Abstract: A dialysis liquid circuit with conduits for conducting dialysis liquid and elements for detecting air in the dialysis liquid. The elements includes at least one gas sensor traversed continuously by the dialysis liquid, which is configured such that it measures at least one property of the dialysis liquid which depends on the presence of air bubbles in the dialysis liquid, and which is arranged downstream of a region to be monitored of the dialysis liquid circuit. During operation of the dialysis liquid circuit a negative pressure exists with respect to atmospheric pressure, and the elements includes an evaluation unit which is connected with the gas sensor and which is configured such that the property measured by means of the gas sensor is evaluated with regard to the presence of air bubbles in the dialysis liquid.

Abstract: Apparatus including a receptacle for holding therein organic waste, a first dispenser operative to dispense an oxidizing agent to the organic waste so as to cause an exothermic reaction that results in combustion of the organic waste, and a second dispenser operative to dispense a reducing agent that neutralizes a residual amount of the oxidizing agent that remains after the exothermic reaction.

Abstract: An automatic system for monitoring chemistry information for a body of water comprises a sensor for determining chemistry information, a microprocessor for processing chemistry information, and a housing coupled to at least one of the sensor and the microprocessor. Preferably the housing is floatable or mountable. The method of providing chemistry information of a body of water comprising the steps of obtaining a sample of the body of water and determining chemistry information.

Abstract: Filtration device for a closed container having a lower element and an upper element provided with an evacuation opening, the upper element adapted to be fixed in a sealed manner on the lower element; an internal filtration device including a reservoir provided with an opening in its upper portion allowing for its content to flow when the container is tilted toward the left or right; a filter, a filter support adapted to receive in a sealed manner the upper portion of the filter and the reservoir, a structural element cooperating with the filter support to define an intermediary volume adapted to receive the liquid after it has flowed through the opening, the structural element including a channel for the liquid to flow upward; the internal filtration device being arranged inside the container so as to enable collection of filtered liquid after passage through the filter.

Abstract: Tangential flow filtration device is provided wherein liners are provided between the filtration element and the top and bottom holders or manifolds. The liners incorporate the flow channels and inlet and outlet ports, as well as a sensor mount. The liners are made of an inexpensive material and therefore are disposable after a single use, making it more cost effective to dispose of them than to clean the conventional manifolds. The sensor mount accommodates a removable sensor, and isolates it from the fluid path.

Abstract: Method and device according to the method for determining intracellular and/or extracellular, in particular macromolecular fractions of fluids, preferably of body fluids of living organisms, with the steps: coupling-in a measurement signal through an electrically non-conductive wall into the fluid to be measured; coupling-out an electrical measurement value that is thereby generated in the fluid to be measured; detecting the coupled-out electrical measurement value at a plurality of different frequencies of the electrical measurement signal; determining the intracellular and/or extracellular, in particular macromolecular fractions of the fluid to be measured by means of evaluation of the detected electrical measurement value at a plurality of frequencies of the measurement signal.

Abstract: The present invention is generally directed to a versatile fluid treatment system which includes: a mobile device; a track system connected to the mobile device; one or more treatment vessels removably attached to the track system, each treatment vessel comprising a treatment material disposed inside the treatment vessel, at least one fluid inlet, and at least one fluid outlet; an input conduit that receives a fluid to be treated, the input conduit in fluid communication with the fluid inlet on the treatment vessel; and an output conduit in fluid communication with the fluid outlet on the treatment vessel, the output conduit receives treated fluid from the treatment vessels via the fluid outlet.

Abstract: Described herein are filter assemblies for removing high molecular weight organic components from liquefied petroleum gas, as well as methods for removing high molecular weight components from liquefied petroleum gases. The filter assemblies include an upstream carbon-containing filter media pack and a downstream filter media pack.

Abstract: A filter element (1) for filtering fluids, such as hydraulic fluids or gases, is in a filter housing (12) having an inlet (18) for the fluid to be filtered, an outlet (20) for the filtered fluid. The filter element has a data storage (52). Data stored in the data storage (52) is electronically readable from the data storage (52) by a read and/or write device (70). An antenna (60) extends outside the data storage (52) and provides the signal coupling between the data storage (52) and the read and/or write device (70). The antenna (60) extends at least in sections about a longitudinal axis (44) of the filter element (1) such that independently from the angular position of the filter element (1) and the attached data storage (52) a signal coupling between the data storage (52) and the read and/or write device (70) is ensured.

Abstract: A system for converting contaminated water, such as produced water, frack flow back water, and other contaminated water from industrial sources into fresh, non-contaminated, or potable water includes a registration and verification unit for registering intake water loads and verifying their content; a receiving system for temporarily isolating each load; an equalization basin for creating an homogenized water source; an electro-coagulation unit in which one or more of the voltage, current, pulse frequency and application time are variable and controlled by one or more of a conductivity sensor; a pH sensor; a level sensor; an ultrafiltration unit for removing organics; a nanofiltration unit; a reverse osmosis unit, and an electrodyalisis unit. The processed concentrate remaining after the water is converted is dewatered via a forward osmosis unit.

Abstract: The disclosed water purifier comprises an outer wall, a RAW water inflow section that allows inflow of RAW water from outside said outer wall, a purifying section, an ultraviolet ray sterilizing section that has an ultraviolet ray source, a purified water outflow section that allows purified water that has been purified in said purifying section and sterilized in said ultraviolet ray sterilizing section to flow to the outside of said outer wall, a condition-detecting unit, and a control unit that controls generation of ultraviolet rays from said ultraviolet ray source according to the detection by said condition-detecting unit.

Abstract: The present invention provides an apparatus, method and system for separating a first substance from a mixture of the first substance and a liquid. The apparatus comprises inlet means adapted to receive a portion of the mixture into a separator tank; a separator tank for holding a collected portion of the mixture and allowing the first substance to separate from the liquid due to the first substance having a different specific gravity to the liquid; and outlet means adapted to discharge the separated liquid and/or the first substance from the separator tank.

Abstract: A process and an apparatus are provided for controlling a filtration plant having at least one vacuum filter, at least one vacuum pump and at least one filter tank, by which a medium that is to be filtered and that includes solid particles and liquid is separated into a concentrate including predominantly solid particles and a filtrate comprising predominantly liquid. The method may include: determining at least one first parameter of the filtration plant in the form of a residual moisture content of the concentrate and/or of a density of the filtrate as a function of time or a second parameter of the filtration plant, forming a derivative of the at least one first parameter after the time or the second parameter as at least one first characteristic, determining the sign of the at least one first characteristic, and controlling the filtration plant as a function of the determined sign.

Abstract: Systems and methods for controlling chlorinators for pools and spas are provided. A controller communicates with a processor positioned within a replaceable cell cartridge of a chlorinator, to allow for remote control and diagnosis of the chlorinator and/or cell cartridge. The cell cartridge stores, in non-volatile memory on board the cartridge, one or more parameters associated with the cartridge. The controller can obtain this information from the processor of the cell cartridge, and can use same to configure operation of the chlorinator. Information relating to remaining cell life can be updated by the controller and stored in the non-volatile memory of the cell cartridge. Electrical and software-based mechanisms are provided for ensuring operation of only compatible cell cartridges with the chlorinator. A system for remotely diagnosing errors associated with the chlorinator is also provided.

Abstract: A construction de-watering high volume multi-separation system for use in removing a fluid medium from a construction site including a mechanical subsystem and a programmable computer control subsystem where the mechanical subsystem includes a high volume inlet for injecting a fluid medium, a chemical metering pump for injecting engineered chemicals into the fluid medium for separating a plurality of targeted compounds and controlling the pH level of the fluid medium, a multi-separation unit including a continuous loop conveyor for capturing sediment and floating contamination in the fluid medium, the programmable computer control subsystem arranged for continuously monitoring and comparing sensed parameters from the mechanical subsystem with pre-programmed input data, generating correction signals fed back to the mechanical subsystem for maintaining the sensed parameters within limitations, and for continuously adjusting and reporting in real time to a regulatory authority the operation of the mechanical sub

Abstract: System and process for the purification of water The water produced is treated with a selective oxidant obtained from the air without contaminants. The water obtained, together with the selective oxidant, is treated through a chemical process, denominated batch process, in a pressurized primary sterilization vessel. The reaction dwell time, and the analytical control, ensure purification; by means of a system of circulation pump and adsorption chamber specific for the chemical treatment realized, the purified water is deposited in a vessel for water for consumption, which water may be prepared with minerals and/or vitamins and/or carbohydrates with the objective of satisfying the full requirements of the population. Furthermore, an electronic unit monitors and controls the movements required to ensure excellent purification and, moreover, that the entire system is sterile at all times.

Abstract: Molecular filters are disclosed herein. An example of the molecular filter includes a rolled substrate having an interior surface and opposed ends that are substantially orthogonal to the interior surface. The rolled substrate defines a layer and a fluid flow path extending from one of the opposed ends to another of the opposed ends. A template is positioned on the interior surface of the rolled substrate. The template includes a matrix, and molecule template locations formed in the matrix.

Abstract: A pH balancing solution dispenser having an upper body portion and a lower dispenser body portion. An interior support portion is provided with a dispensing grid and an at least one piercing mechanism thereon. A dispenser lid and an at least one dispensing mechanism are provided wherein a container of pH balancing solution is placed within the upper body portion and situated in communication with the piercing mechanism. The container is pierced and opened and the pH balancing solution flows from the container through the dispensing grid and is stored for distribution by the at least one dispensing mechanism. A unit controller can be provided to meter a dose of pH solution when instructed by the pH balancing solution dispenser to balance the pH of the body of water based on the estimation made by the unit controller using the measured operational time.

Abstract: Wastesolution treatment systems and methods are provided which may remove particulates and hydrocarbons from wastesolution. Embodiments may be used to treat scrubber wastesolution from exhaust gas cleaning (“EGC”) systems. Some embodiments may be used with terrestrial EGC systems and others may be used for maritime ship EGC systems. Certain embodiments remove free phase oil and particulates from the wastesolution. Some embodiments may utilize a fixed film biogenerator cultured with hydrocarbon degrading microorganisms to reduce the concentration of oils in the water. Certain embodiments may utilize a biofilter with granulated activated carbon (“GAC”) to adsorb contaminants in the water. Other embodiments may utilize GAC cultured with hydrocarbon degrading microorganisms to reduce oil concentration in the water. The wastesolution may be recirculated through the system until the measured contaminant concentration drops below a threshold value.

Abstract: This disclosure relates to dialysis venting devices and related methods. In some aspects, a dialysis system includes a fluid inlet line, a venting device in fluid communication with the fluid inlet line, and a fluid outlet line in fluid communication with the venting device. The venting device can include a housing defining a fluid chamber, a valve member disposed above the fluid chamber between a lower seat and an upper seat, and a pump that is operable to draw fluid into the fluid chamber from the fluid inlet line and to force fluid out of the fluid chamber into the fluid outlet line.

Abstract: Systems and methods for the washing and processsing of biological fluid/biological cells are disclosed. The systems and methods prevent inadvertent target cell loss by monitoring pressure and providing for the dilution of the cell feed.

Abstract: Systems and methods for separating fluids from drill cuttings, specifically, shakers that incorporate modifications including vacuum systems and/or partitions and methods of operating such shakers to affect a high degree of fluid separation. The systems and methods are effective across a variety of screen sizes, vacuum flows and vacuum designs. The systems are also particularly effective in assisting in the separation of gases from drilling fluids.

Abstract: An oil skimmer system including a vacuum truck having a pump with a vacuum hose attached at one end to the pump intake port to create a suction at the opposite or intake end of the vacuum hose to which a suction tube is operatively attached at its discharge end, and mounted on an articulating and extendable arm of a backhoe an oil skimmer assembly comprising (a) a skimmer plate having an upper flat surface, (b) a debris guard vertically mounted about the suction tube intake end, (c) the suction tube affixed by one or more struts to extend perpendicularly above the plate upper surface with the suction tube intake end positioned near the plate upper surface, and (d) a connecting adaptor affixed to the suction tube and configured to fixedly attach the oil skimmer assembly to the backhoe arm to enable positioning the oil skimmer assembly into the oil containing surface area of a body of water.

Abstract: Pure water is sucked from an acid adding flow line into a syringe and discharged from a drain flow line to clean the acid adding flow line, and then a carrier gas from a gas pipe is supplied to the acid adding flow line by the syringe to dry the acid adding flow line. A sample water collecting flow line is also cleaned and dried in the same manner. A TOC measurement flow line is cleaned with cleaning water sucked from a cleaning water flow line into the syringe, then a carrier gas from the gas pipe is supplied to the TOC measurement flow line by the syringe to clean and dry a flow line through which sample water flows in an organic matter oxidative decomposition unit from the TOC measurement flow line.

Abstract: An apparatus, system and method for removing and treating contaminated materials on a bottom of a body of water and introducing growth packets to revitalize the treated bottom of the body of water. The structure may comprise a vessel with an open face. The vessel may be lowered down to the bottom of the body of water with the face facing down. As a result, the vessel and the bottom form an isolated space. The structure may comprise at least one agitating device(s) for stirring up the materials inside the vessel so as to form a mixture containing the sediment materials which in turn contain the contaminants. Multiple at least one pipe(s) may be coupled to the vessel for transporting the mixture out of the vessel for processing (filtering, treating with chemicals, etc.) so as to neutralize or eliminate the contaminants in the mixture. Then, the treated mixture can be returned to the inside of the vessel via the at least one pipe(s).

Abstract: The present invention constitutes dialysate formulations that are suitable for use in preparing dialysate solutions for use in batch and/or proportioning systems and for improving dialysis efficiency by reducing or preventing clotting of the dialysis flow paths. The dialysate chemical formulations for one batch of dialysate comprise an acid concentrate stored in a first vessel, and a citrate-containing bicarbonate concentrate stored in a second vessel. The contents of the first and second vessels are emptied into a dialysate preparation tank and mixed with water to form a batch quantity of dialysate solution. Alternately, a dry acid and/or a dry citrate-containing base concentrates are dissolved separately in measured quantities of water to form liquid concentrates which are then used in conjunction with a proportioning machine to generate on-line a final dialysis solution stream.

Abstract: A machine and method operable to mass produce batches of dough in selectable, discrete and customizable batches and control the temperature of the dough under various environmental conditions is provided. The machine and method adjusts the temperature of the water introduced into a batch of dough in order to make a batch of dough having a predetermined temperature. Specifically, the machine includes a controller operable to adjust the temperature of the water based upon first law of thermodynamics to produce a batch of dough having a predetermined temperature. The machine includes a bowl for containing dough ingredients, a water source operable to selectively introduce water with the dough ingredients, a controller, and a water temperature controlling apparatus. The controller actuates the water temperature controlling apparatus to change the temperature of the water introduced into the bowl so as to form a batch of dough having a predetermined temperature.

Abstract: In a hemodialysis system, a microprocessor periodically controls the injection of a quantity of a halogen solution, preferably an iodine solution, to trigger an event alarm. At a predetermined time, the solution is circulated into a chlorine-specific sensor probe to the point of exceeding a threshold on the sensor system. This event is then recorded and a chlorine alarm event light is illuminated. After the slug of solution is flushed from the system, the alarm clears but the event light remains lit. Then, the next time an operator arrives to operate the hemodialysis system, she can verify that the monitor recorded a chlorine event since the previous day. She then resets the event light.

Abstract: The device for producing ultrapure water according to the reverse osmosis principle with a reverse osmosis filter which is subdivided by the RO membrane into a primary chamber and a secondary chamber, with a primary circuit through which raw water is supplied to the primary chamber and concentrate is discharged therefrom, and with a secondary circuit for supplying permeate to at least one consumer, preferably to a dialysis device, is characterized in that a means for detecting organic and/or inorganic deposits is arranged in or on the primary circuit and/or the secondary circuit and is connected to an evaluation means.

Abstract: A system for controlling water within an aquatic facility includes a water chemistry controller, a variable rate water pump adapted to move water in the facility, and a variable rate motor driver operationally coupled to the water pump for variably energizing the water pump. The variable rate motor driver is coupled to the water chemistry controller to allow the water chemistry controller to manage the operation of the water pump.

Abstract: A method of membrane separation and membrane separation apparatus, with which not only a supply liquid can be evaluated but also the problems, such as scale, occurring on reverse osmosis membrane can be monitored in a highly straightforward fashion. There is provided a membrane separation apparatus equipped with reverse osmosis membrane module (3) so as to be adapted for feeding of a supply liquid and obtaining of a permeated liquid and a concentrated liquid, characterized by comprising a feeding-side membrane separation means (10) which includes a separation membrane (11) of which the membrane face (11a) can be monitored and guides the supply liquid so as to separate the membrane, and a concentrating-side membrane separation means (20) which includes a separation membrane (21) of which the membrane face (21a) can be monitored and guides the concentrated liquid so as to separate the membrane separation thereof.

Abstract: A method of inverting sucrose, including (i) determining an initial solids concentration of an aqueous sucrose solution, an initial bed volume of a sucrose inversion resin system, a minimum target inversion percentage, a maximum target inversion percentage, a target maximum hydroxymethylfuran (HMF) concentration, a minimum target pH, or a maximum target pH; (ii) contacting the sucrose inversion resin system with the aqueous sucrose solution under conditions of aqueous solution flow rate and aqueous solution temperature to produce an inverted sucrose solution having an inversion percentage, an HMF concentration, and a pH; (iii) observing an instantaneous inversion percentage, an instantaneous HMF concentration, or an instantaneous pH of the inverted sucrose solution; and, if appropriate; (iv) changing at least one of the aqueous solution flow rate or the aqueous solution temperature to yield a product having a desired inversion percentage, HMF concentration, and/or pH.

Abstract: A filter element attachment is provided and is attachable to a filter element. The filter element attachment includes a housing for receiving at least a part of the filter element; at least one display configured to display information associated with the filter element. The filter element attachment may be associated with a corresponding filter cartridge and a filter system.

Abstract: A parallel assembly (2; 11; 51) of chromatography column modules (3a,b,c; 13a,b,c; 53a,b,c, 90a, b) connected in a rigid housing (21; 61), the assembly having one common assembly inlet (15; 55) and one common assembly outlet (17; 57), each column module comprising a bed space (29) filled with chromatography medium and each column module comprises integrated fluid conduits which when the column module is connected with other column modules in the rigid housing are adapted to connect the bed space (29) of the column module with the assembly inlet (15; 55) and the assembly outlet (17; 57), wherein the total length and/or volume of the fluid conduit from the assembly inlet to one bed space together with the length and/or volume of the fluid conduit from the same bed space to the assembly outlet is substantially the same for all bed spaces and modules installed in the parallel assembly.

Abstract: A filter unit includes a substantially cylindrical body portion having a proximal end and a distal end. First and second recessed engagement surfaces traverse at least part of the body portion. The first and second engagement surfaces include a first segment that extends substantially parallel with the longitudinal extent of the body portion. A second segment extends at an angle between 50 degrees and 60 degrees from the direction of the first segment. A third segment extends substantially orthogonal to the first segment. A laterally extending key member is disposed on the body portion between the first recessed engagement surface and the second recessed engagement surface. An engagement protrusion extends from the proximal end and has a sidewall with a water inlet and a concave engagement wall with a water outlet. The engagement wall includes a first portion that angles inward to the water outlet at a first angle.

Abstract: The invention relates to a medical device for providing a plurality of extracorporeal blood or plasma treatments, apt to receive at least one disposable article that can be connected to extracorporeal circuit, each disposable article being equipped with storage means containing information about the disposable article, the device comprising a first receiving station (2) for disposable articles (100) with a first reading means (3) for the associated article, a second receiving station (3) for disposable articles (100) with a second reading means (3) for the associated article, a memory comprising information concerning at least one treatment protocol designed to be executed by the device, and information concerning a configuration of the disposable articles necessary for each treatment protocol at each receiving station, a control unit (10) for comparing the stored configuration of articles concerning a treatment protocol with the configuration of articles once it is installed.

Abstract: The present invention relates to a medical treatment arrangement having at least three device parts, with the first device part being a device part which is not made for the treatment of a patient, with the second device part being made in conjunction with the third device part such that a treatment of a patient can be made with them, with the second device part being made movable relative to the first device part and relative to the third device part, and with provision furthermore being made that the first device part and the second device part and/or the second device part and the third device part being made such that energy and/or data can be unidirectionally or bidirectionally exchanged between them.

Abstract: A water dispensing system for a refrigerator comprising a refrigeration compartment includes a manifold assembly, a monitoring device coupled to the manifold assembly and including at least one sensor, and a filter assembly including a filter housing removably mounted to the manifold assembly. The filter assembly is configured to be compatible with a plurality of suitable filter media. At least two indicators are in signal communication with the at least one sensor when the filter housing is mounted onto the manifold assembly. A controller is operatively coupled to the monitoring device. The controller is configured to identify the filter assembly and the filter medium based on a signal received from the at least one sensor and operate the water dispensing system based on the identification of the filter assembly and the filter medium.

Abstract: A wastewater treatment system includes independent wastewater treatment facilities. Each of the facilities has a number of wastewater treatment subsystems. A wastewater collection subsystem holds wastewater to be treated. A pump subsystem moves wastewater from a wastewater collector to a filtration subsystem having a bioreacting filter. The filter has a sump and a fluidized-bed filter therein and supports the filter upright. The filter has an upwardly expanding, hollow, conical filter body with filter media. A monitoring subsystem measures wastewater process parameters. Control devices receive control commands and, dependent upon the command received, alter parameters of the wastewater treatment subsystems.

Abstract: The present disclosure relates to water treatment systems, and specifically to mobile flotation tanks, mobile chemical mix tanks, and mobile integrated water treatment systems, and methods regarding the same.

Abstract: A method of providing end-to-end water quality control from a water system operator to a point of delivery proximate a consumer, which may be at the point of entry, and/or between the point of entry and point of use, and/or at the point of use. The method includes treating the water and delivering the water to the consumer at the point of delivery, filtering/ purifying the water at the point of delivery, monitoring water quality at the point of delivery, and reporting water quality at the point of delivery to the water system operator over a network.

Abstract: Dialysis systems are disclosed comprising new fluid flow circuits. Systems may include blood and dialysate flow paths, where the dialysate flow path includes balancing, mixing, and/or directing circuits. Dialysate preparation may be decoupled from patient dialysis. Circuits may be defined within one or more cassettes. The fluid circuit fluid flow paths may be isolated from electrical components. A gas supply in fluid communication with the dialysate flow path and/or the dialyzer able to urge dialysate through the dialyzer and urge blood back to the patient may be included for certain emergency situations. Fluid handling devices, such as pumps, valves, and mixers that can be actuated using a control fluid, may be included. Control fluid may be delivered by an external pump or other device, which may be detachable and/or generally rigid, optionally with a diaphragm dividing the device into first and second compartments.

Abstract: A peritoneal dialysis machine includes an enclosure; dialysate pump located within the enclosure; a graphical user interface allowing a patient to program a treatment including at least one patient fill performed by the dialysate pump, at least one dwell, and at least one drain performed by the dialysate pump; and the GUI further programmed to provide an alert when it is time to begin the treatment so as to complete the at least one patient fill, dwell and drain by a prescribed time.

Abstract: There is provided a water purifying filter assembly module that a water purifying filter can be easily released from or assembled with. The water purifying filter assembly module may include: a filter assembly head having a water purifying filter assembled on one side thereof, the filter assembly head configured such that water to be filtered flows into the water purifying filter and the water, filtered through the water purifying filter, is discharged to an outside thereof; and a module body having the filter assembly head rotatably provided therein, the water purifying filter being released from or assembled on the filter assembly head as the water purifying filter is aligned and rotates with the filter assembly head.

Abstract: A filter assembly for fluid filtration having a push-activated lock and release mechanism. A push filter design activates a floating key lock upon insertion and extraction, where the filter key may be used simultaneously as a lock and as an identifier for particular filter attributes. The filter base may be situated inline, and in fluid communication, with influent and effluent piping, such as within a refrigerator. The filter housing assembly may be attached to, and removed from, the filter base by a push-actuated release. Upon insertion, the filter key shifts the filter lock longitudinally to receive interlocking segments. Upon extraction, the same axial push shifts the filter lock further to align the interlocking fingers within gaps that allow for easy extraction. The specific key lock design allows a user to identify and match certain filter configurations received by the mechanical support, and reject other filter configurations.

Abstract: Dialysis systems are disclosed comprising new fluid flow circuits. Systems may include blood and dialysate flow paths, where the dialysate flow path includes balancing, mixing, and/or directing circuits. Dialysate preparation may be decoupled from patient dialysis. Circuits may be defined within one or more cassettes. The fluid circuit fluid flow paths may be isolated from electrical components. A gas supply in fluid communication with the dialysate flow path and/or the dialyzer able to urge dialysate through the dialyzer and urge blood back to the patient may be included for certain emergency situations. Fluid handling devices, such as pumps, valves, and mixers that can be actuated using a control fluid, may be included. Control fluid may be delivered by an external pump or other device, which may be detachable and/or generally rigid, optionally with a diaphragm, dividing the device into first and second compartments.

Abstract: A percolating filter device including a casing with a wall on which is formed a seat, in which an accessory is retained in a removable way by corresponding fastening means and counter-means, which comprise a quick release fastening.

Abstract: A method in a separation system (31) comprising parallel fluid paths (F1?,F2?, . . . Fn?) each comprising a separation module (M1?,M2?, . . . Mn?). According to the invention said method comprises the steps of: providing a sensor (S1,S2, . . . Sn) of the same type in at least each of said parallel fluid paths except one; measuring a characteristic fluid property with at least one of said sensors in the parallel fluid paths; possibly measuring the same characteristic fluid property with a system sensor (45) positioned in the outlet of the separation system (31); and comparing measured characteristic fluid properties to evaluate and/or qualify the performance of the separation system.

Abstract: The present invention relates generally to an environmentally sensitive mobile cleaning system, and more specifically relates to a closed loop water recirculation system for high or ultra-high pressure mobile cleaning apparatus. The system includes a water tank sized to contain an established volume of fluid sufficient to circulate through the system, a pump to pressure the fluid to a cleaning head, a vacuum system to return the contaminated fluid to the system, and a filter means to remove the contaminants from the fluid so that clean fluid can be reintroduced to the cleaning head. The method comprises the steps of increasing the pressure of a fixed volume of fluid in a closed-loop system, jetting or blasting the surface with the pressurized fluid, vacuuming the blasted fluid into the system, and removing the contaminants from the fluid.

Abstract: An anti-counterfeiting mechanism for a filter element to specifically, and preferably uniquely, identify a filter with a conductive pattern or path of conductive materials preferably either embedded (thin film circuit) under the surface, or over molded on, a portion of the filter. The conductive materials are preferably positioned at the filter end cap. The resistance of the filter element is an identifier that is preferably associated with the OEM manufacturer's labeling (such as product number) and/or other branding of the component. This electrical resistance signature permits rapid identification of counterfeit filters.