1940results about How to "Promote reduction" patented technology

The invention provides artificial soil and a method for land reclamation by the aid of gold mine tailing slag backfill exploitation regions. The method includes carrying out filling and compaction onthe tailing waste slag backfill exploitation regions; uniformly mixing various components of the optimally designed artificial soil with one another and ultimately covering tailing waste slag backfillsurfaces with the novel artificial soil with a certain thickness so as to effectively treat mine tailing. The artificial soil and the method have the advantages that the prepared artificial soil contains abundant nutrient components, the contents of organic matters can be increased, the gas permeability of the soil can be improved, and the artificial soil is excellent in water retention capacityand fertilizer preservation capability and suitable for growth of plants; organic thoroughly decomposed substances come from agricultural and forestry waste, are extensive in source and are easily available, accordingly, solid waste can be comprehensively utilized in a 'reduction, resource utilization and harmlessness' manner, and the artificial soil and the method conform to principles of circular economy; the land occupation problems of tailing ponds and the problems in the aspect of tasks of land reclamation of mined-out regions can be simultaneously solved by the aid of the artificial soiland the method, and the artificial soil and the method have large market spaces.

Provided herein are blends oils or fatty acids comprising more than 50% medium chain fatty acids, or the fatty acid alkyl esters thereof, and having low melting points. Such blends are useful as a fuel or as a starting material for the production of, for example, a biodiesel. Also provided genetically altered or modified plants, modified such that the amount of medium chain fatty acids generated by the plant are increased. Further provided is a method of predicting the melting point of a blend of fatty acid methyl esters and the use of such a method for identifying blends suitable for use as, for example, a biodiesel.

The invention relates to a copper bismuth catalyst for combining chemically into 1, 4-butynediol with formaldehyde and ethyne and a preparation method thereof. The preparation method comprises the following steps of: preparing mixed solution which contains copper salt, bismuth salt, magnesium salt and dispersant; dropping alcoholic solution with an organic silicon source into the mixed solution; adjusting a pH value of the mixed solution with alkaline solution to obtain mixed precipitate; and further aging, washing, drying and baking in inert atmosphere to obtain the copper bismuth catalyst with C-MgO-SiO2 a carrier, in the catalyst, the content of CuO accounts for 25-50 weight percent, and the content of Bi2O3 accounts for 2-6 weight percent. The catalyst is applied in a reaction of combining chemically into 1, 4-butynediol with formaldehyde and ethyne, and has high catalytic activity and high selectivity.

The invention provides a producing method of a visualized website template. Custom multi-layer level nest modified layout and cross-level module drag and drop can be operated, visualized editing can be operated to visualized controls, a sharing master base can be rapidly introduced to operate rapid template production which can be repeatedly invoked when a following template is produced; meanwhile, JavaScript (js) is adopted to operate dom elements which operate a hypertext markup language (HTML) in real time, and the visualized control modules can be dragged and arranged to replace the elements in the HTML. Compared with the traditional code editing template or the template production in the way of operating an extensive markup language (XML) and reading a data base in real time, the producing method has the obvious improvement in easy usability and real-time performance, and if a module is added, only setting up a document and adding IH and IF codes are needed, so that the simplified, fast and convenient module expansion function is realized.

The invention discloses a water catalyst sterilizing and detoxifying device and a producing and using method thereof. The device comprises a water catalyst generator and a DC (direct current) power supply, wherein the water catalyst generator comprises an anode electrode and a cathode electrode which are both titanium electrodes; and the anode electrode is coated with a composite material coating. The producing method comprises the following steps of: (I) making electrodes; and (II) making the composite material coating: preparing composite material coating liquid, and brushing, drying and sintering the coating liquid in multiple times. The using method comprises the following steps of: a, placing the cleaned article and the water catalyst generator in the cleaning water; b, connecting the water catalyst generator with the DC power supply; and c, purifying the cleaned article with the water catalyst generator and the cleaning water. According to the invention, the design is reasonable, the producing and using processes are simple, and the purifying effect is good; and moreover, the problems of poor using effect, possible new pollution, easy damage to the nutrient components of thecleaned food and the like of the existing sterilizing and pesticide residue removing methods can be solved.

The invention discloses a self-adaptation camouflage design method based on a background. According to the method, on the basis of a texture synthesis algorithm based on pixels, a whole camouflage image is synthesized pixel by pixel; in the synthesis process, a self coding algorithm is adopted to extract a texture primitive containing background sample complete texture features, and a neighborhood of the pixels to be synthesized is determined; by means of the neighboring correlation principle and a helix supplement search mechanism, a neighborhood matched with a target pixel neighborhood is searched for in a background sample; similarity matching is carried out through a pixel and texture similarity matching rule, pixels in the neighborhoods which are most similar in the sample are selected to serve as synthesis pixels, pixels of a target image are synthesized according to the sequence of scanning lines, and after synthesis, color quantization is carried out on the image by means of the clustering algorithm to generate a final camouflage image. By means of the method, similar camouflage images can be synthesized quickly according to the background, and the application aim of quickly camouflaging a target in a self-adaptation mode can be achieved.

The invention relates to a process for separating and recovering selenium from a selenium-containing material. The process comprises the following steps: dissolving the selenium-containing material into a sulfuric acid solution, adding 10% H2O2 into the mixture, filtering and separating to get leachate and residue containing silver, lead, copper and other valuable metals; separating the selenium from tellurium in the oxidation leachate by using sodium hydroxide; and acidifying the selenium leachate with hydrochloric acid, adding sodium sulfite to reduce the settled selenium, washing and drying to get crude selenium with the grade of not lower than 90%. The crude selenium which is separated by the process is higher in purity and can be directly refined, so that the process flow of recovering selenium is shortened, the recovery rate of selenium is improved, the production cost is reduced and the energy is saved; and the sodium sulfite is used for substituting sulfur dioxide to perform reduction, the control is easy and the environmental pollution is further reduced. The process has very important significance in both aspects of recovering resources and protecting an environment.

The present invention pertains to the technical field of the preparation of surface metallized composite material and relates to a preparation method of surface metallized composite material through chemical plating under photocatalysis, wherein the fibre, plastic, fabric, resin, glass, ceramic, monocrystalline silicon or metal encapsulated with semiconductor nano inorganic powder is used as substrate material, or the semiconductor nano inorganic powder is used as substrate material, the photocatalytic technique integrates the reducer effect in conventional chemical plating, metal is carried on the surface of substrate material effectively, and surface metallized composite material is prepared. The advantage is that it makes use of the feature that semiconductor nano inorganic powder will be excited and generate a large number of electron-cavity pairs under the irradiation of photons of which energy is equal to or greater than band-gap energy, while electrons have a reducing effect and help accelerate the reduction of metal ions, and combines this feature with the reducer effect in conventional chemical plating to raise plating speed and production efficiency, reduce product cost and prepare surface metallized composite material with uniform surface metal layer, tiny metal particles, high quality and low cost.

The present invention relates to a material of an over voltage protection device and an over voltage protection device manufactured by the material. The material comprises a non-conductive powder, a metal conductive powder, and an adhesive. The over voltage protection device comprises a first electrode, a second electrode, and a porous structure connected between the first electrode and the second electrode. The present invention also relates to a method for manufacturing the over voltage protection device. The present invention also relates to a method of adjusting the breakdown voltage of an over voltage protection device.

The invention relates to a technique for roasting and dressing laterite nickel ore. The technique comprises the following steps that: raw ore is crushed, sieved and then roasted for the first time by use of a kiln; cold roasted sand powder is ground into fine powder; the fine powder is mixed well with carbonaceous additives and chlorinating agents and then pelletized to be pellets in a disk pelletizer; the pellets are dried by use of afterheat flue gas of the kiln and then enter a second kiln so as to be roasted; neutral or weak reducing atmosphere is adopted in the roasting process to inhibit the reduction of iron in laterite ore; roasting temperature is controlled below soft melting temperature; the roasted pellets are quenched with water under an airtight condition; water-quenched roasted sand is ground and then dressed so as to obtain nickel-cobalt concentrate; iron in tailings is recovered through high intensity magnetic separation and gravity separation; tail gas of a pellet-roasting kiln is subjected to vortex dust collection, neutralized with lime mortar and concentrated and then passes through a washing tower; and most of chlorinating agents are recovered after water-film dust removal. The technique is characterized by strong raw-material adaptability, simple process flow, low cost, environment-friendly property and the like.

The invention discloses a preparation method of remediation flora for Cr (VI) contaminated site from sludge. The method uses sludge as the main source of bacteria strain and high-concentration organic wastewater as nutrient solution, which are supplemented by appropriate additives and subjected to special biochemical culture, so as to prepare corresponding remediation flora for quick remediation of the (Cr VI) contaminated site. The remediation flora can quickly and effectively remediate Cr (VI)-containing oil on the site.

An enhanced piezoelectric wire structure includes an elongated portion of piezoelectric material, a metallic core, and an outer conductive sheath. The metallic core is substantially surrounded by the elongated portion of piezoelectric material and configured to function as a first electrode for the piezoelectric structure. The conductive outer sheath preferably covers selected areas of the elongated portion of piezoelectric material and functions as a second electrode for the structure. The piezoelectric material may correspond to barium titanate ceramic fibers, such that a lead-free structure is effected, however other piezoelectric materials may also be utilized. The disclosed structure can be poled with a reduced poling voltage and lower temperature level, and also requires a reduced voltage potential level required for mechanical actuation.

An image forming apparatus includes an operation unit that accepts an operation instruction; a printing unit that prints a document image on an image forming medium in accordance with the accepted operation instruction; a print-preview-image generating unit that generates a print preview image of the document image; a display unit that displays on a display screen the print preview image of the document image and an image of a medium frame showing edges of the image forming medium, the print preview image being superimposed on the image of the medium frame; and a control unit that, when a print preview image frame of the document image displayed on the display screen is operated to be moved, enlarges / reduces the print preview image of the document image in accordance with the amount of displacement of the print preview image frame and displays the enlarged / reduced print preview image.

The invention discloses a method for reducing the content of cadmium in middle rice. The method includes the following steps that after middle rice of the first year is harvested, middle rice straw is returned to the field directly, and tillage is conducted so that the middle rice straw can be evenly mixed with soil; hyperaccumulation plants are planted in a paddy; after the hyperaccumulation plants are removed from March to May in the second year, soil heavy metal passivator is scattered on the surface of soil of the paddy; tillage is conducted, and base fertilizer is applied 3-5 days later; tillage is conducted, and rice is transplanted; during planting of rice, a foliar resistance control agent is sprayed in the later tillering stage and the booting stage of rice respectively, wherein spraying time interval is 5-10 days; field drying is conducted in the later tillering stage, natural drying is conducted in the maturation stage, and flooding irrigation is conducted in other development stages. According to the method, crop production and straw resource utilization are not affected, the dual targets of reducing the paddy soil cadmium content and reducing the rice cadmium content are achieved under the combined action of plant extraction, soil passivation, foliar resistance control and water management, and effects are more remarkable compared with other combination technologies.

A dashboard for a tactical vehicle having a driver position and a passenger position. The dashboard includes a plurality of panels removably attached together to form a dashboard having a plurality of displays and warning lights viewable from the driver position to provide information for the driver of a vehicle. One of the panels is located in front of the vehicle driver position and has a driver instrument cluster.

The invention relates to a method for preparing a core-shell structure metal / polymer nanofiber membrane. The prepared fiber membrane uses a polymer as a nuclear layer and uses a nano-metal as a shell layer; the polymer can be polyvinyl pyrrolidone, polyvinyl alcohol, polyoxyethylene, polylactic acid, polyacrylonitrile, hyaluronic acid, chitosan and the like; the nano-metal shell layer comes from metal salt silver nitrate or copper chloride. The core-shell structure metal / polymer nanofiber is prepared by utilizing the electrospinning technique; by controlling the process parameters, the concentration of polymer, the content of metal salt and the proportioning of solvents, the metal / polymer nanofiber membrane is prepared; the fiber membrane has high application value on tissue engineering, recovery of wound, drug transportation, photoelectricity and the like.

The invention discloses a numerical control capstan turret reliability testing system with an electro-hydraulic servo loading device, aiming to overcome the detect that the traditional equipment cannot be used for simulating real cutting force to carry out a loading test on a numerical control capstan turret. The system comprises a pump station, a hydraulic loading mechanism (I), a numerical control capstan turret control part (II) and an electro-hydraulic servo loading control part (III), wherein the hydraulic loading mechanism (I) comprises a stressing rod (3) and an oil cylinder (16); the numerical control capstan turret control part (II) comprises a programmable controller (20); the electro-hydraulic servo loading control part (III) comprises a pressure sensor (4), a displacement sensor (8) and an electro-hydraulic servo valve (17); the hydraulic loading mechanism (I) and the numerical control capstan turret control part (II) are arranged on a workbench (18); the numerical control capstan turret control part (II) is arranged on the outer wall of the oil cylinder (16); and the electro-hydraulic servo loading control part (III) and the oil cylinder (16) are connected with the pipeline of the pump station.

The invention relates to the greenhouse crop planting field, in particular to compound microbes for reducing and disinfecting greenhouse soil and a soil disinfection method, and solves the problem of multiple defects in the prior art. The compound microbes comprise bacteria, actinomycetes, saccharomycetes and moulds. The soil disinfection method includes the steps of selecting June to September as a disinfection period to apply crop straws, organic fertilizer and the compound microbes on the soil after the crops are harvested; deeply plowing soil layers to form small ridges; covering ridge surfaces with plastic film, filling enough water under the film till the soil humidity achieves 100%, and sealing the mulching film and covering the greenhouse plastic film for 20 to 25 days; and uncovering the greenhouse plastic film and removing the mulching film for planting. According to the compound microbes for reducing and disinfecting greenhouse soil and the soil disinfection method, the method is non-toxic, harmless, pollution-free and residue-free, pathogenic bacteria, ova and the like in soil plough layers are killed, soil organics are increased, the soil physical and chemical structure is improved, soil fertility is improved, and good foundation is laid for improving product qualities.

A device reduces the dynamic range of a signal at a first point along a signal processing direction in a transmitter of a communication system. The device includes an input to which an input signal is applied, a correction prediction device, a delay device, an addition device, and an output. The correction prediction device generates a predictive signal based on the input signal which represents the prediction of the signal at the first point, and generates a correction signal from the predictive signal. The delay device generates an input signal delayed by a delay from the input signal, the delay taking into consideration the processing time in the correction prediction device. The addition device subtracts the correction signal from the delayed input signal in order to generate a corrected signal. The output provides the corrected signal at a second point in front of the first point.

The invention discloses a method and a device for reducing and roasting manganese dioxide into manganese monoxide in electrolytic manganese industry. The method comprises the following steps: dried manganese dioxide mineral powder is ground, well mixed with reducing powder and conveyed to a feeding bin on the top of a roasting furnace, and then enters hermetic roasting devices; a plurality of burners are arranged among the hermetic roasting devices; fuel is burnt so as to roast manganese dioxide ore; the manganese dioxide ore and the reducing powder are heated and roasted to 900 to 970 DEG C in the hermetic roasting devices with no oxygen supplement; under the circumstance of oxygen-free contact after reaction in the lower ends in the hermetic roasting devices, the temperature of roasted manganese ore is lowered, so as to recover heat and cool the manganese ore; and finally, the manganese ore is discharged out of a furnace by an automatic discharging device and then is subjected to a subsequent process. The method and the device can reduce and roast the high / low-grade manganese dioxide ore, have the advantages of low production cost, simple process and convenient operation, can control the reduction rate of manganese dioxide and other metals through the automatic discharging device, and improve the quality of final products.

The present invention provides a method for manufacturing a semiconductor structure, comprising: providing a substrate, and forming a dummy gate stack on the substrate, sidewall spacers on sidewalls of the dummy gate stack, and source / drain regions at both sides of the dummy gate stack, wherein the dummy gate stack comprising a dummy gate; forming a first contact layer on surfaces of the source / drain regions; forming an interlayer dielectric layer to cover the first contact layer; removing the dummy gate or the dummy gate stack material to form an opening, filling the opening with a first conductive material or with a gate dielectric layer and a first conductive material to form a gate stack structure; forming through holes within the interlayer dielectric layer, so that a portion of the first contact layer or a portion of the first contact layer and the source / drain regions are exposed in the through holes; forming a second contact layer on the exposed portions of the regions; filling the through holes with a second conductive material to form contact vias. Besides, the present invention further provides a semiconductor structure, which is favorable for reducing the contact resistance.

The invention discloses a method for preparing a high-nickel concentrate from a low-grade red soil nickel ore, which comprises the following steps of: drying the low-grade red soil nickel ore until water content is 13 to 16 percent, crushing to ensure that the size of all particles is less than 3mm, grinding by using a high-pressure roller mill to ensure that particles with the size of less than 0.074mm account for 80 percent and specific surface area is not less than 2,000cm<2> / g, adding 15 to 20 percent of composite binder and 1 to 5 percent of coal powder, and pelletizing by using a disc pelletizer to obtain green pellets with the size of 6 to 16mm; drying and preheating the green pellets on a chain grate for water removal and solidification to ensure that each piece of pellet entering a kiln has the compression strength of over 500N; directly adding the preheated and solidified pellets into a rotary kiln, and reducing at the temperature of between 1,100 and 1,250 DEG C for 60 to 120 minutes by using pea coal as a reducing agent in a mass ratio of the reducing coal to the pellets of 0.8-1.0; and cooling a reduction product, sieving, performing magnetic separation to obtain a magnetic product, crushing, grinding, and performing magnetic separation to obtain the high-nickel concentrate, wherein the composite additive comprises the following components: Na2CO3 and CaO, iron oxide powder, the coal powder and sodium humate in a ratio of (30-60):(20-30):(20-30):(5-10). The method is high in adaptability and nickel recovery rate and suitable for mass production.

A high temperature battery of one or more cells is disclosed in which each cell is made by holding an anode electrode and a cathode electrode, of different metallic substances, together through a fused flux wetted to an electrode, which fused flux is an electrolyte, to make an anode-to-cathode contact, and the anode-to-cathode contact is heated, by a heat source, to a high temperature range above a threshold temperature to generate voltaic voltage, in excess of any thermoelectric voltage; such batteries with electrodes of various mechanical configurations are disclosed. The flux, such as borax, may have powdered, vegetable-growth ashes or powdered chemical constituents of ashes, such as lithium carbonate, added to the flux or to the electrolyte to catalyze or improve the current-generating capability of the battery. The preferred anode substance is aluminum, and the preferred cathode substance is copper. With the preferred cathode and anode substances and a fused borax flux between the cathode and anode, the open circuit voltage generated per cell when heated increases from 0.05 volts at 304 DEG C. to 1.3 volts at 651 DEG C.; the threshold temperature in this case is 279 DEG C. Also disclosed is means to move the anode metal with respect to the cathode metal, when the electrolyte is fluid, for changing the battery characteristics.

The invention provides a remote information issuing and monitoring system based on a wide area network and a control method thereof. As the wide area network remotely controls (a local area network or the wide area network) to issue caution, publicity, rebroadcasting and other information, such as display text, characters and graphics, video, and the like according to user instructions, the system can realize that remote broadcasting control, field monitoring and playing content feedback are carried out on a display screen at any online websites, can provide real-time display situations of all websites for user viewing; and the invention greatly reduces the manufacturing, operation and maintenance cost of system hardware, has simple management and convenient use, is a new-generation LED networking multimedia control playing system management tool and can be widely applied to display and issue various media information at the real time.

The invention discloses a nuclear magnetic resonance imaging observing device and method in a coal rock crack development process. The device comprises a nuclear magnetic resonance imaging analyzer and a rock core vacuum saturation instrument; the method provides a low-field magnetic resonance technology, namely a special nuclear magnetic resonance imaging analyzer with the magnetic field strength of lower than 1.0 Tesla is used for carrying out imaging analysis on a distribution condition of inner cracks of a rock coal sample; the sample is subjected to vacuum saturation water treatment and an image for reflecting a distribution condition of a rock core porosity is formed by signals generated by water in sample pores; an image resolution is higher and a recovery degree to an inner structure of the sample is better; and the method not only can accurately recover a pore environment inside the sample, but also can analyze and research a development process of sample cracks by means of repeatedly testing.

The invention discloses a two-dimensional code, printed publication using the two-dimensional code and a decoding method. The two-dimensional code is characterized in that rectangular code symbol includes a code unit with different optical reflectivity arranged on a substrate; the code units in the code symbol are solid round dots arranged at equal distance; the units at four corners of the code symbol are location dots for border location and recognition, and the rest units are data dots; and the area of the location dots are larger than that of the data dots. The two-dimensional code can form images under the condition of deep defocusing, and has the advantages of rapid data reading, high reliability, low requirement for reading equipment and wide application.

The invention relates to the field of video games and discloses a video game development system and a method of the video game development system. The number of compilations for a computer to compile video game executable program and the total calculation quantity of the computer are greatly reduced, the planning and artistic design principle can be more perfectly recovered, the game development period is shortened, and the development cost is reduced. The system comprises a file generating tool, a code automatic generator, a code developing tool, a compiler and a trigger editor, wherein the file generating tool is used for recording various events, conditions and behaviors needed to be used in the video games into a definition file; the code automatic generator is used for generating a framework code according to the definition file and an engine code base; the code developing tool is used for realizing various events, conditions and behaviors through concrete codes according to realization interfaces in the framework code, the compiler is used for compiling codes realized by the code developing tool into game programs; and the trigger editor is used for editing and storing a trigger combined by specified events, specified conditions and specified behaviors, and the trigger is used for the reading and the execution during the game program running.

The invention discloses a preparing method for green synthesis of nanoscale zero-valent iron through water hyacinth extraction liquid and application. Water hyacinth stem and leaf extraction liquid serves as a reduction agent to reduce iron ions or ferrous ions to the zero-valent iron, a chromium pollution water green repairing material-green synthesis nanoscale zero-valent iron particles are obtained through preparing. The synthesis method is low in synthesis cost, small in energy consumption, simple in process, and free of a special device, the used reduction agent is the water hyacinth stem and leaf extraction liquid, wastes are utilized, and the synthesized particles are easily agglomerated and have the beneficial effects of being good in flowability, large in specific surface area, high in stability and the like. The repairing material prepared through the method is suitable for repairing the chromium pollution water and is high in repairing efficiency.

The invention relates to a nano micelle of a biodegradable macromolecular-bonding Pt(IV) anti-cancer medicament and a preparation method thereof. The structural formula of the anti-cancer medicament is defined in the specification, wherein the biodegradable macromolecule is tri-block copolymer, namely polyethylene glycol-b-polyester-b-polylysine; and tetravalency platinum coordination compound Pt(IV) is connected with a side amino on the block of polylysine on a macromolecular carrier through alpha, omega-polyethylene glycol. The carrier is non-toxic and is water-soluble, thus being convenient for reacting with the platinum(IV) coordination compound in water phase; a nano micelle form can be formed through self assembly; a platinum(IV) coordination compound is reduced to platinum(II), namely, cis-platinum, Carboplatin or Oxaliplatin, and the anti-cancer effect is known; the synthesis of the nano micelle is easy; the reduction potential of platinum(IV) is low, so that the platinum(IV) can be rapidly reduced to platinum(II) in cancer cells to take treatment effect; and the platinum(IV) is connected to the side chain of the macromolecule rather than the end of a chain, a macromolecular chain can be connected with multiple platinum(IV)s, and the content of platinum can be as high as 10-20%.

The present invention discloses a preparation method of a nitrogen doping carbonized bacterial cellulose / graphene / platinum composite nanomaterial. The material is prepared according to the following steps of pre-treating flocculent bacterial cellulose generated in fermentation of acetobacter xylophilus, then refrigering and drying the flocculent bacterial cellulose so as to obtain flocculent bacterial cellulose; homogenizing at high speed so as to obtain a uniform solution, mixing the uniform solution with graphene oxide, and dispersing the mixture uniformly through ultrasonic; and adding a dopamine solution, stirring and mixing by using a machine, adding chloroplatinic acid finally, and carbonizing at high temperature so as to obtain the nitrogen doping carbonized bacterial cellulose / graphene / platinum composite nanomaterial. The composite nanomaterial prepared by the method uses a one-step method to carbonize, and the reaction process is easy. Under the action of the dopamine, the flocculent bacterial cellulose and the graphene oxide are bonded, so as to form a three-dimensional networked cross-linked skeleton structure. In carbonization, nitrogen doping and platinum reduction are realized, and the conductive nanometer composite system that has small and uniformly distributed particles is prepared. The nanomaterial prepared by the method can be applied to application fields such as fuel batteries and super capacitors.