A stirring element device, in particular for mixing media with a wide range of viscosities, in particular for a polycondensation reactor, includes at least one inner stirring blade and at least one outer stirring blade which are rotatable about a common axis of rotation, wherein at least the inner stirring blade is inclined at least section-wise relative to the axis of rotation. The inner stirring blade is arranged entirely in a subregion around the axis of rotation which is equivalent to a cylinder sector with a circular sector of less than 360 as base area.

The invention provides a mixer feeder (1) comprising a mobile chassis (3), a tub (4) provided on the chassis (3) and at least one auger provided for rotation about a respective vertical axis of rotation. in the tub (4). Seen in vertical cross-section, the wall (12) of the tub (4) extends at least substantially upright from the bottom (6) of the tub (4). The wall (12) of the tub (4) curves inward at the upper side of the tub (4), sloping up and then extending downward.

The invention relates to a high-concentration mixer (1) for producing a suspension (2), comprising a stationary container (3) and an agitator (8) arranged in the container axis (7), which agitator is connected to a motor via a flange (9) provided in the region of the container bottom (4), which motor is designed for rotationally driving the agitator (8) for mixing the suspension (2) provided in the container (3), wherein the agitator (8) has helical coils (11) which bring about a vertical downward flow (12) of the suspension (2) in the centre of the container (3) and a vertical upward flow (13) of the suspension (2) in the region of the container wall, wherein the flange (9) comprises at least one blade (15) provided on its circumference, which is designed for wiping the suspension (2) from the container (3) and for supporting the vertical upward flow (13) of the suspension (2) in the region of the container wall.

An extendable auger having a base section, an extension section, an extension fixation assembly and a cover. The base section includes a base section central shaft having a hollow core and a base section helical member. The extension section is positionable over the base section and includes an extension section central shaft having a hollow core and an extension section helical member. The extension fixation assembly includes a base support wall positioned at the top end of the base section central shaft and an extension abutment wall positioned at the bottom end of the extension section central shaft. The base support wall is superposable to the extension abutment wall and securable thereagainst. The extension fixation assembly further includes a fastening assembly configured to removably secure the extension section to the base section, when the base support wall and the extension abutment wall are superposed to one another.

A feed mixer apparatus that includes a mixing chamber for receiving feed material, and having a mixing element situated therein for mixing the feed material; a transmission having a plurality of gears and connected with a mixing element; a control unit having a display and a plurality of control panel inputs, wherein the control unit is in at least indirect communication with the transmission and the sensors, and wherein the control unit receives a plurality of outputs from one or more of the transmission and sensors, and based at least in part on the plurality of outputs, provides an output command to effectuate a gear change in the transmission, and wherein the control unit includes a processor, a memory, and a control program.

A fodder mixing wagon, comprising a mixing container containing a mixing device, which is adapted to be driven in a mixing process of at least two fodder components, and at least one electronically operable sensor system having a head and used for determining fodder values of at least one fodder component, the head is arranged such that it is operable in the interior of the fodder mixture during the mixing process for determining fodder values of all loaded fodder components and/or the mixing accuracy of the fodder mixture.

Various methods and systems are provided for mixing and dispensing viscous materials for the creation of additive structures. As one example, during a mixing and dispensing operation of a multi-dimensional printing apparatus, one or more liquids may flow into a mixing chamber via one or more material inlets arranged in a wall of the mixing chamber below a high pressure bearing of a mixing rod positioned within the mixing chamber; and movement of a mixing rod positioned within the mixing chamber is adjusted based on an operating condition of the printing apparatus.

A feed mixer apparatus that includes a mixing chamber for receiving feed material, and having a mixing element situated therein for mixing the feed material; a transmission having a plurality of gears and connected with a mixing element; a plurality of mixing chamber sensors positioned to sense at least one of the volume and the level of feed material in the mixing chamber; a control unit having a display and a plurality of user inputs, wherein the control unit is in at least indirect communication with the transmission and the sensors, and wherein the control unit receives a plurality of outputs from one or more of the transmission and sensors, and based at least in part on the plurality of outputs, provides an output command to effectuate a gear change in the transmission.

A method is useful for triboelectrically charging chemically conditioned bulk salt mixtures by mechanically moving the bulk salt mixture in a container by at least one vertical mixer.

A reactor is described. The reactor comprises a housing having a reaction space to accommodate a reactant; an outlet pipe connected to a lower part of the reaction space; a rotating shaft disposed in the housing; and a plurality of stirring blades mounted on the rotating shaft. The housing has a lower converging region, and a cross-sectional area of the lower converging region decreases toward the outlet pipe. At least one of the plurality of stirring blades is located in the lower converging region. The outlet pipe includes a first region connected to the lower converging region and a second region extending from the first region in a discharge direction, a cross-sectional area of the first region decreases in a direction from the lower converging region toward the discharge direction, and the second region has a constant cross-sectional area.