81results about How to "Easy to restore" patented technology

The invention discloses a core-shell structure catalyst for fuel cells and its pulse electrodeposition preparation method. The active component of the catalyst is a nanoparticle with a core-shell structure, and an active metal is cladded in the form of an ultrathin shell on the surface of a carbon carrier loaded metal or alloy nanoparticle serving as a core. The catalyst takes a non-platinum noble metal or transition metal as the core, and adopts more than one of Pt, Ir or Au as the shell. The preparation method includes: preparation of the nanoparticle serving as the core, making of a working electrode for pulse electrodeposition, and preparation of the catalyst by pulse electrodeposition. The catalyst can be used as an anode or cathode catalyst of a low temperature fuel cell. The obtained catalyst has very high stability. Compared with underpotential deposition, the method is simple to operate, has no need for inert atmosphere protection, and is more suitable for large-scale industrial production, also can greatly reduce the noble metal consumption of fuel cells, and greatly reduce the cost of fuel cells, thus having great significance in promoting the commercialization process of fuel cells.

The invention relates to a method for collecting ferronickel concentrate from lateritic nickel ores by a rotary kiln. The lateritic nickel ores are crushed, stirred and mixed with a carbonaceous reducing agent and a compound additive, made into pellets by a ball press or a marble machine and put into the rotary kiln for reducing and roasting; waste heat at the front part of the rotary kiln is used for carrying out the drying and preheating of the pellets; the high-temperature area of the rotary kiln is 9 to 10 meters away from a kiln outlet; the temperature of the high-temperature area is controlled to be 1000 to 1300 DEG C; roasting time is 0.5 to 2 hours; the dried pellets enter the high-temperature area of the rotary kiln for reducing and roasting; a magnetic separator with a magnetic field intensity of 3000 to 5000 gauss is adopted to sort roasted material obtained after water quenching and wet ball milling, thus obtaining high-content ferronickel concentrate; the method can realize the simultaneous recycling of nickel and iron and obtain the high-content ferronickel concentrate; the content of nickel is 5 to 13 percent and the recycling rate of nickel is 85 to 93 percent; the content of iron is 30 to 75 percent and the recycling rate of nickel is 60 to 85 percent; the reasonable utilization of the waste heat during process procedure achieves the purposes of saving energy and reducing discharge and greatly reduces pollution to the environment.

The invention relates to a preparation method of a graphene coating polyacrylonitrile fiber composite material. The preparation method comprises the following steps of: (1) processing polyacrylonitrile by using alkali; (2) preparing a polyacrylonitrile fiber with modified single layer KH550; (3) preparing a polyacrylonitrile fiber with modified single layer graphite oxide; (4) using the polyacrylonitrile fiber with the modified single layer graphite oxide as a raw material, repeating the step (2) and the step (3), and obtaining the polyacrylonitrile fiber with modified multiplayer graphite oxide; and (5) placing the polyacrylonitrile fiber with the modified multiplayer graphite oxide in a graphite oxide dispersion liquid, then dropwise adding a hydrazine hydrate aqueous solution, carrying out heating reaction, finally cooling, washing and drying to obtain the graphene coating polyacrylonitrile fiber composite material. The preparation method provided by the invention is simple; the graphite of the composite material provided by the invention is good in reduction degree and uniformly coats the surface of the polyacrylonitrile; and compared with a commercial finished product, the composite material has the advantages that the resistivity of a single wire is reduced by six order of magnitudes, and the composite material has the application prospect of conductive fiber preparation.

The invention relates to feed for lactating sows. The feed comprises a feed main material and a traditional Chinese medicine additive, wherein the feed main material comprises the following raw material components: dried corn, distiller grains, soybean meal, barley with peel, puffed rapeseeds, wheat bran, honey, soybean oil, liquid enzymic preparation and premix. The feed for lactating sows disclosed by the invention is reasonable in formula of main material and meets physiological characteristics of lactating sows in growth; by adding traditional Chinese medicine ingredients, the feed can improve feed intake of sow, improve nutritional status of the sow, enhance body immunity, regulate gastrointestinal function, promote involution of uterus and bring about benefit for recovery of postpartum constitution of the sow; meanwhile, the feed, which contains vitamin A, vitamin B, vitamin E, etc., is favorable for synthesis of milk.

An information system synchronous data processing method utilizing secondary buffer technology. The method includes the steps of firstly, using uniform data format to package data in information channels, and processing frame header packaging information to realize mapping of synchronous data with corresponding information channels of the synchronous data; secondly, using multithread data synchronization method, which realizes data synchronization of high-speed multi-channel information, of a secondary buffer processing mechanism; and using and processing data after information data synchronization. The method has the advantages that the method is fine in data synchronization adaptability, better in synchronization performance, more reliable and stable, high in data synchronization precision, fine in data synchronization independence, high in reducibility, and transparent to users.

An air intake duct is disposed in an engine compartment and has wall sections for forming an air passage for introducing air into a combustion chamber of an engine. A support member is disposed on at least a portion of the wall sections, wherein the support member is shrunk when a compressive force of a predetermined value or more is applied from the outside to the wall sections, and at least a portion of the support member is elastically restored when the compressive force decreases.

The invention discloses a graphene thin film, a graphene super capacitor and a preparation method of the graphene thin film and the graphene super capacitor, and aims at solving the common problems of defects of long time taken, high energy consumption, not easy large-batch preparation and the like of a graphene preparation method in the prior art. The preparation method of the graphene thin film comprises the following steps: coating a metal substrate with a graphene oxide solution; obtaining a graphene oxide thin film dried and cured on the metal substrate under preset conditions; performing laser carving reduction processing on the graphene oxide thin film to obtain the graphene thin film; separating the graphene thin film from the metal substrate.

There are provided at least a first information storage area 20A and a second information storage area 40A. The first information storage area 20A contains, in advance, an OS or mpeg data. The second information storage area 40A is either write-once or rewriteable and available for writing OS update information or movie correction information. The configuration enables easy backup and restoration of software, content, and various information including update information for use by the software and content with reduced user time and workload.

The invention provides a postpartum rehabilitation device and belongs to the technical field of postpartum rehabilitation. The situation that the effects of existing postpartum rehabilitation technologies are poor can be effectively improved by adopting the postpartum rehabilitation device. The postpartum rehabilitation device comprises an ultrasonic transmitting head provided with an ultrasonic transducer for transmitting focused ultrasound to the parturient uterus, wherein a focal plane distance of the ultrasonic transducer ranges from 5mm to 100mm, the working frequency ranges from 0.1MHz to 5MHz, and the output power density is larger than 0W/cm2 but smaller than or equal to 5W/cm2. The postpartum rehabilitation device can be used for postpartum rehabilitation of women.

A display device Includes a control board including a timing controller (TCON) for controlling driving of the display device, and further including a driving memory for storing driving data for driving the display device, and a source board coupled to the control board by a connection cable, the source board including a driving integrated circuit (IC) for outputting a data signal, and further including a panel memory for storing panel characteristic data for compensating for the data signal.

The invention discloses a manufacturing method of a reticle. The method comprises the following steps: uniformly coating a photoresist on an optical element, and baking to form a film; making a hollow counterpoint mark on the photoresist of the optical element by use of a plotter; attaching a motherboard with a solid counterpoint mark pattern to the hollow counterpoint mark on the optical element through a microscope aligning system in a counterpoint mode, and performing exposure processing on the optical element after attachment; placing the optical element after exposure in a developing solvent for photoresist development; and cleaning the optical element after the development, and preparing the reticle. According to the invention, the optical element is coated by a black glue or a dark-color photoresist, and the hollow counterpoint mark is made on the photoresist by use of the laser plotter so that accurate positioning attachment between the motherboard and the optical element can be realized, the qualified rate of the reticle is improved, and the manufacturing process is simple.

The invention discloses a dock area oil spilling simulation test device. The device comprises an adjustable dock, a wind wave simulation device and a data monitoring collection system, wherein the adjustable dock is used for simulating a high-pile dock region or a fixed dock region or a float dock region in the system by adjusting the height of the dock on a pile; according to the wind wave simulation device, the wind field is manly provided through a wind power generation device arranged on the upper portion of the periphery of a water tank, and the tide field is provided through a turbine arranged at the bottom of the water tank; the data monitoring collection system comprises a pressure sensor, a temperature sensor, a wind speed and flow velocity monitoring device, a high-speed camera and the like. By means of the dock area oil spilling simulation test device, the oil spilling generated on the dock area can be simulated, and the dirty oil movement states can be recorded in real time so as to probe the movement rule of the spilled oil of the dock area.

The present disclosure relates to a polycaprolactone microsphere filler containing collagen peptide and a preparation method therefor. Provided is a polycaprolactone microsphere filler obtained by encapsulating collagen peptide in polycaprolactone microspheres, which, when injected into a living body, exhibits a rapid collagen formation effect as well as a high tissue restoration property and maintains the effects for a long period of time, thereby showing excellent restoration or volume expansion or wrinkle improvement properties of soft tissues such as cheeks, breasts, nose, lips, and buttocks.

A method for predicting a color response of a device comprises: operating the device with image information wherein operating includes utilizing a first correction transform for modifying device color values; determining a first device response based on a device output associated with a device input wherein the device response includes a color response; obtaining a second correction transform; and predicting a modified color response of the device, applicable to operating the device while utilizing the second correction transform instead of the first correction transform, wherein predicting is based on the first color response and the first and second correction transforms.

The invention relates to an environment-friendly high rebound flame retardant composite fabric. The environment-friendly high rebound flame retardant composite fabric includes a composite fabric bodywhich is composed of an elastic layer, a base cloth layer, a breathable layer, an antistatic layer, a flame retardant layer, a thermal insulation layer, a protective layer, a cotton cloth layer, and anano silver antibacterial layer, the elastic layer is arranged at the bottom of the base cloth layer, the breathable layer is arranged at the top of the base cloth layer, the antistatic layer is arranged at the top of the breathable layer, the flame retardant layer is arranged at the top of the antistatic layer, the thermal insulation layer is arranged at the top of the flame retardant layer, thenano silver antibacterial layer is arranged at the bottom of the elastic layer, the protective layer is arranged at the bottom of the nano silver antibacterial layer, the cotton cloth layer is arranged at the bottom of the protective layer, the elastic layer is composed of a first weft line, a first warp line and a second warp line in a composite knitting mode, good elastic recovery ability is provided, the fabric is effectively prevented from deforming and wrinkling, and the good environment-friendly flame retardant performance is provided.

The invention provides a traditional Chinese medicinal composition for promoting puerperal involution of uterus of dairy cows, which can effectively promote the puerperal involution of the uterus of the dairy cows. The raw material medicines in the traditional Chinese medicinal composition comprise the following components in parts by weight: 20-50 parts of angelica sinensis, 15-45 parts of Ligusticum wallichii, 15-40 parts of peach kernels, 10-35 parts of dry gingers, 18-45 parts of artemisia anomala, 15-50 parts of radix paeoniae alba, 15-45 parts of rhizoma cyperi, 30-65 parts of hawthorns, 45-90 parts of medicated leavens and 25-65 parts of raw malts. The traditional Chinese medicinal composition disclosed by the invention is applied to calved dairy cows within 2 hours after calving to adjust the pathological physiological condition of the susceptibility to deficiency and stasis of calved dairy cows and improve the defense capacity of the calved dairy cows, so that the phenomena that the puerperal afterbirth cannot be eliminated and the lochia cannot flow away can be effectively prevented; furthermore, the puerperal lochia can be promoted to be eliminated, the environment in the uterus is purified, the involution of the uterus is promoted, and the normal physiological function is recovered, and therefore, the production performance of the dairy cows can be improved.

The invention provides a novel roller shutter door structure for an automobile storage box. The smoothness of a roller shutter door at the time of passing through bent arc parts of guiding sliding grooves can be improved by a large margin, and other defects are avoided. The novel roller shutter door structure comprises side plates and a roller shutter door body; the side plates are arranged on thetwo sides of the storage box; the guiding sliding grooves are formed in the opposite faces of the side plates, and the tail ends of the guiding sliding grooves are each in a bent arc shape; the roller shutter door body comprises a plurality of blades which are distributed and connected side by side; the two ends of the blades are provided with sliding blocks sliding in the guiding sliding grooves; arch-bridge-shaped bulges are arranged on the sliding blocks; and gaps are arranged between the back faces of the bulges and the end faces of the blades, and the bulges are made of rubber. Through the arranged arch-bridge-shaped rubber bulges, when the sliding bocks slide in the guiding sliding grooves to the bent arc parts, the upper surfaces of the guiding sliding grooves can squeeze the bulges, thus the bulges are appropriately deformed, and the blades smoothly pass through the bent arc parts, so that the clamping phenomenon is effectively avoided.

The invention relates to a seal ring on a cover plate component, the cover plate component, an upper cover component and an electric appliance. The seal ring comprises an installation part and a sealing part which are integrally connected, the longitudinal cross-section of the installation part is shaped like an upside-down L, the installation part is installed on one side face of the cover platecomponent in a sealed mode, and the sealing part extends out of one side face of the cover plate component in the direction deviating from the cover plate component; when the cover plate component isbuckled on a cooking ware, the sealing part abuts against the edge of an opening of the cooing ware, and an elastic structure used for lowering the extrusion deformation stress of the sealing part isarranged on the side face, located outside the cooking ware, of the sealing part. Accordingly, the sealing part is arranged to be of a V-shaped structure, stiffener is arranged on the inner side of the bending part of the V-shaped structure, the elastic structure is arranged on the stiffener, the rigidity of the seal ring is enhanced, the extrusion deformation stress of the seal ring is lowered, and the seal ring is likely to recover after being extruded.

Although portions of electrodes in proximity to a driver IC are covered with an insulating film, part of the electrodes is not covered with the insulating film. Thus, this insulating film absent region functions as an external voltage supply region that receives, from the outside, application of a voltage which is different from an output voltage from a driving unit. When the alignment of the initial state is disarranged, an alignment process is performed by short-circuiting all electrodes of the driving unit and applying a voltage from the outside, through the external voltage supply region, whereby the alignment is restored to the initial state with the driving unit being mounted on a liquid crystal panel.

A method for reducing a ballast water with tablets or pellets of sodium sulfite, wherein the ballast water has been subjected to a bactericidal treatment with a chlorine-containing oxidizing agent or an oxygen-containing oxidizing agent in advance.

The invention discloses a method for efficiently preparing graphene. The method comprises the following steps: by taking graphite as a raw material, oxidizing the graphite with a concentrated acid andan oxidant so as to obtain a reaction liquid with graphite oxide; diluting with water, and carrying out primary reduction by using a first type of reducing agent; carrying out ultrasonic dispersion,and peeling off graphene sheets from the graphite oxide; adding a second type of reducing agent, and reducing graphene oxide to generate graphene; filtering, separating precipitate, and washing and drying, thereby obtaining graphene powder. The method adopting the technical scheme of the invention is simple and convenient to operate, good in controllability and high in repetitive rate; and as thereducing agents are added at two steps, the purity of the product graphene is improved, and graphene sheets are high in peeling degree and reduction degree.

The invention discloses a pipe support node structure on a concrete plant column. The structure comprises a concrete beam, wherein one side of the concrete beam is provided with a fixing plate, the fixing plate is provided with two fixing grooves on the side close to the concrete beam, fixed blocks are slidably installed in the two fixing grooves, one ends of the two fixed blocks extend to the outside of the fixing plate and are fixedly connected to the concrete beam, the fixing plate is fixedly installed with an inclined plate away from one side of the concrete beam, the inclined plate is fixedly installed with a bracket body away from one side of the fixing plate, the end of the bracket close to the concrete beam is provided with an installation slot, an installation block is clamped inthe installation slot, and one end of the installation block extends to the outside of the bracket and is fixedly connected to the concrete beam. According to the pipe support node structure on the concrete plant column, the bracket body is installed on the concrete beam through a sliding plate and a clamping slot, and has the advantages of simple construction, flexible installation, detachable feature, convenient decoration restoration, and saving of financial resources and manpower investment.