Abstract: A dishwasher is provided having a dishwashing container and a filter system for cleaning dishwashing liquid. The filter system includes a foam volume and the filter system and the dishwashing container are communicated with one another such that at least some of the dishwashing liquid can be discharged from the dishwashing container in association with a washing cycle of the dishwashing machine to the foam volume for passage of the discharged dishwashing liquid through the foam volume. Dishwashing residue contained in the dishwashing liquid is at least partially absorbed or retained by the foam volume such that the fine-grained dirt particles can be filtered out of the dishwashing fluid, a resoiling of the dishwashing fluid or the items to be cleaned can be minimized and the dishwashing result can be improved.

Abstract: A processing assembly for a semiconductor workpiece generally includes a rotor assembly capable of spinning a workpiece, a chemistry delivery assembly for delivering chemistry to the workpiece, and a chemistry collection assembly for collecting spent chemistry from the workpiece. The chemistry collection assembly may include a weir that is configured to spin with the rotor assembly. A method of processing a semiconductor workpiece is also provided.

Abstract: A resist removing device 1 functions to remove a resist from a substrate while preventing occurrence of popping phenomenon and at the same time attains reduction in cost of energy for the resist removing and has a simplified constitution. The resist removing device 1 is equipped with a chamber 2 for containing therein a substrate 16 (for example, a substrate having a high-doze ion implanted resist), and with a pressure below the atmospheric pressure, the chamber 2 is fed with ozone gas, unsaturated hydrocarbons and water vapor. The ozone gas may be an ultra-high concentrated ozone gas that is produced by subjecting an ozone containing gas to a liquefaction-separation with the aid of a vapor pressure difference and then vaporizing the liquefied ozone. For cleaning the substrate 16 thus treated, it is preferable to use ultra-pure water. The chamber 2 is equipped with a susceptor 15 for holding the substrate 16. The susceptor 15 is heated to a temperature of 100° C. or below.

Abstract: A self-contained, mobile system for cleaning trash receptacles. The system comprises a water system and a lift system that work in conjunction with each other to provide an automated method for cleaning trash receptacles.

Abstract: Equipment is realized which is capable of increasing the frequency of use of a deposition mask of an organic EL element and the recycle of an adhesive agent by efficiently cleaning the deposition mask with little damage and efficiently collecting the adhesive agent. A pulse laser is irradiated to a deposition mask to separate the deposition agent from the deposition mask. The separated deposition agent is sucked by a suction nozzle, and the deposition agent is separated from air by a cyclone and deposited on a bottom of the cyclone. Thereafter, a first valve is opened to collect the deposition agent in a deposition agent collection section. Then a second valve is opened to move the deposition agent to a deposition agent refining section to be refined. A third valve is opened to store the refined deposition agent in a deposition agent storage section. The deposition mask may be cleaned without being damaged to collect the deposition agent with high efficiency.

Abstract: Disclosed are a flow-through washing method and a flow-through washing apparatus which efficiently remove dust adhering to the surface of a substrate and prevent dust from adhering to the surface of the substrate again after washing. The flow-through washing method runs washing liquid (L) inside a washing tank (2) in the lateral direction, and applies an ultrasonic vibration to the washing liquid (L) in a state in which an object (W) to be washed is immersed in this washing liquid (L), whilst washing this object (W). By regulating the flow rate of the washing liquid (L) flowing in any of the feed ports (3) and/or discharge ports (5) of a plurality of feed ports (3) which feed the washing liquid (L) to the washing tank (2) and plurality of discharge ports (5) which discharge washing liquid (L) from the washing tank (2), the washing liquid (L) inside the washing tank (2) can be set so as to run in a laminar flow state.

Abstract: A filtration system for a dishwasher, and an associated apparatus and method, are provided, comprising a macerator chamber adapted to house a macerator device. The macerator chamber is configured to receive washing fluid for the macerator device to comminute contaminants within the washing fluid. A drain chamber is in fluid communication with the macerator chamber and is configured to receive the washing fluid and comminuted contaminants therefrom via a fluid port therebetween. The drain chamber has a vented member associated therewith, which defines at least one first vent providing fluid communication between the drain chamber and the washing fluid circulation system. The vented member is spaced apart from the fluid port, and is configured to strain the comminuted contaminants from the washing fluid so as to retain the comminuted contaminants within the drain chamber while allowing the washing fluid to pass therethrough to the washing fluid circulation system.

Abstract: A method of operating a dishwasher having a treating chamber for washing utensils includes draining, capturing, and storing a portion of a wash liquid multiple times within a single cycle to optimize water savings.

Abstract: The invention comprises an apparatus for washing, storing and transporting concrete wastewater washed from concrete conveying chutes associated with a concrete mixing truck. The apparatus comprises a fluid container having a first opening and a pair of arms extending upwardly above the container. Each end of the arms distal from the container is adapted to mate with a first end of a first concrete chute member and to removably retain the first concrete chute member such that a second end of the first concrete chute member is higher than the first end and the first end is disposed above the first opening in the fluid container. The container is attachable to a concrete mixing truck such that a second concrete chute member attached to the concrete mixing truck can be positioned above the first concrete chute member while the first concrete chute member is mated with the arms. A method of using the apparatus is also disclosed.

Abstract: Process for decontaminating, cleaning a solid organic substrate contaminated by solid radioactive particulate inorganic contaminants, in which: the said solid substrate is brought into contact with an extraction medium, devoid of water, comprising: dense pressurized CO2; at least one nonhalogenated surface-active compound chosen from block copolymers of poly(ethylene oxide) PEO and poly(propylene oxide) PPO, such as (EO)x-(PO)y diblock copolymers, (EO)x-(PO)y-(EO)x triblock copolymers and (PO)x-(EO)y-(PO)x, triblock copolymers, where x and y are integers from 2 to 80 with x other than y; and polydi(1 to 6C)alkylsiloxanes, such as polydimethylsiloxane (PDMS); and at least one complexing agent chosen from tributyl phosphate (TBP), crown ethers, tributylphosphine oxide, triphenylphosphine oxide and tri(n-octyl)phosphine oxide; the solid substrate and/or the extraction medium is/are subjected, simultaneously with the contacting operation, to a mechanical action.

Abstract: The present invention relates to a laundry machine and a method for operating the same for removing wrinkles or the like from laundry by using high temperature and high humidity air instead of steam. The method for operating a laundry machine includes the steps of a course selecting step for selecting an operating course, and a high temperature and high humidity air supply step for supplying high temperature high humidity air to a drum from an air supply unit.

Abstract: In the case of a method and an apparatus for treating substrates, resist layers are removed from the substrates by spraying with process solution. The substrates are sprayed with the process solution first in a main stripping module and then in a post-stripping module and the said process solution collects in containers under the modules. At least one container is respectively provided for each module. The process solution is collected in the main stripping module in two containers and first fed directly into a second container, which is largely separated from the first container by a wall, which is liquid-permeable in a region significantly below the surface level of the process solution. Process solution is taken from the first container without froth and returned once again into the cycle of the process for wetting the substrates.

Abstract: A car wash system for large vehicles, such as trucks and busses, in which the arrival of a vehicle initiates a process of directing hot water from a supply tank through a relatively long supply line to a spray system. Water standing in the supply line is prevented for a time from going to the spray nozzles and, instead, is directed back to the source. This allows the temperature in the line to reach a predetermined desired value before washing is started. Water is recirculated at a faster rater than it is dispensed once the desired temperature has been reached.

Abstract: The disclosure features a method of performing a boil-out cleaning process in connection with a fryer. The fryer includes a vat, a vessel for receiving oil drained from the vat, the vessel movable from an under-unit position, an oil drain path leading from an outlet opening of the vat to the pan, and an oil return path from the vessel back to the vat. The oil return path includes a pump. A drain valve is located along the oil drain path. The drain valve is opened to drain oil from the vat into the vessel is opened. The drain valve is closed after draining the oil from the vat. A boil-out cleaning fluid is delivered to the vat and the boil-out cleaning fluid is heated. A boil-out drain path is provided with an inlet positioned for receiving boil-out fluid from the drain valve and an outlet positioned forward of a front of the fryer unit. A container is placed below the outlet of the boil-out drain path.

Abstract: Methods and apparatus for recovery and reuse of reagents are provided herein. In some embodiments, a system for processing substrates may include a process chamber for processing a substrate; a reagent source coupled to the process chamber to provide a reagent to the process chamber; and a reagent recovery system to collect, and at least one of purify or concentrate the reagent recovered from an effluent exhausted from the process chamber. In some embodiments, a method for recovering unreacted reagent may include providing reagent from a reagent source to a process chamber; exposing a substrate disposed in the process chamber to the reagent, forming an effluent; exhausting the effluent from the process chamber; and recovering unreacted reagent from the effluent in a reagent recovery system.

Abstract: A method of operating a dishwasher having a treating chamber for washing utensils includes draining, capturing, and storing a portion of a wash liquid multiple times within a single cycle to optimize water savings.

Abstract: In order to remove treatment liquid (21) from a planar material to be treated (10), which is transported in an assembly for the electrolytic or wet-chemical treatment of the material to be treated (10), or to promote the exchange of material on the surface of the material to be treated (10), a roll with a roll surface (4, 14) is provided. The roll surface (4, 14) is arranged relative to a transport path of the material to be treated (10) so that a gap (8, 18) remains between the roll surface (4, 14) and a useful region of the material to be treated (10) opposing the roll surface (4, 14), which extends over the useful region. The roll is driven rotatably so that at the gap (8, 18) a relative speed is produced between the roll surface (4, 14) and the material to be treated (10).

Abstract: An improved portable cleaning system for use in cleaning heat exchanger tube bundles, fin-fans, towers and other elongated components. The cleaning system comprises a cleaning unit having a cleaning enclosure that receives and cleans the component and a control unit that controls the operation of the system. The cleaning unit has a cleaning enclosure defining a chamber sized and configured to receive the component through a sealable lid. A roller assembly rotates the component while a spray assembly sprays cleaning fluid over and into the rotating component. The cleaning fluid is heated in the chamber using surface heating elements attached to heat transfer plates along sections of the chamber walls. A vapor recovery system captures and treats toxic vapors. In use, the cleaning system is transported to a facility to clean the components on-site using cleaning fluid supplied by the facility and discharging waste to the facility.

Abstract: A method of selecting a mercury-contaminated solid surface followed by heating a cleaning solution to a temperature less than 100° C. The cleaning solution can contain hydrocarbon oil and one or more organic sulfur compounds. Afterwards, the heated cleaning solution is contacted with the mercury-contaminated solid surface to remove the mercury contamination.

Abstract: An extraction device for a filter element containing collected particles of target material and an extraction fluid, wherein the device may have a piston and a vibration apparatus for vibrating the filter element to cause particles to move from the filter element and into the extraction fluid. The piston may first create compressed air to urge a first amount of extraction fluid and particles out of the filter element, and may then compress the filter element to urge a second amount of extraction fluid and particles out of the filter element.

Abstract: A system for cleaning a container may include: a fluid source; an arm that moves a nozzle in at least two directions; a fluid retrieval device; a separator; and a fluid mover. One method for cleaning includes securing an arm to a support positioned at least partially outside of the container; spraying a fluid onto an inner surface of the container using the nozzle; drawing the fluid and an entrained material out of the container using the fluid retrieval device; removing at least some of the entrained material from the fluid using the separator; and conveying the fluid from the separator to the nozzle using the fluid mover. The arm and/or the fluid retrieval device may be remotely installed.

Abstract: A method for removing particles or deposits from a surface having particles or deposits thereon. The method involves contacting a surface with a chemical composition sufficient to selectively dissolve and remove at least a portion of the particles or deposits from the surface. The chemical composition is compatible with the surface. This disclosure also relates to a system of specially designed equipment for removing particles or deposits from a surface having particles or deposits thereon. The disclosure is useful, for example, in cleaning porous surfaces, media for cartridge, pleated and membrane surfaces, and internal walls of tanks or filter housings.

Abstract: Provided is a method of controlling a dishwasher. The dishwasher includes a washing chamber accommodating a dish, a sump storing washing water, and supplying the washing water to the washing chamber, and a filter part provided to the sump, and filtering a foreign substance from the washing water. In the method, a first pump is driven to perform a washing or rinsing process, the first pump is stopped and a second pump is driven for a first set time to perform a discharging process, after the washing or rinsing process, the second pump is stopped and the first pump is driven for a second set time, and the first and second pumps are stopped.

Abstract: A method of operating a dishwasher containing a volume of liquid for prewashing includes the steps of spraying items in the dishwasher by operating a circulation pump assembly to achieve prewashing with only the volume of liquid; filtering the volume of liquid with a filter assembly to remove particles from the items by operating the circulation pump assembly; and flushing the particles out of the filter assembly using at least some of the volume liquid by operating a drain pump assembly. Related filter assemblies and dishwasher designs are also disclosed.

Abstract: An automated process for cleaning fruit bins, and particularly grape bins, deploys a conveyer system in which bins are simultaneously rinsed on the inside and outside in an inverted position. Two rinse cycles are rapidly completed with the conveyance of the inverted bins through a wash station. The wash station deploys a pivoting U-shaped spray rod inside the bin, below the conveyor track, while the outside is rinsed by a second surrounding inverted U-shaped spray bar that moves transverse to conveyor direction will the bin is stationary inside the wash station. A pivoting L-shaped arm with an integrated conveyor track move the bins on or off the central conveyor, while flipping them 90 degrees. Two such conveyors return the bins to an upright position for use and stacking. The water from a first rinse is optionally screens to remove solids and collected water is then locally treated before using it to rinse subsequent bins.

Abstract: A process for producing a gas-containing cleaning water which contains a specific gas dissolved in water, which process comprises dissolving the specific gas into water under an increased pressure exceeding an atmospheric pressure to prepare a gas-containing water having a concentration of the gas exceeding solubility of the gas under an atmospheric pressure and, then, removing a portion of the dissolved gas by decreasing pressure on the gas-containing water; an apparatus for producing a gas-containing cleaning water which comprises an apparatus for dissolving a gas (14) in which a specific gas is dissolved into water under a pressure exceeding the atmospheric pressure and an apparatus for removing a portion of a dissolved gas (15) in which the pressure on the gas-containing water obtained from the apparatus for dissolving a gas is decreased to a pressure lower than the pressure under which the gas has been dissolved so that a portion of the dissolved gas is removed; and a cleaning apparatus using the gas-con

Abstract: A cleaning system can include a noble gas, and one or more vessels configured to convert the noble gas into a supercritical fluid, and/or receive and clean an article of manufacture with the noble gas in the supercritical fluid state. A cleaning process can include converting a noble gas into a supercritical fluid state; and cleaning an article of manufacture with the noble gas in the supercritical fluid state so as to remove one or more contaminates from the article of manufacture. A cleaning composition can include a noble gas in a supercritical fluid state, and a textile article of manufacture having one or more contaminates located in the supercritical noble gas.

Abstract: An apparatus and method for removing sediment from a waterway using a high pressure water spray and a suction line is disclosed. The high pressure water is directed through a pressure line. The high pressure water helps to suspend sediment that has settled in the waterway. Water and suspended sediment is then vacuumed up by the suction line and deposited outside the water for further treatment or disposal. The apparatus is designed to be hand-held by an individual situated in the waterway, such that great control over which specific locations within the waterway are being treated. An outlet from the pressure line is selectively moved between a first position to direct pressurized fluid against the waterway surface to be treated and a second position that enhances removal of the water with suspended sediment.

Abstract: An improved portable cleaning system for use in cleaning heat exchanger tube bundles, fin-fans, towers and other elongated components. The cleaning system comprises a cleaning unit having a cleaning enclosure that receives and cleans the component and a control unit that controls the operation of the system. The cleaning unit has a cleaning enclosure defining a chamber sized and configured to receive the component through a sealable lid. A roller assembly rotates the component while a spray assembly sprays cleaning fluid over and into the rotating component. The cleaning fluid is heated in the chamber using surface heating elements attached to heat transfer plates along sections of the chamber walls. A vapor recovery system captures and treats toxic vapors. In use, the cleaning system is transported to a facility to clean the components on-site using cleaning fluid supplied by the facility and discharging waste to the facility.

Abstract: Disclosed is a substrate processing apparatus in which a liquid state raw material is maintained at a high-temperature and high-pressure fluid state by a cooling mechanism at a first raw material receiving unit, a supplying valve of a raw material supplying path is opened to provide the high-temperature and high-pressure fluid to a processing chamber where a target substrate is disposed, and the target substrate is dried by the high-temperature and high-pressure fluid. A second raw material receiving unit is cooled down below a condensation temperature of the raw material by a second cooling mechanism, the high-temperature and high-pressure fluid in the processing chamber is collected at the second raw material receiving unit by opening a collecting valve. The collected raw material is re-utilized as a raw material supplied from the first raw material receiving unit to the processing chamber.

Abstract: A drainage device for removing dirt particles and wastewater from a cleaning head for cleaning a dryer screen of a paper production plant includes an air-water separation container. The air-water separation container includes an air outlet, a wastewater outlet and an inlet opening for receiving the dirt particles and the wastewater from the cleaning head. The air-water separation container is connected to the cleaning head so as to be movable transversely relative to the dryer screen together with the cleaning head.

Abstract: A dishwasher, in particular a domestic dishwasher, includes at least one activatable circulating pump for directing liquid against food-soiled items to be cleaned, at least one activatable drain pump for discharging a minimum liquid volume of an operating liquid volume from a pump well of the dishwasher, and a filter unit for preventing soil particles contained in the liquid from reaching the circulating pump. After the drain pump has been activated for discharging the minimum liquid volume and then deactivated, the circulating pump can be activated and an operating parameter evaluated to determine whether there is a residual liquid volume remaining in the dishwasher.

Abstract: Provided is a scanning arm which moves to collect pollutants on the surface of a semiconductor wafer, for use in a semiconductor wafer pollutant measurement apparatus, and a scanning device using the same. The scanning arm includes: an X-axis portion; a Z-axis portion which is perpendicularly installed with the X-axis portion so as to move forward and backward along the X-axis portion; and a Y-axis portion which is perpendicularly installed with the Z-axis portion so as to move up and down with respect to the Z-axis portion.

Abstract: According to one embodiment, a semiconductor substrate whose surface is wet with a chemical solution (solvent) and formed with patterns having an aspect ratio of 10 or more is loaded into a chamber. Then, while the chemical solution (solvent) remains on the semiconductor substrate, its temperature is increased to a predetermined temperature in the range of 160° C. or more and less than the critical temperature of the chemical solution (solvent), and the evaporated chemical solution (solvent) is discharged from the chamber.

Abstract: A cleaning and separating system is provided for cleaning tanks (such as crude oil storage tanks), and other containers or enclosures. The cleaning and separating system invention fits within a limited space having a relatively small foot-print; preferably an 8 foot tall by 8 foot wide by 10 foot deep shipping container. Although components can be interchanged or modified to fit particular applications, the cleaning and separating system can include a heated working tank having an agitator and a heating element, a centrifuge feed pump, a separation device (such as, for example, de-sander, de-silter, centrifuge, shale shaker, hydrocyclone or other similar apparatus), a liquid effluent tank, an oil and water discharge pump, an auger, a clean water tank, a high-pressure sprayer and/or a rotating nozzle.

Abstract: A method of washing a piece of construction equipment includes washing a portion of the piece of construction equipment with water, collecting waste materials washed from the construction equipment in a bin, allowing liquid collected in the bin to drain into a receptacle having a sloped bottom for conveying the liquid to a sump, pumping the liquid from the sump, filtering the particulate matter pumped from the pump to recover clean water, and storing the recovered clean water for recycling in a tank.

Abstract: Provided is a cleaning process which is simplified and in which a time required for the cleaning process is reduced and which has an excellent cleaning effect. The cleaning process comprises loading a wafer in a high pressure cleaner, injecting high-purity gaseous carbon dioxide (CO2) having low pressure into the high pressure cleaner, injecting CO2 having lower pressure than supercritical cleaning pressure into the high pressure cleaner, cleaning the wafer by injecting a supercritical homogeneous transparent phase mixture in which a cleaning additive and supercritical CO2 are mixed, into the high pressure cleaner under a supercritical cleaning pressure, rinsing the wafer by injecting a supercritical rinsing mixture in which a rinsing additive and supercritical CO2 are mixed, into the high pressure cleaner, and separating CO2 from a mixture discharged from the high pressure cleaner.

Abstract: A substrate treating method for treating substrates with a treating liquid includes a deionized water cleaning step for supplying deionized water from an injection pipe and cleaning the substrates inside a cleaning tank with deionized water, then a replacing step for injecting a solvent from a solvent injector and replacing the deionized water with the solvent, a separating and removing step for switching a channel to a branch pipe and causing a separator to remove the deionized water from the treating liquid, and an adsorbing and removing step for switching the channel to another branch pipe and causing a deionized water remover to adsorb and remove the deionized water from the treating liquid.

Abstract: Apparatuses and methods can reduce washout water use and facilitate removal of waste. A transport vehicle can include a water holding tank, a washout tub, and a means for conveying water. Water can be conveyed from the water holding tank to clean concrete from utensils, chutes, pumps, and other implements through a hose. The water can then be separated from the concrete and conveyed back into the water holding tank using a hose and a strainer.

Abstract: This invention relates to a method for removing fouling from a heat transfer surface, such as a heat exchanger. The method involves conducting a vapor containing a scouring material to the heat transfer surface and contacting the scouring material with the foulant, the heat transfer surface, or both. Scouring material and removed foulant can be recovered and conducted away.

Abstract: The present invention discloses a method for the removal of a number of molecular contaminants from surfaces within a device. A purge gas containing oxygen and/or water is introduced into the interior of the device, contacting at least a portion of the interior surfaces. A contaminated purge gas is produced by transferring a portion of the contamination from the interior surfaces into the purge gas. The contaminated purge gas is removed from the device and the process is continued until the contaminant concentration in the contaminated purge gas is below a predetermined level.

Abstract: Methods and apparatus for removing particles from vials includes the use of a one sided pressure sensitive filament tape to remove external particles from vials. A roll of tape is juxtaposed relative to a line of vials moving along the production line. As each vial moves within the space between the tape the outside of the vial contacts the tape causing the particles to be removed and imbedded in the adhesive on the tape. A feed roll and a rewind roll provides for the tape to unwind while in contact with the outside of the vials and in conjunction with the movement of the vials along the production line. By causing the feed roll and the rewind roll to advance unused tape while in contact with the outside surface of the vials, the vials are caused to rotate at least 360 degrees while advancing down the line.

Abstract: A method of cleaning at least one article having a surface to be cleaned, the method comprising the steps of inserting the article into a cleaning chamber (3), subjecting the surface of the article to treatment with water vapor under conditions such that at least a portion of the water vapor condenses on said surface of the article as condensed water, and introducing an organic solvent into the cleaning chamber (3) and thereby removing the condensed water from the surface of the article, wherein no immersion of the article in water or aqueous solution takes place in the cleaning chamber.

Abstract: A particularly advantageous vacuum cleaner system has at least two filters and self-cleans its filters via back-flushing, without needing to stop normal operation to self-clean. Also, a self-cleaning valve assembly is provided for use in a vacuum cleaner. Also, a vacuum cleaner is provided that uses permanent, self-cleaning filters, and does not need disposable filters or filter bags, and advantageously can use inexpensive plastic bags. In another vacuum cleaner system, waste is collected in an ordinary plastic bag without any special preparation or modification of the bag being needed. Further, an inventive self-cleaning X-valve assembly cleans itself and is useable in the vacuum cleaner system.

Abstract: A method for cleaning a reactor, the method including circulating a fluid inside the reactor, pumping the fluid from the reactor into an inlet of a tank cleaner, and removing solids from the fluid to produce a clean fluid. The method further includes transferring the clean fluid to the reactor and transferring pneumatically the removed solids to a pressurized vessel. Also, a method for transferring spent granular material, the method including providing a vacuum system disposed at a hydrocarbon production site to remove spent material from a reactor, transferring the spent material through the vacuum system into a pressurized vessel, and conveying pneumatically the spent material from the pressurized vessel to a second pressurized vessel.

Abstract: A method of cleaning at least one of grime and built-up ice off a rotor blade of a wind turbine includes, in an exemplary embodiment, positioning a rotor blade in an immobile position in a downward orientation substantially parallel to the tower, positioning a tank containing a cleaning solution directly below the rotor blade, and positioning a plurality of lifting arms adjacent the tank. The plurality of lifting arms are attached to an elliptical spray head with at least one pipe connected to the elliptical spray head and to a pump operatively coupled to the tank. The method also includes raising the lifting arms to lift the elliptical spray head to a predetermined position along a longitudinal axis of the rotor blade, pumping cleaning solution from the tank to the elliptical spray head, spraying the cleaning solution onto an outer surface of the rotor blade to clean the rotor blade, and collecting the spent cleaning solution in the tank.

Abstract: This system for supplying a turbine with liquid fuel comprises a liquid fuel inlet (3), a piping assembly (4) connecting the inlet to the turbine, and draining means for draining at least a portion of the said piping assembly. The draining means comprise water inlet means (9) and a system of controllable valves suitable for injecting water into at least one of the said portions of the piping assembly.

Abstract: A part washing apparatus includes a centrifugal filter and an ultra filter provided as a single base unit. A washing chamber is provided to enclose one or more industrial parts for cleaning with a washing solution, which is collected in a washer bath. The washing solution is then pumped through a centrifugal filter to remove contaminants from the washing solution and subsequently pumped through an ultra filter a filter configured to remove further contaminants from the washing solution.

Abstract: A self-propelled cleaning apparatus for cleaning a submerged surface of a pool or tank includes a housing having a front portion as defined by the direction of movement of the apparatus when propelled by a water jet, an opposing rear portion and adjoining side portions defining the periphery of the apparatus, and a baseplate with at least one water inlet. Rotationally-mounted supports are coupled proximate the front and rear portions of the housing to enable movement of the apparatus over the submerged surface. A water pump is configured to draw water and debris from the pool through the inlet for filtering. A stationary directional discharge conduit is in fluid communication with the pump and has at least one discharge opening through which a pressurized stream of water forming the water jet is directionally discharged at an acute angle with respect to the surface over which the apparatus is moving.

Abstract: A cleaning system includes a supply of purified water, a supply of cleaning agent, a mixing junction, and a distributor. The mixing junction is configured to combine a flow of the purified water and a flow of the cleaning agent and output a flow of cleaning liquid comprising the flows of the purified water and the cleaning agent. The distributor includes an output through which the cleaning liquid can be discharged. In a method of cleaning a surface, flows of purified water and cleaning agent are provided. The flow of purified water and the flow of cleaning agent are mixed to form a flow of cleaning liquid. The flow of cleaning liquid is then discharged to the surface.