33results about How to "Homogenization" patented technology

The invention discloses a homogeneous corncob derived carbon electrode material used for a supercapacitor and a preparation method thereof. According to the method, by adopting screening preselectionand subsequent carbonization and activation, homogenizing preparation of corncob derivative carbon particles is achieved; the method comprises the following specific preparation process steps that firstly, biomass corncobs are crushed, through screening, corncob powder particles in different particle size distribution ranges are obtained, and high temperature carbonization is conducted; then an activator is adopted for conducting high temperature activation on obtained carbonized powder particles; finally, an activated product is subjected to acid washing and drying to obtain the homogeneous corncob derivative carbon electrode material. When being used as an electrode material of the supercapacitor, the homogeneous corncob derivative carbon electrode material shows high specific capacitance and rate performance. The method has the characteristics of being simple in process, rich in raw material, environmentally friendly, higher in added value and the like.

An intake throttle valve is located in an intake passage upstream of first and second intake ports, such that intake air flows into mainly the first intake port to generate a swirl flow when an opening degree of the intake throttle valve is not larger than a predetermined value, and flows into both the first and second intake ports when the opening degree thereof is larger than the predetermined value. Furthermore, first and second fuel injection valves for respectively injecting fuel to the first and second intake ports are controlled to inject fuel from the first fuel injection valve when the opening degree of the intake throttle valve is not larger than about the predetermined value, and to inject fuel from both the first fuel injection valve and the second fuel injection valve when the opening degree of the intake throttle valve is larger than about the predetermined value.

The invention relates to the technical field of metal material preparation, and particularly discloses a high-strength Al-Si alloy welding wire and a preparation method thereof. The method comprises the following steps that an Al-Ti-B intermediate alloy with TiB2 particles in-situ generated is subjected to violent plastic deformation to obtain the Al-Ti-B intermediate alloy containing the nano TiB2 particles, wherein the size of the nano TiB2 particles ranges from 50 nm to 1000 nm; the Al-Ti-B intermediate alloy containing the nano TiB2 particles is used as a matrix raw material, and an Al-Scintermediate alloy and an Al-Si intermediate alloy are added for smelting treatment to obtain an alloy melt; the alloy melt is prepared into a wire blank with the diameter of 8-10 mm; and hot rolling,cold drawing, intermediate annealing and surface treatment processes are carried out on the wire blank to obtain the aluminum-silicon alloy welding wire with the nano-scale TiB2 particles. Accordingto the aluminum-silicon alloy welding wire prepared through the method, the mechanical property of a welding seam is remarkably improved while the original excellent welding mobility and the low welding crack sensitivity are inherited, the aluminum-silicon alloy welding wire can be used for welding high-strength and ultrahigh-strength aluminum alloys, is especially suitable for alloys which are high in welding crack sensitivity (such as a 7000 series aluminum alloy) and the field which has high requirements on the welding strength, and has high industrial application value.

The invention discloses a new automatic spraying system for a solid reducing agent. The system is provided with a feeding unit, a fluidized boosting unit, a fluidized hybrid adjusting unit, a feedback adjustment spraying unit, an LV automatic compensation unit, a supporting and weighing unit, a pneumatic control station and a PLC process control unit, wherein the reducing agent enters the fluidized boosting unit through the feeding unit by means of the dead weight and forms initial gas-solid two-phase flow in the fluidized hybrid adjusting unit after being boosted to flow out; the feedback adjustment spraying unit adjusts the proportion of the initial two-phase flow to meet the requirements of the reducing technology; the LV automatic compensation unit detects and rapidly responds to the gas-solid two-phase flow to ensure no recharging of liquid copper; the pneumatic control station distributes compressed air, nitrogen gas and oxygen required by the process and a meter gas source required for controlling each unit to each point; and the PLC process control unit programs, processes the switching value and the analog quantity, sends a control signal and gives an instruction to the feeding unit to ensure that the feeding unit is in a normal operating state. The automatic spraying system can realize automatic spraying of the solid reducing material and ensure uniform and controllable material supply.

The invention belongs to the technical field of virus antibodies, and discloses a feline herpes virus antibody sequence, a tetrapeptide chain molecule, an immunoglobulin molecule and an application thereof, and the sequences are a heavy chain variable region amino acid sequence SEQ ID NO: 1 and a nucleotide sequence SEQ ID NO: 3; and the amino acid sequence of the light chain variable region is SEQ ID NO: 2 and the nucleotide sequence is SEQ ID NO: 4. The sequence screening method comprises the following steps: preparing a bacteriophage antibody; screening the phage antibody library; identifying an anti-feline herpes virus feline phage single-chain antibody by using a PhageELISA method; sending the scFv bacterial liquid with a positive Phage ELISA identification result to a sequencing company for sequencing to obtain variable region sequences of a heavy chain and a light chain of the feline-derived anti-feline herpes virus genetic engineering antibody. The invention provides support for constructing a feline-derived anti-feline herpes virus genetic engineering antibody with high affinity and low immunogenicity. The product has important significance for promoting the development ofcat-derived antibody drugs.

The present invention relates to a corn stalk root plastics composite material. Its composition includes 49-79% of corn stalk root, 19-49% of thermoplastic plastics and 2%-4% of adjuvant. The described corn stalk root can be corn stalk and corn leaf or mixture of corn stalk, corn leaf, corn cob and corn root, and the described adjuvant contains one kind of the following components: lubricating agent, plasticizer, UV-ray-resisting agent, antioxidant, filling agent, reinforcing agent, fire-retardant, anti-static agent, coupling agent and binding agent or combination of several kinds of them. Its production method includes the following steps: cutting corn stalk and root, drying, pulverizing to 20-300 meshes, adding the corn stalk and root powder into high-speed mixer, mixing it with plastic powder, granules and adjuvant, homogenizing, then mixing them, extruding and granulating, cooling, solidifying and making them into the invented corn stalk root plastics composite material.

The invention discloses a carbamyl phosphate synthetase 1 report gene stem cell (CPS1 report gene stem cell), and a building method and application thereof. Experiments prove that by using the induction scheme obtained through CPS1 report gene human embryonic stem cell (hESCs) screening, the induced differentiation to effectively enhanced hepatocyte-like cells is realized. The CPS1 report gene stem cell can be applied to the screening of induction agents in a liver direction induction differentiation system; hepatocyte-like cells obtained through induction differentiation can be applied to liver medicine metabolism study and liver medicine toxicity evaluation; and wide application prospects are realized.

The invention discloses a preparation device of a rare earth magnesium alloy. The preparation device comprises: a machine table; a heating furnace, which is connected with the machine table; a crucible, which is positioned in the heating furnace; and an ultrasonic assembly. The ultrasonic assembly comprises: an ultrasonic controller and a plurality of transducers which are electrically connected with the ultrasonic controller; an immersion type amplitude-change pole, which is connected with the transducers, wherein the end part of the immersion type amplitude-change pole is positioned in the crucible; and a leading-in type amplitude-change pole, which is connected with the transducers, wherein the leading-in type amplitude-change pole is located on the outer side of the crucible, and the leading-in type amplitude-change pole and the immersion type amplitude-change pole are oppositely arranged. According to the invention, the problems that magnesium alloy rare earth and other high-specific-weight components are prone to sedimentation, and rare earth phases are prone to enrichment in a grain boundary can be effectively solved.

The invention relates to the technical field of continuous wall constructions and discloses a device for utilizing dead load of concrete to eliminate a gap of a continuous wall. The device comprises asupporting frame. Evenly mixing plates are movably connected into the supporting frame. The bottoms of the evenly mixing plates are movably connected with rotating shafts. The bottoms of the rotatingshafts are movably connected with fixing pieces. The surfaces of the rotating shafts are movably connected with homogenizing plates. The inner portions of the homogenizing plates are movably connected with gears. The inner portions of the gears are movably connected with scroll springs. The surfaces of the scroll springs are movably connected with winding rollers. Accumulation at the position ofthe evenly mixing plates facilitates homogenization of the concrete in a later period; and concrete flowing out from the surfaces of the evenly mixing plates can flow to the surfaces of the homogenizing plates, so that the rotation speed of the gears on the surfaces of the rotating shafts becomes rapider. Due to the action of the scroll springs and the multiple homogenizing plates, the flowing concrete is accumulated firstly and then flows down from the surfaces of the homogenizing plates, each accumulation gives a certain speed to the concrete, and then the effect of utilizing the weight of the concrete to feed the concrete layer by layer so as to eliminate the gap is achieved.

The invention discloses a dispersive copper alloy drawing process. The dispersive copper alloy drawing process comprises the following step: step 1, substrate softening: placing an alloy body in a cobalt chloride solution firstly, then treating the mixture with alternating current, and then washing the treated mixture with boiling water 1-3 times. According to the drawing process, substrate softening is first performed before drawing, and a substrate is first placed in the cobalt chloride solution and then treated with alternating current, which is aimed to disperse the internal structure of the substrate and enable the substrate to be more easily infiltrated by a wetting agent. Raw materials such as sodium dodecyl polyoxyethylene ether sulfate and triethanolamine of the wetting agent cansoften the internal structure of the substrate, and graphene can enhance the toughness and drawability of the substrate, so that the substrate is easier to be drawn.

The invention belongs to the technical field of virus antibodies, and discloses a feline calicivirus antibody sequence, a tetrapeptide chain molecule, an immunoglobulin molecule and applications thereof, and the sequences are as follows: the amino acid sequence of a heavy chain variable region SEQ ID NO: 1 and a nucleotide sequence SEQ ID NO: 3; the amino acid sequence of a light chain variable region is SEQ ID NO: 2, and the nucleotide sequence of the light chain variable region is SEQ ID NO: 4. The screening method of the virus antibody sequence comprises the following steps: preparing a bacteriophage antibody; screening the phage antibody library; identifying an anti-feline calicivirus feline phage single-chain antibody by virtue of a Page ELISA method; sending the scFv bacterial liquidwith the positive Page ELISA identification result to a sequencing company for sequencing to obtain sequences of variable regions of the heavy chain and the light chain. The invention provides support for constructing a cat-derived anti-feline calicivirus genetic engineering antibody with high affinity and low immunogenicity, and has important significance for promoting the development of cat-derived antibody drugs.

The invention belongs to the technical field of virus protein antibodies, and discloses an antifibrin-2 antibody sequence, a tetrapeptide chain molecule and an immunoglobulin molecule, the virus protein antibody sequence is characterized in that the amino acid sequence of a heavy chain variable region is SEQ ID NO: 1, and the nucleotide sequence is SEQ ID NO: 3; the amino acid sequence of a light chain variable region is SEQ ID NO: 2, and the nucleotide sequence is SEQ ID NO: 4. The amino acid sequences and the nucleotide sequences of the variable regions of the heavy chain and the light chain of the chicken-derived antiserum type 4 fowl adenovirus fibrin-2 antibody provided by the invention provide support for constructing a gene engineering antibody of the chicken-derived antiserum type 4 fowl adenovirus fibrin-2 with high affinity and low immunogenicity, and are of great significance in promoting the diagnosis of serum type 4 avian adenovirus infection and the development of chicken-derived antibody drugs.

An electrical functional unit (EFU) (2) has a high-voltage connection (4) and an earth connection (3). Field control elements (FCE) (5,6) fit around the EFU and influence the electrical field around the EFU, which is cast in insulating material (9,13) along with the FCE. All these produce an electrical field that is as homogenous as possible and that can be produced with particular benefit. - An INDEPENDENT CLAIM is also included for a method for producing an insulating system for medium high voltage installations.

Invented water treatment plant for the production of drinking water comprising a substantially cylindrical housing (1), means (2) interacting with the housing (1) for guiding the water to be treated and for discharging A means (3) of treated water, and a plurality of means forming UV lamps (4), wherein said apparatus is characterized in that said UV lamp forming means are arranged in said housing in such a way that at least The longitudinal axes of several of the devices form non-zero and different angles than 90 degrees relative to the longitudinal axis of the substantially cylindrical housing (1).