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| Number | Title | Issue Date |
| 8079752 | Process and mixing unit for the preparation of isocyanates by phosgenation of primary amines The invention relates to a mixer reactor of the rotor-stator type. This mixer reactor comprises a substantially rotationally symmetric housing which has a distributing chamber, a mixing chamber, a front plate that modifies the cross-section of the housing between th... | 12/20/2011 |
| 7322284 | Apparatus and method for exposing comminuted foodstuff to a processing fluid A contactor apparatus is adapted to expose a comminuted foodstuff such as comminuted meat to a processing fluid such as gaseous or aqueous ammonia or carbon dioxide gas. The contactor apparatus facilitates an even and consistent exposure to the processing fluid thro... | 01/29/2008 |
| 7234857 | Method and apparatus for feeding a chemical into a liquid flow A method of and apparatus for feeding a chemical into a liquid flow are especially suited for use with a headbox of a paper machine, particularly for feeding a retention aid into a fiber suspension flow going to the headbox so that in a mixing apparatus feed liquid ... | 06/26/2007 |
| 7115187 | Method and device for continually producing a suspension of cellulose in an aqueous amine oxide The invention relates to a method for continually producing a suspension of cellulose in an aqueous tertiary amine oxide. The method includes (a) mixing cellulose and an amine oxide-free aqueous phase to form a cellulose suspension in a mass ratio in the range of 1:... | 10/03/2006 |
| 7097347 | Static mixer and process for mixing at least two fluids A novel mixing apparatus and process for mixing at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved in a device comprising at least two supply channels to feed a mixing chamber and create a vortex. The alignmen... | 08/29/2006 |
| 6749330 | Cement mixing system for oil well cementing A powder mixing system and mixer for mixing cement used in cementing oil wells or other similar dry powder mixtures. The mixer is provided with a central recirculation jet and with annularly located alternating recirculation and mix water jets that discharge into th... | 06/15/2004 |
| 6074085 | Cyclonic mixer A pair of concentric tubes having an inlet and an outlet with the outer tube being closed at either end and the inner tube having a plurality of holes with compound angles designed to impart a swirling motion of the air admitted into the interior of the i... | 06/13/2000 |
| 6045255 | Prewetting mixer A prewetting apparatus for mixing dry material with a liquid before mixing. The wetting apparatus has a cylindrical upper chamber mounted above a lower mixing chamber. The lower mixing chamber has a conic surface with an outlet below. Pressurized liquid i... | 04/04/2000 |
| 5979517 | Bulk product filling device A bulk product filling device 10 comprises a fill channel 39 having a fill pening 17 associated with a processing region 13 through which a bulk product to be handled can be introduced into the processing region 13 and a suitable liquid inlet device 38 dis... | 11/09/1999 |
| 5931579 | Mixer-reactor and process for containing nozzles for carrying out the phosgenation of primary amines A mixer-reactor for mixing at least two fluid substances and carrying out or initiating a reaction between them, wherein the mixer-reactor consists of a substantially rotationally symmetrical casing containing a mixing chamber having separate inlets for t... | 08/03/1999 |
| 5660466 | Apparatus and method for uniformly wetting hard-to-wet powders Apparatus for wetting particulate material comprises a duct 1 that is open at its base 2 and that is provided at its top 3 with a duct inlet 4 defined by inlet walls 5 down which water flows continuously from a weir 6 around the top of the walls. Sprays 1... | 08/26/1997 |
| 5588745 | Methods and apparatus for mixing bone cement components using an evacuated mixing chamber Methods and apparatus are set forth for preparing and delivering bone cement formed by combining a powdered polymer component and a liquid monomer component. The powdered polymer component is stored in an evacuated mixing chamber. The liquid monomer compo... | 12/31/1996 |
| 5520456 | Apparatus for homogeneous mixing of two media having an elongated cylindrical passage and media injection means Mixing apparatus having an elongated cylindrical passage for flow of a fluid therethrough, nozzles for injection of a medium into the passage, and a funnel to inject a second medium into an end of the passage for travel through the passage and mixing of t... | 05/28/1996 |
| 5426137 | Method for continuously mixing fluids Apparatus and method of hydrating a particulated polymer and producing a well treatment gel includes a mixer for spraying the polymer with water at a substantially constant water velocity and at a substantially constant water spray pattern at all flow rat... | 06/20/1995 |
| 5338113 | Method and device for pressure jumps in two-phase mixtures An improved device for acting upon fluids by means of a pressure jump is disclosed. The device consists of a nozzle which receives an active fluid. A passive fluid is provided to the nozzle such that it mixes with active fluid to form a two-phase mixture ... | 08/16/1994 |
| 4915509 | Mixer for mixing at least two free-flowing substances, especially those which react during mixing The present invention is directed to a mixer for mixing at least two free-flowing, reactive or unreactive substances comprising (a) a casing having at least two inlets and at least one outlet, (b) a rotatable shaft extending through the casing, (c) at least one rot... | 04/10/1990 |
| 4886369 | Continuous static mixing apparatus A mixing apparatus includes an elongated cylindrical mixing chamber having a hollow body and opposed end walls attached thereto and closing off the hollow body. A discharge port extends through the body and into the mixing chamber between the end walls. E... | 12/12/1989 |
| 4647212 | Continuous, static mixing apparatus A mixing apparatus includes an elongated cylindrical mixing chamber having a hollow body and opposed end walls. The mixer also includes a first entry port extending through a first of the end walls and into the mixing chamber, with a first nozzle plate mo... | 03/03/1987 |
| 4553849 | Method for blending solids or the like Particulate materials are blended in a vessel provided with a plurality of vertically extending conduits therein. The vessel comprises a downwardly converging frustoconically shaped bottom wall which defines the lower region of the vessel. The conduits ar... | 11/19/1985 |
| 4531673 | Spray jet polymer powder wetter Wetting device for wetting and dissolving polymer powders without forming lumps and globular "fish-eyes" which clog the system apparatus. A nozzle holder has an annular passageway disposed therein which communicates with each of a plurality of spaced jet ... | 07/30/1985 |
| 4490049 | Mixing arrangement A longitudinally extending housing with end closures forms a closed mixing chamber within the housing. A mixer that has a fluid material inlet at each end thereof with longitudinally spaced, opposed ends forming fluid material outlets and a central periph... | 12/25/1984 |
| 4480925 | Method of mixing fluids A mixing method particularly for the mixing of a plurality of fluids is described. A first fluid is injected into a mixing chamber with a given angular momentum and directed at a given tangent circle. The tangent circle has a radius less than that of the ... | 11/06/1984 |
| 4472064 | Method and apparatus for blending solids or the like Particulate materials are blended in a vessel provided with a plurality of vertically extending conduits therein. The vessel comprises a downwardly converging frustoconically shaped bottom wall which defines the lower region of the vessel. The conduits ar... | 09/18/1984 |
| 4445781 | Post mix dispensing method and apparatus A post mix dispensing system for mixing together and dispensing carbonated water and a flavored soft drink syrup, while generating substantially reduced amounts of foam. Carbonated water is injected into a special staging chamber, where it circulates turb... | 05/01/1984 |
| 4398827 | Swirl mixing device A swirl mixing device particularly suited for the thorough and complete mixing of a plurality of fluid reagents is disclosed. The swirl mixing device is generally composed of a cylindrically shaped container having a closed bottom and an open upper exhaus... | 08/16/1983 |
| 4382684 | Apparatus for mixing and dispensing liquid resins An apparatus for mixing and dispensing liquid resins which comprises a mixing unit which is a stationary mixer and a dispersing unit which comprises a dispersing plate placed crossing the line of flow head of the stationary mixer and which has at least on... | 05/10/1983 |
| 4230410 | Mixing device for fluids of different and varying temperatures Mixing device for fluids of high, different and varying temperatures having a housing and a cylindrical, straight mixing tube open at both ends thereof and formed intermediate the ends thereof with numerous radial openings, the mixing tube being secured a... | 10/28/1980 |
