Abstract: The present disclosure provides methods for producing consumable recombinant proteins that are substantially free from herein-disclosed undesired byproducts.

Abstract: Embodiments of the present disclosure include a system for optimizing dirty water remediation and re-use. The system can include a first treatment system that includes a direct contact thermal distillation system or an evaporator. The system can further include a frac water re-use treatment system.

Abstract: A system and method for extracting essential oils from organic material is provided. One embodiment places organic material into an extraction chamber that is a cylindrical wall of rigid material, wherein a diameter and a height of the extraction chamber is sized to define an interior that accommodates a desired amount of an organic material having essential oils; fills the extraction chamber with a solvent after the organic matter has been placed into the extraction chamber; and moves a vortex plunger disposed over the surface of the organic material in a repeated upward and downward motion during an agitation process so that the vortex vanes generate a fluid vortex in the solvent, wherein the fluid vortex causes the solvent to be drawn upward into the organic material and then to be pushed downward through the organic material so that the solvent extracts essential oils from the organic material.

Abstract: A method of producing protein products including alpha-1-proteinase inhibitor, gamma globulin, albumin, and other proteins from plasma includes steps of: (1) adding a salt to the blood product to produce a first intermediate, wherein the salt comprises between 11-13 wt % of the first intermediate; (2) separating the first intermediate to produce a first supernatant and a first paste; (3) adding a salt to the first intermediate to produce a second intermediate, wherein the salt comprises between 21-23 wt % of the second intermediate; (4) separating the second intermediate to produce a second supernatant and a second paste; (5) separating a third intermediate from the second supernatant by affinity chromatography; and (6) separating the third intermediate by ion exchange chromatography to produce an eluate containing the protein product. Advantageously, the inventive methods are simple and produce alpha-1-proteinase inhibitor, gamma globulin, albumin, and other proteins in high yields.

Abstract: Treatment methods for reduction of (1?3)-?-D-glucan leachables from cellulose-containing filter materials are described.

Abstract: Described are filtration elements for removing materials from a fluid. The filtration elements generally operate by inducing cavitation into a fluid passing through them, generating energy and removing unwanted materials from the fluid. The filtration elements can be used singularly or in combination with one another for a multiple level filtration system.

Abstract: A reverse osmosis system includes a membrane unit, an energy recovery device, high and low pressure inlet lines, and a concentrate line. The membrane unit has a membrane, an inlet for receiving a feed fluid, a permeate outlet for discharging a permeate fluid and a concentrate outlet for discharging a concentrate fluid. The energy recovering device has a turbine portion, a turbine inlet and a turbine outlet, a pump portion, a pump inlet and a pump outlet, a motor, and a motor control unit for controlling the motor. The low pressure inlet line is connected to the pump inlet for supplying the feed fluid at a low pressure. The high pressure inlet line connects the pump outlet with the inlet for supplying the feed fluid at a high pressure. The concentrate line connects the concentrate outlet with the turbine inlet for supplying the concentrate fluid to the turbine portion.

Abstract: Provided herein are materials and methods relating to cell-free DNA. In particular, the technology relates to methods and materials for the preparation and handling of blood samples for future use in applications involving cell-free DNA.

Abstract: A method for manufacturing a filter medium includes providing a computer-readable three-dimensional model of the filter medium including a plurality of segments, each segment of the three-dimensional model being configured to be converted into a plurality of slices that each define a cross-sectional layer of the filter medium, each segment including an undulating layer extending along a predetermined direction that is different than the predetermined direction of the undulating layer of the other segment; and successively forming each layer of the filter medium by additive manufacturing.

Abstract: According to various aspects and embodiments, a system and method for polishing ultrapure water (UPW) is disclosed. The water polishing system includes a source of ultrapure water (UPW), an ultrafiltration (UF) module having an inlet and a permeate outlet, a recirculation conduit communicating the permeate outlet with the inlet and forming a recirculation loop, a recirculation pump disposed along the recirculation conduit upstream from the inlet of the UF module and fluidly coupled to the source of UPW, a supply conduit fluidly coupled to the recirculating conduit and a demand source, the supply conduit positioned downstream from the permeate outlet, and a pressure control valve disposed along the recirculation conduit downstream from the supply conduit and configured to maintain pressure of permeate at a predetermined value.

Abstract: The present invention provides for nutrient extraction and recovery devices that use the Donnan Membrane Principle (DMP) to cause spontaneous separation of dissolved ions along electrochemical potential gradients, wherein anions and cations such as H2PO4?, HPO42?, PO43?, Mg2+, Ca2+, NH4+, and K+ are moved from manure containing waste streams through cation and anion exchange membranes into a recovery stream thereby precipitating target compounds including but not limited to struvite, potassium struvite and hydroxyapatite.

Abstract: Separating apparatus, comprising a sedimentation settler and a collection vessel disposed underneath and being in fluid communication with the sedimentation settler, the collection vessel forming a receiving chamber having an outlet at or adjacent to the chamber bottom and having an inlet opening, wherein the collection vessel is arranged such the flow direction of the fluid in the area underneath the sedimentation settler is substantially in line with the direction of the channels of the sedimentation settler.

Abstract: Methods are described for treating aqueous solutions, including wastewater, to remove nitrogen-containing compounds using electrochemical processes. The method may be conducted electrolytically under an applied voltage or using endogenous current in a fuel cell arrangement. In some embodiments, energy is reclaimed in the form of hydrogen, methane, and other hydrocarbons or organic molecules. Microorganisms may be used as the catalyst for oxidation of the nitrogen-containing compound and/or reduction of hydrogen ions, carbon dioxide, or bicarbonate. Anaerobic or low-oxygen conditions may be used in the zone.

Abstract: Assemblies, systems, and methods for isolation of target material are provided. In various embodiments, an assembly for target material isolation includes a housing having an upper portion and a lower portion together defining an inner chamber. The inner chamber includes a semi-toroidal shape and the semi-toroidal shape defines a longitudinal axis. The assembly further includes one or more fluidic connection from the exterior of the housing to the inner chamber. An isolation material (e.g., polymer wool and/or magnetic beads) may be disposed within the inner chamber. A system includes a configured to fit at least a portion of the housing and releasably couple the assembly. Upon activation of the motor, the assembly may rotate about the longitudinal axis. An angle of the platform may be adjustable to thereby change the angle of the longitudinal axis about which the assembly rotates.

Abstract: Systems, devices, and techniques described herein relate to iron-based desalination of water. In some cases, an inflow of water including chlorine and sodium can be received. A plurality of iron nanoparticles may capture the chlorine and the sodium. The iron nanoparticles may at least partially include Zero Valent Iron (ZVI). An outflow of the water may be emitted. The chlorine and the sodium may be omitted from the outflow.

Abstract: The present disclosure discloses a 1-carboxy-2-hydroxy-3-iminopropane and an extraction method thereof, and belongs to the technical fields of food, health food and medicine.

Abstract: A method of preparing a Senna obtusifolia seed extract rich in anthraquinones and a galactomannan extract includes the following steps: (1) crushing Senna obtusifolia seeds into a Senna obtusifolia seed powder; (2) extracting the Senna obtusifolia seed powder with 40-85% ethanol, filtering to obtain an extract solution and a residue; (3) concentrating the extract solution under vacuum to obtain a concentrated extract solution, spray-drying the concentrated extract solution to obtain the Senna obtusifolia seed extract; (4) extracting the residue with membrane filtered water, conducting a centrifugation to obtain a supernatant; (5) adding ammonium sulfate and ethanol to the supernatant to form a two-phase aqueous system, collecting a bottom layer of the two-phase aqueous system; and (6) conducting an ultrafiltration of the bottom layer with a cut-off molecular weight of 50 k-200 k to obtain a galactomannan extract solution, drying the galactomannan extract solution under vacuum to obtain the galactomannan extra

Abstract: A method of removing boron from water to be treated includes subjecting the water to be treated to reverse osmosis membrane treatment, subjecting at least part of permeated water after the reverse osmosis membrane treatment to cation-removing treatment, and measuring a concentration of boron in the resulting permeated water after the cation-removing treatment, in which a measured value for the concentration of boron is used to regulate at least one of: (a) the recovery rate of water to be treated in the above reverse osmosis membrane treatment, (b) the temperature of the water to be treated, (c) the pH of the water to be treated, (d) the supply pressure of the water to be treated, which pressure is applied to the reverse osmosis membrane during the reverse osmosis membrane treatment, and (e) when the reverse osmosis membrane used for the reverse osmosis membrane treatment should be changed.

Abstract: The present invention relates to the use for ore beneficiation, of at least one derivative of alkoxylated (polyester)amine. The present invention also relates to the flotation pulp and the tailings comprising said product useful for ore beneficiation.

Abstract: A water treatment plant includes a central monitoring device, a control device, a control device, and a computation unit, and causes a water treatment apparatus and a water treatment apparatus to execute water treatment. The central monitoring device monitors the water treatment apparatus and the water treatment apparatus. The control device performs a first control for the water treatment apparatus. The control device performs a second control for the water treatment apparatus. The computation unit is located outside the central monitoring device and performs a first computation related to the first control using a first calculation model generated by a first machine learning.