54results about How to "Reduce the number of additions" patented technology

The invention provides an engine oil composition for improving oil loss or engine oil combustion of German automobiles. The engine oil composition comprises 63 to 78 weight percent of dodecyl carbon poly alpha-olefin base oil, 2 to 15 weight percent of ester base oil, 0.1 to 0.3 weight percent of pour point depressant, 8 to 10 percent of viscosity index improver and 10 to 13 weight percent of synthetic oil composite additive. The engine oil composition provided by the invention has low Noah gram value and low consumption in use, is not easy to produce 'engine oil combustion', reduces the adding times of engine oil, and reduces the maintenance expense at the same time of bring convenience to a driver. Proved by experiments, the Noah gram value of the engine oil composition is less than 4; and when the engine oil composition is used for an Audi series automobile with serious 'engine oil combustion', the engine oil is kept above the middle line by examination with an engine oil scale after the automobile runs for 5,000 kilograms.

The invention provides a method for producing an organic fertilizer from livestock manure in a harmless manner. The method comprises the processes of pretreatment and fermentation, wherein the pretreatment process comprises the following steps: firstly, spreading fermentative strains on fresh livestock manure, and controlling the mass ratio of the fresh livestock manure to fermentative strains to be 1000: (1-3) once every 2-6 days; secondly, fermenting for 1-7 days and adjusting the water content to complete the pretreatment process. The technical problems of the technology for producing organic fertilizer from fresh livestock mature in the prior art that the fermentation time is long, the plant is odorous and the environmental pollution is easily caused are solved. According to the method for producing organic fertilizer from livestock manure in a harmless manner, fresh livestock mature is directly subjected to fermentation pretreatment in advance to be partially fermented, so that odor produced by mature and environmental pollution can be greatly reduced; the scattered fermentative microbial strains do not need to be stirred; after pretreatment, secondary fermentation is carried out on the strains, therefore, the fermentation speed is improved, and the time cost is reduced; the addition times and the dosage of the stains can be reduced by more than half, and the cost is reduced; after the organic fertilizer is applied to crops, an obvious yield-increasing effect is achieved.

The invention discloses a special multiple-effect quality modifying agent used for a sour and spicy flavor meat product, and application of the special multiple-effect quality modifying agent. The multiple-effect quality modifying agent comprises the following raw materials in parts by weight: 25-30% of sodium tripolyphosphate, 10% of disodium hydrogen phosphate, 21-26% of sodium bicarbonate, 10-15% of sodium citrate, 10-11% of sodium hexametaphosphate, 5-10% of glycine, 3-5% of ethyl maltol and 3-8% of tea polyphenol. The use method of the special multiple-effect quality modifying agent comprises the following six main steps in sequence: processing the raw materials, preparing the quality modifying agent, adding quality modifying agent to carry out rubbing and rolling, then, adding sour and spicy pickling materials to carry out rubbing and rolling seasoning, carrying out pickling, and carrying out quick-freezing. The special multiple-effect quality modifying agent disclosed by the invention can be used for various categories of sour and spicy flavor meat products to improve a water holding capacity and prevent the sour and spicy flavor from being neutralized, in addition, color protection, fishy smell removal and water retention are combined into a whole, one modifying agent can realize various functions, and operation is simple. On a premise that the yield of the product is improved, the sour and spicy flavor is improved, colors are improved, and a fishy smell is removed. In addition, the special multiple-effect quality modifying agent has a low-phosphorus formula, the content of phosphorus in the meat product can be effectively lowered, and the problems of calcium and phosphorus ratio imbalance and the like of the human body due to excessive intake of phosphorus canbe avoided.

The invention discloses a high-CTI, high-heat-resistance, halogen-free and flame-retardant PC / ABS composition and a preparation method thereof. The composition comprises the following raw materials in parts by weight: 65-90 parts of polycarbonate, 3-10 parts of ABS resin, 4-10 parts of self-made phosphosilicate polymer, 3-10 parts of modified porous material, 1-5 parts of thickening agent, 0.1-0.3 part of antioxygen, 0.3-0.7 part of anti-dripping agent, and 0.2-0.5 part of lubricating agent. According to the high-CTI, high-heat-resistance, halogen-free and flame-retardant PC / ABS composition,the defects of low CTI, high dosage of phosphorus based flame retardant, low flame retarding performance and low thermal deformation temperature of a traditional halogen-free flame-retardant PC / ABSresin are solved; the complex system of the self-made phosphosilicate polymer and the porous material is selected, and a continuous net shaped carbon layer structure is formed through an electric field and electrolyte, so that the resin is high in CTI, and high in thermal deformation temperature; the thermal deformation temperature of the prepared PC / ABS composition is up to 113 DEG C, and the CTI is up to 450V.

The invention discloses a low-cost emulsifying agent applied to an oil-based drilling fluid and a preparation method thereof, and belongs to the technical field of petroleum drilling fluids. The low-cost emulsifying agent comprises the following raw materials in percentages by weight: 45% to 70% of oxidized fatty acid, 15% to 40% of malefic tall oil fatty acid, 5% to 30% of oleic acid and 1% to 5%of octadecyl sodium alkyl benzene sulfonate, wherein the total weight percentage of the raw materials is 100%. The preparation method comprises the following steps: mixing oxidized fatty acid, malefic tall oil fatty acid, oleic acid and octadecyl sodium alkyl benzene sulfonate, carrying out a stirring reaction at the temperature of 60 DEG C for 1 to 2 h, and discharging to obtain the low-cost emulsifying agent. The emulsifying agent disclosed by the invention has the advantages of low cost, high emulsion-breaking voltage, low filter loss and the like, a drilling fluid system can be stable, and the emulsifying agent is small in additive amount and convenient and effective to use and is convenient for popularization and application. The preparation method disclosed by the invention is simple in working procedures, simple in steps and convenient in production, and the production cost is greatly reduced.

The invention discloses a U-shaped circular type adjustable multi-spindle tool with lubricating grease convenient to add. The U-shaped circular type adjustable multi-spindle tool comprises a base; grooves are formed in the two ends of the outer wall at the top end of the base; rolling wheels are connected to the inner walls of the two grooves in a sliding mode; hydraulic oil cylinders are fixed tothe top ends of the two rolling wheels through bolts; a motor is fixed to the outer wall of one side of one of the hydraulic oil cylinders through a bolt; a supporting frame is fixed to one ends of piston rods of the two hydraulic oil cylinders through bolts; a transverse moving motor is fixed to the outer wall of one side of the supporting frame through a bolt; and circular openings are formed in the inner walls of the two sides of the supporting frame. The U-shaped circular type adjustable multi-spindle tool has the advantages that an oil tank is additionally arranged, the oil tank only needs to be filled with the lubricating grease, and therefore the production efficiency can be improved; and the rolling wheels capable of rolling, the transverse moving motor and a screw rod are additionally arranged, vertical and transverse reciprocating adjustment can be carried out in the machining process, so that the workload of operators can be greatly reduced, the lubricating grease can be conveniently added, and therefore the production efficiency can be greatly improved.

The invention relates to the technical field of biogas digester materials, in particular to a PVC composite material for a biogas digester and a preparation method of the PVC composite material. The PVC composite material comprises E-PVC paste layers, base coat layers and high-strength polyester sandwiched fabric, wherein the base coat layers are formed by coating the top and bottom surfaces of the high-strength polyester sandwiched fabric with base coat layer coating liquid and then performing drying, plasticizing and cooling; the E-PVC paste layers are formed by coating the base coat layers on the top and bottom surfaces of the high-strength polyester sandwiched fabric with E-PVC paste layer coating liquid and then performing drying, plasticizing and cooling. The performance advantages of two materials namely TPU and organic silicon are combined, the surface dryness of the material can be improved, higher physical and mechanical properties can still be kept after the material is aged, and the material has excellent ageing resistance, excellent scraping resistance, excellent oil resistance and lower using temperature.

The invention discloses a looped network switch cabinet, and belongs to the field of high-voltage equipment, and the looped network switch cabinet can realize that when a circuit board is burnt out, a control base makes a response through the induction of a flame inductor, and then the control base drives an electric telescopic rod to press a push plate downwards, so that the push plate slides in a fixed frame and extrudes liquid carbon dioxide, the liquid carbon dioxide is injected into the injection pipeline through a connector, then the liquid carbon dioxide is guided by the spray head to extinguish the position where a circuit of the circuit board is burnt out, and after the spray head sprays out the liquid carbon dioxide to extinguish fire, the spray head can rotate to cover the circuit board, so that the fire extinguishing efficiency is higher; the burnt residual flames are not easy to affect other parts, then a flame sensor is used for sensing and timely feeding back to stop extrusion of the push plate, and in order to reduce the adding frequency of the liquid carbon dioxide in the fixing frame, the push plate extrudes a main balloon to release the liquid carbon dioxide in the main balloon into the fixing frame.

The invention relates to the technical field of high polymer materials, and particularly discloses a high-performance halogen-free flame-retardant PC / CNT conductive material and a product thereof. According to the high-performance halogen-free flame-retardant PC / CNT conductive material. 100 parts by mass of a conductive material finished product comprises the following components in parts by mass: 20-90 parts of polycarbonate; 3 to 7 parts of carbon nanotubes; and 6.5 to 14 parts of a flame retardant. According to the high-performance halogen-free flame-retardant PC / CNT conductive material and the product thereof disclosed by the invention, the carbon nano tube is used as a conductive medium, so that the conductive material has relatively good antistatic performance, the flame-retardant grade reaches 1.0 mm V-0, more than 50% of relatively good physical characteristics of the conductive material are retained, and the obtained product has relatively good antistatic performance, flame retardance and impact resistance.

The invention discloses an alloy material for manufacturing bearing inner rings. The alloy material is characterized by comprising the following components in percentage by weight: 30 to 50% of iron, 6 to 8% of manganese, 10 to 30% of aluminum, 1 to 8% of lithium, 3 to 10% of zinc, 1 to 5% of molybdenum, 1 to 5% of zirconium, 0.3% to 2% of carbon, and 10 to 20% of nano graphite. The alloy material can improve the antioxidant performance and anticorrosion performance of bearing, can achieve a self-lubricating effect, reduces the addition frequency of lubricant, and prolongs the service life of bearing.

The invention discloses a novel transformer heat dissipation box which comprises a box body, a transformer is sleeved with the box body, an annular cooling cavity is formed between the inner wall of the box body and the outer wall of the transformer, and an annular water collection platform communicated with the annular cooling cavity is formed at the top of the box body. Annular water storage cavities communicated with the annular cooling cavity are formed in the middle of the inner wall of the box body and in the position close to the bottom of the box body respectively, a plurality of heat dissipation sets are evenly distributed on the outer wall of each annular water storage cavity in the annular direction, and each heat dissipation set comprises three heat dissipation rods formed by protruding the outer wall of the corresponding annular water storage cavity upwards and downwards respectively. The heat dissipation box has the advantages that the heat dissipation fins are structurally designed to be formed in the mode that the outer wall of the annular water storage cavity protrudes upwards and downwards, efficient heat dissipation is achieved, and the occupied area of the heat dissipation box is greatly reduced while the heat dissipation effect is not reduced through the structure.

A beehive used for pollination of fruits and vegetables in a greenhouse comprises a main box body and a box cover and further comprises a feeding box arranged between the main box body and the box cover, wherein a channel allowing bees to fly in and fly out is formed in the feeding box; one end of the channel is communicated with the main box body, and the other end of the channel can be subjected to liquid seal by feed put in the feeding box. The beehive has the benefits as follows: 1, cavity structures in feeding chambers ingeniously prevent bees from flying out of the box body due to the fact that the bees are kept in the feeding chambers by the feed, accordingly, vegetable planters or fruit planters are prevented from being stung by the bees in the feed adding process, the completeness of a swarm is guaranteed, and pollination work is finished smoothly; 2, the feeding chambers can be integrated with the feeding box, and the assembly cost is reduced; alternatively, the feeding chambers can be detachably mounted in the feeding box, and the bees drowning in the feed can be cleared away.