A device for dispersing a water-soluble polymer includes a primary water inlet circuit that feeds an overflow, at the bottom end of the cone, an assembly including a chamber for grinding and draining the dispersed polymer, having a rotor driven by a motor provided with knives, a stator, over all or part of the periphery of the chamber, a ring fed by a secondary water circuit, the ring communicating with the chamber by way of slots for spraying pressurized water onto the stator The slots of the stator and/or the knives of the rotor are tilted at an angle of between 20 and 80 relative to the horizontal plane of the stator and the lateral face of the blade next to the stator is curved in such a way as to make the distance separating the two components substantially constant.

A system for continuously making-down a dry powder material is provided. The system may include a liquid supply system, a material feed system, a vessel, a filter, and an agitator. The vessel may receive a continuous supply of liquid from the liquid supply system and a continuous supply of dry powder from the material feed system. The liquid and material may be discharged continuously from the vessel. A filter may sealingly extend across the outlet to filter the solution exiting the vessel. The filter may include an upstream surface in contact with the inner volume of the vessel. The agitator may be disposed within the vessel and may be configured to agitate the contents of the vessel. The agitator may include a wiping member configured to contact the upstream surface of the filter while agitating the contents.

An exemplary embodiment of the present invention provides a urea water manufacturing device which can reduce the time for producing urea water by forming a vibrating atmosphere using an ultrasonic wave generator when stirring urea and pure water supplied inside a stirring tank, and can produce urea water with high purity by real-time feedback control of specific gravity of urea water, and a method thereof. The urea water manufacturing device according to an exemplary embodiment of the present invention includes a pure water supply unit, a urea supply unit, a stirring unit, a specific gravity detection unit, a control unit, and a urea water discharge unit.

An anti-tack liquid Q1 is produced by an anti-tack liquid production device, using an anti-tack agent G for unvulcanized rubber in the form of a solid having a moisture content that is more than 3% by mass but is 35% by mass or less, wherein the aforementioned device includes: a hopper 11 for storing the anti-tack agent G for unvulcanized rubber; a stirring tank 13 for mixing water and the anti-tack agent G for unvulcanized rubber; and a quantitative feeder 12 for quantitatively supplying a constant amount of the anti-tack agent for unvulcanized rubber from the hopper 11 to the stirring tank 13.

The system includes a cup, a lid, a stir, and one or more bags. The cup is configured to hold fluids. The lid includes a top portion and a bottom portion configured to couple to and cover an open portion of the cup. The stir includes a knob, a longitudinal shaft, and a distal shaft extending outwardly from the longitudinal shaft. The knob is disposed on the top portion of the lid and coupled to the longitudinal shaft threaded through the bottom portion of the lid. The one or more bags are coupled along the length of the longitudinal shaft.

Provided herein are solids removal systems for dehydrator systems comprising a large rotating paddle, a small rotating paddle, and a drive shaft. The dehydrator system also includes a core dehydrator and a mixing unit. The core dehydrator comprises a plurality of small deflector plaques in fluidic communication with a plurality of large deflector plaques. The mixing unit includes a rapid mixing manifold in fluidic communication with a plurality of vertical flocculators and the core dehydrator. The large rotating paddle and the small rotating paddle of the solids removal system are connected to the drive shaft and configured to remove solids from the core dehydrator.

Closed circulation system for production of and continuously preparing a polymer solution, including a pneumatic stirrer inside and a charging hopper at a top of a drag-reducing polymer solution tank, a gas drainage pump, a submersible pump, and a compressed air pipe connected to a pneumatic diaphragm pump. A liquid inlet of the pneumatic diaphragm pump is connected to a liquid outlet of the drag-reducing polymer solution tank, and the gas drainage pump liquid discharge pipe and a liquid outlet pipe of the diaphragm pump leads to a circulation water pool; a liquid outlet of the submersible pump is connected to a liquid inlet of the drag-reducing polymer solution tank and a liquid inlet of the gas drainage pump respectively through a three way pipe. The pneumatic stirrer and pneumatic diaphragm pump operate at speeds, so the drag-reducing polymer solution is mixed uniformly and fed into the circulation water pool.

The disclosed apparatus, systems and methods relate to devices, systems and methods for mixing particulate matter such as salt with moisture. In various implementations, the mixer is transportable. In various implementations the mixer comprises a hopper, at least one auger, and a mixing housing. Various implementations, additionally include at least one liquid tank.

A resistivity regulating apparatus includes: a gas dissolving device that causes a regulating gas to dissolve in a liquid targeted for resistivity regulation to generate a treated liquid in which the regulating gas is dissolved in the liquid, the regulating gas being used to regulate a resistivity of the liquid; and a buffer tank to which the treated liquid discharged from the gas dissolving device is fed.

An installation for storing, metering, and dissolving water-soluble polymer particles, in particular for enhanced oil and/or gas recovery operations, includes a so-called polymer dissolution container A and at least one so-called polymer storage and distribution container B positioned upon container A. The bottom of container B and the roof of container A each have an opening facing one another allowing the passage of the polymer from container B into the supply mechanism of container A. The installation further includes a connection mechanism able to work with the polymer supply mechanism.