33results about How to "Ease economic pressure" patented technology

A process for preparing the masonry cement from the cinder of life garbage includes such steps as proportionally mixing said cinder with silicate clinker, slag and gypsum, and grinding.

The invention belongs to the field of biomedical antibodies, and specifically discloses an anti-VEGF monoclonal antibody and a preparation method and application thereof. The anti-VEGF monoclonal antibody has favorable bioactivity, is capable of effectively combining VEGF proteins and better enclosing the VEGF proteins to be combined with other acceptors at a protein level and a cell level. The monoclonal antibody can be independently applied to tumor immunotherapy and tumor diagnosis and screening or combined with other anti-tumor drugs to be applied to tumor immunotherapy and tumor diagnosisand screening, and has favorable prospect for preparing drugs for treating tumors and resisting autoimmune diseases.

The application provides a production method for manufacturing a 12-inch wafer with an 8-inch wafer production line, comprising the following steps: S1, taking the sheet, obtaining a 12-inch wafer, the thickness of the 12-inch wafer is 700um; S2, serial number 12-inch wafers are divided into 4 parts of the same size and each part is numbered; S3, slicing, each part after numbering is cut so that the 12-inch wafers are equally divided into 4 sub-wafers; S4, Edge trimming, trimming the two corners of the sub-wafer away from its center; S5, thinning, thinning the trimmed sub-wafer; S6, dicing, thinning the sub-wafer Dicing the wafer; S7, loading, loading the diced sub-wafers and packaging each sub-wafer into a 12-inch wafer according to the number; step S4‑S7 is processed by an 8-inch wafer production line . The production method can realize the purpose of manufacturing 12-inch wafers in an 8-inch wafer production line, which effectively relieves the economic pressure of small factories and is conducive to promoting the development of semiconductors and the economy.

The invention discloses a titanium extraction tailing-titanium gypsum-based composite cementing material which is characterized by being prepared by mixing 135-270 parts by weight of titanium extraction tailings, 67.5-225 parts by weight of titanium gypsum, 15-135 parts by weight of calcined titanium gypsum and 67.5-135 parts by weight of cement; the calcined titanium gypsum is a product obtainedby calcining the titanium gypsum at a temperature of 300 to 500 DEG C for 20 min to 6 h; and the cement is ordinary Portland cement. A preparation method comprises the following steps: grinding raw materials, taking the raw materials according to the proportion by weight, and mixing to obtain the titanium extraction tailing-titanium gypsum-based composite cementing material. The waste titanium extraction tailing and titanium gypsum are used to prepare the titanium extraction tailing-titanium gypsum-based composite cementing material, the harm of the waste to the human body and the environmentcan be reduced, lands occupied by the piled waste can be saved, and the prepared titanium extraction tailing-titanium gypsum-based composite cementing material has good performances, is suitable for building materials, and is highly-practical.

The present invention proposes a method for resetting a memory chip and an imaging device. The method for resetting a memory chip includes: acquiring the data change mode of the consumable chip; acquiring the consumable information storage area and non-access area of ​​the consumable chip; according to the data change mode Rewriting the data values ​​stored in the consumables information storage area and the non-access area, wherein, rewriting the stored data values ​​in the consumables information storage area is the initial data value, and changing the data values ​​stored in the non-access area according to the data change mode; wherein , the address of the non-access area is adjacent to the address of the consumables information storage area. The storage chip resetting method of the present invention, by acquiring the data change mode of the consumable chip and the consumable information storage area and non-access area of ​​the consumable chip, rewrites the data values ​​of the consumable chip access area and non-access area according to the rewriting rules to realize the storage chip reset.

The invention provides a treatment method of livestock / poultry culture wastewater, belonging to the technical field of wastewater treatment. The method comprises the steps of pretreatment, heavy metal treatment, antibiotic treatment and Lemna minor culture. The wastewater treatment method is mainly used for treating livestock / poultry culture wastewater in summer, and adopts the Lemna minor for culture, thereby lowering the contents of ammonia nitrogen and phosphorus in wastewater and providing natural feed for livestock / poultry culture; and the livestock / poultry wastewater is well treated, thereby relieving the economic pressure of the culture farmer, and solving the problem of pollution.

The invention discloses a voltage sag treatment device and method for voltage removal detection. The voltage sag treatment device comprises an external damage prevention device and a voltage sag treatment device, wherein the external damage prevention device comprises a detection sensor, a first controller, an image collector and a communication module; the voltage sag treatment device comprises auser signal receiving device, a switching device, an energy storage device, an inverter, a second controller, a reactance module and a signal collector; the first controller is used for receiving signals of the detection sensor, the image collector and the communication module and controlling the image sensor and the communication module to act; the communication module is used for sending earlywarning signals to the signal receiving devices of the user side and the server side; the signal collector is used for collecting a working signal of the inverter and feeding back the working signal to the second controller; and the second controller is used for receiving the signal and controlling the inverter and the switching device to act. According to the invention, pre-accident treatment canbe carried out, and the treatment efficiency is greatly improved; and the occupied space and the purchasing cost of treatment equipment are saved, and the economic pressure of users is relieved.

The invention discloses a pour point depressant composition suitable for biodiesel and petroleum diesel blend oil, a preparation method and application of the pour point depressant composition. The pour point depressant composition is formed by mixing phthalic acid ester type organic solvent, acetate type organic solvent and diesel oil pour point depressant. Specifically, the pour point depressant composition is prepared from 0-15 wt% of dimethyl phthalate, 10-30 wt% of diethyl phthalate, 0-10 wt% of dibutyl phthalate, 0-25 wt% of butyl acetate and 20-60 wt% of pour point depressant. By evenly mixing and stirring all the components at normal temperature and normal pressure and conducting ultrasonic dispersion for 25-30 minutes, the pour point depressant composition is prepared. The pour point depressant composition is particularly suitable for improving low-temperature mobility of biodiesel and petroleum diesel blend oil formed by mixing soybean oil biodiesel and 0# biodiesel at normal temperature and normal pressure, the pour point effect is remarkable, the cold filter plugging point can be reduced by 7-11 DEG C, and the pour point can be reduced by 6-10 DEG C.

The invention belongs to the field of biomedicine and discloses a biomarker for detecting the prognosis of nasopharyngeal carcinoma and its application. The biomarker proposed by the present invention consists of one or three of miR-106a-5p, BTG3 and SOX9. When the biomarkers consisted of miR‑106a‑5p, BTG3 and SOX9, the score based on the quantitative expression of the three biomarkers could rapidly and accurately predict the prognosis of nasopharyngeal carcinoma. If this combination of biomarkers is applied to the preparation of reagents or tools for detecting the prognosis of nasopharyngeal carcinoma, it will significantly improve the prediction accuracy of the prognosis of nasopharyngeal carcinoma patients, and then screen a large number of nasopharyngeal carcinoma patients with poor prognosis. Group, while ensuring that these patients receive reasonable treatment, it also avoids overtreatment of patients with better prognosis, relieves the economic pressure of patients and society and pressure on medical resources, and is conducive to reducing treatment costs and improving the quality of life of patients with nasopharyngeal carcinoma. prognosis.

The invention discloses a comprehensive continuous production line of flat iron (multiple) hot-dip galvanizing and steel strip hot-dip galvanizing, including feeding equipment, annealing reduction furnace, closed tension regulator, zinc pot, lead-in machine, cooling and blunt Drying device and unloading equipment, flat iron hot-dip galvanizing and steel strip hot-dip galvanizing use the pickled steel strip as the base strip, and the entire production line passes the feeding according to the width specifications of the galvanized flat iron and steel strip. equipment, and then enter the annealing reduction furnace for annealing and reduction, and then enter the zinc pot for galvanizing. After the flat iron and steel strip come out of the zinc pot, there are zinc layers on all four sides. The flat iron and galvanized steel strip pass through the lead-in machine and pass through the cooling and passivation drying device respectively, and finally the unloading equipment tracks the cross-cutting and cuts horizontally according to the fixed length through computer control. The galvanized flat iron and galvanized The steel belt falls on the conveyor roller table. The invention has the advantages of merging two production lines and reducing the investment capital and risk of entrepreneurs.

The invention provides a method for producing a potassium salt mine cemented filling material by utilizing graded tailing salt, and belongs to the technical field of mining engineering and resource comprehensive utilization. The method comprises the following main steps: drying and screening tailing salt; preparing three different grades of aggregates according to different flowability requirements, wherein a proportion control range of the tailing salt to halogen liquid to a cementing agent is that the potassium salt mine tailing salt to the halogen liquid to the cementing agent is equal to (53 percent to 74.5 percent) : (30 percent to 45 percent) : (0.5 percent to 5 percent); stirring the components in the proportion and evenly mixing to prepare the potassium salt mineral cemented filling material. By using the differently graded potassium salt mine tailing salt, the loss degree of the flowability of the filling material along with time is regulated to adapt to different conveying distances and underground filling production; after the filling material is conserved for 28 days, the compressive strength can be up to 0.5MPa to 2.0MPa. According to the method disclosed by the invention, the problems that wastes such as the potassium salt mine tailing salt and the halogen liquid are difficult to treat and comprehensive utilization is difficult are comprehensively solved; by adjusting the grading of the tailing salt, the potassium salt mine cemented filling material has better conveying performance, the segregation resistant capability of the filling material also can be improved, and the mining efficiency of filling milling is improved.

The invention discloses a method for recycling obsolete waste in informal landfills, which consists of excavation and transportation, comprehensive sorting, and material disposal; in the excavation and transportation, stabilization treatment is carried out according to the characteristics of the obsolete waste , to avoid the leakage of toxic substances; in the comprehensive sorting stage, the screening, manual sorting, crushing, magnetic separation, and winnowing processes are combined, and the operating parameters are optimized to efficiently separate the magnetic substances, humus, and Recyclable substances, combustibles and toxic and harmful substances realize the precise sorting and classification of available resources in stale garbage, and at the same time optimize the combination of devices to improve the effect of manual sorting and screening; the technical solution of the present invention realizes the reduction of stale garbage At the same time, it also frees up valuable space for the closed landfill to accommodate new domestic waste, and alleviates the need for new landfills to fill the growing domestic waste. The economic pressure and social pressure of burying the site.