Abstract: A control method of a control system for controlling water purification module for processing water on two sides of a reverse osmosis membrane. The control system has a water purification module and a control module. The water purification module has a preliminary filter and a reverse osmosis filter. The control module regularly controls the purification and the drainage of the water purification module, and solves the problem that the TDS value of the water on both sides of the reverse osmosis membrane is too high after the water purifier is on standby for a period of time. The control system regularly drains high concentration water on both sides of the reverse osmosis membrane to improve water purification efficiency.

Abstract: A modular cassette is provided for separating a composite fluid into at least two component parts thereof during centrifugation. The modular cassette includes: a housing defining a fluid inlet, a fluid outlet, and a chamber for fluid separation; a fluidic channel configured to provide fluid communication between at least two components of the modular cassette; a heat expanding valve including: a flow pathway including undulations configured to facilitate closing of the fluidic channel, wherein the heat expanding valve occludes one or more of the undulations of the flow pathway to close the fluidic channel; and a heating element configured to actuate the heat expanding valve.

Abstract: The present invention relates generally to corn dry-milling, and more specifically, to methods for producing a high protein corn meal from a whole stillage byproduct produced in a corn dry-milling process for making ethanol and a system therefore. In one embodiment, a method for producing a high protein corn meal from a whole stillage byproduct includes, in a corn dry-milling process for making ethanol, separating the whole stillage byproduct into an insoluble solids portion and a thin stillage portion. The thin stillage portion is separated into a protein portion and a water soluble solids portion. Next, the protein portion is dewatered then dried to define a high protein corn meal that includes at least 40 wt % protein on a dry basis.

Abstract: The presently claimed invention relates to a process for the beneficiation of coal and other hydrophobic materials, wherein a collector composition comprising by-products obtained by hydroformylation of octene isomers as a first component and diesel, kerosene and/or C8-C20 olefins as a second component is used.

Abstract: A filter module for a water dispensing device according to the present disclosure includes a filter housing which has an inflow port and a discharge port, and a plurality of filters which includes a filtration member provided in the filter housing to purify water flowing therein through the inflow port and to supply purified water to the discharge port, and filtering raw water flowing therein from the outside into purified water, and the filter module includes a pre-filter through which raw water passes firstly and in which a first carbon block having a hollow shape is built-in, a hollow fiber membrane (UF membrane) filter through which water passes through the pre-filter passes secondly, a second carbon block having a hollow shape through which water passing through the hollow fiber membrane filter passes thirdly, and an electrostatic adsorption member through which water passing through the second carbon block passes fourthly.

Abstract: A system includes a filter device that has, in serial flow order, an adsorbent bed, a biocide filter, and a particle filter. The adsorbent bed includes adsorbent media that is configured to remove organic compounds from feed water that are capable of forming an adherent layer on a porous surface of a sublimator, and the biocide filter contains a halogen-release material.

Abstract: Methods for clarifying water, reducing turbidity of water, and removing phosphate from water include adding a water treatment composition having an aluminum-containing coagulant, and a natural non-charged polysaccharide, such as guar. The aluminum-containing compound can include polyaluminum chloride, aluminum chlorohydrate, polyaluminum chlorohydrate, aluminum sulfate, sodium aluminate, polyaluminum sulfate, polyaluminum silicate chloride, polyaluminum silicate sulfate, or a combination thereof.

Abstract: A multi-functional sensor assembly includes an electrically non-conductive substrate defining at least a distal region, intermediary region, and proximal region that are each covered with electrically conductive traces. The proximal region is configured to be exposed to a media to be sensed and the distal and intermediary regions are configured to be protected from the media. The electrically conductive traces are connected to one or more electrodes to sense one or more of alkalinity, cyanuric acid concentration, or oxidant concentration of the media.

Abstract: A movable seal for interfacing between a first surface and a second surface includes a floating portion attached to a non-floating portion by a flexible coupling portion, wherein the non-floating portion is coupled to the first surface by nesting in a groove on the first surface, and wherein the non-floating portion forms a seal between the first and second surfaces when the first surface moves relative to the second surface in a first direction, and wherein the non-floating portion does not form a seal between the first and second surfaces when the first surface moves relative to the second surface in a second opposite direction.

Abstract: A household water purifier includes a main unit and a filter assembly arranged in the main unit. The filter assembly includes a composite filter core. The composite filter core includes a filter bottle and a filter element located in the filter bottle. The filter element is of a separated structure. In the household water purifier, the filter element is located in the filer bottle; during use, when the filter element needs to be replaced, the filter element can be directly taken out of the filter bottle for replacement; Furthermore, the filter element itself is of a split structure There is no need to replace the filter element as a whole, just some failed components of the filter element need to be replaced, which further improves convenience of replacement and maintenance of the filter core of the water purifier, and saves maintenance and use costs of the water purifier.

Abstract: A separation membrane element including a pair of separation membranes containing two separation membranes arranged so that the filtrate-side surfaces thereof are disposed in mutually opposed relation, and a plurality of resin members bonded to both of the mutually opposed filtrate-side surfaces, a peripheral edge of the pair of separation membranes being sealed.

Abstract: A flotation machine includes a wash water system that is connectable adjacent a tank to direct sprays of water into froth within a froth zone. Wash water panel assemblies of the system can be positioned adjacent the tank so that each of the wash water panel assemblies are moveable between an open position and a closed position. Each wash water panel assembly can include an outer panel body that at least partially defines a reservoir in which wash water is passable and a spray membrane positionable adjacent the outer panel body. The spray membrane can have a plurality of spray holes in fluid communication with the reservoir such that water is passable from the reservoir and through the spray membrane via the spray holes for spraying water into the froth in the froth zone.

Abstract: The present invention relates to a method for preparing a kaffir lime extract and compositions containing a kaffir lime extract. Specifically, the present invention relates to a deodorizing composition, a cleaning composition, a composition for removing scale, and a composition for removing green algae, which each contain the kaffir lime extract obtained by the method according to the present invention. The kaffir lime extract according to the present invention has an excellent deodorizing effect, cleaning effect, scale removing effect and green algae removing effect.

Abstract: A fuel filter includes: a casing having a chamber for collecting water separated from fuel; a water level sensor that extends into the casing and is provided with an electrical water level contact extending into the collection chamber and an intermediate electrical contact arranged inside the casing and outside the collection chamber; and a water separator element having: a filtering element; a filtering element support provided with a through opening crossed by the water level sensor so that the electrical water level contact extends into the collection chamber; and a conductive element provided on the filtering element support and provided with: a water level electrode extending into the collection chamber; and a contact electrode electrically connected with the water level electrode, spaced apart from it and in contact with the intermediate electrical contact of the water level sensor.

Abstract: A hollow fiber membrane module 100 includes: a plurality of hollow fiber membranes 10; a container 20 storing the plurality of hollow fiber membranes 10; and a feed water inlet 201 provided at one end portion of the container 20 such that a direction in which feed water flows into the container 20 is parallel to a longitudinal direction of the plurality of hollow fiber membranes 10. A permeation flux of the hollow fiber membranes 10 at a transmembrane pressure difference of 0.1 MPa is higher than or equal to 850 liter/m2/h.

Abstract: In order to improve the lifespan of the semi-permeable membrane or the yield of the reverse osmosis system in the treatment of drinking water by means of reverse osmosis, the invention provides a device for treating drinking water with at least one reverse osmosis vessel which is divided into at least two chambers by at least one semi-permeable membrane, wherein a first chamber has an inlet for the water to be treated and an outlet for the concentrate, and the second chamber has an outlet for the treated water, wherein the device comprises at least one pressure vessel which is connected to the outlet for the treated water via a line, wherein the device is designed in such a way that, in an idle state, treated water flows out of the pressure vessel, through the semi-permeable membrane and into the first chamber.

Abstract: A hollow-fiber membrane according to an aspect of the present disclosure includes a porous, tubular filtration layer containing polytetrafluoroethylene as a main component and having a fibrous skeleton. A mean pore diameter in an outer peripheral surface of the filtration layer is smaller than a mean pore diameter in an inner peripheral surface of the filtration layer. A ratio of the mean pore diameter in the inner peripheral surface to the mean pore diameter in the outer peripheral surface is 2.0 or more and 5.0 or less.

Abstract: A substrate processing apparatus includes a discharge part including a nozzle configured to discharge a processing liquid onto a substrate; a liquid feeder configured to feed the processing liquid to the discharge part; a replenishment part configured to replenish the liquid feeder with the processing liquid to be fed to the discharge part; a connector including a switching valve configured to open/close a flow path between the replenishment part and the liquid feeder; a filter configured to remove foreign matters contained in the processing liquid; a replenishment preparation part configured to open the switching valve after reducing a pressure difference between the inside of the replenishment part and the liquid feeder; and a replenishment controller configured to start replenishment of the processing liquid from the replenishment part to the liquid feeder in a state in which the switching valve is opened by the replenishment preparation part.

Abstract: Depth filters with optimized head space are provided, as well as methods of optimizing the head space in depth filters, and methods of filtration with depth filters having optimized head space, including clarification of flocculated feed streams where pretreatment may include any of lowering cell culture pH, addition of polymers (uncharged or charged), or addition of salts to precipitate out solubilized impurities resulting in high insoluble biomass.

Abstract: Disclosed is a water filtration device which includes various hoses for connection between different parts of the filtration device and a rotatable cam system which, during backwash cycles, is rotated so as to clamp various the hoses in predetermined sequences for thereby controlling the direction of the flow of water through the tubing system. Electrical pinch valves are use alternatively to a cam shaft.