Flow mixers Mixers for falling materials

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01FMIXING

B01F5/00Flow mixers Mixers for falling materials

B01F5/0057Mixing by creating a vortex flow B01F5/006wherein the vortex flows in a spherical shaped receptacle or chamber B01F5/0062wherein the vortex is created by two or more jets introduced tangentially in separate mixing chambers or consecutively in the same mixing chamber B01F5/0065with additional mixing means other than vortex mixers B01F5/0068Characterised by the arrangement of the discharge opening B01F5/0071the mixing chamber being vertical with the outlet tube at its upper side B01F5/0074the mixing chamber being vertical and having an outlet tube at its bottom whose inlet is at a higher level than the inlet of the vortex creating jet B01F5/0077Mixing heads B01F5/008of the mixing valve type B01F5/0082Interdigital mixers B01F5/0085Mixing drops, droplets, bodies of liquid which flow together or contact each other B01F5/02Jet mixers B01F5/0206comprising submerged injectors B01F5/0212the injectors being surrounded by guiding tubes B01F5/0218the injectors being movable B01F5/0225Pivoting, oscillating in a multidirectional way during jetting B01F5/0231Rotating during jetting B01F5/0237being vertically moved to bring the injector in or out of operative position B01F5/0243being moved or transported between different locations during jetting B01F5/025Moving to adjust the direction of jetting, the injectors being fixed during operation B01F5/0256Mixing by intersecting jets B01F5/0262the intersecting jets having the configuration of sheets, cylinders or cones B01F5/0268Mixing by jets impinging against a collision plate B01F5/0275Mixing by jetting a component in a conduit for agitating its contents B01F5/0281characterized by the specific design of the jet injector B01F5/0287the jet injector being of the RESS (explosive rapid expansion of supercritical solutions) or FIMS (fluid injection of molecular spray) type B01F5/0293the jet injector being of coanda type B01F5/04Injector mixers B01F5/0401the additional component being axially fed and radially discharged through a circumferential outlet B01F5/0403Mixing conduits or tubes B01F5/0405for mixing more than two components; Devices specially adapted for generating foam B01F5/0406Devices specially adapted for generating foam B01F5/0408with additional mixing means other than injector mixers B01F5/041with rotating elements B01F5/0411with means for introducing an additional component B01F5/0413provided with a venturi element B01F5/0415with additional mixing means other than injector mixers B01F5/0416the material flowing at a supersonic velocity thereby creating shock waves B01F5/0418with two or more venturi elements B01F5/042used alternatively B01F5/0421used simultaneously B01F5/0423used successively B01F5/0425characterized by the place of introduction of the main flow B01F5/0426the main flow being injected in the circumferential area of the venturi, creating an aspiration in the central part of the conduit B01F5/0428the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit B01F5/043Eductor or eductor type venturi B01F5/045the additional component being introduced in the centre of the conduit B01F5/0451with additional mixing means other than injector mixers B01F5/0453by using two or more injector devices B01F5/0455used alternatively B01F5/0456used simultaneously B01F5/0458used successively B01F5/046arranged concentrically B01F5/0461characterized by the specific design of the injector B01F5/0463Perforated, multi-opening, with a plurality of holes B01F5/0465Porous injectors B01F5/0466Ring, torus, toroidal or coiled configurations B01F5/0468Rotatable injectors B01F5/047the opening for introducing the supplementary stream being a slit B01F5/0471the additional component being introduced at the circumference of the conduit B01F5/0473with additional mixing means other than injector mixers B01F5/0475the conduit having a plurality of openings in the axial direction or in the circumferential direction B01F5/0476the conduit being porous B01F5/0478with a plurality of perforations in the axial direction only B01F5/048with a plurality of perforations in the circumferential direction only and covering the whole circumference B01F5/0481the perforations being a complete cut-out in the circumferential direction covering the whole diameter of the tube B01F5/0483with a plurality of perforations aligned in a row perpendicular to the flow direction B01F5/0485with a plurality of perforations in the axial and circumferential direction covering the whole surface B01F5/0486characterized by the specific design of the injector B01F5/0488A slit extending in the longitudinal direction only B01F5/049A slit extending in the circumferential direction only B01F5/0491Rotatable B01F5/0493A bundle of similar tubes, each of them having feedings on the circumferential wall B01F5/0495a difference of pressure at different points of the conduit provoking introduction of the additional component into the main component B01F5/0496having a container for the additional component fixed to the conduit B01F5/0498the additional component being added in a by-pass of the main flow B01F5/06Mixers in which the components are pressed together through slits, orifices, or screens; Static mixers; Mixers of the fractal type B01F5/0601Fractal mixers B01F5/0602Static mixers, i.e. mixers in which the mixing is effected by moving the components jointly in changing directions B01F5/0603the mixture or the components moving in an irregular path B01F5/0604the mixer being composed of stacked plates between which the material is moving B01F5/0605by means of elements placed in the receptacle for moving or guiding the components B01F5/0606using baffles B01F5/0607using dams B01F5/0608using plates with holes, the holes being displaced from one plate to the next one to force the flow to make a bending movement B01F5/0609Mixing tubes B01F5/061Straight mixing tubes B01F5/0611the baffles being adjustable B01F5/0612having different kinds of baffles B01F5/0613comprising a plurality of stacked ducts having their axes parallel to the tube axis B01F5/0614the baffles being helical elements B01F5/0615composed of consecutive sections of helical formed elements B01F5/0616the baffles being made by deforming flat pieces of material B01F5/0617composed of consecutive sections of deformed flat pieces of material B01F5/0618the baffles being flat pieces of material B01F5/0619composed of consecutive sections of flat pieces of material B01F5/064with means for dividing a flow of material into separate subflows and for repositioning and recombining these subflows; Cross-mixing B01F5/0641the subflows consisting of at least two flat layers which are recombined B01F5/0642using a simple by-pass for separating and recombining the flow B01F5/0643essentially composed of stacks of sheets B01F5/0644using elements provided with a plurality of channels or using a plurality of tubes which can either be placed between common spaces or collectors B01F5/0645the channels or tubes crossing each other several times B01F5/0646Mixers composed of several consecutive mixing tubes; Mixing tubes being deformed or bent B01F5/0647Mixers with bended, curved, coiled, wounded mixing tubes or comprising elements for bending the flow B01F5/0648Mixers with a strong change of direction in the conduit for homogenizing the flow B01F5/065Mixers with scallop-shaped tubes or surfaces facing each other B01F5/0651Mixers with a converging cross-section B01F5/0652Mixers with a converging-diverging cross-section B01F5/0653Mixers with a diverging cross-section B01F5/0654Mixers with a diverging-converging cross-section B01F5/0655Mixers with a succession of converging-diverging cross-sections B01F5/0656Mixing tubes having therein a cylindrical or conical insert provided with grooves B01F5/0657the insert being provided with helical grooves B01F5/0658the insert being provided with a labyrinth of grooves or a distribution of protrusions B01F5/0659Mixing tubes composed of concentric tubular members B01F5/066with movable slits formed between reciprocating surfaces B01F5/0661Mixers in which the components are pressed through slits while introducing shear B01F5/0662characterized by the configuration of the surfaces forming the slits B01F5/0663the slits being formed between opposed planar surfaces B01F5/0664with a plurality of parallel slits B01F5/0665the slits being formed between opposed conical or cylindrical surfaces B01F5/0666the slits being formed between the balls and the seats of a bearing-like construction B01F5/0667the slits being formed between the helical windings of a spring-like construction or by deforming a spring B01F5/0668the opposed surfaces being provided with grooves B01F5/0669Axial grooves formed on opposed surfaces B01F5/067Circumferential grooves formed on opposed surfaces B01F5/0671Helical grooves formed on opposed surfaces B01F5/0672Crossing sets of grooves forming a labyrinth formed on opposed surfaces B01F5/0673Radial grooves formed on opposed surfaces B01F5/0675Spiral grooves formed on opposed surfaces B01F5/0676the grooves being formed on the outer surface of the cylindrical or conical core of the slits B01F5/0677the grooves being formed on the inner surface of the cylindrical or conical housing of the slits B01F5/0678characterized by the relative position of the surfaces during operation B01F5/0679the surfaces being maintained in a fixed position, spaced from each other, therefore maintaining the slit always open B01F5/068the surfaces being maintained in a fixed but adjustable position, spaced from each other, therefore allowing the slit spacing to be varied B01F5/0681the surfaces being part of a valve construction, formed by opposed members in contact B01F5/0682Mixers in which the components are pressed together through screens, plates provided with orifices, foam-like inserts, or through a bed of loose bodies B01F5/0683characterised by the means for moving the components or the mixture B01F5/0684with a rotor surrounded by a stator provided with orifices B01F5/0685with reciprocating pistons B01F5/0687characterized by the elements through which the components are pressed together B01F5/0688the components being pressed through orifices in elements B01F5/0689the elements being cylinders or cones which obstruct the whole diameter of the tube, the flow changing from axial in radial and again in axial B01F5/069the elements comprising means for adjusting the orifices B01F5/0691the components being pressed through porous bodies B01F5/0692the porous bodies being cylinders or cones which obstruct the whole diameter of the tube, the flow changing from axial in radial and again in axial B01F5/0693the components being pressed through sieves, screens or meshes which obstruct the whole diameter of the tube B01F5/0694the sieves, screens or meshes being cylinders or cones which obstruct the whole diameter of the tube, the flow changing from axial in radial and again in axial B01F5/0695the components being pressed through foam-like inserts or through a bed of loose bodies B01F5/0696through a bed of balls B01F5/0697through a bed of fibres, steel wool or wood chips B01F5/0698through a foam or expanded material body B01F5/08Homogenizing or emulsifying nozzles B01F5/10Circulation mixers B01F5/102the mixture being circulated during mixing through a set of tubes B01F5/104provided with rotary stirrer B01F5/106the mixture being discharged from and reintroduced into a receptacle through a recirculation tube into which an additional component is introduced B01F5/108provided with an internal pump to recirculate the material inside the receptacle B01F5/12Pump mixers B01F5/14of the gear type B01F5/145using a Wankel pump B01F5/16Turbo-mixers B01F5/162Multi-staged turbo-mixers B01F5/165consisting of a stator-rotor system with intermeshing teeth or cages B01F5/167with axial access to the mixing device at both its sides B01F5/18Spray-mixers; Mixing intersecting sheets of material B01F5/20with nozzles B01F5/205for spraying a fluid on falling particles or on a liquid curtain B01F5/22with rotary parts B01F5/221with a disc or a set of discs mounted on a shaft rotating about a vertical axis, on top of which the material to be thrown outwardly is fed B01F5/223with repeated action B01F5/225for spraying a liquid on falling particles or on a liquid curtain B01F5/226the material being fed on both sides of a part rotating about a vertical axis B01F5/228the rotating part being composed of at least two cooperating members rotating independently about the same vertical axis B01F5/24Falling-particle mixers B01F5/241Particle mixers uniting flows of material taken from different parts of a receptacle or from a set of receptacles B01F5/242by means of conduits having inlet openings at different levels B01F5/243by means of a central conduit or central set of conduits B01F5/244the receptacle being divided into compartments for receiving or storing the different components B01F5/245Flow collectors therefor B01F5/246Falling-particle mixers comprising receptacles provided with fixed guiding elements B01F5/247Falling-particle mixers comprising superimposed receptacles, the material flowing from one to the other B01F5/248the particles falling on a film flowing along the inner wall of a mixer B01F5/26Falling-particle mixers with moving or vibrating means B01F5/265using one central conveyor or several separate conveyors