Abstract: Apparatus (1) for admixing additives to a medium to be pumped, comprising at least one gear pump (2) for pumping a medium to be pumped, said gear pump (2) comprising at least one shaft (3) having a first driving torque; at least one injector (5) for introducing an additive into a medium to be pumped; at least one screw conveyor (6) for mixing said additive with said medium to be pumped, said screw conveyor having a second driving torque, and, characterized in that, the shaft (3) and the screw conveyor (6) are functionally connected, such that the first driving torque and the second driving torque are coupled.

Abstract: A method and apparatus for preparing a cellulosic feedstock are disclosed. Embodiments of the method comprise passing the cellulosic feedstock through an optional impregnation chamber to an outlet of the impregnation chamber, passing the cellulosic feedstock from the outlet of the impregnation chamber to a holding tank having an inlet and an outlet, and conveying the cellulosic feedstock downwardly and laterally as it travels through the holding tank. Embodiments of the apparatus comprise at least one sidewall defining a passage. The passage has an upper portion and a lower portion, and the lower portion has a greater cross-sectional area than the upper portion. At least one inlet is provided adjacent the upper portion, and at least one outlet is provided adjacent the lower portion, at an elevation below the inlet.

Abstract: A method and apparatus for preparing a cellulosic feedstock are disclosed. Embodiments of the method comprise passing the cellulosic feedstock through an optional impregnation chamber to an outlet of the impregnation chamber, passing the cellulosic feedstock from the outlet of the impregnation chamber to a holding tank having an inlet and an outlet, and conveying the cellulosic feedstock downwardly and laterally as it travels through the holding tank. Embodiments of the apparatus comprise at least one sidewall defining a passage. The passage has an upper portion and a lower portion, and the lower portion has a greater cross-sectional area than the upper portion. At least one inlet is provided adjacent the upper portion, and at least one outlet is provided adjacent the lower portion, at an elevation below the inlet.

Abstract: A method and apparatus for preparing a cellulosic feedstock are disclosed. Embodiments of the method comprise obtaining a cellulosic feedstock having a moisture content of 30 wt % to 60 wt %; passing the cellulosic feedstock through a heated holding tank; withdrawing the cellulosic feedstock from the holding tank; and, subsequently subjecting the cellulosic feedstock to hydrolysis. Embodiments of the apparatus comprise at least one sidewall defining a volume having an upper portion and a lower portion. At least one inlet is provided adjacent the upper portion, and the inlet is in fluid communication with an impregnation chamber provided upstream from the holding tank. At least one outlet is provided adjacent the lower portion, and the outlet is in fluid communication with hydrolysis reactor positioned downstream from the holding tank. At least one conveyor is positioned adjacent the at least one outlet. A heating jacket provided on at least a portion of the apparatus.

Abstract: A method of forming a dilute water slurry for water felting a basemat for an acoustical ceiling tile comprising delivering a bale of compressed mineral wool with a density of at least 8 lbs. per cubic foot at an unbaling station, releasing a binding holding the bale in compression, mechanically separating the fibers of a mineral wool bale with mechanical instrumentalities arranged to disperse the fibers to a generally uniform density of less than 2 lbs. per cubic foot prior to passage of the fibers through the tank inlet, and causing the separated mineral fibers to pass into the mixing tank for contact with water suspended binder.

Abstract: Apparatus (1) for admixing additives to a medium to be pumped, comprising at least one gear pump (2) for pumping a medium to be pumped, said gear pump (2) comprising at least one shaft (3) having a first driving torque; at least one injector (5) for introducing an additive into a medium to be pumped; at least one screw conveyor (6) for mixing said additive with said medium to be pumped, said screw conveyor having a second driving torque, and, characterized in that, the shaft (3) and the screw conveyor (6) are functionally connected, such that the first driving torque and the second driving torque are coupled.

Abstract: A method, system, and apparatus required for creating a mixture of dry proppant and liquid carbon dioxide (LCO2) for fracturing oil and gas formations is presented. The operation includes making a mixture of dry proppant and liquid carbon dioxide (LCO2) for use in a fracturing operation by supplying dry proppant that is pressurized to between 75 and 600 psia with a gas; further supplying a stream of sub-cooled LCO2 having a pressure substantially equal to that of the pressurized dry proppant; and adding dry, pressurized proppant to the stream of sub-cooled LCO2, thereby forming a mixed LCO2 and proppant fracturing slurry.

Abstract: An improved feed mechanism for a processor of solid objects includes a plunging paddle connected via connectors and eccentrics to a rotating shaft driven by a motor. The rotating shaft has an axis offset from the centers of the eccentrics. The plunging paddle plunges product on a conveyor belt from a feed tank to create a single layer for conveying the product to a processor.

Abstract: A system includes a conveyor providing an agricultural grade gypsum, a pump providing a fluid, a mixing device configured to mix the agricultural grade gypsum provided by the conveyor with the fluid provided by the pump to produce a gypsum slurry, and a slurry pump configured to pump the gypsum slurry from the mixing device to a storage tank.

Abstract: A tank apparatus and a system for dispersing by circulating a mixture that prevents powdery additives from adhering to an inner face of a tank from scattering in the tank, from drifting on the surface of a liquid, and from agglutinating, are presented. The tank apparatus that stores a raw material that is slurry or liquid and supplies powdery additives to the raw material to mix them with the raw material comprises a tank for storing the raw material and a screw-type device for supplying powdery additives that is integral with the tank and supplies the powdery additives to the raw material in the tank, wherein a tip of a part for supplying powdery additives of the screw-type device for supplying powdery additives is inserted into the mixture in the tank.

Abstract: A system for producing homogenized oil field gel including a power unit, a control system, a feed tank, a hopper, and a piping assembly that includes inlet and outlet manifolds, centrifugal pumps, and metering devices for filling the feed tank and handling a discharge of oilfield gel. The system further includes a powder hydration component and liquid chemical equipment. The method for producing homogenized oil field gel includes a guar powder procedure including a controlled sequence for starting and stopping a venturi mixer in a hydration unit. The method for producing homogenized oil field gel further includes a liquefied gel concentrate procedure including a metering and chemical injection procedure for mixing a liquefied gel concentrate.

Abstract: A mixing device for concurrently mixing a slurry and conveying it along an axis of a housing. A shaft having a vane or vanes mounted thereto is disposed within a housing. Rotation of the shaft serves to convey the slurry material along with effecting mixing of the slurry.

Abstract: An apparatus for preparing samples of granulated material comprises an upper vessel having a floor including a plurality of planks, slots between each plank, and an open ceiling to allow passing of homogenized material, a lower vessel under the upper vessel and having a plurality of division plates that fit in the slots and form a plurality of compartments which hold samples, a feeder which oscillates over the upper surface of the upper vessel to render a homogenised and representative sample. The method comprises positioning the lower vessel under the upper vessel, feeding material to be sampled through the feeder by an oscillating movement, raising the lower vessel such that the division plates partition the heap of material to form a plurality of samples, removing planks from the upper vessel, thus forcing the plurality of samples to fall toward the compartments, and separating both the vessels to remove the samples.

Abstract: A media mixing apparatus for mixing rock salt and a media having a housing with a rotatable auger mounted longitudinally within the housing. The housing has a first lower end, an intermediate section and a second end raised relative to the first end. A hopper is coupled to the first end of the housing so that the rotatable auger extends into the hopper for moving the soil toward the second raised end. A valve apparatus is coupled to the housing at the intermediate section for introducing the media to the rock salt as the rock salt is moved from the hopper to the second raised end.

Abstract: A package for reinforcing fibers to be used in production of fiber concrete or similar materials. The package has a continuous, elongated design with a circular, elliptical, square, rectangular or polygonal cross section. The fibers are longitudinally or transversally or randomly oriented and are filled into the package, wherein the fibers are uniformly arranged so that each length unit of the package has a defined amount of fibers. The continuous package is arranged into a transport box to be delivered to a concrete plant. The continuous package is fed to a conveyer belt, an aggregate belt, a skip, a weigh hopper, a truckmixer, or a premixer, wherein the package is opened and the fibers are dosed into the concrete.

Abstract: A portable feed apparatus comprising a feed container, a mixing assembly that receives a feed from said feed container, at least one feed additive assembly in flowable connection with said mixing assembly, and a controller in communication with said mixing assembly.

Abstract: An extrusion apparatus including a mixing chamber comprising two intersecting housing bores and an inlet positioned to receive material into the mixing chamber. Two screw shafts are supported for rotation about respective generally parallel axes and include respective screw sections positioned for co-wiping intermeshing rotation within the respective housing bores of the mixing chamber. The apparatus supports screw shaft rotational speeds greater than approximately 800 rpm and includes screw shaft conveying portions that are rotatably cantilevered for self-journaled support within respective separate conveying chambers arranged generally parallel to one another downstream of the mixing chamber.

Abstract: A dosing system for loose compressible material having heterogeneous granulometry and/or density and outputting the material though a main outlet is disclosed. The dosing system comprises a receiving structure for receiving the material to be dosed. A homogenizing system closes the receiving structure outlet and normalizes the material. A first conveying system acts as a base for the receiving structure, and transports the material towards the homogenizing system. A leveling adjustment system downstream of the homogenizing system levels the homogenized material. A second conveying system receives material from the homogenizing system and transports the material beyond the leveling adjustment system towards the main outlet. The homogenizing system, the leveling adjustment system and the second conveying system define a transition volume in which the material travels between the homogenizing system and the second conveying system. A method for dosing such a material is also disclosed.

Abstract: A pigmentation dispenser utilizes a hopper having two rotors therein, a first rotor above a second rotor. The second rotor moves the pigmentation material through an outlet opening and deposits it on a conveyor containing a concrete mix. The concrete mix and pigmentation material are then moved to a mixer which mixes them together. A cleanout is also in communication with the hopper and the second rotor can be reversed to move the pigmentation toward the cleanout.

Abstract: A method for dosing reinforcing fibers in a mixing silo during the manufacture of fiber concrete. The reinforcing fibers as supplied in a chain packing of sacks. The sacks may be made of material which can be disintegrated in mortar or concrete. The chain packing including sacks filled with reinforcing fibers for carrying out the method may be made of material which can be disintegrated in mortar or concrete.

Abstract: A transporter is adapted to tip by using bilateral rams on opposite sides of a main compartment in the form of an open topped bin. The main bin is V-shaped in profile and when the trailer is tipped a conveyor underneath the bin raises an ingredient flowing from the bin. The bin is divided by flow-promoting dividers which are asymmetric in profile, each divider has a front face defined by an included angle “A” of about 34° and a rear face defined by an included angle “B” of about 75°, measured from the horizontal when the bin is in a horizontal transport position. Faces of adjacent dividers converge to a flow through passage that an ingredient flows along the V-sides of the bin and the faces directly through the flow through passages.

Abstract: An apparatus (25) for transporting pre-measured quantities of fibers in a plurality of containers (13), separated by a plurality of webs (14), joining the containers together at spaced intervals, to a mixer (22) for cementitious materials, the apparatus comprising a conveying assembly (26), the containers therethrough; a counter assembly (28); a web slitting assembly (29); and a process controller (30), which activates the web slitting assembly in response to input from the counter assembly, in order to sever a determined number of the containers from the webs for conveyance into the mixer. A method for conveying pre-measured quantities of fibers suitable for the reinforcement of cementitious materials to a mixing apparatus is also provided as well as a train for providing pre-measured quantities of fiber comprising a plurality of containers containing the fibers; and a plurality of webs, joining the containers together at spaced intervals.

Abstract: A combined chassis and mixer apparatus is disclosed for mixing livestock feed. The apparatus includes a chassis having a front and a rearward end. The chassis includes an operator station, a motor and a gearbox driven by the motor. The chassis also includes at least one pair of drive wheels for moving the chassis. The drive wheels are connected to the gearbox for selectively moving the chassis in a first direction from the rearward end towards the front end and in a second direction from the front end towards the rearward end of the chassis. An extension framework has a first and a second end, the first end of the extension extending from the chassis in the second direction. A mixer container is supported by the extension such that the container is disposed between the chassis and the second end of the extension.