2311results about How to "Innovative" patented technology

The present invention relates to adsorption process of extracting lithium from salt lake brine, and the process is suitable for producing lithium carbonate and lithium chloride with lithium-containing Qinghai saline lake brine, including concentrated lithium-containing Qinghai saline lake brine. The process includes sun shining saline lake brine to obtain concentrated lithium containing brine, adsorption of lithium ion with aluminum salt adsorbent, eluting adsorbed lithium ion with water, and refining and concentrating the elutriant to obtain material for preparing lithium carbonate and lithium chloride.

The invention provides a three-dimensional entity model reconstruction method based on dense point cloud data. The dense point cloud data is acquired by a laser 3D scanner; 3D laser scanning can rapidly acquire three-dimensional coordinate data of the surface of a measured object in a large-area and high-resolution manner; a rapid and high-precision modeling method is matched, so that the characteristics of rapidness, non-contact, initiative, accuracy and the like are highlighted, data obtained in real time has the characteristics of high accuracy, high density and the like, reconstruction ofa three-dimensional model becomes more convenient, a digital model of an actual object can be created in the virtual world, and rapid and high-accuracy three-dimensional entity model reconstruction based on dense point cloud data is achieved; according to the semantic-based feature extraction method, a large amount of working time is saved, the semi-automatic mode is adopted for operation, the feature extraction precision and accuracy are effectively improved, the cost is greatly reduced, and the precision of the reconstructed three-dimensional solid model is obviously improved.

The invention discloses a method for predicating a homologous recombination deficiency (HRD) mechanism and a method for predicating response of patients to cancer therapy and relates to the field of biological information predication. The method comprises the step of judging whether a tumor sample has homologous recombination deficiency or not according to one or more comprehensive values in a large-segment INDEL (Insertion/Deletion) fraction, a copy number variation fraction and a tumor mutation load fraction, wherein the comprehensive values can also comprise a loss of heterozygosity variation fraction. By adopting the method disclosed by the invention, predication of a chromosome large-segment structure, a chromosome gene type number, a chromosome gene copy number, a chromosome variation interval and abnormal loss of heterozygosity and chromosome telomeric imbalance is realized, so that an evaluation range is more complete and HRD can be accurately predicated; the comprehensive values also can be used for determining whether the patients have response to a therapeutic regimen containing one or more of a PARP (Poly Adenosine Diphosphate Ribose Polymerase) inhibitor, an DNA (Deoxyribonucleic Acid) injury inhibitor, a topoisomerase II/II+inhibitor, a topoisomerase I inhibitor and radiotherapy; the method is simple and has wide general applicability.

The present invention relates to a kind of miniature needle array for medicine transmission, and features that the miniature needle in the array is non-planar solid miniature needle comprising a needle tip for piercing live animal skin, a needle body for increasing the pierced depth, and a base for stabilizing the array and preventing breaking and residue in the skin of miniature needle. The miniature needle array is changeable in the base number, the miniature needle number, the 3D structure of the needles, needle tip interval, needle tip height and the needle tip inclination for practical requirement. The miniature needle array is made through MEMS and polymer-MEMS combining process, in which only one mask is used for twice photo etching to form the needle tips and the needle bodies of the miniature needles. The present invention is used for vaccine and medicine transmission through micropores formed with the solidified hydrogel.

The invention discloses a method for creating a hybrid compatible line between Asian cultivated rice and African cultivated rice and application of the method in rice distant hybrid vigor. The method is characterized in that an appropriate gene editing site is selected for the African rice candidate gene OgTPR1 of rice interspecific hybrid sterility locus S1, and fixed point editing technologies such as CRISPR/Cas9 are used to perform fixed point knockout on the OgTPR1; the fact that the knockout of the mutant gene ogtpr1 does not affect parent pollen and female gamete fertility is proved while the pollen and female gamete fertility of hybrid F1 hybridized by an ogtpr1 mutation line and the Asian cultivated rice is normal, that is to say, the genetic effect of interspecific hybrid sterility is eliminated. The method has the advantages that the locus S1-mediated interspecific hybrid reproductive disorder can be broken through effectively, and the method has high application value is the utilization of rice distant hybrid vigor and the increasing of grain yield.

The invention relates to a method for preparing superfine calcium carbonate by adopting glycine as a dissolving agent, a modifying agent and an acid-binding agent, extracting effective calcium from calcium sources, such as carbide slag or lime, and the like and charging carbon dioxide into a reactor for calcifying, filtering and washing and application of the superfine calcium carbonate to paper making, paint production, and the like.

The present invention is manganese dioxide process of extracting lithium from salt lake brine, and the process is suitable for producing lithium carbonate and lithium chloride with lithium-containing Qinghai saline lake brine, including concentrated lithium-containing Qinghai saline lake brine. The process includes sun shining saline lake brine to obtain concentrated lithium containing brine, selective adsorption of lithium ion with MnO2 adsorbent, eluting adsorbed lithium ion with hydrochloric acid solution, and refining and concentrating the elutriant to obtain material for preparing lithium carbonate and lithium chloride.

The invention discloses a processing method for comprehensively recovering high manganese asbolite, belonging to the field of hydrometallurgy. In the processing method, the high manganese asbolite is processed through four processing steps comprising (1) reduction leaching, (2) primary cleaning, (3) manganese and cobalt separation and (4) extraction separation to obtain a product manganese carbonate, copper sulfate, nickel carbonate or cobaltous sulfate. The processing method has the advantages that the source of raw materials is wide, the process and equipment are simple, the operation is stable, the energy consumption is low, the production cost is low, the practicability is wide, and the economic effect and the society effect are obvious.

The invention discloses a PPTA paper using aramid nanofiber for self-reinforcement and a preparation method thereof. The preparation method includes: utilizing para-aramid paper nanofiber with the advantages of special nano-structure, small fiber diameter, large length-diameter ratio, high surface activity, excellent heat resistance and the like as the self-reinforcement material of para-aramid paper, conducting mixing, defibering and dispersion on aramid chopped fiber, pulp or fibrid and aramid nanofiber to make a uniform suspension, carrying out papermaking shaping, squeezing and drying, andfurther performing hot-pressing on a hot press to obtain aramid paper. The introduced aramid nanofiber enables nanoscale aramid fiber and an aramid nanofilm formed thereby to reach the good interfacefilling, coating and enhancement effects, provides more binding sites for the combination of components, at the same time reduces the pores and holes between components, significantly improves the bonding strength between the aramid paper components, and greatly enhances the mechanical and insulation properties.

The invention discloses a modified bamboo fiber/polymer composite high-toughness concrete and a preparation method thereof. In the method, bamboo fibers are modified successively through a coupling agent and a maleic anhydride grafted terpolymer and are added to an epoxy resin toughening emulsion. With water, the epoxy resin toughening emulsion containing the modified bamboo fibers, a polyurethane toughening emulsion, cement, coal ash, slag powder, a fine aggregate, crushed stone and a water reducing agent are employed as raw materials, the modified bamboo fiber/polymer composite high-toughness concrete are prepared through a stirring and mixing process. A test proves that the high-toughness concrete has a significant strain hardening characteristic or a significant deformation hardening characteristic under an effect of a direct stretch load of a direct bending load. The high-toughness concrete has a bending strength being 17-26 MPa, a compressive strength being 75-92 MPa and a tensile strength being 6-15 MPa. The high-toughness concrete can be applied in fields such as a bridge floor of a long-span cross-sea or cross-river bridge, the bridge floor of a viaduct of a high-speed railway, and various tunnel arch walls, in a subway and the like, and the like.

The invention belongs to the field of microbial application technology and food biotechnology, and discloses a ganoderma lucidum strain used for producing polysaccharides by complete feed liquid fermentation of rice bran and wheat bran. Ganoderma lucidum JSU6161314 is stored in China Center for Type Culture Collection (CCTCC) on 25th, June, 2013, preservation number is CCTCC M2013287, and the bacterial strain is named as Ganoderma lucidum CCTCC M2013287. According to a method disclosed in a drawing of the invention, the novel bacterial strain, which is capable of realizing high yield of ganoderma lucidum polysaccharides, is obtained by modifying ganoderma lucidum CFCC6043. The novel bacterial strain is used for rapid fermentation in a rice bran and wheat bran complete feed liquid culture medium and high yield of ganoderma lucidum polysaccharides. After fermentation, hypha dry weight and hypha polysaccharide yield increase 23.0% and 45% respectively compared with that of the original strain.

The invention provides an equipment data collecting system based on OPC UA protocol, which can solve multi-level data collection, transmission and monitoring problems of each bottom device, measuring instrument, automatic control system and so on on the industrial site, realize data transparency of complicated bottom automation equipment and improve information integration modes. The equipment data collecting system based on the OPC UA protocol is characterized by comprising a bottom adapter, an OPC UA middleware and an upper application, wherein the bottom adapter comprises a data modulation module and a data transmission module, wherein the data modulation module is used for taking out bottom equipment data value needed by a user, data values of a plurality of communication protocols can be taken out through configuration, and the data transmission module is used for transmitting the data value taken out from the data modulation module to the OPC UA middleware at a configured speed; the OPC UA middleware comprises a data service center and a Modeling and configuring module; and the data service center comprises a data collection module, an even processing module, an OPC UA real-time data server and a history data module.

According to a ground feature contour extraction method based on a ground laser point cloud provided by the invention, surface-based space measurement breaking through a traditional single-point measurement mode is introduced into urban measurement application, and the urban measurement efficiency is improved. As the most important space entity of a city, the three-dimensional information of ground objects, especially buildings, is the important basic geographic information of the city and has important application value. The whole scanning process is high in data acquisition efficiency, ground control points do not need to be specially arranged, scanning measurement is slightly influenced by the external environment, and the measurement precision is high. Not only is automation degree ofbuilding space data acquisition improved, but also scanned point cloud can express real three-dimensional information and detail structure of a building in detail. Accurate contour information is acquired by means of the point cloud data, and a three-dimensional model of the building is reconstructed. The method has the advantages of high interaction performance, high intelligent degree, high expandability, high extraction speed, high contour extraction precision and the like.

The invention discloses a synthetic method for gel-based water-retained slow-release urea fertilizer, mainly comprising the following steps: 1) acrylic monomer is neutralized with 20% potassium hydroxide solution, obtaining a mixed monomer solution with twenty-five percent neutralization degree; 2) the mixed monomer solution is gauged and added into an aqueous urea, forming a polymerization mixed liquid; 3) a cross-bonding agent is added on the condition of heat-preservation stirring, and then a radical initiator is added after agitating the awaiting cross-bonding agent to dissolve; 4) a water gel is generated when the of polymerization is generated on the condition of heat-preservation stirring; 5) the gel-based water-retained slow-release urea fertilizer is crushed, dried, grinded, screened and packed. The synthetic method for gel-based water-retained slow-release urea fertilizer has the advantages of no-use of organic solvent, no solvent recovery problem, simple craft and lower cost.

The invention discloses an aramid paper compounded with an aramid nanometer fiber thin film and a preparation method thereof. The aramid paper is compounded by a surface layer, a core layer and a bottom layer through a wet type papermaking laminating method, wherein the ratio of the surface layer to the core layer to the bottom layer is (5 to 20):(60 to 90):(5 to 20) in parts by weight of absolutedry fiber; the surface layer and the bottom layer respectively adopt aramid nanometer films which are prepared from aramid nanometer fibers; the core layer adopts the aramid paper which is prepared from one of aramid chopped fibers and aramid pulp fibers or aramid precipitated fibers. The aramid paper has the advantages that because of excellent strength property and dense thin film structure ofthe aramid nanometer fiber film, more bonding sites are provided for bonding with the fiber components of the aramid paper, and the larger pores can be filled and coated; the comprehensive property ofthe final product is greatly improved, and the aramid paper is favorably widened to the high-end application field.

The invention provides a paper currency-coin separating device. The separating device can be used to separate the paper currency and the coin by adopting combined action of a roller and a blower fan. A paper currency sliding channel is inserted in the roller, and is not connected with the roller. One side of the roller is provided with the blower fan, and the other side is provided with a paper currency storage box. The lower part of the roller is provided with a coin storage box. When the paper currencies and the coins are separated, the paper currencies can be blown into the paper currency storage box under the action of the blower fan, and the coins can fall in the coin storage box under the action of the gravity. When the paper currencies and the coins are mixed together, the paper currencies and the coins can fall into the roller, and can rotate around the axis along with the roller, and then the paper currencies and the coins can be separated under the action of the centrifugal force. The paper currency-coin separating device is advantageous in that the structure is simple, the use is convenient, and the design is reasonable; when the paper currencies and the coins are inserted in the cash box through the same cash insert opening, the paper currencies can be separated from the coins, and therefore the working efficiency can be improved, and the automation development of the cash box can be further improved.

The invention discloses a long-chain recombination human bone pattern generating protein-2 and preparing method and application, which is characterized by the following: utilizing gene project technique to grow the protein in the expressing system of escherichia coli and bacillus subtilis; adopting human bone sarcoma cell mRNA to do reverse transcription to obtain the cDNA as form; augmenting nucleotide sequence of entire 114 amino acids naturally from carboxyl end; adding a segment of nucleotide in front of the first codon of primer 5' end; increasing a segment of polypeptide at N end corresponding to amino acid sequence; obtaining long-chain rhBMP-2 gene with molecular weight at 30KD and purity over 95%.