pump, is furnished with a jet pump, so that the gas inlet of the liqui... | 09/19/2000 |
| 6033462 | Multi-chambered air/oil separator An air/oil separator used with a closed loop oil seal system for a liquid ring vacuum pump, which incorporates a multi-chambered design for facilitating multiple stages of oil particulate separation is disclosed. The separator includes a cylindrical multi... | 03/07/2000 |
| 5976226 | Means to ensure a minimum of gas content in liquids used for heat exchange and insulating purposes with complementary means for liquid expansion into vessels with variable volumes The invention, intended for large power transformers and industrial heat transfer installations, is systemic in nature and calls upon two components which complement each other, the first one effecting the continuous on-line de-gassing of an insulating or... | 11/02/1999 |
| 5948279 | Method and apparatus for controlling macrofoulers in on-demand water conduits In general terms, the present invention includes an apparatus for controlling macrofoulers and larvae thereof in an on-demand water conduit, and a method for controlling macrofoulers and larvae thereof in a water conduit having an intake opening. The appa... | 09/07/1999 |
| 5885332 | Solvent receptacle and degasser for use in high pressure liquid chromatography A vacuum degassing and solvent delivery apparatus for those solvents being utilized in high pressure liquid chromatographic operations and/or applications. The degassing and delivery apparatus of the present invention is designed for attachment directly t... | 03/23/1999 |
| 5858466 | Photoresist supply system with air venting A system for pumping resist to a wafer coating machine includes a line that returns a selected proportion of the resist entering the resist pump to the resist supply tank. The return line to the tank is connected to the pump outlet at a higher point than ... | 01/12/1999 |
| 5840101 | Method and apparatus for treatment of an endless web of material with vacuum A method and an apparatus for the treatment of an endless web, wherein exhaust vapors, formed in a treatment chamber, are withdrawn together with returned gases with a vacuum from the treatment chamber and are led into a separator to be separated into gas... | 11/24/1998 |
| 5743941 | Bottle top solvent degasser A vacuum degassing and solvent delivery apparatus for those solvents being utilized in high pressure liquid chromatographic operations and/or applications. The degassing and delivery apparatus of the present invention is designed for attachment directly t... | 04/28/1998 |
| 5601635 | Method and apparatus for deaerating a liquid in a substantially closed liquid circulation system A method and apparatus for deaerating a liquid in a substantially closed liquid circulation system, wherein an amount of liquid is withdrawn from the circulation system and is introduced into a closed reservoir via a valve which is alternately open and cl... | 02/11/1997 |
| 5578116 | Method and apparatus for controlling zebra mussels in water conduits The present invention has two basic aspects: (a) a mechanical method for controlling the macrofouling of zebra mussels; and (b) a mechanical apparatus for reducing the dissolved oxygen of natural source water, such as for industrial or municipal use, to a... | 11/26/1996 |
| 5534047 | Vertical continuous polymer concrete degassing apparatus and method An apparatus and method for degassing a mix of cement and a polymeric binding agent including filler material and/or fiber. The apparatus includes a vacuum chamber and a mechanism for adjusting the pressure inside the vacuum chamber. The vacuum chamber ha... | 07/09/1996 |
| 5494425 | Process and arrangement including a gear pump for handling thermoplastic liquified material Apparatus and process for handling thermoplastic liquified material is disclosed. A system including an extruder feeding into a degasifying chamber is disposed upstream of a gear pump for pressurizing the material. The extruder gravity delivering, by way ... | 02/27/1996 |
| 5480487 | Dispensing process particularly for a sealing/adhesive product The invention relates to a dispensing process particularly for a sealing/adhesive product which comprises at least one step of pumping the sealing/adhesive product to allow a step of distribution thereof onto at least one part to be sealed, such as for ex... | 01/02/1996 |
| 5423979 | Liquid decontamination apparatus In a multi-pass system for purifying oil or other liquids, an improved apparatus and method for mixing air with the contaminated liquid for separation after a phase change from liquid to gas. The contaminated liquid is drawn from a reservoir by a pump, fi... | 06/13/1995 |
| 5403475 | Liquid decontamination method In a multi-pass system for purifying oil or other liquids, an improved apparatus and method for mixing air with the contaminated liquid for separation after a phase change from liquid to gas. The contaminated liquid is drawn from a reservoir by a pump, fi... | 04/04/1995 |
| 5389264 | Hydraulic energy dissipator for wet oxidation process This invention relates to a process and apparatus for dissipating the energy of a wet oxidation mixture after that stream traverses a pressure control valve. The depressurized stream is discharged into a phase separator vessel containing a gas phase and a... | 02/14/1995 |
| 5341832 | Device and method for the combustion of waste oil The present invention concerns a device sequence for burning waste oil and includes a circulating system having a pump for circulating the oil therein and a heater for heating the oil to a suitable combustion temperature during this circulation. A combust... | 08/30/1994 |
| 5332423 | Vertical continuous degassing apparatus A vertical continuous degassing apparatus for degassing a mix of at least one member selected from the group consisting of a liquid, a mix of liquids, a mix of a liquid and solids and combinations thereof comprising: a vacuum chamber, a mechanism for adju... | 07/26/1994 |
| 5314302 | Centrifugal pump for supplying hot liquid from a container An impeller pump which can be connected for use with hot-water serving systems. By the rotation of an impeller, liquids are sucked through a suction port which is connected with a container of the hot-water serving system and discharged through a discharg... | 05/24/1994 |
| 5269836 | Passive inline membrane degasser and liquefier The present invention describes a passive membrane degasser device in which solid chunks of photographic materials (15) are pumped past a hydrophobic membrane (10). Air from in between the chunks is forced through the membrane by pump pressure including a... | 12/14/1993 |
| 5228889 | Device for eliminating bubbles of gas in a flowing liquid A device for eliminating bubbles of gas from a liquid comprises a channel of varying section for the liquid, the channel having a high point for collecting bubbles under gravity, and means for dynamically concentrating bubbles upstream from the high point... | 07/20/1993 |
| 5137556 | Steam condensate drainage device for a steam piping system A steam condensate removal device, typically for return of steam condensate to a boiler, is provided. A receptacle attached to the steam condensate removal line contains a gasket-separator and a threaded condensate restriction nozzle therein and a cap att... | 08/11/1992 |
| 5101885 | Hydraulic fluid reservoir including cooling system A hydraulic fluid reservoir for a hydraulic power unit includes a built-in air to fluid heat exchanger. The reservoir includes a tank having a front wall, a back wall, two side walls, a top and a floor. Situated on the inner side of the back wall and para... | 04/07/1992 |
| 5061302 | Dissolved gas stripping apparatus A method for removal of dissolved gas from water, particularly removal of ozone from water following its treatment with ozone for the purpose of purification, includes the steps of providing an enclosed zone capable of containing a quantity of water, flow... | 10/29/1991 |
| 5044761 | Dissolving and deaerating method A method of dissolving a powder material is disclosed in which the material is wholly dissolved and the existence of bubbles in the resultant solution is greatly minimized. An agitating blade stirs a liquid in an air-tight tank while the powder material i... | 09/03/1991 |
| 5009682 | Apparatus for degassing fluids An apparatus for degassing fluids uses a pressure-resistant container, in which the fluid to be degassed is stored and in which low pressure for carrying out the degassing process is produced. The apparatus further includes a supply vessel, containing the... | 04/23/1991 |
