Abstract: A two-substance nozzle with a nozzle housing, the nozzle housing comprising at least one fluid inlet for fluid that is to be atomized, a second fluid inlet for gaseous fluid, a mixing chamber, a nozzle outlet opening and an annular gap opening surrounding the nozzle outlet opening, whereby, within the nozzle housing, means are provided for generating a film of fluid that is to be atomized on a wall in the mixing chamber, and inlet openings are provided for injecting gaseous fluid into the mixing chamber. The inlet openings and the mixing chamber are aligned and configured in a manner so as to inject the gaseous fluid essentially parallel to the wall in the mixing chamber and to move the stream of gaseous fluid within the mixing chamber essentially parallel past the wall.

Abstract: A method, device, and nozzle for dispensing cooled lubricant is provided. Lubricant is supplied to the nozzle through an inner lubricant tube. Cooled compressed gas is also supplied to the nozzle through a conduit which surrounds the inner lubricant tube. Cooled compressed gas from the conduit is introduced into a nozzle gas bore in the nozzle and lubricant is introduced into a nozzle lubricant bore in the nozzle. The cooled compressed gas and the lubricant are mixed at a junction between these bores, such that the lubricant is siphoned into the junction by the cooled compressed gas. The mixture of cooled compressed gas and lubricant are then dispensed from an aperture in the nozzle, preferably as a fine atomized mist of cooled lubricant.

Abstract: A method for spraying a medium mist, particularly a medium mist used in firefighting, over a large area. In the method, at least two sprays of medium mist are formed, of which a first spray is within a second medium mist spray at least at or near the spraying point. During the formation of the sprays, the medium is set into a swirling motion at least before the discharge opening of the nozzle used to form each spray and/or at least before the sprays are mixed with each other. The swirling directions of the medium in different sprays are opposite to each other, whereby a preferably homogeneous mist spray spread over a large area is achieved.

Abstract: This system comprises: A tank for containing the liquid; the tank comprises a liquid conduit for transporting the liquid; Air compressing means connected to an air conduit for transporting the compressed air; Means for mixing the compressed air at the air conduit outlet and the liquid at the liquid conduit outlet for generating the high velocity first haze state-air mixture; A nozzle structure connected to the mixing means for causing the high velocity first haze state-air mixture to strike the upper surface of the liquid for generating the second haze state-air mixture; A haze conduit being connected to the top portion of the tank for transporting the air-third haze state mixture; and Air blowing means being concentric to the haze conduit outlet for dispersing the fourth haze state-air mixture.

Abstract: A two media spray lance and nozzle useful for moistening at least a portion of absorbent material present in a mixer. The nozzle includes a central body with a connecting portion for connecting the nozzle to the two media spray lance for a supply of liquid and gas thereto, and an atomizing portion. The atomizing portion delivers droplets of liquid to the absorbent material present in the mixer to obtain moistened absorbent material.

Abstract: A spray gun (1) has a fluid reservoir (11) with a removable liner (13) received in a container (12) having a detachable lid (15). The liner (13), which may be thermo/vacuum-formed from a planar material, has a shape that corresponds to and is a close fit within the interior of the container (12) and collapses as fluid is withdrawn from within the liner (13) during operation of the spray gun (1). The lid (15) has an outlet (16) connected to an inlet on the spray gun (1) for transfer of liquid from the reservoir (11) to the spray gun (1) and the container (12) has a vent (12A) in the base end for admitting air between the container (12) and the liner (13) as liquid is withdrawn from within the liner (13).

Abstract: A nozzle and sprayer system for aerosolizing liquid for its even application to foliage. The frustoconical nozzle housing body defines a longitudinal axis, a wall, a proximal portion, and a distal portion, the housing wall at the distal portion being thicker than the housing wall at the proximal portion, and an air chamber defined by the housing wall of the proximal portion. The housing also defines a plurality of tapered air conduits that are spirally and radially arranged about the longitudinal axis that create a vortex in expelled air. The housing also defines a liquid conduit defining a bend. The outlets of the plurality of air conduits are radially arranged about the outlet of the liquid conduit, such that fluid ejected from the outlet of the liquid conduit into the vortex is sheared to create a fog or mist of small liquid particles suspended in air.

Abstract: A method of forming droplets comprises flowing a liquid through a channel; spreading the liquid into a thin film in the channel; and impinging the thin film with a flowing gas to atomize the liquid into droplets. The droplets may then be dried to produce dried particles, such as particles comprising a pharmaceutical active agent. The droplets formed by the disclosed process have improved size and/or size distribution characteristics.

Abstract: Sanitary throughflow element (1, 2, 30) which includes a throughflow rate regulator unit (5) having a carrier part (6) extending over the open cross section of a fluid line portion, the carrier part (6) having at least two inter-spaced insert openings (7) in which, respectively, a throughflow rate regulator (8) is arranged. Each throughflow rate regulator (8) has an elastic throttle body (9) which is round on the outer circumferential side in cross section and which delimits a control gap (10) between itself and a circumferential wall defining the insert opening (7). The throttle bodies (9) of the throughflow rate regulator (8) are compressed in the throughflow direction due to pressure of the through-flowing fluid such that this compression causes a circumferential widening of the throttle bodies (9) that constricts the control gap (10) determining a throughflow capacity of the throughflow rate regulator (8).

Abstract: Described herein are devices and techniques for spray drying a fluid to produce a dried powder. Assemblies include a spray drying head attachable to a gas supplier and a liquid sample, such as a standard unit of blood product. The spray drying head can be adapted to provide an aerosolized flow of liquid sample exposed to a drying gas. The assembly also includes a drying chamber adapted to separate the aerosolized flow of liquid sample into a dried powder and humid air. The assembly can be disposable, provided in a sterilized kit and having simplified attachments allowing quick connect and disconnect from the gas and liquid sample. Separation of the powder from the humid air exiting the drying chamber occurs within a filtered collection bag. In some embodiments, one or more of the drying chamber and collection bag are formed form a thin-walled, collapsible material.

Abstract: A nozzle for producing a liquid jet or a single-file stream of droplets of a fluid, methods using the nozzle, and an injector comprising the nozzle of the invention for providing the liquid jet or single-file stream of a fluid to a vacuum system are described.

Abstract: A two stage kinetic energy spray device has a first stage first nozzle having a receiving end that receives a particulate stream, an injection end located axially to the first nozzle receiving end, the injection end receiving the particulate stream from the receiving end. A second stage has a second nozzle, the second nozzle having a gas receiving portion that receives an effluent gas, a convergent portion that is downstream from the gas receiving portion and a divergent portion that is downstream from the convergent portion, the convergent portion and the divergent portion meeting at a throat. The particle stream is accelerated to a first velocity in the first nozzle located within the second nozzle divergent portion The effluent gas is accelerated to a second velocity in the second nozzle. First nozzle injection end chevrons allow mixing of particulate and supersonic effluent streams prior to exiting the spray device.

Abstract: The invention relates to a device for introducing (1) a carrier gas (2) and liquid compounds (3) or a liquid solution into an evaporation chamber (4), comprising a mixing chamber (10), including at least: —a first inlet (8) for the admission of said compounds or said solution (3), —a second inlet (9) for the admission of the carrier gas (2), —and an outlet (13) connected to an inlet of an injector (14), so that a mixture of carrier gas and droplets of said compounds or of said solution is periodically injected, through a single injector outlet (14), into the evaporation chamber (4).

Abstract: A system includes a multi-tube fuel nozzle with a fuel nozzle body and a plurality of tubes. The fuel nozzle body includes a nozzle wall surrounding a chamber. The plurality of tubes extend through the chamber, wherein each tube of the plurality of tubes includes an air intake portion, a fuel intake portion, and an air-fuel mixture outlet portion. The multi-tube fuel nozzle also includes a differential configuration of the air intake portions among the plurality of tubes.

Abstract: The present disclosure relates to an apparatus and a method for forming a droplet aerosol for vaporization and subsequent thin film deposition on a substrate. The apparatus includes a mechanism to control the rate of liquid flow through the apparatus, the mechanism including a piezoelectric actuator to adjust the rate of liquid flow and an atomizing mechanism drawing gas from a compressed gas source such that when the gas source conjoins with the liquid, the liquid is atomized to form droplets suspended in the gas thereby forming a droplet aerosol suitable for subsequent thin film deposition on a substrate. The method includes drawing a gas from a compressed gas source and drawing a liquid from a liquid source. The liquid and gas are conjoined in either a coaxial flow relationship or a radial flow relationship or an angular relationship between radial and coaxial flow wherein the gas engages the liquid to form droplets suitable for vaporization and subsequent thin film deposition on a substrate.

Abstract: A fluid mixing apparatus and method include a first fluid assembly having at least one fluid nozzle for providing a first fluid; a second fluid assembly having at least one fluid mixing nozzle sized and shaped to be received by the at least one fluid nozzle for providing a second fluid into the first fluid; a mixing region disposed where the at least one fluid nozzle and the at least one fluid mixing nozzle coact in spaced relationship for providing turbulence to the first and second fluids, thereby providing a fluid mixture thereof; and a passageway in communication with the mixing region for expanding the fluid mixture into a different phase.

Abstract: An apparatus includes a manifold with a chamber for mixing multiple reactants. Gases are jetted into the manifold by a plurality of inlet injectors. The inlet injectors are arranged such that the gases passing into the manifold impinge on each other at a common point to form a mixture. The mixture passes through a plurality of holes in one side of the manifold into a deposition chamber where the mixture of gases impinges on additional gases at a common point to provide a reaction resulting in deposition of solid materials in the deposition chamber. The solid materials are free-standing.

Abstract: A system for cleaning a substrate with a foam performs a method for generating a cleaning foam. In the first operation of the method, the system pumps a fluid into a premix chamber. The premix chamber is a component of a male plug which fits into a female housing in the system. Then the system injects a gas into the premix chamber to initiate generation of the foam from the fluid. The foam flows from the premix chamber into a sealed helical channel formed by a helical indentation on an outside surface of the male plug and an inner surface of the female housing to allow the foam to reach a desired state along a length of the sealed helical channel. In the last operation of the method, the foam outputs from an exit end of the helical channel through the male plug to a component of the system.

Abstract: Apparatus and methods for spraying a liquid relating to a gravity-fed spray gun are disclosed. Disclosed gravity fed spray guns may comprise a body and an attachment point located at a top portion of the body; and a spray nozzle located at a front portion of the body. An apparatus may further comprise a fluid reservoir configured to contain a fluid to be sprayed through the spray nozzle, the fluid reservoir comprising a container comprising an open end; a lid for cooperative engagement with the open end of the container, the lid comprising a connector to couple the fluid reservoir to the attachment point of the spray gun and an aperture through which the fluid can flow from the fluid reservoir to the spray nozzle in use; and a filter positioned to filter the fluid before reaching the spray nozzle.

Abstract: A nozzle assembly (10) comprises a first-fuel-inlet tube (80), a second-fuel-inlet tube (90), and a plate stack (100). The nozzle-plate stack (100) defines a central circuit (104), corner air circuits (105), a first fuel circuit (106) and a second fuel circuit (107). The fuel circuits (106, 107) include a swirl chamber in which the fuel is swirled prior to being merged with the central circuit (104). The corner air circuits (105) merge with the central circuit (104) downstream of the fuel circuits' merge and provide an additional swirling component to further shape the fuel-air stream prior to ignition.

Abstract: A device and a method for producing suspensions or wet pastes of nanoparticles or ultra-fine particles. The method comprises: introducing a flow of particles of nanometric or submicronic size into a first compartment of a chamber having a bulk density between 15 and 100 g/L; forming, in the first compartment, a spray of droplets between 1 and 10 micrometres in size, by injecting a solvent in liquid or gas form into a second compartment of the device and passing said solvent through the filtering means, the solvent being chosen from the solvents which are liquid at ambient temperature and at atmospheric pressure; stopping the formation of the spray when the entire quantity of particles contained in the first compartment forms, as required, with the solvent, a suspension comprising between 80 and 99.

Abstract: A CVD showerhead that includes a circular inner showerhead and at least one outer ring showerhead. At least two process gas delivery tubes are coupled to each showerhead. Also, a dual showerhead that includes a circular inner showerhead and at least one outer ring showerhead where each showerhead is coupled to oxygen plus a gas mixture of lead, zirconium, and titanium organometallics. A method of depositing a CVD thin film on a wafer. Also, a method of depositing a PZT thin film on a wafer.

Abstract: Described herein are devices and techniques for spray drying a fluid to produce a dried powder. Assemblies include a spray drying head attachable to a gas supplier and a liquid sample, such as a standard unit of blood product. The spray drying head can be adapted to provide an aerosolized flow of liquid sample exposed to a drying gas. The assembly also includes a drying chamber adapted to separate the aerosolized flow of liquid sample into a dried powder and humid air. The assembly can be disposable, provided in a sterilized kit and having simplified attachments allowing quick connect and disconnect from the gas and liquid sample. Separation of the powder from the humid air exiting the drying chamber occurs within a filtered collection bag. In some embodiments, one or more of the drying chamber and collection bag are formed form a thin-walled, collapsible material.

Abstract: An apparatus to introduce a reagent to reduce nitrogen oxides in flue gas including: nozzles mounted to a passage for the flue gas, wherein the nozzles are mounted downstream of a SNCR system and upstream of a SCR system, wherein the nozzles are mounted on one or more walls of the passage and are configured to inject a pressurized fluid into the flue gas; a source of the pressurized fluid which is in fluid communication with the nozzles such that the pressurized fluid flows to the nozzles; a source of a NOx reducing reagent and a mixing device which mixes the reagent with the pressurized fluid such that the pressurized fluid flowing to the nozzles includes the reagent.

Abstract: A rotary electrostatic atomizer uses shaping air and pattern control air. Shaping airflow is supplied from shaping air holes aligned along outer one of concentric circles that are concentric with the rotation axis of the bell cup and located behind the front end of the bell cup. Pattern control airflow is supplied from pattern control air holes aligned along inner one of the concentric circles. Both the shaping air flow and the pattern control airflow are expelled in circumferentially twisted directions substantially with an equal twist angle opposite from the rotating direction of the bell cup. The shaping airflow passes a circular line near to and radially outwardly apart from the outer perimeter of the bell cup. The pattern control airflow intersects the shaping airflow from radially inside at the position near to and radially outwardly apart from the outer perimeter of the bell cup.

Abstract: A fan system for use on oil and gas rigs. The system includes a hydraulic motor for generating a rotational force from a hydraulic fluid, a water pump member for pumping water, a control member for controlling the flow of hydraulic fluid and water. The system also includes a fan device having a plurality of individual blades for providing an airflow, with the fan device being operatively connected to the hydraulic pump member and a nozzle connected to the water pump member for spraying a mist, with the nozzle containing a variable opening for varying the pressure and volume of water discharged. A leak path is provided for capturing and channeling leaking fluids so that fluids are contained within the fan device not in the air stream.

Abstract: A liquid atomizing method in which a collision portion formed by making at least two gases collide with each other, or a portion including the collision portion, and liquid are made to collide with each other to atomize the liquid. A liquid atomizing device includes at least two gas injection portions from which gases are injected, and a liquid injection portion from which liquid is injected, a collision portion formed by making gases injected from the at least two gas injection portions collide with each other or a portion including the collision portion, and liquid injected from the liquid injection portion are made to collide with each other to atomize the liquid.

Abstract: A noise reducer for reducing engine noise of a jet engine having a central axis and a main exhaust nozzle. The noise reducer includes a tubular member having ports at a distal end and is aligned along the central axis. The ports are located in the exhaust stream of the engine outside the main exhaust nozzle. A gaseous flow is injected into the exhaust stream from the ports in an angled direction with respect to the central axis.

Abstract: A water atomisation device for water evaporation and/or dust control. The device includes: a generally longitudinally hollow housing; a fan; a motor; and a hollow manifold. The housing extends between an inlet end and an outlet end, with the inlet end defining a first air inlet to an interior of the housing. The fan is within the housing, between the inlet end and the outlet end. The motor drives the fan. The manifold is shaped to generally correspond to that of the outlet end and has a plurality of water injector nozzles directed substantially inwardly and away from the outlet end. A distal edge of the outlet end is longitudinally spaced apart from a proximal edge of the manifold to define a second air entrainment inlet to an interior of the manifold.

Abstract: A spray nozzle for two-component flue gas cleaning nozzles. The spray nozzle includes an output or mixing chamber and at least two through bores which lead to the output or mixing chamber and are each connected to a fluid line. At least one through bore is embodied in such a way that it is self-cleaning and/or a cleaning device is provided for at least one through bore.

Abstract: A method of operating a dispensing unit includes the step of entering a first active state, during which the detection of motion within a sensory path of a sensor of a dispensing unit initiates a first pattern activation sequence to release a volume A and a volume B of material from a fluid container. The method further includes the step of entering a second active state upon completion of the first pattern activation sequence, in which the detection of motion in the second active state initiates a second pattern activation sequence to release a volume C and a volume D of material from the container if motion is detected before the lapsing of a time period P and initiates the first pattern activation sequence if the motion is detected after the lapsing of the time period P.

Abstract: The present disclosure relates to a system and method for spraying one or more target objects. A primary blower system is adapted to create a relatively isolated field of circulating air by creating a primary air stream around the field of circulating air. A secondary blower system is adapted to circulate air within the isolated field by flowing a secondary air stream in directions contrary to the primary air stream. A chemical spray comprising liquid, aerosol droplets, particulate matter, or the like may be emitted into the circulating air within the field and thereby deposited on target objects within the field. Embodiments of the present disclosure may be used for agricultural, automotive, aerospace, and other applications to emit, contain, and/or recapture a spray.

Abstract: Technology is presented for the high efficiency concentration of fine and ultrafine airborne particles into a small fraction of the sampled airflow by condensational enlargement, aerodynamic focusing and flow separation. A nozzle concentrator structure including an acceleration nozzle with a flow extraction structure may be coupled to a containment vessel. The containment vessel may include a water condensation growth tube to facilitate the concentration of ultrafine particles. The containment vessel may further include a separate carrier flow introduced at the center of the sampled flow, upstream of the acceleration nozzle of the nozzle concentrator to facilitate the separation of particle and vapor constituents.

Abstract: A method for multi-agent fogging. The method includes pressurizing a first agent to a first range of pressure. The method also includes pressurizing a second agent to a second range of pressure. The method also includes pressurizing a gas to a gas range of pressure. The method also includes atomizing at least one of the first and second agents at a nozzle to mix with the pressurized gas. The method also includes applying the atomized mixture to fog a space.

Abstract: A method of removing materials, and preferably photoresist, from a substrate comprises dispensing a liquid sulfuric acid composition comprising sulfuric acid and/or its desiccating species and precursors and having a water/sulfuric acid molar ratio of no greater than 5:1 onto an material coated substrate in an amount effective to substantially uniformly coat the material coated substrate. The substrate is preferably heated to a temperature of at least about 90° C., either before, during or after dispensing of the liquid sulfuric acid composition. After the substrate is at a temperature of at least about 90° C., the liquid sulfuric acid composition is exposed to water vapor in an amount effective to increase the temperature of the liquid sulfuric acid composition above the temperature of the liquid sulfuric acid composition prior to exposure to the water vapor. The substrate is then preferably rinsed to remove the material.

Abstract: A droplet generation system includes a first nozzle configuration structured to receive a liquid and a gas under pressure in a controllable feed ratio, and to merge the liquid and gas to form an intermediate stream that is a mixture of the gas and of a dispersed phase of the liquid. A second nozzle configuration is connected to receive the intermediate stream from the first nozzle configuration and has a valve mechanism with one or more controllable operating parameters to emit a stream of droplets of the liquid. The mean size of the droplets is dependent on the controllable feed ratio of the liquid and gas and the flow rate of the stream of droplets is dependent on the controllable operating parameter(s) of the valve mechanism. A corresponding method is disclosed, as is the application of the system and method to the production of nanoparticles in a thermochemical reactor.

Abstract: A rock dust blower and method draws rock dust from a portable supply of rock dust, in response to a flow of pressurized air, and entrains the drawn rock dust in a stream of the air for direction to selected surfaces of a coal mine. The supply is contained in a substantially vertical column and rock dust is drawn from the column along a peripheral edge of the column located adjacent the lower end of the column to thereby militate against cavitation of the rock dust adjacent the center of the column as rock dust is drawn from the supply. A vibrator mechanism can be employed to transmit vibration to the supply and thereby facilitate an even distribution of rock dust in the supply and a smooth and continuous flow of rock dust as rock dust is drawn from the supply.

Abstract: A spray system including an airbrush; one or more removable containers that are closed initially, and that each contain a composition for spraying onto human keratinous materials; and a junction device that connects the container to the airbrush, the device including at least a composition-outlet first orifice enabling the composition to leave the container in order to be sprayed via the airbrush, and at least an air-inlet second orifice enabling air intake by the container.

Abstract: A nozzle includes a nozzle connector and nozzle filter engaged together. The nozzle connector is engaged with a tote connector of a tote which contains a paint component. A hose connector can be sealingly engaged with the tote connector if they are matched. The hose connector is restricted from being sealingly engaged with the nozzle connector if they do not match. Matching hose and nozzle connectors have the same color to indicate that they match each other.

Abstract: A spray system for spraying a secondary fluid into a primary fluid. The secondary fluid is gaseous, liquid or contains fine particulate solids to be dispersed in the primary fluid. The spray system has a central nozzle for the primary fluid and a nozzle for the secondary fluid. The nozzle housing has a tubular design and the central nozzle is provided with a central passage for the primary fluid. The passage, as seen in the flow direction, has convergent inlet region, a constriction and a divergent outlet part. An outlet opening for the secondary fluid is arranged on the downstream end of the nozzle housing and an outlet opening generates a spray jet of secondary fluid that surrounds the primary fluid exiting the central passage in a substantially ring-shaped manner.

Abstract: An inflatable structure for use as a spray tan booth, the structure including an inflatable support assembly which defines a pair of opposed sides and a front, the inflatable support assembly including a valve which is connectable to a source of compressed air and having an erect configuration and a collapsed configuration; a pair of opposed side wall elements supported by the support assembly and a floor element located between the side wall elements, wherein, in the erect configuration, the front defines an opening which provides unimpeded access into the structure, and wherein the inflatable support assembly comprises a material which is gas permeable, whereby a constant supply of compressed air is necessary to maintain the assembly in an erect configuration.

Abstract: A particulate sprayer includes a gas reservoir to hold a gas, a liquid reservoir to hold a product, and a low pressure section including an exit opening connected to the liquid reservoir. The product includes a liquid and solid particles. The low pressure section transports gas released from the gas reservoir over the exit opening. The product is drawn, pushed, or drawn and pushed from the exit opening into the transported gas to create a spray of the product to be sprayed from the particulate sprayer.

Abstract: A fuel injector head for a gas turbine engine comprising: a pilot injector having a central axis, the pilot injector being arranged to direct fuel and air to a pilot combustion zone, a main injector located radially outwardly of the pilot injector and being arranged to direct fuel and air to a main combustion zone, a splitter separating the pilot injector from the main injector and comprising a body, the body defining an axis, an annular surface and a downstream edge wherein the annular surface has a circumferentially varied axial length so that interaction between the pilot combustion zone and the main combustion zone initiates from least two different axial positions.

Abstract: The invention relates to methods and devices for spraying liquid during production processes requiring a uniform dispersion mixture, in particular in internal combustion engines requiring a fine fuel-air mixture, in the chemical industry for apparatuses for rinsing gas with liquid, which require a uniform coarse-dispersion mixture for reducing the drop entrainment of a rinsing liquid. The inventive method consists in collecting, during the liquid spraying, which is carried out by injecting a liquid at an angle to a gas flow, particles in those sectors of the spray cone that are appropriate to particles of specified sizes. The liquid spraying and collecting processes are carried out at one section of a laminar unidirectional gas flow. The collected particles form, when accumulated, a liquid that is returned for re-spraying.

Abstract: A fire suppression apparatus and method of generating foam are provided in which a foam-forming liquid is introduced under high velocity and pressure into a mixing manifold through a plurality of jets, and a non-combustible gas is introduced under high velocity and pressure into the center of the mixing manifold, downstream of the jets and in the direction of flow of the foam-forming liquid. The foam generated in the mixing manifold is discharged through a hose and nozzle connected to the mixing manifold. The apparatus may be a self-contained unit, supported on a frame, with its own supply of foam-forming liquid and non-combustible gas.

Abstract: Described herein are devices and techniques for spray drying a fluid to produce a dried powder. Assemblies include a spray drying head attachable to a gas supplier and a liquid sample, such as a standard unit of blood product. The spray drying head can be adapted to provide an aerosolized flow of liquid sample exposed to a drying gas. The assembly also includes a drying chamber adapted to separate the aerosolized flow of liquid sample into a dried powder and humid air. The assembly can be disposable, provided in a sterilized kit and having simplified attachments allowing quick connect and disconnect from the gas and liquid sample. Separation of the powder from the humid air exiting the drying chamber occurs within a filtered collection bag. In some embodiments, one or more of the drying chamber and collection bag are formed form a thin-walled, collapsible material.

Abstract: Systems and methods for energy-saving and water-saving devices are disclosed. In some embodiments, a head assembly is coupled to receive a liquid flow from a liquid supply and a gas flow from a gas supply, wherein the head assembly defines a mixing region configured to receive the liquid flow and the gas flow, and a dispensing portion configured to receive a combined flow from the mixing region. In some implementations, a spray nozzle may sprayably introduce the liquid flow into the mixing region. In other implementations, a plurality of curtain flows may be drawn through apertures into the dispensing portion by the combined flow. In still other implementations, a portion of the combined flow dispensed by the head assembly may be recaptured into the gas flow.

Abstract: A flow path of a nozzle included in an ejector includes a convergent taper portion in which the cross-sectional area of the flow path gradually decreases toward the downstream side, a cylindrical flow path extending from a downstream end of the convergent taper portion and being continuous for a predetermined length and in a cylindrical shape, and a divergent taper portion continuous with a downstream end of the cylindrical flow path and in which the cross-sectional area of the flow path gradually increases toward the downstream side. By providing the cylindrical flow path, a length of the divergent taper portion is reduced.

Abstract: Spray nozzle systems and methods of use are described herein. The spray nozzle system may include a stationary tube, a rigid rotor, and a sub-medium supply source. The stationary tube may be in fluid communication with a pressurized air source. The substantially rigid rotor is in fluid communication with the pressurized air source. The substantially rigid rotor includes a substantially rigid conduit that is in fluid communication with the passages of the stationary tube and the rotor. A portion of the conduit is substantially arched such that an outlet of the conduit is offset a radial distance in a radial direction from the rotor axis. Pressurized air ejected from the outlet produces directional components of the pressurized air in the direction of rotation about the rotor axis; and during use, the pressurized air rotates the rotor and sucks sub-medium from the sub-medium supply source into the stationary tube passage.

Abstract: According to the invention a method (and corresponding system) of enhancing application of high intensity acoustic waves is provided, wherein acoustic waves, e.g. ultrasound, and a gaseous medium, e.g. steam, coincide at a treatment zone. This is achieved by a combination of one or more high intensity acoustic generators and/or reflectors. In this way, enhanced efficiency in an area of the gaseous medium (or where the gaseous medium is to affect something) is obtained since a second generator or a reflector is located so that the acoustic waves directly influence the gaseous medium.