48results about How to "Suitable for reuse" patented technology

A capacitive deionization (CDI) system for deionizing water is disclosed. The CDI system comprises at least a flow through capacitor (FTC) module, at least a first supercapacitor, at least a second supercapacitor, at least a third supercapacitor and a controller. The FTC module comprises a plurality electrodes for removing ions from water flowing between the electrodes under an electric field applied between the electrodes. The first supercapacitor is connected between the potential source and the FTC module for amplifying energy provided by the potential source. The second supercapacitor is connected to the FTC module for receiving energy from the FTC module for regenerating the electrodes of the FTC module. The third supercapacitor is adapted for exchanging energy with the FTC module for regenerating the electrodes of the FTC module. The controller is adapted for regulating deionization rate of the water and regeneration of the electrodes of the FTC module.

An escape hood, comprising a respirator, having an air filter suitable for filtering toxic air contaminants and positioning members to retain the respirator in a respiratory path of the user; an optical lens; a expanding member, permitting hood to expand from a compact storage configuration to a usage configuration; a sealing structure, around said air filter, for preserving said filter during storage; and an unsealing mechanism, adapted to allow a user to withdraw the escape hood from a storage vessel, wherein during withdrawal, said sealing structure is automatically unsealed. An escape hood system is also provided, comprising: an array of storage vessels, each vessel being adapted to receive a sealed escape hood; a retainer, for retaining a sealed escape hood within the vessel, wherein the escape hood is unsealed during withdrawal of the escape hood from a storage vessel; and an electronic sensor for determining an occupancy of a storage vessel.

The invention discloses a sewage treatment system, which comprises a selection area, an anaerobic tank, an anoxic tank, an aerobic tank, a precipitation adjusting tank and an aerobic membrane tank, which are connected in turn through an effluent weir, wherein the precipitation adjusting tank is arranged between the aerobic tank and the aerobic membrane tank. The sewage treatment system is technically characterized in that the system has two-stage oxidation and the precipitation adjusting tank is arranged between the aerobic tank and the aerobic membrane tank, so the membrane loss is greatly reduced, the membrane flux of the membrane tank is ensured, and the impact resistant loading capacity of the system is obviously improved while reducing the running cost; basically the consumption of the membrane is saved, and meanwhile the treatment efficiency of AA0 is improved; and composition units of the process device are built integrally in sequence and the units share the same wall, so the design can save investment and save space, and meanwhile the running cost can also be saved due to interconnection of the units. The integral device has low investment and running costs and ultrahigh yield water quality, and is particularly suitable for the requirements of water-lacking large and medium cities for recycling sewage.

The present invention provides a manufacturing method of a polyolefin resin foamed body which, when used as a packaging material, has least possibility of contaminating the surface of a contacting material, which excels in appearance and which shows antistatic characteristics uniform over the entire surface, and provides the polyolefin resin foamed body. The present invention comprises a specific mount of a polymer type antistatic agent whose apparent density may be 15 to 65 g / L, whose specific surface inherent resistance rate is 1 X 108 to 1 X 1013 (ohm), and whose average foamed body diameter meets a specific relationship.

A work light string removably physically mounts and electrically attaches lamps anywhere along it is length, with ready hand positioning and re-positioning of desired numbers of lamps at desired positions, and replacement of damaged lamps. The work light string can have one, or, more preferably two separate electrical circuit in which case each lamp and any external electrical load(s) can be powered by either circuit.

A method for recovering and recycling expensive and hazardous components from capacitors containing an electrolyte salt dissolved in an aprotic organic solvent. The method includes disintegrating a plurality of capacitor casings and their contents into fragments and forming an aqueous slurry of water insoluble fragments, filtering fractionally distilling the filtrate to remove the solvent as a distillate and recovering the electrolyte salt.

An intermittent catheter assembly and kit comprising an elongated introducer element formed of a flexible material adapted for insertion into a urethra during a catheterization procedure. The introducer element has at least one slit extending longitudinally along a substantial portion of its length. The catheter assembly also includes an applicator having an opening, and a sheath having a first end that is secured to the applicator about the opening. The sheath also has a second end defining a discharge opening which is inverted relative to the first end of the sheath to define inner and outer sleeve portions. The inner sleeve portion defines a flow path for urine through the discharge opening. The applicator receives the introducer element through the opening and extends the outer sleeve portion over an outer surface of the elongated introducer element to separate it from the urethra.

A biochemical process for treating the high-concentration coking sewage with high contents of ammoniacal nitrogen and S includes such steps as mixing it with the water returned from multi-layer mineralized garbage bioreactor bed, laying aside, taking supernatant, treating is said bioreactor bed, and returning part of the treated water for mixing with said coking sewage and the rest back to production line or discharging it.

A system and method for reclaiming nutrients from dairy manure includes a centrifuge for separating a liquid fraction of the manure from a solid fraction comprising organic material; a mechanical vapor recompression evaporator (“MVR”) to receive the liquid fraction from the centrifuge and evaporating the liquid fraction by mechanical vapor recompression to produce ammonia-laden water vapor and a concentrated nutrient slurry; a dryer for drying the nutrient slurry to a selected moisture content to be available as an ingredient in compounded fertilizer; and an ammonia stripping tower assembly to receive ammonia-laden water vapor from the MVR and from it to precipitate ammonium sulphate salt and condense water as separate products.

A portable line parameter measurement method for a power system comprises the following steps: (1) a portable line parameter measurement device completing timing function, and realizing punctuality through an internal module thereof; (2) conveying the portable line parameter measurement device to a site, and completing secondary connection; (3) the portable line parameter measurement device synchronously sampling and recording voltage and current of a line; (4) a line parameter measurement center collecting data collected by the portable line parameter measurement devices on two ends, and realizing line parameter calculation by using positive-sequence parameter or zero-sequence parameter calculation method. The method provided by the invention can realize power transmission line parameter measurement of a power grid by using two devices by fully utilizing the characteristics of the portable line parameter measurement device, such as simple connection and moving convenience, and can save the measurement equipment and realize hot-line parameter measurement.

A method for recycling ammonia from raw morpholine comprises the steps: raw morpholine is adopted as a raw material and is continuously pumped into a deamination tower which adopts steam from a reboiler for heating; due to lower boiling point of ammonia, an ammonia collecting valve at an outlet is used for controlling pressure which is set to be within a range between 1.1 and 1.3 MPa; various temperature levels in the deamination tower are maintained, the condensate at the top of the tower is reflowed so as to form circulation; one part of the condensate is used for alternating with heavy components, transferring mass and heat in the tower and preventing the heavy components from moving upward and blocking fillers, and the other part thereof is collected by the ammonia collecting valve, thus completing the recycling of ammonia. The method adopts internal pressurization and rectification to raise liquefaction temperature of ammonia so as to realize ammonia recycling rectification operation which adopts flash evaporation as a heat resource. The method has advantages: the process is simple; normal equipments are adopted; the purity of ammonia which is recycled by adopting self-warming steams inside the ammonia tower and primary and secondary distributing method is extremely high and reaches to 90 percent CW; and the method has less side reactions impacting morpholine reaction and being applicable to recycling in preparation.

A film forming apparatus includes: an anode; a solid electrolyte membrane that is arranged between the anode and an substrate that serves as a cathode, and that contains metal ions; a power supply that applies a voltage between the anode and the substrate in a state in which the solid electrolyte membrane is in contact with the substrate from above; and an oscillating portion configured to oscillate at least the anode in the state in which the solid electrolyte membrane is in contact with the substrate.

An injection molding method for a polyamide resin molded article in which an already-molded article including a polyamide resin is set in a molding die and, then, the polyamide resin, which has been heated so as to be in a molten state, is injection-filled in a cavity to which a part of the already-molded article faces thereby integrally molding an additional molding part onto the part of the already-molded article. A primer is applied to a predetermined integral molding part, and then the thus primer-applied already-molded article is set in the molding die. The primer includes an alcohol solution containing the polyamide resin and a chemical that is capable of dissolving the polyamide resin.

The invention discloses a rapid assembling method suitable for assembling a space truss structure. Firstly, a joint connector assembly and a rod piece connector assembly are formed through connection;the space assembling robot grabs the truss rod piece, adjusts the posture to enable the rod piece connector and the connector axis of the node connector to be coplanar and parallel, gets close to thenode connector in the radial direction of the truss rod piece and enables the connector to be aligned, and after the node connector assembly and the rod piece connector assembly are coaxial, the twoassemblies are automatically locked and connected; and the steps are repeated until the space truss structure is assembled. The rapid assembling method is a truss connecting mode which is convenient to operate, high in rigidity, high in precision and multifunctional, and is suitable for meeting the requirement for on-orbit assembling in future space.

The invention discloses an immobilizing and insolubilizing material for heavy metal polluted soil based on magnesium oxide. The immobilizing and insolubilizing material is composed of a magnesium oxide main agent and a heavy metal immobilizing and insolubilizing aid. The magnesium oxide is obtained by performing high-temperature firing on lightly fired dolomite, the addition amount is 1-30% of polluted soil, the magnesium oxide has a favorable heavy metal insolubilizing effect and a high heavy metal insolubilizing speed because of the low alkalinity, and the immobilized product is high in strength and is suitable for utilization in buildings and the like; and the heavy metal immobilizing and insolubilizing aid is composed of an immobilizing accelerator, a reinforcing agent and an organic coagulant, the insolubilizing strength can be improved, the insolubilizing speed can be increased, the heavy metal insolubilized product is stable for a long time, and the addition amount of the heavy metal immobilizing and insolubilizing aid is 0.1-10% of the polluted soil. The material disclosed by the invention can quickly, efficiently and persistently immobilize and insolubilize heavy metal ions (mainly water-soluble and exchangeable) in the soil, thereby reducing the toxicity of the heavy metal ions to the ecological environment. The material has the advantage of favorable persistence, and especially has a favorable treatment effect on high-concentration lead (Pb), mercury (Hg), cadmium (Cd), chromium (Cr), nickel (Ni), copper (Cu), zinc (Zn), silver (Ag), metalloid arsenic (As) and the like.

The invention provides a reclaimed water recycling intelligent integrated device capable of implementing zero sewage discharge and application thereof, belonging to the technical field of reclaimed water recycling devices. The device comprises a water inlet tank, an immersed ultrafiltration membrane set, a pump for membranes, a reverse osmosis membrane set, an automatic control system, a membrane maintenance system and a pure water tank, wherein the water inlet tank, immersed ultrafiltration membrane, pump for membranes, reverse osmosis membrane set, membrane maintenance system and pure water tank are controlled by the automatic control system. The device is suitable for recycling various types of wastewater which can or can not be discharged after reaching the standard after pretreatment, is an integrated set capable of direct road transportation and is provided with the full-automatic control system, and the physicochemical indexes of the treated effluent water reach pure water indexes for general industry, thereby guiding the enterprise not to discharge wastewater any more and implementing zero wastewater discharge in deed.

The invention provides a rapid consolidation method and device for Ti cutting recycling and reproducing. The method includes the following steps that (1) -Ti cuttings are subjected to recovery pretreatment; (2) the -Ti cuttings are dried and degassed; (3) the -Ti cuttings are subjected to cold-pressed pretreatment; and (4) -Ti cutting cold-pressed blanks are subjected to high-density current rapid consolidation. According to the Ti cutting high-density current rapid consolidation and reproduction method provided by the invention, high-temperature casting is avoided, and the method is a low-cost and efficient cleaning metal resource recovery processing technology and suitable for carrying out circulation and recycling of high-smelting-cost metal resources represented by Ti.

An injection molding method for a polyamide resin molded article in which an already-molded article including a polyamide resin is set in a molding die and, then, the polyamide resin, which has been heated so as to be in a molten state, is injection-filled in a cavity to which a part of the already-molded article faces thereby integrally molding an additional molding part onto the part of the already-molded article. A primer is applied to a predetermined integral molding part, and then the thus primer-applied already-molded article is set in the molding die. The primer includes an alcohol solution containing the polyamide resin and a chemical that is capable of dissolving the polyamide resin.

A system and method for reclaiming nutrients from dairy manure includes a centrifuge for separating a liquid fraction of the manure from a solid fraction comprising organic material; a mechanical vapor recompression evaporator (“MVR”) to receive the liquid fraction from the centrifuge and evaporating the liquid fraction by mechanical vapor recompression to produce ammonia-laden water vapor and a concentrated nutrient slurry; a dryer for drying the nutrient slurry to a selected moisture content to be available as an ingredient in compounded fertilizer; and an ammonia stripping tower assembly to receive ammonia-laden water vapor from the MVR and from it to precipitate ammonium sulphate salt and condense water as separate products.

The invention provides a method for regenerating a metal oxide absorbent already absorbing pollutants. The principle is that a salt solution with the conditions corresponding to the rightmost pH edge is used for eluting the absorbent under the condition that pH is natural or slightly acidic, namely at the position with the maximal displacement, by using he characteristic that heavy metal pollutants displace at the pH changing edge absorbed on the metal oxide surface under the conditions of different ionic strengths and different temperatures, the acidity-basicity of the eluted solution is not changed obviously and the solution is harmless to environment. Taking the elution of heavy metal Zn absorbed on nanometre-sized TiO2 surface for example, cold salt water containing 0.5% of NaCl at 4 DEG C is used for eluting the absorbent with saturated surface absorption, the elution efficiency is more than 40%, and the pH of the eluted absorbent is about 6.4.

The invention relates to a form-retaining pad, an assembly and a method for preparing a beverage suitable for consumption. For this purpose, the pad is provided with a covering, in which a water-soluble substance, such as milk powder / creamer and sugar, is included. The covering comprises a top sheet and a bottom sheet. The pad is further provided with a form-providing stiffening body, placed between the top sheet and the bottom sheet, with the top sheet and the bottom sheet extending at least partly substantially parallel to each other and to a surface. The stiffening body has a top side adjacent to the top sheet and a bottom side adjacent to the bottom sheet, and, by providing a compartmenting wall configuration therein, has a grid structure transmissive to liquid, in which structure at least a part of the soluble substance is accommodated and each compartment formed by the wall configuration is surrounded by that wall configuration, the top sheet and the bottom sheet.

The invention relates to a method for separating main material and auxiliary material of a vinegar residue, which belongs to the field of reproduction and utilization of vinegar derivatives, i.e. the vinegar residue. The method aims to sufficiently reutilize the vinegar residue by oven-drying and screening utilizable main material and auxiliary material of the vinegar residue. The separation method comprises the following steps: collecting a proper amount of vinegar residue; feeding into a drying device; oven-drying at 200 to 230 DEG C for 10 to 15 min in the first stage; oven-drying at 150 to 180 DEG C for 10 to 15 min in the second stage; oven-drying at 80 to 130 DEG C for 10 to 15 min in the third stage; oven-drying at 40 to 60 DEC G for 10 to 15 min in the fourth stage; spreading and airing for 2 to 3 h; separating the main material from the auxiliary material in a screening device; and stacking in a dry warehouse. The method has the advantages of simple and practical process, low cost and high efficiency and is suitable for reutilization of various kinds of vinegar.

A plug has a tip end portion, a taper portion, and a middle portion. The surface of the tip end portion is a spherical surface whose radius of curvature is R1 and length is L1 that is shorter than R1. The outer diameter of the taper portion on the front end side is D1, and the outer diameter on the back end side is D2 that is larger than D1, and the length is L2. The plug satisfies Expression (1), Expression (2) if 0<L1 / R1<0.5 and Expression (3) if 0.5≦L1 / R1<1. The curve of the spherical surface of the tip end portion is gentler than that of the semi-spherical surface, and the diameter of a hole formed in a billet by the tip end portion is larger than that in the case of the semi-spherical surface. Therefore, the taper portion does not contact with the billet.0.5D1<L1+L2≦2.5D1  (1)1.0<D2 / D1≦1.4  (2)1.0<D2 / D1<1.8−0.8L1 / R1  (3)

A method of treating contaminated water effluent from a well drilling operation. The method comprises decomposing organic contaminants in the effluent by bubbling a gas containing ozone through the effluent; adding a coagulant to increase the particle size of solid particles contained in the effluent; adding a flocculant to increase the particle size of solid particles contained in the effluent, thereby forming floes suspended in the effluent; and filtering the floes from the effluent to produce a filtrate and flocculated solids. The method may further comprise adding the coagulant into a stream of effluent flowing within a first conduit under controlled shear conditions, and adding the flocculant into a stream of effluent containing pin floes flowing within a second conduit under controlled shear conditions. The method may further comprise delivering the effluent containing the suspended floes into a filter through a conduit floating in the effluent contained in the filter.

Disclosed are a carbon dioxide separating material comprising a polyamine carrier in which a polyamine having at least two isopropyl groups on one or more of the nitrogen atoms is loaded on a support, and a method for separating or recovering carbon dioxide using the carbon dioxide separating material.

A film forming apparatus includes: an anode; a solid electrolyte membrane that is arranged between the anode and an substrate that serves as a cathode, and that contains metal ions; a power supply that applies a voltage between the anode and the substrate in a state in which the solid electrolyte membrane is in contact with the substrate from above; and an oscillating portion configured to oscillate at least the anode in the state in which the solid electrolyte membrane is in contact with the substrate.