An automated frothing assembly. The automated frothing assembly has a wand module that includes an elongate member having an inlet, one or more outlets, and a fluid passageway extending between and in fluid communication with the inlet and the plurality of outlets. At least one of the one or more outlets extends parallel to a vertical plane that includes the centerline of the elongate member and at an acute angle relative to a horizontal plane that is perpendicular to both the vertical plane and the centerline of the elongate member. The assembly further includes an actuator configured to be operatively coupled to the wand module and to drive the movement of at least a portion of the wand module along an axis, and an electronic controller configured to be electrically coupled to the actuator and to control the operation of the actuator to control the movement of the wand module.

A whipped cream dispenser including a main body comprising a frame, a base, and a top portion, the top portion including a user interface with a touchscreen. The main body includes a pump for introducing a refrigerated ingredient, at least one surface passage tube containing the refrigerated ingredient, a mixing manifold for receiving an injection of one or more flavors, a NIM venturi for receiving the one or more flavors and for receiving an injection of gas to produce a gas-infused mixture, and a whipper tube comprising a whipper wand, the whipper wand configured to force the gas-infused mixture into the refrigerated product to produce a final whipped product.

The present invention relates to methods and systems for producing a foamed adhesive. A method for foaming an adhesive includes feeding an adhesive from a supply storage tank to a pump, conveying the adhesive outputted by the pump through an adhesive flow meter, injecting an air into the adhesive once the adhesive travels through the adhesive flow meter, feeding a mixture of the adhesive and air to a static mixer, mixing the mixture homogeneously with the static mixer such that the adhesive is foamed, and transporting the foamed adhesive to a product storage tank.

The invention relates to a valve device (50) for injecting gas (4) into a mixing chamber (11) of a plastic metering device (1) in order to load at least one component (2) located in the mixing chamber (11) with the gas, comprising a pressure regulating valve (51) and a flow regulator (52), wherein an inlet (56) of the pressure regulating valve (51) is connected to an outlet (55) of the flow regulator (51), and an outlet (71) of the pressure regulating valve (51) is suitable for opening preferably directly into the mixing chamber (11). The pressure regulating valve (51) has a valve chamber (57), an actuator (58) which can be moved in the valve chamber (57), and a piston unit (59) which is coupled to the actuator (58) and by means of which an axial position of the actuator (58) can be fixed on the basis of a pressure in the valve chamber (57). The invention additionally relates to a metering device (1) for metering out a foamed and foamable plastic (5) in a discontinuous manner, comprising such a valve device (50).

Provided are: [1] a foaming method including: a step (X) of mixing a foamable composition containing a foaming agent (A) having a time required for a reduction in dynamic surface tension thereof to start of 60,000 ms or less, which is measured by a maximum bubble pressure method, and an organic solvent (B), and a gas, and foaming the composition; and a step (Y) of reducing the size of foam with a porous body; and [2] an article including: a foam discharge container; and a foamable composition in the foam discharge container, wherein the foamable composition contains a foaming agent (A) having a time required for a reduction in dynamic surface tension thereof to start of 60,000 ms or less, which is measured by a maximum bubble pressure method, and an organic solvent (B), and wherein the foam discharge mechanism of the foam discharge container includes a porous body.

A device or system includes a mixer comprising a three-dimensional lattice defining a plurality of tortuous, interconnecting passages therethrough. The mixer is in communication with sources or streams of at least two separate components which, when mixed, form a combined fluid stream. The sources or streams may be, at least initially, on opposite sides of the mixer, or the sources or streams may be on the upstream side of the mixer with an outlet disposed downstream of the mixer. A related method may include providing a mixer comprising a three-dimensional lattice defining a plurality of tortuous, interconnecting passages therethrough, and selecting a material for the mixer based on physical characteristics of said material, said characteristics including a selected one or more of mean flow pore size, thickness and porosity volume.

The invention relates to a foaming device (1) which has a foaming unit (2) with a foaming chamber (17), said foaming chamber comprising mechanical foaming means (15, 19) which are contained inside the chamber and by means of which at least three components that are fed to the foaming chamber (17) can be mixed. At least one adhesive, a gaseous foaming medium, and a free flowing diluent are used as the components in order to produce an adhesive foam. Adjusting means (25) are provided in order to adjust the ratio of the individual components to one another in order to influence the properties of the adhesive foam.

Embodiments in accordance with the present disclosure include a meta-stable detergent based foam generating device of a turbine cleaning system includes a manifold configured to receive a liquid detergent and an expansion gas, a gas supply source configured to store the expansion gas, and one or more aerators fluidly coupled with, and between, the gas supply source and the manifold. Each aerator of the one or more aerators comprises an orifice through which the expansion gas enters the manifold, and wherein the orifice of each aerator is sized to enable generation of a meta-stable detergent based foam having bubbles with bubble diameters within a range of 10 microns (3.910.sup.4 inches) and 5 millimeters (0.2 inches), having a half-life within a range of 5 minutes and 180 minutes, or a combination thereof.

A method of preparing a concrete composition for downhole injection includes utilizing a controller to control a process including circulating process water in a process water supply loop for a predetermined period while monitoring and controlling the temperature and flow rate of the process water, circulating aqueous-based air entrainment solution in an aqueous-based air entrainment solution supply loop for the predetermined period and controlling the flow rate of the aqueous-based air entrainment solution and after the predetermined period of time in which the flow of process water and aqueous-based air entrainment solution have stabilized, simultaneously actuating valves to divert and mix the process water, the aqueous-based air entrainment solution and compressed air to produce an air-entrained foam and mixing the foam with a concrete composition to be deployed downhole.

A method of preparing a concrete composition for downhole injection includes utilizing a controller to control a process including circulating process water in a process water supply loop for a predetermined period while monitoring and controlling the temperature and flow rate of the process water, circulating aqueous-based air entrainment solution in an aqueous-based air entrainment solution supply loop for the predetermined period and controlling the flow rate of the aqueous-based air entrainment solution and after the predetermined period of time in which the flow of process water and aqueous-based air entrainment solution have stabilized, simultaneously actuating valves to divert and mix the process water, the aqueous-based air entrainment solution and compressed air to produce an air-entrained foam and mixing the foam with a concrete composition to be deployed downhole.