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| Number | Title | Issue Date |
| 7325966 | Device for dispersion and/or homogenization A device (1) which includes a dispersing and/or homogenizing tool (2) and a pump (7) located on the same shaft (10), wherein a pumpable material can be fed from a receptacle, especially a container (3) or a pipe, to the dispersing ... | 02/05/2008 |
| 7281839 | Turbine cement/water mixer for concrete production A high-speed turbine mixer combines water and cement into a pre-mixed cement paste that is added to aggregates to create a concrete mix. The turbine mixer includes a housing that cooperates with an auger to move dry cement into a mixing chamber where water is added.... | 10/16/2007 |
| 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 |
| 7175337 | Method and apparatus for mixing pulverous material with liquid Liquid is supplied within a substantially vertical mixing chamber in a substantially tangential manner from a chamber top section, such that the liquid is deflected for rotatory motion against a chamber wall while advancing, in response to a pressure difference, dow... | 02/13/2007 |
| 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 |
| 7070174 | Mixing apparatus for mixing gas in a closed reactor The invention relates to a mixing apparatus and a method for mixing gas in a closed mixing reactor, which uses gas as a process chemical with a high efficiency and where the content of pulverous solids in the solution is great. The aim is to obtain a flow in the rea... | 07/04/2006 |
| 6767007 | Direct injection contact apparatus for severe services A direct injection contacting apparatus for contacting a first fluid with a second fluid which facilitates heat and mass transfer operations. ... | 07/27/2004 |
| 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 |
| 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 |
| 5865537 | Mixing device for mixing a low-viscosity fluid into a high-viscosity fluid A mixing device for mixing a low-viscosity fluid into a high-viscosity fluid comprises the following parts: a main line for carrying the high-viscosity fluid and having inbuilt static mixing units of a main mixer; a branch line for a branch flow which is ... | 02/02/1999 |
| 5690428 | Mixing device comprising concentric tubes for supplying solutions onto and mixing on a rotor Photographic emulsions comprise silver halide grains which are generally produced by reacting an aqueous silver salt solution, and an aqueous halide solution in an aqueous gelatin solution in a reaction vessel. However, it may often be difficult to contro... | 11/25/1997 |
| 5571281 | Automatic cement mixing and density simulator and control system and equipment for oil well cementing A cement mixing and slurry density control system utilizes an improved eductor mixer for particular use in a cementing process for an oil or gas well.... | 11/05/1996 |
| 5492404 | Mixing apparatus A stripping apparatus comprising an elongated cylindrical outer jacket and an elongated inner cylinder surrounded by the outer jacket. The inner cylinder has an inner surface forming a stripping chamber and has an inlet at one end and an outlet at the oth... | 02/20/1996 |
| 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 |
| 5383725 | Asphalt/dust/rubber processing equipment A closed, pressurized apparatus for introducing aggregate dust and rubber into a stream of liquid asphalt is provided. Aggregate dust and rubber are dispensed through a valve from a receiving chamber into a mixing housing. The aggregate dust and rubber en... | 01/24/1995 |
| 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 |
| 5275486 | Device for acting upon fluids by means of a shock wave A two-phase mixture of at least two fluids which is supplied with subsonic velocity through associated feed lines (4, 3) is accelerated to sound velocity by means of a nozzle (2). Upon the exit from the narrowest cross-sectional area (6) of the nozzle (2)... | 01/04/1994 |
| 5205648 | Method and device for acting upon fluids by means of a shock wave A two-phase mixture of at least two fluids which is supplied with subsonic velocity through associated feed lines (4, 3) is accelerated to sound velocity by means of a nozzle (2). Upon the exit from the narrowest cross-sectional area (6) of the nozzle (2)... | 04/27/1993 |
| 5171090 | Device and method for dispensing a substance in a liquid A device for dispersing a substance, for example, dry particulate material, in a liquid is disclosed having a funnel eductor for distributing and carrying the substance in a flow stream and a cyclonic dispersal eductor for inducing the flow stream and int... | 12/15/1992 |
| 5040898 | Mixing apparatus and method Fluid mixing apparatus includes a non-magnetic conduit (4) and a magnetically susceptible rod (5) which is contained in and extends longitudinally of the conduit. The rod is substantially not permanently magnetized. A least two electromagnets (6, 7) are p... | 08/20/1991 |
| 5033492 | Rinsing apparatus for containers A rinsing apparatus for containers has concentric inner and outer pipes which are loosely nested in one another. A passageway for a rinsing fluid is formed between the two pipes. An inlet which is formed in the outer pipe enables a rinsing fluid to be int... | 07/23/1991 |
| 5018871 | Polymer dilution and activation apparatus Polymer activation apparatus includes an impeller in a mixing chamber having inlets for polymer and dilution water, and an outlet for removing the resulting solution. The impeller includes a circular disk having a plurality of internal channels which exte... | 05/28/1991 |
| 4986667 | Self cleaning apparatus for preparing aqueous air foams An apparatus for preparing a water-based air foam includes a mixing chamber for mixing two liquid components, and a nozzle which sprays the mixed liquid components toward a pair of screens within a compartment to produce a foam material. A portion of the ... | 01/22/1991 |
| 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 |
| 4662759 | Premix injection system for asphalt compositions An injection system for asphalt, asphalt-containing or other viscous compositions, comprising a mixing drum or receptacle, an injection device having a housing and mounted nozzle jet for preparation and discharge of a premix comprising such asphalt or oth... | 05/05/1987 |
| 4538921 | Apparatus and method for slurrying soda ash This invention relates to an improved soda ash slurrying device, which includes liquid and soda ash particle passages and separating means positioned between the interior openings of these passages to prevent contact between water or aqueous sodium carbon... | 09/03/1985 |
| 4492478 | Method and apparatus for applying mortar or concrete One of ingredients of green concrete are supplied to a rotary disc through a central tube by a pump or low pressure air and the other ingredient is supplied to the rotary disc from a hopper by a screw conveyor. These ingredients are mixed together on a ro... | 01/08/1985 |
| 4232973 | Continuous mixing apparatus for flowable products To continuously mix two flowable products such as a solid product in the divided state and a liquid product, two concentric ducts are provided each with associated entraining means. The entraining means of the outer duct serves to move a first one of the ... | 11/11/1980 |
| 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 |
| 4213712 | Method and apparatus for the continuous production of a slurry explosive containing an emulsified liquid component The continuous production of an explosive is achieved by intermixing at least two liquid component streams in an apparatus including a mixing rotor generally formed like a turbine impeller and freely rotatably supported in a housing directly opposite an i... | 07/22/1980 |
| 4199547 | Device for producing foam plastics The present invention relates to a method for producing foam plastics and a device for effecting same. The method resides in foaming with continuous and proportioned injection of all components successively in two stages, mixing water, resin and a foaming... | 04/22/1980 |
| 4194844 | Multiple powder conveyor system Apparatus for receiving and conveying a plurality of different powders simultaneously and delivering the powders continuously as a blended mix, in which a number of concentric tubes define annular bores carrying helical screw members driven at one end for... | 03/25/1980 |
| 4175873 | Process and apparatus for mechanically mixing two immiscible liquids and one or more other substances A process and apparatus are disclosed for mechanically mixing two immiscible liquids and one or more other substances by creating in the upper portion of the apparatus a continuous dual-layer liquid film composed of upper and lower layers of immiscible li... | 11/27/1979 |
| 4135882 | Foam injection nozzle A nozzle for the injection of urea-formaldehyde foam insulation in a building includes a two-stage foaming chamber in the foam chemical line which includes a plurality of jets for effecting bubbling of the foaming chemical and a bubble-sizing, apertured p... | 01/23/1979 |
| 4103876 | Method and apparatus for continuously producing and applying foam A method and apparatus particularly adapted for use in the continuous production of a foam material or the like. The apparatus essentially embodies a first material delivery and mixing means for delivering an atomized spray of a first material in one dire... | 08/01/1978 |
| 4093189 | Apparatus for continuous preparation of a suspension The apparatus comprises a housing mounted on a framework and accommodating therein an annular inductor encircling a mixing chamber and adapted to create a rotating electromagnetic field in said chamber. Ferromagnetic particles are present in the mixing ch... | 06/06/1978 |
| 3998433 | Continuous mixing machine for moistening powdered material Powdered material is fed downwardly into the mixing chamber through a vertical feed pipe while liquid is fed into the chamber in the form of annular thin film descending along the inner wall surface of an inverted frusto-conical overflow structure arrange... | 12/21/1976 |
