609results about How to "Achieve weight loss" patented technology

The invention relates to an aluminum alloy for an automobile body of an automobile and a plate manufacturing method thereof and belongs to the technical field of aluminum alloy. The alloy comprises the following components in percentage by weight: 0.6 to 1.33 percent of Mg, 0.6 to 1.33 percent of Si, 0.3 to 0.7 percent of Cu, less than or equal to 0.3 percent of Zn, less than or equal to 0.15 percent of Fe, 0.2 to 0.8 percent of Mn, 0.01 to 0.3 percent of Cr, 0.01 to 0.3 percent of Ti and the balance of Al, wherein the mass fraction ratio of Mg to Si is 1; the total content of the mass fractions of Mn, Cr and Ti alloy elements is more than or equal to 0.3 percent; and Cu content is more than or equal to 0.3 percent. The method for manufacturing the aluminum alloy for the automobile body of the automobile comprises the following steps of: (1) smelting the alloy; (2) shaping the alloy by casting; (3) performing pre-nucleation treatment; (4) performing homogenization treatment; (5) performing hot rolling; (6) performing intermediate annealing; (7) performing cold rolling; (8) performing solid solution water quenching treatment; (9) standing a product at room temperature; and (10) performing pre-ageing and standing the product at the room temperature for more than two weeks. The aluminum alloy and the method are characterized in that: an alloy casting process and a plate production process of the invention are simple and convenient to control; an alloy plate of the invention has high intensity and excellent stamping forming property; and the stamping yield of a covering part for the aluminum alloy automobile body can be effectively enhanced and stamping cost is lowered.

The invention relates to a wide band one-layer microstrip patch antenna, which solves the problem of narrow impedance width in the currently common microstrip antenna. The microstrip patch of the antenna is a one-layer microstrip patch; one end of a stair-stepping coplane microstrip line with two widths is inserted in the patch antenna by the open slot on a convex microstrip patch, and the other end of a feeding microstrip line is positioned at the edge of a microstrip dielectric-slab; a concave metal carinal cavity is arranged at the back surface of the microstrip dielectric-slab excluding the position corresponding to the microstrip patch and in the middle of structural mounting plate. The wide band one-layer microstrip patch antenna can form a large microstrip patch antenna array easily, which is in favor of impedance matching of the antenna, the subnetwork design for microstrip work, the weight reduction of the antenna and the bandwidth widening of the antenna; the wide band one-layer microstrip patch antenna of the invention has the advantages of simple and compact structure and small cross section, which improves the telecommunication performance and reduces the whole weightof the antenna array.

The invention discloses a weight-loss health-care food which is prepared from the main raw materials of, by weight, 1-60% of a white kidney bean extract, 1-50% of L-malic acid, 1-65% of L-carnitine tartrate, and 1-40% of konjac powder. The invention also discloses a preparation method of the weight-loss health-care food. The method comprises the step that: the main materials of the white kidney bean extract, L-malic acid, L-carnitine tartrate, and konjac powder are well mixed, such that the health-care food with weight-loss function is obtained. With the health-care food, starchy substance absorption is inhibited, body metabolism is promoted, and energy conversion is promoted, such that fat consumption is increased, fat formation is prevented, and a weight-loss function is achieved. With the preparation method, absorption of nutrients such as proteins and vitamins is not influenced, diet control is not needed, and weight can be naturally controlled and reduced. The preparation method provided by the invention has the advantages of simple process, no high-temperature operation, convenient operation, and energy saving.

The invention relates to a combined composite brake disc, a preparation method and application, and belongs to the technical field of development of special brake discs. The combined composite brake disc comprises a friction disc body (1) and a connecting and supporting disc body (2). The friction disc body (1) is of a carbon-ceramic composite, and the connecting and supporting disc body (2) is of a gradient aluminum matrix composite compounded in a hot-pressing mode. The combined composite brake disc comprises the friction disc body (1) of the carbon-ceramic composite and the connecting and supporting disc body (2) of the gradient aluminum matrix composite. The friction disc body (1) of the carbon-ceramic composite and the connecting and supporting disc body (2) of the gradient aluminum matrix composite are connected into a whole through riveting. The brake disc designed in the invention is obviously longer than existing products in service life when being applied to high-speed trains.

The invention relates to a method for processing a beverage by taking natural plants as raw materials, in particular to a cold brewed herbal tea and a preparation method thereof. The cold brewed herbal tea is processed by using the raw materials such as medical stone, honeysuckle, mulberry leaves, momordica grosvenori, dandelion, tea powder, pollen and the like. The cold brewed herbal tea has the good effects of clearing heat and detoxicating, protecting health, beautifying, treating anemopyretic cold, improving eyesight and removing heat from the liver, relieving cough, relieving summer heat and quenching thirst, relaxing bowel, regulating blood sugar level, reducing blood fat, lowering blood pressure, refreshing, digesting, promoting urination and the like.

A conductive connecting sheet with a side composite metal structure comprises at least two foreign metal sheets. Each metal sheet comprises at least one copper metal sheet or nickel metal sheet, and the rest is a metal sheet at the price lower than the price of copper and nickel. Each metal sheet is arranged along the length direction of the conductive connecting sheet. The adjacent metal sheets are combined closely on an end face, and lap joint does not exist among the adjacent metal sheets. The production method comprises the following steps that: in the at least two metal strips, the adjacent metal strips are firmly combined on the adjacent side to form a side composite board strip by side composite technology; and the produced board strip is subjected to rolling and process annealing treatment to produce a final board strip with thickness the same as that of the conductive connecting sheet, and then is punched and formed along the transverse direction. The invention makes the bestof the advantages of combination of the side composite metal board strips, can ideally meet the requirement of the overall high-conductivity and the transition welding component, prevent the negativeeffect of the traditional lap joint and obviously save scarce metal and improve the waste recovery value.

The invention relates to a power battery module of an electric vehicle and an electric vehicle. The power battery module comprises cells, an upper cover, a middle end plate, two oppositely arranged end plates, and two oppositely arranged lateral plates. Two end plates are respectively welded to two lateral plates to form a shell without any bottom surface or a top surface. The middle end plate iswelded to two lateral plates so as to divide the interior of the shell into at least two installation cavities. Multiple cells are installed in each installation cavity. The upper cover is arranged onthe upper end of the shell. The overall installation structure is formed by connecting the middle end plate, the end plates, and the lateral plates, the number of stored cells is increased, the number of stored cells is equal to the number of cells of two or more individual modules, compared with two or more individual modules, the size is reduced in the length direction, the module length is increased, the occupied space is small, the uniformity of the module is increased, the inner space is saved, the whole structure of the module is more compact, the space utilization rate is increased, and thus the energy density and capacity of the whole battery system are both increased.

The invention relates to a pharmaceutical preparation for fat-reducing and relaxing bowl, its preparing process and quality control method, wherein the preparation is made mainly from cassia seed, prepared rhubarb, sea tangle and chebula fruit through steps of disintegrating rhubarb horsetails, extracting other medicinal materials through ethanol backflow, concentrating, drying, collecting concrete powder, and mixing with rhubarb horsetails fines homogeneously to obtain clinically acceptable preparations. The quality control index of the composition is anthraquinones, whose content in unit preparation of 100g should be no lower than 300mg.

The invention discloses meal replacement powder capable of reducing weight and a preparation method of the meal replacement powder. The meal replacement powder capable of reducing weight comprises thefollowing components in parts by weight of 0.1-0.5 part of a white kidney bean extract, 3-5 parts of L-arabinose, 10-15 parts of coix seeds, 10-15 parts of black rice, 10-15 parts of oat, 10-15 partsof millet, 5-10 parts of chenopodium quinoa willd, 5-10 parts of chia seeds, 5-10 parts of linseeds, 12-14 parts of wheat germ powder, 15-20 parts of black beans, 10-15 parts of inulin, 1-5 parts ofsoybean phosphatide, 3-5 parts of a lotus leaf extract, 5-8 parts of bamboo-leaf flavone, and 25-30 parts of isomaltooligosacharide. The preparation method comprises the following steps of firstly, crushing part of the raw materials, then performing wetting, performing puffing, then performing crushing, performing screening, and finally, mixing the rest of the raw materials so as to obtain finished products. The meal replacement powder capable of reducing weight can effectively restrain absorption and conversion of sugar, so that the effect of reducing weight is notable, and besides, the mealreplacement powder is reasonable in nutrient collocation and balanced in function components. The preparation method is simple, convenient, and easy to operate.

The invention relates to a method for manufacturing a carbon fiber reinforced resin matrix composite structure, which comprises the following steps: (1) utilizing a pulling and extruding forming technique to prepare a micro-diameter carbon fiber rod with the diameter of 0.3mm-0.5mm; (2) using a numerical control embedded machine to implant the carbon fiber into a foam carrier according to a designed direction and distribution density; (3) guiding the micro-diameter carbon fiber rod from the foam carrier into a resin base composite material pre-soaking material blank by using an ultrasonic auxiliary implanting device, wherein the volume ratio of carbon fiber rod to resin base composite material is 0.44%-3.14%; and (4) after removing foams, co-curing the micro-diameter carbon fiber rod with a prepreg piece, so as to acquire a multi-directional enhanced resin base composite material co-curing component. By using the method, all sub-layers of the composite material having the layered structure are fixedly combined along the direction vertical to a paving layer. Compared with the composite material having no multi-directional enhanced layered structure, the interlayer fracture toughness of the multi-directional enhanced composite material having the layered structure is obviously increased, thereby improving the interlayer property.

A novel propellant management device used in a propellant storage box comprises a central supporting column, flow guide blades, supporting column blades, large blades, liquid storage blades, an upper pressing plate, an upper mesh, an upper supporting plate, small cylinders, a framework, a lower pressing plate, a lower mesh and a lower supporting plate, wherein the flow guide blades, the supporting column blades and the large blades are all fixedly mounted on the central supporting column in the radial direction to form an integral structure, the integral structure is fixedly mounted on the upper pressing plate through the central supporting column, the supporting column blades and the large blades are mounted in the same plane, and a mounting plane of each flow guide blade and a mounting plane of each large blade form a certain included angle; the liquid storage blades are fixedly mounted on the upper pressing plate in the radial direction; the upper pressing plate, the upper mesh, the upper supporting plate, the small cylinders, the middle framework, the lower pressing plate, the lower mesh and the lower supporting plate are sequentially fixedly mounted from top to bottom to form the integral structure, namely, a liquid accumulation assembly. The novel propellant management device has the inhibition function on shaking of liquid, performs comprehensive management on propellants and is simple in structure, high in strength and reliability and large in liquid storage capacity, the on-orbit work application range is large, the on-orbit liquid discharge speed is high, and meanwhile, repeated large-flow filling on the ground can be realized.

The invention discloses Chinese herbal medicinal weight-reducing tea. The weight-reducing tea is prepared from the following Chinese herbal medicinal raw materials: 4 to 10g of hawthorn, 4 to 10g of cassia seed, 2 to 8g of lotus leaves, 3 to 5g of processed polygonum multiflorum, 1 to 3g of white chrysanthemum, 4 to 10g of lily, 3 to 5g of dried tangerine peel, 2 to 4g of mulberry leaves, and 2 to 4g of rose flowers. The weight-reducing tea can be effectively absorbed by a human body when being drunk in a brewing way, and realizes that over much fat in the body can be subjected to catabiosis in time by promoting fat catabolism, and cannot cause diarrhea; and the weight does not bounce after the weight-reducing tea is used, residual fat is prevented from storing in the body, and the weight is maintained in a certain healthy range. The Chinese herbal medicinal weight-reducing tea has certain beautifying effect.

The invention relates to a protein dietary fiber meal replacement powder solid beverage and applications thereof, and belongs to the field of foods. The protein dietary fiber meal replacement powder solid beverage comprises the following raw materials: 20-25 parts by weight of whey protein, 20-25 parts by weight of oat fiber, 15-25 parts by weight of soy protein isolate, 15-20 parts by weight of resistant dextrin, 10-15 parts by weight of the psyllium husks, 2-5 parts by weight of milk minerals and 2-5 parts by weight of inulin. The above-mentioned protein dietary fiber meal replacement powdersolid beverage is convenient to eat, full and rich in mouth feel and rich in nutrients, can effectively supplement proteins and minerals, and can reduce hunger, effectively reduce appetite and reduceenergy intake so as to achieve weight-losing effect. When used for people who are losing weight, the above-mentioned protein dietary fiber meal replacement powder solid beverage can effectively control the weight of the drinker by providing satiety, and can effectively avoid affecting the health of the drinker.

The invention provides a functional food set meal capable of losing weight scientifically and healthily. The functional food set meal comprises a conjugated protein meal replacement solid combination, a momordica grosvenori dietary fiber composite solid combination, a chia seed solid combination, a chitosan oligosaccharide solid combination, a fruit, vegetable and grain solid combination, a probiotics solid combination and a wheat seedling dietary fiber solid combination. Compared with the prior art, the functional food set meal is a nutritional food set meal which is beneficial to losing weight and is studied and developed based on the scientific weight losing theory and method, and according to the design and development theory of the set meal, on the premise of guaranteeing health, intake and consumption of energy are reasonably controlled, calorie supply and demand balance is set up, a biont has no redundant energy accumulation, meanwhile, internal fat is mobilized to be decomposed, energy is released to meet the need of the biont, and therefore the aim of losing weight is achieved. The functional food set meal has the advantages of adopting body health as the premise, balancing nutrition, reasonably controlling the energy and consumption, setting up energy negative balance, protecting the liver, adjusting the liver metabolism, mobilizing fat decomposition to release energy and the like.

The invention discloses a nutritional quinoa composition. The composition contains quinoa flour, Ficus tikoua powder and vegetable and fruit plant enzyme powder. The nutritional quinoa composition has no influences on normal diet, allows the body weight to be successfully controlled and the health to be kept while enjoying delicious foods, and makes people keep a good spirit state and a good working efficiency.

The invention relates to the field of agricultural water conservancy engineering, and provides a water-fertilizer integrated device for a greenhouse. The water-fertilizer integrated device comprises a greenhouse, and also comprises a water storage unit, a fertilizer dissolving unit, a controller and a plurality of spray-irrigation units, wherein the spray-irrigation units are arranged in soil located at the periphery of the root part of a crop in the greenhouse; the water storage unit and the fertilizer dissolving unit are in connection through a water delivery pipeline; the lower end of the fertilizer dissolving unit is provided with a main pipeline extending into the greenhouse; each spray-irrigation unit is connected with the main pipeline through a branch pipeline; and the water storage unit is connected with the main pipeline through an irrigation water pipe. The water-fertilizer integrated device for the greenhouse provided by the invention can realize automatic, highly-precise and direct applying of a fertilizer and water to the root part of a plant, achieves the purposes of saving water, reducing the fertilizer and increasing yield, reduces the labor intensity of workers, improves production efficiency, and reduces cost.

The invention discloses a method for preparing edible salt added with froggrass. Healthcare salt comprises commercial salt as a main ingredient and froggrass as a healthcare ingredient. The method comprises the following steps: drying commercial salt, adding a certain amount of froggrass into the salt, uniformly stirring, adding a certain amount of dextrin and seasonings into the salt, adding a proper amount of an anti-caking agent into the salt according to different needs, and performing subsequent operations of adding iodine, packaging and the like. The method is simple; the produced functional healthcare salt can be used for effectively overcoming the disadvantage of high possibility of diseases such as hypertension and coronary heart diseases due to excessive intake of sodium in traditional salt and bringing a healthcare effect of the froggrass into play to the hilt while ensuring a seasoning effect; the salt prepared by using the method is suitable for being used by various people.

The invention discloses a high-strength magnesium alloy sectional material as well as a preparation process and an application, relating to the forming technical field of the high-strength magnesium alloy. A strengthening phase in the high-strength magnesium alloy sectional material with an extrusion state mainly comprises a LPSO phase and a Beta phase, wherein the volume fraction of the LPSO phase is 1-40%; the volume fraction of Beta phase is 1-20%; A strengthening phase in the high-strength magnesium alloy sectional material with an aging state mainly comprises the LPSO phase, the Beta phase, a Beta's phase and a Gamma's phase, wherein the volume fraction of the LPSO phase is 1-40%; the volume fraction of the Beta phase is 1-20%; the number density of Beta's phase is 1015-1025m-3; the slenderness ratio l / d is 1-20; the number density of Gamma's phase is 1014-1024m-3; the slenderness ratio l / d is 1-50. With advantages of high comprehensive room-temperature mechanical property and better plasticity, the magnesium alloy sectional material provided by the invention can be applied to the production of aircraft containers.

The invention discloses a fruit and vegetable enzyme solid beverage. The fruit and vegetable enzyme solid beverage comprises the following components in parts by weight: 0.8-1.2 parts of excellent bacteria 80 enzyme, 2-4 parts of smooth enzyme, 1.8-2.4 parts of comprehensive grain-bean enzyme, 2.8-3.2 parts of high fiber vegetable and fruit enzyme, 0.8-1.2 parts of soybean compound enzyme, 0.8-2.4 parts of fruit enzyme beverage and 0.4-0.6 part of an emulsifier. The invention also discloses a method for preparing the fruit and vegetable enzyme solid beverage. The fruit and vegetable enzyme solid beverage is prepared by the steps of molecule fusion, homogeneous emulsification and spray drying. The fruit and vegetable enzyme solid beverage provided by the invention is full in nutrition and multiple in enzyme types; patients with chronic diseases such as the high blood pressure, diabetes and obesity can recover health rapidly.

The invention relates to a preparation technology for nodular cast iron with a TRIP (transformation-induced plasticity) effect. The preparation technology can be used for producing a nodular cast iron part, of which the strength of extension is greater than 700MPa, the elongation is 8%, and the product of strength and elongation is greater than 6000MPa%. The cast tissue is a complex phase tissue of ferrite base, bainite, retained austenite, a bit of martensite and graphite, soft ferrite base endows the whole cast with good ductility, hard bainite, distributed in the ferrite base in a complex intertwining manner, serves as a skeleton so as to improve the strength of the cast, a bit of martensite is the hardest phase in the tissue and plays a role in improving the strength of the cast, furthermore, a bit of retained austenite not only improves the ductility of the cast, but also can produce a TRIP effect at room temperature. Therefore, the nodular cast iron with the TRIP effect has better comprehensive property than common isothermal quenching nodular cast iron, improves both the ductility and strength of the cast, and has higher product of strength and elongation.

The invention belongs to the field of food processing and discloses a pinenut oil pinolenic acid microcapsule and a preparation method of the microcapsule. The pinenut oil pinolenic acid microcapsule has a weight reduction function and can reduce cholesterol (TC) and triglyceride (TG) and increase high density lipoprotein (HDL). The preparation method comprises the following preparation steps of: extracting pinolenic acid, preparing a core material solution, preparing a wall material solution, and encapsulating a microcapsule. By adopting the preparation method disclosed by the invention, the extraction rate of the pinolenic acid from pinenut oil is more than 70%, the pinenut oil pinolenic acid which is easily oxidized is microencapsulated to effectively prolong the quality guarantee period, and the encapsulation rate is more than 85%.

The invention discloses a lightweight PC / ABS weight loss composite material which comprises, by weight parts, 45-65 parts of polycarbonate (PC), 45-65 parts of acrylonitrile butadiene styrene resin (ABS), 15-30 parts of hollow glass beads, 5-8 parts of toughener, 3-5 parts of compatibilizer, 0.5 part of coupling agent, 0.5 part of lubricant, and 0.5 part of antioxidant. The invention also discloses a method for preparing the PC / ABS weight loss composite material. The hollow glass beads, the toughener, the coupling agent, the compatibilizer and the antioxidant are added and premixed and then added into a PC and ABS reaction system in a side feeding mode, so that the weight reduction effect of the composite material is obvious, and comprehensive mechanical properties are excellent.

The invention relates to a lower limb rehabilitation robot which comprises a base, a support column, a lying plate, a support rod and a lower limb exoskeleton. The front portion of the base is provided with the support column, and the back portion of the base is provided with a first motor and a sliding rail; the lower end of the support rod is installed in the sliding rail, and the first motor is in linkage connection with the lower end of the support rod to drive the lower end of the support rod to do feed movement along the sliding rail; the upper end of the support column is provided with a first rotating shaft; the lower end of the lying plate is installed on the first rotating shaft, the middle or the back portion of the lying plate is provided with a second rotating shaft, and the upper end of the support rod is installed on the second rotating shaft; the lower limb exoskeleton is installed at the lower end of the lying plate. According to the lower limb rehabilitation robot, the thigh connecting rod length, the shank connecting rod length, the lying plate length and the inclination angle can be automatically regulated according to the height of a patient.

The invention relates to whole-nutrition formula powder with ketone producing, fat reducing and sugar-resisting functions and application of the whole-nutrition formula powder. The whole-nutrition formula powder is prepared from the following raw materials: small molecular collagen peptide, whey protein concentrate powder, raw pressed coconut oil, linseed oil, glutamine, maltodextrin, fructooligosaccharide, resistant dextrin, complex minerals, decavitamin, mono / diglycerol fatty acid ester (emulsifier) and edible essence. The invention further relates to application of the whole-nutrition formula powder in preparation of functional food with ketone producing, fat reducing and sugar-resisting functions. The whole-nutrition formula powder has the advantages as follows: the whole-nutrition formula powder is scientific in formula and comprehensive in nutrient, components cover three major macronutrients including carbohydrate, fat and protein, meanwhile, all vitamins and minerals recommended by Chinese Resident Dietary Guidelines 2016 Version RNI are provided, the characteristics that MCT (medium chain triglyceride) cannot become depot fat and can rapidly supply energy to the human bodyare used, so that energy intake and storage are controlled, and the purpose of controlling the body weight is achieved.

The invention discloses a meal replacement food and a production method thereof, aiming at achieving the effects that the taste is good, nutrients are reasonably supplemented, and the physical condition of obese people can be improved. The meal replacement food comprises the following raw materials by weight percent: 60-70% of Chinese yam powder, 10-25% of konjac flour, 10-15% of sweet potato flour, 5-10% of soy flour, 5-10% of tomato powder, 1-6% of calcium carbonate, 1-6% of vitamin, 1-6% of xylitol, 1-6% of food flavor and 1-6% of chitin. The production method of the meal replacement food comprises the following steps: mixing and sieving to obtain a primary mixture; mixing for the second time and sieving to obtain a secondary mixture; uniformly spraying a solvent onto the surface of the secondary mixture, and stirring; drying; and tabletting. Compared with the prior art, the intake of energy is reduced, and the health can be protected while the weight losing effect is achieved.

The invention discloses a food suitable for obese and overweight people and a making method thereof and a weight and health management method. The food comprises vegetable protein, puffed grain particles, sugar alcohol matter, resistant dextrin, dietary fibers, yeast glucan, gamma-aminobutyric acid, haematococcus pluvialis, chopped nuts, quick-frozen fruit particles, edible glycerinum, vegetable oil and the like. According to the food, a user can be helped to achieve the weight losing aim fast without taking weight-reducing medicine or being on a diet, meanwhile, the health condition of the user can be effectively improved, especially the health condition of users suffering from high blood pressure, hyperlipidemia and hyperglycemia, the fatty liver, gout and other metabolism diseases is remarkably improved, especially in cooperation with the weight and health management method, the weight losing and health condition regulating effects are more remarkable, meanwhile, the raw materials are wide in source, cost is low, the preparation process is simple, and large-scale production is easy.

The invention provides an automobile B column reinforcing plate assembly applied to the technical field of parts and components for an automobile body. A supporting outer plate (1) of the automobile B column reinforcing plate assembly adopts a structure made of carbon fiber materials; a reinforcing inner plate (2) adopts a structure made of steel plate materials; the supporting outer plate (1) and the reinforcing inner plate (2) are fixedly connected together; and the automobile B column reinforcing plate assembly is fixed on the automobile body. The automobile B column reinforcing plate assembly disclosed by the invention is simple in structure; through the composite design of the carbon fiber materials and the steel plate, the integrated intensity of the automobile B column reinforcing plate assembly is effectively improved, so that when the automobile collides, the side colliding safety of the automobile is improved; and besides, the weight of the automobile body is reduced, the purpose of reducing weight is achieved, and the performance requirements of the complete automobile are met.

The invention belongs to the technical field of alloy materials, and particularly relates to low-density corrosion-resistant steel and a preparation method and application thereof. The low-density corrosion-resistant steel comprises the following element components of, by mass, 0.6-1.7% of C, 8-12% of Al, 0.2-0.5% of Si, 28-35% of Mn, 0.5-2.5% of Cr, 0.1-0.9% of V, 0.1-1.3% of Mo, and the balanceFe and inevitable impurities. Compared with a contrast material 40Cr steel, the low-density corrosion-resistant steel has the advantages that the density is low, and the corrosion resistance is better; and the result of the embodiment shows that the density of the low-density corrosion-resistant steel obtained according to the preparation method is reduced by 12.106-17.65% compared with the density of the 40Cr steel, and the corrosion resistance is improved by 22.18-50.16%.

The invention discloses a gangue filling three-dimensional grouting construction method of a short-wall roadway mining horizontal working face and relates to a gangue filling grouting construction method. Two-side grouting pipes on the two sides of the bottom of a roadway, a plurality of horizontal grouting pipes connected between the grouting pipes on the two sides, and vertical grouting pipes vertically fixedly connected with the horizontal grouting pipes are designed, a stable frame-type structure is formed, after gangue stacking, grouting is conducted, and the better grouting effect is guaranteed through the three-dimensional grouting process; fixing diagonal bracings are designed between the horizontal grouting pipes and the vertical grouting pipes to enable the frame-type structure to be more stable; and after grout in the vertical grouting pipes is solidified, supporting pipes containing the solidified grout are formed, under the effect of the grout, the supporting pipes and gangue stacking bodies form joint bearing bodies to support overlying strata jointly, thus sinking of the overlying strata is small, and the ground surface dust reduction effect is good.

An extraction separation method of L-synephrine relates to a method for extracting L-synephrine by reversed micelles. The method is characterized by taking immature bitter orange in the market as the raw material and carrying out the processes of dissolution, air pump filtration, ultrafiltration separation, reversed micelles extraction, back extraction, vacuum concentration and freeze-drying to obtain the finished product. The high purity product can be produced at normal temperature and the production energy consumption can be reduced by the method; the production equipment is simple and is convenient to operate; such nontoxic substances as ethanol, distilled water and the like are mainly used in the production process and can be reused; and the stripped impurities can be reused; therefore, the method has the advantages of safe production, full utilization of substance resources, no three wastes discharge, low production cost and energy conservation and emission reduction. The L-synephrine prepared by the method can be extensively applied to the industries such as medicine, food, beverage, health care product and the like.