46results about How to "No floating phenomenon" patented technology

The invention provides a perlite fireproof thermal baffle and a preparation method thereof. The preparation method comprises the following steps: mixing 25-50 parts by weight of expanded perlite, 10-30 parts by weight of inorganic fiber, 5-30 parts by weight of adsorbent, 0-10 parts by weight of additive, 2-8 parts by weight of starch, 1-3 parts by weight of filter aid and water to obtain a slurry; and draining the slurry, carrying out compression molding and drying to obtain the perlite fireproof thermal baffle. Compared with the prior art, by using starch as a binder, the addition amount of the starch and the volume density can be regulated to manufacture perlite fireproof thermal baffles with different strengths, thereby enhancing the pressure resistance. The thermal baffle is free of alkali metal ions; and when the thermal baffle is used as a fire door core board, no phenomenon of moisture absorption can occur. Meanwhile, the optimal combination of the inorganic fiber and adsorbent ensures no phenomenon of floating of the expanded perlite in water, so that the perlite can be uniformly distributed in the board, thereby ensuring the smooth and non-cracking surface of the wet blank in the transport process.

The invention relates to a domestic sewage treatment device for a ship. An aeration chamber, a precipitation chamber and a membrane chamber are formed in the body of the device respectively; the membrane chamber is a flat cube and is positioned on one side of the body; the aeration chamber and the precipitation chamber form a box type cube which is positioned on the other side of the body; a clapboard of which a half is isolated is arranged in the aeration chamber; the bottom of the precipitation chamber is funnel-shaped, and the top of the precipitation chamber is trumpet-shaped; and a wateroutlet cavity on the upper part of the precipitation chamber is positioned at the central position of the box type cube. Due to the design of the clapboard in the aeration chamber, a plug flow movement locus is formed while sewage is aerated by using an aerator at the bottom of the aeration chamber, so that higher biochemical reaction efficiency is realized for sewage; and by improving the structure of the precipitation chamber, the chemical oxygen demand (COD), biochemical oxygen demand after 5 days (BOD5) and total suspension solid (TSS) value can be lowered effectively. By improving the water outlet cavity of the precipitation chamber, a liquid in the precipitation chamber can keep in stable state no matter which direction the device is inclined in, and the stability of the device is further enhanced.

The invention relates to an energy-saving non-stuff cooling tower, without stuff inside the tower, with high cooling efficiency, low energy-consumption and low producing cost. Wherein, said tower comprise a water collector, a distributing system, a water gas distributor, a fan cylinder, a water tank with water collecting disc and a wind inlet shutter; said distributing system also comprises a wind guide atomizing ejector connected to the tube of distributing system and uniformly distributed at the lower part of tower; the water gas distributor is arranged under the wind guide atomizing ejector; the middle of cooling tower is arranged with an atom rectifier. The invention can avoid the traditional spray stuff, to process heat exchange not in spray stuff, to solve the problems as block, low cooling efficiency and low efficiency.

The invention discloses a non-woven fabric air cooler, and belongs to the technical field of non-textile machinery. The non-woven fabric air cooler comprises a machine frame, an upper air box and a lower air box. The upper air box is connected with the upper end of the machine frame. A set of air outlet grooves extends out of one side of the upper air box facing towards the lower air box. One end of the upper air box is connected with an external air supply mechanism in a matching mode. The lower air box is fixed on the lower portion of the machine frame. A set of air outlet boxes is formed in one side of the lower air box facing towards the upper air box. Air outlet holes are formed in one side surface of each air outlet box facing towards the upper air box. A set of cloth guide rollers is arranged on one side of the lower air box facing towards the upper air box, and a corresponding air outlet box is arranged between two adjacent cloth guide rollers. One end of the lower air box is connected with an external air introducing mechanism in the matching mode, the external air introducing mechanism is arranged on the top portion of the machine frame, and a gap reserved between the upper air box and the lower air box is a non-woven fabric via channel. The non-woven fabric air cooler has the advantages of improving cooling effect and cooling efficiency notably and being capable of ensuing even cooling.

The invention discloses a manufacturing method of a terminal electrode of a laminated type electronic component, comprising the following steps of: manufacturing an outer electrode; and manufacturing an integral terminal electrode. The manufacturing method is characterized in that the integral terminal electrode is manufactured in a printing way; printing silver pastes are inner electrode silverpastes added with porcelain powder for products, and the adding amount of the porcelain powder accounts for 0.6-3.0 percent by the weight of the inner electrode silver pastes. According to the invention, the traditional inner electrode silver pastes are improved, the bonding force of the inner electrode silver pastes and product porcelains can be remarkably increased without generating the ascentof low-melting-point glass when terminal pastes are directly adopted, and the inference of the terminal electrode manufactured in the traditional silver bonding way on the electrical property of the products can be reduced to be minimum.

The invention discloses a full water stopping side wall template system. The full water stopping side wall template system is characterized in that a side wall template is a steel template, the back of the side wall template is provided with a triangular bracket which is composed of a vertical bar, a horizontal bar and an oblique brace, and the triangular bracket supports the side wall template triangularly. The side wall template and the vertical bar of the triangular bracket are connected into a whole by hook bolts; a pre-embedded anchoring bolt is arranged; and the pre-embedded anchoring bolt and the bottom part of the triangular bracket, which is near to the side wall, are anchored with a high-strength nut through an external-connection screw. Due to the adoption of the full water stopping side wall template system, the quality of the water-stopping engineering and the like can be ensured, the construction efficiency can be improved, and the construction cost can be reduced.

The invention relates to a painting dressing sling assembly for the car body, which comprises a sling frame, and the inside of the sling frame is provided with an internal sling frame, and the internal sling frame beams on two sides of the internal sling frame are respectively connected with the sling frame beams positioned on the external sling frame through the rotating shaft in a moveable manner. The shaft lines of the rotating shafts on two sides are positioned on the same level line, and the internal sling frame beams connected through the rotating shaft and the sling frame beam are upright with each other, and the upper end or the lower end of the internal sling frame is provided with a fixing bracket. The invention can obviously improve production and also can make the produced products having better quality.

The invention discloses a double-layer bath essence composition. The double-layer bath essence composition comprises the ingredients in parts by weight: 10-80 parts of liquid grease, 5-50 parts of nonionic surfactant, 0.1-25 parts of skin-care essential oil, 0.1-5 parts of antioxidant and 10-80 parts of polyol. The double-layer bath essence composition disclosed by the invention is of double-layertransparent appearance, is of uniform milk state through being added into water after shake-up, can restore after standing of several hours, belongs to innovated dosage forms of bath or foot-bath nursing products and meanwhile achieves concurrence of aqueous or water-soluble effect ingredients, oil-soluble effect ingredients and alcohol-soluble active ingredients in the same product; and when inuse, after the double-layer bath essence composition is poured into water, the double-layer bath essence composition is uniform and consistent and is free of layering or oil floating phenomena, and askin nourishing effect is exerted while achieving aromatherapy experience during dipping bath or foot bath.

Anoxic-anaerobic-anoxic-aerobic-membrane module treatment method, which belongs to the field of sewage treatment and environmental protection, anoxic-anaerobic-anoxic-aerobic-membrane module treatment method: sewage enters the pre-denitrification tank through the water inlet , the sewage is filtered through the biological filter bed in the pre-denitrification tank; the sewage filtered in the pre-denitrification tank enters the anaerobic tank, and the sewage is filtered through the biological filter bed in the anaerobic tank; the sewage filtered in the anaerobic tank enters the anoxic tank pool, the sewage is filtered through the biological filter bed in the anoxic pool; the sewage filtered in the anoxic pool enters the aerobic pool, and the sewage is filtered through the biological filter bed in the aerobic pool; the sewage filtered in the aerobic pool enters the membrane pool, and the sewage passes through The MBR membrane module in the membrane pool is filtered; the sewage filtered by the MBR membrane module in the membrane pool is discharged through the outlet pipe under the action of negative pressure; the biodegradable organic pollutants in the water are removed by activated sludge, and the membrane is used to purify The final water and activated sludge are separated into solid and liquid; it can be widely used in the field of sewage treatment and environmental protection.

The invention discloses a vertical charging method for roasting carbon blocks, relating to the technical field of production of pre-baked anodes for electrolytic aluminium. The method comprises the following steps: after laying fillers by a multifunctional overhead crane, placing a charging die (3) on the fillers; laying the fillers in a fillers filling area (4) of the charging die again; subsequently pulling the fillers out of the charging die; and arranging raw carbon blocks (1) organized in groups at the spacing of the fillers that are laid again. The invention also discloses a charging die (3) that is used for the vertical charging method for roasting carbon blocks. The charging die (3) is grid-shaped and all grids are arranged alternately; the large grids are carbon black containing areas (5); and the small grids are filler filling areas (4). The method and the die effectively solve the problems of corner collapse, edges collapse and the like of the roasting carbon blocks in the vertical charging process, thus improving the qualified rate of the roasting finished product, and reducing production cost.

The invention relates to the technical field of oil gas well cementing, and especially relates to a composite particle, and a preparation method and an application thereof. The composite particle comprises a core which is an elastic particle and a shell layer which is a rigid particle and coats the external surface of the core. The preparation method of the composite particle is characterized in that airflow entrainment is used to drive the elastic particle and the rigid particle to move relative to each other in order to form the composite particle. The composite particle has high temperature resistance, improves the acid and alkali resistance of the elastic particle, has good stability, has good compatibility with cement mortar, has no floatation phenomenon, has no thickness increase phenomenon in the curing process, obviously reduces the elastic modulus of set cement, increases the deformation ability of the set cement, is spherical, and facilitates increase of the fluidity of the cement mortar.

The invention discloses an anoxic-anaerobic-anoxic-aerobic-membrane assembly treatment device. An A3O+MBR (Membrane Bio-Reactor) treatment device comprises a water inlet, a pre-denitrification tank, an anaerobic tank, an anoxic tank, an aerobic tank, a membrane tank, spherical filler, MBBR (Moving Bed Biofilm Reactor) filler, a water outlet pipe, an inspection hole, aeration devices, a sludge backflow pipe, a denitrification liquid return pipe, a self-sucking pump, an MBR membrane assembly, an aeration head, an aeration branch pipe, an aeration main pipe, a gas adjusting valve, aeration equipment and a biological filter bed, wherein the spherical filler is placed in the biological fiber bed and is immobilized; the MBBR filler is placed in the aerobic tank and is mobilized; the MBR membrane assembly is mounted in the membrane tank; the aeration devices are arranged in the aerobic tank and the membrane tank; biodegradable organic pollutants in water can be removed by active sludge, and solid-liquid separation on the purified water and active sludge is carried out by adopting a membrane; the device can be widely applied to the environment protection field of sewage treatment.

The invention relates to the field of refractory materials, in particular to a magnesian current stabilizer for a tundish and a preparation method of the magnesian current stabilizer. The designed magnesian current stabilizer for the tundish is characterized by being prepared from the following main raw materials in percentage by weight: 10-60% of regenerated magnesian material, 15-45% of forsterite particles, 10-40% of fused magnesia fine powder, 3-8% of activated aluminum oxide micro powder and 1-5% of a binding agent, in percentage by weight, the dispersing agent accounts for 0.1-0.5% of the main raw material, the anti-explosion agent accounts for 0.1-0.5% of the main raw material, the stainless steel fiber accounts for 0.5-1.5% of the main raw material, and the water accounts for 4-5.5% of the main raw material. The magnesian current stabilizer prepared by the preparation method disclosed by the invention is not easy to crack, and has better strength and molten steel scouring resistance, and in addition, the preparation method has the characteristics of low cost and short period.

The invention provides a feed spreader, and relates to a feed distribution mechanism. The feed spreader comprises a vehicle body, a power mechanism, a travelling mechanism, and a feed spreading mechanism, wherein the feed spreading mechanism comprises a horizontal base plate which is arranged on the bottom part of a material carriage of the vehicle body; clearances are remained between the vehicle body and both front and back ends of the base plate; a scraping driving shaft and a scraping driven shaft are connected transversely and in parallel on both sides of the vehicle body; two chains are connected on both sides of the scraping driving shaft and the scraping driven shaft by sixth gears; a plurality of strip-shaped scraping plates are connected between two chains; the upper part of each chain is arranged on the base plate while the lower part of the chain is arranged below the base plate; a transverse auger is arranged on the front end of the bottom part of the material carriage of the vehicle body; an axial center line of the auger is lower than the base plate of the material carriage; a material shifting shaft with shift teeth is arranged on the auger in the transverse direction; and the material shifting shaft, the chains and the auger are driven by the power mechanism. With the adoption of the device, the mechanical feed transporting and discharging of livestock rearing is achieved, a large amount of manpower is saved, the cost is reduced, and the feed transporting and discharging efficiency is improved.

The invention relates to a high-temperature cyanogen-free l gold loaded carbon desorption system and a control method thereof. The high-temperature cyanogen-free gold loaded carbon desorption system comprises a desorption column, an electric heater, an electrolytic tank, a circulating pump, a desorption liquid tank, an air compressor, a connecting pipeline for connecting the parts, a control valve, and the like. The control method is characterized by comprising the following steps of: (1) arranging a solution circulating passage: one end is connected with a pipeline between a filter and an electrolytic liquid inlet valve, and the other end is connected with the desorption liquid tank; and (2) arranging an electrolytic tank high-pressure discharged-liquid supply passage: one end is connected with a pipeline between the electric heater and a liquid check valve, and the other end is connected with a pipeline between an in-front-pump valve and an electrolytic liquid outlet valve. Aiming at the improvement, the invention also designs a whole set of system control methods. Compared with the prior art, the invention has the advantages that the high-temperature solution is ensured not to boil, no gold particle floatation phenomenon exists, and a gold product is ensured not to lose because the electrolytic tank with the loaded carbon does not relieve pressure. Moreover, heat energy can be fully utilized.

The invention discloses a non-woven fabric air cooler, and belongs to the technical field of non-textile machinery. The non-woven fabric air cooler comprises a machine frame, an upper air box lift adjusting mechanism which is arranged on the top portion of the machine frame, an upper air box and a lower air box. A set of air outlet grooves extends out of one side of the upper air box facing towards the lower air box, one end of the upper air box is connected with an external air supply mechanism in a matching mode, the lower air box is arranged on the lower portion of the machine frame, a set of air outlet boxes is formed in one side of the lower air box facing towards the upper air box, air outlet holes are formed in one side surface of each air outlet box facing towards the upper air box, a set of cloth guide rollers is arranged on one side of the lower air box facing towards the upper air box, a corresponding air outlet box is arranged between two adjacent cloth guide rollers, one end of the lower air box is connected with an external air introducing mechanism in the matching mode, the external air introducing mechanism is arranged on the top portion of the machine frame, and a gap reserved between the upper air box and the lower air box is a non-woven fabric via channel. The non-woven fabric air cooler has the advantages of improving cooling effect and cooling efficiency, ensuing even cooling and improving adaptability.

The invention provides nutritious brewing porridge and a preparation method thereof. Raw materials of the porridge comprise aloes, papaya, red ginseng and propolis, and additives of heme iron, milk calcium, vitamin D3, calcium phosphate and the like. The nutritious brewing porridge is reasonable in formula, rich in nutrition, and comprehensive in health functions, the raw materials of the aloes, papaya, red ginseng, additives and the like are matched mutually, so that the porridge has the effects of invigorating qi and blood, invigorating spleen and reinforcing stomach, strengthening spleen and soothing the nerves, whitening skin and supplementing iron and calcium to fundamentally improve functions of a human body and enhance immunity. During the preparation process, the aloes and papaya are subjected to deastringency and deacidification, and the propolis is added to remove bitter tastes of the red ginseng and like, so that the prepared brewing porridge is proper in sweetness and acidity, soft in palate and good in stability, wherein the aloe and papaya fruit particles contained in the porridge are good in recovery properties of water and suitable in taste, and the colors, aromas, flavors and stability of the fruit particles can be kept. The nutritious brewing porridge is simple in edible method and only requires hot water to brew, and solid materials contained in the porridge can all be uniformly dispersed after brewing and are not precipitated or floated after the porridge is placed for a long term.

The invention belongs to the technical field of full-nutrition formula food, and particularly relates to a food stabilizer, solid full-nutrition formula food and a preparation method thereof. The foodstabilizer is prepared from the following components in parts by weight: 1 to 3 parts of microcrystalline cellulose, 0.5 to 2 parts of monoglyceride and diglyceride fatty acid ester, 0.1 to 0.5 partof gellan gum, 0.1 to 1 part of carrageenan, 0.2 to 1 part of sodium tripolyphosphate and 0.2 to 1 part of sodium hexametaphosphate. The food stabilizer is applied to full-nutrition formula food, anda formula is designed professionally and reasonably, so that a product system is stable and meets the requirements of a human body on nutrition. Through an advanced processing technology, the productis converted into a solid state from a liquid state, so that the properties of the product are changed, the nutritional characteristics of the product can be preserved to the greatest extent, the shelf life of the product is prolonged, the product is convenient to preserve, place and transport to the greatest extent, and favorable conditions are provided for sales of the product.

The invention discloses a multi-shoe integral brake, belongs to a brake and particularly relates to a brake with a plurality of brake blocks. The multi-shoe integral brake is characterized in that a frame and a pusher are arranged on a base, a draw bar mechanism comprising rocker arms, a push-pull rod, a connecting rod and a lever is arranged on the frame, one end of the draw bar mechanism is connected with the pusher, and the other end of the draw bar mechanism is connected onto the frame; a brake chain is arranged in the frame, at least five brake shoes are linked with one another to form the brake chain, a circumference is formed by the brake chain in an encircled manner and clings to the surface of a brake drum in a floating manner, one end of the brake chain is connected onto the frame, the other end of the brake chain is connected onto the connecting rod, a shaft of the pusher moves up and down, the draw bar mechanism is pushed to swing around fulcrums on the tops of upright columns of the frame, and the brake chain can be driven to act. The multi-shoe integral brake has the advantages that the multi-shoe integral brake can run stably and reliably, shaking of the mechanism can be eliminated, floating clinging can be prevented after the brake chain is separated from the brake drum, a brake friction area can be enlarged, brake torque can be increased, pressure of an ejecting spring is low, power of the pusher can be reduced, a good brake effect can be realized, energy can be saved, and consumption can be reduced; high-temperature failure of brake linings can be prevented, and accordingly consumption of spare parts can be reduced.

The invention provides instant porridge containing fruit particles and a preparation method thereof. The instant porridge comprises the following raw materials: aloe, pawpaw, fig, persimmon, lily, red ginseng, additives and the like. The instant porridge is reasonable in formula, rich in nutrition and comprehensive in health care functions, the raw materials such as the aloe, pawpaw, fig, persimmon, lily, red ginseng and the like are matched with one another, and the instant porridge has the effects of invigorating qi and blood, tonifying spleen, reinforcing the stomach, tonifying spleen, soothing the nerves and whitening the skin and can achieve the effects of fundamentally improving the human body function and enhancing the immunity. In the preparation process, the aloe, pawpaw, fig and persimmon are subjected to astringency removal and deacidification treatment, and propolis is added to eliminate bitter taste of the red ginseng and the like, the prepared instant porridge is appropriate in sweetness and acidity, soft in taste and good in stability, the fruit particles included in the instant porridge can keep the color, aroma, taste and stability of the raw materials, and the taste is appropriate. The instant porridge is easy to eat and can be eaten directly or after being heated, the included solid matters can be uniformly dispersed, the stability is high, a settling or floating phenomenon is avoided, and the porridge can be stored for a long time.

A high-speed laying trolley comprises: a frame, including upper frame cross beams and lower frame cross beams; a feeding trolley, and a laying trolley, wherein the feeding trolley, the laying trolleyand the pair of upper frame cross beams form a rolling pair; a feeding carbon curtain compensation trolley, a laying carbon curtain compensation trolley, wherein the feeding carbon curtain compensation trolley, the laying carbon curtain compensation trolley and the pair of lower frame cross beams form a rolling pair; a feeding carbon curtain and a laying carbon curtain, between which a nonwoven fiber cotton clamping cavity is formed; a feeding carbon curtain driving mechanism, arranged at the left end of the frame, and a laying carbon curtain driving mechanism, arranged at the right end of theframe; a pair of feeding trolley traction synchronous belts, a pair of laying trolley traction synchronous belts, a feeding trolley traction synchronous belt driving mechanism and a laying trolley traction synchronous belt driving mechanism, wherein one ends of a pair of feeding trolley traction steel wire ropes are connected with the right end of the feeding trolley, the other ends of the pair of feeding trolley traction steel wire ropes are fixedly connected with the right end of the laying carbon curtain compensation trolley, one ends of a pair of laying trolley traction steel wire ropes are fixedly connected with the left end of the laying trolley, and the other ends of the pair of net laying trolley traction steel wire ropes are fixedly connected with the left end of the feeding carbon curtain compensation trolley. The laying speed is increased, and the energy consumption is reduced.

The invention relates to a core jig which is used for taking out a sand core from a core setting mould and feeding the sand core into a cavity on a pouring line, wherein the sand core comprises a sand core body; a positioning hole is formed at the top of the sand core body; multiple iron nails are inserted into the sand core body; the flat end of each iron nail is positioned at the upper part of the sand core body, and the sharp end of each iron nail penetrates through the lower part of the sand core body; the core jig comprises a frame, a fixing plate, a pushing plate, a driving mechanism and a locating pin; the fixing plate is connected to the frame; the pushing plate is positioned below the fixing plate and can slide up and down relative to the fixing plate; the driving mechanism drives the pushing plate to slide up and down relative to the fixing plate; the locating pin is arranged on the pushing plate and matched with the positioning hole; and the lower part of the pushing plate is provided with an electromagnetic attraction head which absorbs the sand core through the iron nails. The core jig provided by the invention can ensure that the sand core put in the cavity does not float upward without additionally using compaction stone for the sand core in the core setting process, is simple in structure and convenient to operate, and can be widely applied to the mechanical or automatic production line of batch production.

The invention relates to soybean milk powder for a lamb, prepared from enzymolysis fermented full fat soybean, whole milk powder, whey powder, lactose, fatty powder, lysine, methionine, tryptophan, animmunopotentiator, choline chloride, mountain flour, calcium hydrogen phosphate, table salt, a vitamin premix and a mineral premix. A preparation method of the soybean milk powder comprises full-fatsoybean pretreatment, full-fat soybean pre-digestion, mixing, drying and packaging. The advantages are as follows: 1) the plant-derived enzymolysis fermented whole-fat soybean is adopted as a main fatprotein source, the palatability is good, and phospholipid, sterol and functional small peptide are completely reserved; 2) the digestibility is high, the nutritional level is close to that of breastmilk, the palatability is good, the defect of ewe lactation insufficiency can be effectively overcome, and the disease resistance of the lamb is enhanced; 3) the materials are subjected to colloid mill ultrafine pulverization in advance, the pulverization efficiency is high, and the particle size distribution is narrow. Semi-liquid deep enzymolysis fermentation is adopted, the nutrient digestibility is improved, and a high-quality energy protein source with the peptide content up to 50% or more can be obtained, which is non-polluting, hygienic and clean.

The invention discloses an A2 / O-UASB continuous flow integrated anaerobic ammonia oxidation coupling denitrifying phosphorus removal device and a real-time control method. A DO sensor collects the dissolved oxygen concentrations in an A2 / O reactor aerobic zone and an integrated anaerobic ammonia oxidation USAB reactor on line, the concentrations are transmitted into a PLC control cabinet in a signal mode and output through a computer, and therefore the dissolved oxygen concentration in the A2 / O reactor aerobic zone and the denitrification effect in the integrated anaerobic ammonia oxidation USAB reactor can be controlled; the concentrations of ammonia nitrogen, nitrite, nitrate and phosphorus in a middle water tank and a water drainage tank, the concentrates are output by a computer to a frequency converting control box, and therefore the aeration rate, the nitrification liquid reflux ratio, the sludge return ratio and the like are adjusted. By controlling the system in real time, the concentrations of all water effluent parameters are monitored on line, system operation is optimized, low-carbon-nitrogen-ratio urban sewage deep nitrogen and phosphorus removal is achieved, meanwhile, external carbon sources and the aeration rate are saved, and the discharge amount of residual sludge is reduced.

The invention relates to the field of refractory materials, in particular to a magnesium current stabilizer for a tundish and a preparation method thereof. A magnesium current stabilizer for tundish designed by the present invention is characterized in that it is prepared from main raw materials, dispersant, explosion-proof agent, stainless steel fiber and water, and the main raw materials include recycled magnesium raw materials 10% by weight percentage ~60%, forsterite particles 15~45%, fused magnesia fine powder 10~40%, activated alumina micropowder 3~8%, binder 1~5%; by weight percentage, dispersant accounts for the main raw material 0.1-0.5% of the main raw material, anti-explosion agent accounts for 0.1-0.5% of the main raw material, stainless steel fiber accounts for 0.5-1.5% of the main raw material, and water accounts for 4-5.5% of the main raw material; the magnesium flow stabilizer prepared by the present invention is not only difficult Cracking occurs, and has good strength and molten steel erosion resistance, and the preparation method has the characteristics of low cost and short cycle.

The invention discloses an advanced treatment method of nitrate-containing water, which comprises the following steps: sending nitrate-containing water and a carbon source into an anoxic tank for treatment, sending into an aeration tank for treatment, passing through a secondary sedimentation tank to separate mud from water, and discharging the water, wherein the nitrate load of the anoxic tank is 0.5-3.0gNO[3]-N.L<-1>.d<-1>, and the load of the aeration tank is 0.5-1.0gCOD.L<-1>.d<-1>. The method has the advantages of simple process, low investment and treatment efficiency, and is suitable for treating large-scale nitrate water; the removal rates of nitrates and COD (chemical oxygen demand) are respectively higher than 99% and 95%, the SS (suspended sediment) in the effluent water is very low, no nitrate is detected, and the COD is only 6mg.L<-1> or so; and the effluent water is clear and transparent.

The invention discloses a manufacturing method of a terminal electrode of a laminated type electronic component, comprising the following steps of: manufacturing an outer electrode; and manufacturing an integral terminal electrode. The manufacturing method is characterized in that the integral terminal electrode is manufactured in a printing way; printing silver pastes are inner electrode silver pastes added with porcelain powder for products, and the adding amount of the porcelain powder accounts for 0.6-3.0 percent by the weight of the inner electrode silver pastes. According to the invention, the traditional inner electrode silver pastes are improved, the bonding force of the inner electrode silver pastes and product porcelains can be remarkably increased without generating the ascent of low-melting-point glass when terminal pastes are directly adopted, and the inference of the terminal electrode manufactured in the traditional silver bonding way on the electrical property of the products can be reduced to be minimum.

The object of the present invention is to provide an adhesive tape for protecting the surface of a semiconductor wafer, which does not cause floating phenomenon even if it is attached to a semiconductor wafer having gold bumps and placed, and is suitable for polishing the back surface of a semiconductor wafer. During this time, dust or water will not be immersed, and the semiconductor wafer can be ground into a film, and the semiconductor wafer can be peeled off without cracking or residual glue. The means for solving the problem is an adhesive tape for protecting the surface of a semiconductor wafer, which has at least an adhesive layer and a base film, and the adhesive layer is not cured by the irradiation of energy rays, and the peeling speed is reduced at 23°C. The ratio B / A of the adhesive force A of the SUS280 abrasive surface at 50mm / min to the adhesive force B of the SUS280 abrasive surface at a peeling speed of 500mm / min is lower than 4.0, and for the SUS280 abrasive surface at a peeling speed of 300mm / min The adhesive force is 1.2-4.5N / 25mm at 23°C, and the adhesive force at 50°C is less than 50% of the adhesive force at 23°C.