Abstract: A cell washer is disclosed. The cell washer includes a vessel configured to hold cells. The vessel includes an elongated body including an opening, an inner surface, and a pocket defined by a first inner surface portion of the inner surface disposed between and radially outward relative to a second inner surface portion and a third inner surface portion of the inner surface, and a cavity. The vessel also includes an actuating device capable of causing the vessel to spin about an axis.

Abstract: A processing system for a slurry material. The system has a vibratory screen disposed atop an open-topped tank. A travel path for a vehicle is disposed directly above the screen and the tank. Slurry material dumped from the vehicle onto the screen is separated at the screen into a particulate-rich stream and a fluid-rich stream. The fluid-rich stream may be pumped to a cleaner so that it may be stored and re-used as drilling fluid. The screen may be a conveyor which removes the particulate-rich stream from above the tank.

Abstract: A porous membrane comprising stacked layers of nanosheets, each nanosheet comprising one to three atomic layers of a 2D material comprising or consisting of one or more transition metal dichalcogenides is provided. The nanosheets have pores and the membrane comprises a network of water permeation pathways including through-pathways formed by the pores, horizontal pathways formed by gaps between the layers, and vertical pathways formed by gaps between adjacent nanosheets and stacking defects between the layers. Also provided is a method for making the membrane.

Abstract: Apparatus and methods for separating blood components are disclosed in which an apparatus for separating blood generally includes a tube defining a channel and configured for receiving a quantity of blood and a float contained within the tube and having a density which is predefined so that the float is maintained at equilibrium between a first layer formed from a first fractional component of the blood and a second layer formed from a second fractional component of the blood. Upon completion of the centrifugation, the first layer may be removed from the tube while the float isolates the second layer from the first layer.

Abstract: A method of forming a biofuel by capturing fats, oils, and/or greases in a grease trap is described. The method includes adding an absorbent material to a grease trap to absorb fats, oil, and/or greases, forming a biofuel by absorbing the fats, oils, and/or greases over time, removing the formed biofuel from the grease trap, and optionally transporting the biofuel for storage and/or incineration. The absorbent material, which may be stored in a porous fabric container in the form of a tube or a mat, includes: sphagnum peat, mushroom compost, orange peels, and/or polypropylene.

Abstract: An installation structure of an external filter case for a refrigerator is provided. The filter case may include a main body that provides an inner space in which an internal line may be installed and water filters may be installed, and a cover that covers the inner space of the main body and is detachably coupled with the main body. The main body may have an open front side and may include bosses that protrude from its bottom face. The cover may include insertion holes into which the bosses may be inserted. A lower portion of the main body may be coupled with a lower portion of the cover. Magnets may be installed in upper portions of the main body and the cover, respectively, such that the main body and the cover may be coupled with each other by a magnetic force.

Abstract: An apparatus for collection and disposal of fats, oil and grease that includes a fabric container having at least one open end, a biogradable material capable of absorbing a large quantity of fats, oil and grease positioned in the container through the open end, the container and biogradable material adapted for being placed in a source of fats, oil and/or grease for absorbing the fats, oil and/or grease for removal from the source and for transport to a location for processing.

Abstract: Provided is a wash press that separates liquids and solids from a waste stream. The wash press includes a tank having a semi-cylindrical shape. The tank has an inlet at a top of the tank for receiving a waste stream, a screen disposed in a portion of a bottom of the tank to permit liquid to pass therethrough, and an outlet for permitting solid materials separated from the liquid to pass therethrough. A rotor extends through the tank for transporting and dewatering the waste material entering the tank. The rotor includes a plurality of helical flights interconnected by paddle members to permit agitating the waste material. The wash press also includes a removable cover that enables the rotor to be lifted vertically, and a removably attached screen to facilitate replacement/repair of the same.

Abstract: A magnetic filter for a central heating system is disclosed, the filter including a separation chamber, a magnet for capturing magnetic particles within the separation chamber, an inlet for fluidly connecting to a central heating system circuit, an outlet for fluidly connecting to a central heating system circuit, and a single valve operable to select between at least two positions, the valve in a first position fluidly connecting the inlet to the separation chamber and fluidly connecting the outlet to the separation chamber and the valve in a second position isolating both the inlet and the outlet from the separation chamber.

Abstract: A system for collecting and separating biological material includes a centrifuge tube, a separation tube having an open bottom, a cap, a plug for temporarily sealing the open bottom of the separation tube, and a separation medium disposable within the centrifuge tube. The centrifuge tube and the separation tube sealingly and releasably couple to the cap, such that, when coupled, the separation tube is positioned within the centrifuge tube. The cap is configured to facilitate and/or regulate the introduction of air, gas, or other matter into the separation tube. When fully sealed, the separation tube may be placed under a vacuum condition, whereby a needle apparatus is used to facilitate introduction of matter into the separation tube. When the separation tube is positioned within the centrifuge tube, the bottom portion of the separation tube is submersed in the separation medium.

Abstract: A filtration system is provided that includes a gearbox positioned in a geared turbofan engine. The system further includes an auxiliary lubrication system positioned in the geared turbofan engine and in fluid communication with the gearbox. The auxiliary lubrication system includes an auxiliary reservoir, an auxiliary pump in fluid communication with the auxiliary reservoir, an auxiliary return line extending between the gearbox and the auxiliary reservoir, the auxiliary return line configured to transport a lubricant from the gearbox to the auxiliary reservoir, and an auxiliary supply line extending between the auxiliary pump and the gearbox, the auxiliary supply line configured to transport the lubricant from the auxiliary pump to the gearbox. The system further includes a non-removable filter positioned in the auxiliary lubrication system. The non-removable filter is configured to prevent or limit debris that is suspended in the lubricant from flowing into the gearbox and/or the auxiliary pump.

Abstract: A process for the primary clarification of feeds, including chemically treated flocculated feeds, containing the target biomolecules of interest such as mAbs, mammalian cell cultures, or bacterial cell cultures, using a primary clarification depth filtration device without the use of a primary clarification centrifugation step or a primary clarification tangential flow microfiltration step. The primary clarification depth filtration device contains a porous depth filter having graded porous layers of varying pore ratings. The primary clarification depth filtration device filters fluid feeds, including chemically treated flocculated feeds containing flocculated cellular debris and colloidal particulates having a particle size distribution of approximately about 0.5 ?m to 200 ?m, at a flow rate of about 10 litres/m2/hr to about 100 litres/m2/hr. Kits and methods of using and making the same are also provided.

Abstract: A waste management system for plastic or other material floating on the surface and in the subsurface of a body of water. A shredding device will reduce the size of the particles of waste. Ocean water is removed by a drying device. The dried waste material is frozen to a temperature at or below minus fifty degrees Fahrenheit, using liquid nitrogen or other suitable means. The frozen waste material is then pulverized and ground into a powder. The powder may then be sprayed into a gas-filled chamber and heated. Temperature, pressure and humidity are maintained within the chamber for more than one minute. Microwave or other radiation and catalysts may be used to enhance the process of extraction. The processed material is then removed from the chamber. Carbon may be recycled or used as fuel by the ship. Water may be used by the ship or returned to the ocean.

Abstract: Provided is a feed spacer having a three-layer structure, in which a set forming the feed spacer is formed in a three-layer structure, so that the set, which is in contact with a reverse osmosis membrane, convects raw water to a center of the structure of the feed spacer and a laminar flow velocity gradient is generated at the center to decrease a polarization phenomenon of a reverse osmosis filter module and minimize pressure loss, and a reverse osmosis membrane filter module including the feed spacer.

Abstract: An assembly for a filter press can include a plate body having spaced first and second sides defining an axial direction, and a fluid channel extending through the plate body in the axial direction between the first and second sides. A fastener can be provided in the assembly with a first end extending from the first side of the plate body.

Abstract: Apparatus and methods for separating blood components are disclosed in which an apparatus for separating blood generally includes a tube defining a channel and configured for receiving a quantity of blood and a float contained within the tube and having a density which is predefined so that the float is maintained at equilibrium between a first layer formed from a first fractional component of the blood and a second layer formed from a second fractional component of the blood. Upon completion of the centrifugation, the first layer may be removed from the tube while the float isolates the second layer from the first layer.

Abstract: A drain tool assembly adapted to couple to a housing without causing fluid to flow from the housing until moved to a draining position. The drain tool assembly avoids fluid spillage by sealing a body to the housing and then engaging a plunger of the housing by moving and locking a sleeve to initiate a flow of fluid from the housing.

Abstract: A device for preventing drain blockage can include a planar base and an upright vane support rotatably supported on the base. The vane support includes a plurality of curved vanes mounted in a radial configuration thereon. The base includes a plurality of raised portions on an upper surface thereof and a cylindrical flange extending downwardly from a bottom surface thereof. The flange can frictionally engage the inner walls of a drain pipe for draining water from the device. A base insert is housed within a circular recess of the base and rotatably supports the vane support. The vanes each include a lower edge in close proximity to the top surface of the base. When wind, rain, or debris strikes the curved vanes, the vane support rotates, and the lower edges of the vanes sweep away any debris accumulating on the base.

Abstract: A magnetic filter (10) for a central heating system comprises a filter body (12) and an external magnetic assembly (18). The magnetic assembly is in the form of a belt which is made up of multiple modules. The modules may be identical to each other. The number of modules in the belt can be selected according to the size of the filter body, allowing various different sizes of filter to be produced from a small number of different parts. The filter body may be the body of an air-and-dirt separator, so that an existing air-and-dirt separator can be upgraded to include a magnetic capturing capability.

Abstract: A high pressure filter including first and second housings having complimentary tapered surfaces, a gasket located between the tapered surfaces, a filter element centrally disposed within the housings, and a compression collar fitted over the second housing and threaded onto the first housing is provided. Methods of making and using high pressure filters are also provided.