125results about How to "Does not affect recycling" patented technology

The invention discloses a filter material for cigarette filter and the preparation method. Based on the expanded cabo particles from <The Preparation Method of an Expanded Cabo Particles and Relevant Equipment> (Application No.: 200710065892.3), the expanded cabo particles are extracted, shaped and selected as so to become the required filter material. The filter material utilizes the waste in the cigarette production, which not only has significant economic benefits, but also is not necessary to be recycled, and will not cause the abrasion of equipment and affect the sensory quality of cigarette. The filter material is uniformly arranged on the filter tows so as to make a composite filter; as the composite is applicable to the cigarette, the smell of the cigarette will be more clear and soft, and the tar and nicotine content in the smoke gas can be reduced effectively. The invention has the advantages that: the operation is simple; the effect is remarkable, therefore the invention has a good applicable prospect.

The invention discloses the new function of the expanded tobacco stalk grain during preparing cigarettes, namely adding the expanded tobacco stalk grains into a filter core or shaped cigarette filter papers constituting the cigarette filter and then making the compound cigarette filter. The expanded tobacco stalk grain is made by using the wasted material during preparing the cigarettes, thus has low cost, but good toughness, which, therefore, is favorable for shaping the filter stick and producing cigarettes and will not abrading the equipment. The cigarette filter prepared has better filtering efficiency and adsorbing capacity, which, once applied in cigarettes, can effectively removing the injurious ingredients as tar and nicotine; the tobacco bois generated during burning will not impact the cigarette's sensing quality and also the recovery of the deposed cigarettes during preparing cigarettes.

The invention relates to a smashing device, in particular to a waste battery smashing device. The waste battery smashing device can achieve the technical purpose of screening out smashed waste batteries, separating and collecting waste batteries of different sizes and not affecting follow-up recycling. The waste battery smashing device comprises a base plate, and a collecting frame, wherein two racks are fixedly connected to one side of the base plate, and the collecting frame is installed at one side of the base plate between the racks for collecting small waste batteries. By starting a servomotor to rotate forwards, a smashing roller is rotated, meanwhile, a mesh frame swings, waste batteries are thrown into a stop frame, the smashing roller smashes the waste batteries, and the smashedwaste batteries fall into the mesh frame to be screened, so that the waste batteries of different sizes are distinguished and collected, and therefore recycling of smashed waste batteries is not affected.

The acid pickling promoter for iron and steel consists of inorganic salt as reducing agent 10-80 wt%, organic metal ion chelating chelating agent 1-20 wt%, synergist 1-20 wt% and water 10-50 wt%. The acid pickling promoter is suitable for being added into acid pickling liquid to promote the elimination of dense oxide scale on the surface of steel, shapes and other iron and steel product. It can raise the surface quality of silicon steel plate after being acid pickled, shorten acid pickling period, reduce acid consumption and improve acid pickling environment.

The invention discloses a filter tip stick for a low-tar cigarette. A preparation method comprises the following steps of: (1) grinding expansive tobacco stem granules and sieving, and selecting expansive tobacco stem granules with particle sizes of between 20 and 80 meshes; (2) loading one or more than one humectant of oligomaltitol, D-pyranylgalacturonic acid, L-pyrrolidone carboxylic acid-Na, propylene glycol, glycerol, xylitol, sorbierite, Amimethylglycine, 1,3-butanediol, D-pyrane and honey on the expansive tobacco stem granules, and regulating the moisture content to be between 6 and 12 percent, wherein the humectant accounts for 0.5 to 2 percent of the weight of the expansive tobacco stem granules; (3) loading a top dressing flavor which is the same as a top dressing flavor used for preparing cut tobacco of a cigarette on the expansive tobacco stem granules; (4) spreading the expansive tobacco stem granules on nonwoven filter cloth or a paper filter element according to the adding amount of between 0.8 and 3,5mg / mm, and coiling to form a material stick; (5) coiling a white stick by using diacetate cellulose tows; and (6) alternately compounding the material stick and the white stick, wherein the white stick is close to a lip end, and the material stick is close to a cut tobacco end of the cigarette. The filter tip stick for the low-tar cigarette has the effects of reducing harm and tar and improving smoking quality of cigarettes.

The invention relates to a method for the precipitation separation and the recovery of chromium and vanadium in a chromium-vanadium solution. The method comprises the following steps: regulating the pH (Power Of Hydrogen) of a solution until the solution is acidic; adding an ammonium salt so as to precipitate the majority of vanadium from the solution in a form of ammonium polyvanadate; filtering and adding a certain amount of reducing agent into a vanadium-precipitated supernatant so as to perform reduction and precipitation on the partial vanadium in the solution; stirring and filtering; then adding the certain amount of reducing agent so as to reduce the rest of the vanadium in the precipitation solution; filtering; collecting filter residues obtained by two steps of reduction and precipitation; dissolving out in an oxidization manner and returning to the vanadium precipitation step via the ammonium salt; collecting the supernatants obtained by the two steps of reduction and precipitation; adding the certain amount of reducing agent again and precipitating chromium hydroxide; and filtering and calcining a filter cake so as to prepare chromium sesquioxide, wherein the supernatant after the precipitation of the chromic hydroxide can be taken as a mother liquor of a leaching process to be recycled. The method is simple in process, low in cost, less in equipment and small in reagent adding amount, and realizes the recycling of wastewater.

The invention discloses a completely recyclable end support ground anchor, which comprises an anchor rod, an anchor rod sleeve and anchor flukes. The anchor rod is a straight rod with the lower end provided with disc-shaped flanges; the tubular anchor rod sleeve is sheathed on the lower part of the anchor rod; circular flanges are arranged on the bottom surface of the anchor rod sleeve; and upper ends of a plurality of anchor flukes are hinged on the outer edges at the lower ends of the circular flanges arranged on the bottom surface of the anchor rod sleeve. According to the invention, the end support ground anchor can be put into use immediately after being assembled and has a plurality of anchor flukes and large anchoring force, the assembly and the disassembly is fast and convenient, and the complete recycling of the ground anchor is not influenced even if collapse happens to the bottom of an anchor hole.

Production of polypropylene and its reactor are disclosed. The process is carried out by propylene homopolymerization reacting for some time in polymerizer, and inducing ethane gas from external-circulation system into polymerizer to have copolymerization reaction. The external-circulation system consists of steam heat exchanger, circulation fan and related pipeling sluice valve. It costs low, has better impact strength and quality, more variety and can improve low-temperature brittleness. It can be used for small and moderate intermittent polypropylene producer.

The invention relates to an electrolytic copper foil process and discloses a method for detecting penetration points and pinholes of an electrolytic copper foil. The method comprises the following steps: (1) processing a sample, namely selecting a wide water tank as a detection water tank, trimming a copper foil to be detected into a sample without creases, and requiring that the sample can be flatly arranged in the detection water tank; (2) preparing a penetrating fluid, namely dissolving a dye in alcohol at the concentration of 0.5-5g / L, and filling the penetrating fluid in the detection water tank; (3) roughly detecting, namely putting the sample into the detection water tank filled with the penetrating fluid in a way that the smooth surface of the sample faces downwards, keeping for 0.5 to 2 minutes, and observing color points on a penetrated rough surface to judge the number and positions of the penetration points and the pinholes; and (4) measuring the size, namely further detecting corresponding positions of the color points by amplifying through an electron microscope of not less than 1,000 times, and measuring the size of the pinholes. The method has the characteristics of simple operation and simple judgment; and the alcohol used in the method has high volatility, cannot pollute the copper foil and cannot influence the recycle of the sample.

The invention relates to the technical field of hydrometallurgy, in particular to a method for recycling germanium from a germanium-containing raw material through the magnesium chloride-hydrochloric acid distillation method. The invention discloses a process for reducing the consumption of hydrochloric acid during the chlorination distillation of the germanium-containing raw material. The process is characterized in that after the germanium-containing raw material is pretreated, magnesium chloride is used to replace a part of industrial hydrochloric acid to react with the germanium-containing raw material, and a part of distillation residual liquid is recycled to distill. By adopting the two measures, the consumption of hydrochloric acid during the chlorination distillation of each germanium raw material can be greatly reduced and the consumption of quick lime for neutralizing the waste liquid can be greatly reduced. Therefore, the aim of reducing the production cost can be achieved.

The invention provides an adhesion agent, a preparation method thereof and a corrugated board. The adhesion agent is made of raw materials including, by weight, 1000 parts of water, 220-350 parts of starch, 6-12 parts of sodium hydroxide, 1-6 parts of moisture-resistant agent red glue, 1-4 parts of moisture-resistant agent white glue, 7-15 parts of bridging agents and 1-4 parts of sodium borate. The invention further provides a preparation method of the adhesion agent and a corrugated board prepared by the aid of the adhesion agent. The formula of the adhesion agent is improved, the moisture-resistant agent red glue and the moisture-resistant agent white glue are added into the starch, glue bodies of the moisture-resistant agent red glue and the moisture-resistant agent white glue has a lot of active groups, the active groups and starch hydroxide radical can three-dimensionally crosslink, so that a solidified glue layer is further hardened, and the performances such as hardness, bursting and edge pressing of the corrugated board are remarkably improved. In addition, the moisture-resistant agent red glue and the moisture-resistant agent white glue has high permeability, the active groups of the moisture-resistant agent red glue and the moisture-resistant agent white glue can instantaneously penetrates paper fiber gaps, contact angles among the adhesive layers and fibers are reduced, the permeability of glue is improved, and adhesive strength is improved.

The invention discloses a process and system for recycling and decoloring denim mercerizing alkali and penetrant. The process includes the steps that denim mercerizing alkali liquor is placed in a first precipitation tank; the liquor on the upper portion enters a conveying pipeline through a flow pump after precipitation, meanwhile, a metering pump pumps a decolorising agent into the liquor in the conveying pipeline, and then the decolorising agent and the liquor are conveyed to an evaporation concentrator together; the decolorising agent and the liquor enter a second precipitation tank after being evaporated and concentrated; supernatant liquor obtained after precipitation is conveyed to a production line directly; solid substances in precipitation liquor on the lower portion are separated and conveyed to a waste solid storage tank after the precipitation liquor on the lower portion is treated through a centrifugal machine, and clear liquor returns the first precipitation tank and is conveyed backed to the production line. The system comprises the first precipitation tank, the flow pump, the metering pump, a decolorising agent box, the evaporation concentrator and the second precipitation tank. The first precipitation tank, the flow pump, the evaporation concentrator and the second precipitation tank are connected directly through pipelines, and the decolorising agent box is connected to the metering pump below the pipeline where the flow pump and the evaporation concentrator are connected. The process for recycling and decoloring the denim mercerizing alkali and penetrant is simple, the useful alkali and penetrant are recycled, and production cost is greatly reduced.

The present invention relates to kind one ginsenoside Rg2 preparing process suitable for industrial production, and gradient salt separation process with simple operation is used in substituting traditional silicon gel chromatography process. The present invention also relates to medicine composition with ginsenoside Rg2 as active component and its application in medicine for preventing and treating dementia, depression, peripheral circulation disturbance and related diseases.

The invention discloses a technological method for extracting antimony and bismuth from rare and noble metallurgical slag. The technological method comprises the following steps: (1) performing leaching: adding rare and noble metallurgical slag gold concentrates to a leaching reaction kettle, then adding an industrial sulfuric acid with the mass ratio of the gold concentrates to the sulphuric acid being 2-4:1, adding sodium chloride with the mass ratio of the gold concentrates to the sodium chloride being 0.6-1:1, leaving a solution in the leaching reaction kettle to stand, cooling the solution after standing until clarification, and then performing pressure filtration so as to obtain the leached slag and pressure filtration solutions, on which slag removal and separation are performed; (2) separating antimony so as to obtain antimonous oxychloride and an antimony precipitation solution; (3) separating bismuth so as to obtain bismuth oxide chloride. The technological method disclosed by the invention has the benefits that under the premise that the recovery of noble metals, such as gold and silver, is ensured not to be influenced, firstly, valuable elements of antimony and bismuth are separated from the gold concentrates, on one hand, antimony resources and bismuth resources are recovered, and the benefit is promoted; on the other hand, a favorable raw material condition is created for the subsequent recovery of gold, silver and the like through smelting.

The invention provides a treatment method of wood fiber raw materials, which includes the following steps: (1) pre-impregnation: impregnating the wood fiber raw materials in a Na2CO3 water solution; and (2) steam-boiling: steam-boiling the impregnated wood fiber raw materials with an organic acid water solution as a steam-boiling solvent with addition of an inorganic acid as a catalyst. In the invention, by means of synergistic effect between the pre-impregnation with the Na2CO3 water solution and the steam-boiling of the organic acid water solution and the inorganic acid, yield of paper pulp is increased, ash content is reduced and comprehensive performance of the paper pulp is improved.

The invention discloses a vibratory leveling device, and relates to the technical field of concrete construction equipment. The vibratory leveling device comprises a main beam, a vibrating beam and walking mechanisms, wherein vibrators are arranged on the vibrating beam; the main beam is parallel to the vibrating beam, and is further connected with the vibrating beam through a guiding mechanism; vibrating beam height regulating mechanisms are arranged at two ends of the main beam; the walking mechanisms are arranged at two ends of the maim beam; roller wheels at the lower ends of the walking mechanisms cooperate with an orbital groove; the orbital groove is connected with a longitudinal template through a supporting regulating mechanism. A vibratory leveling operation is carried out by utilizing the vibrators on the vibrating beam; the vibrating beam height regulating mechanisms at the two ends of the main beam can regulate the height of the vibrating beam, thereby being convenient for crossing an obstacle; the roller wheels at the lower ends of the walking mechanisms at the two ends cooperate with the orbital groove; the orbital groove can be connected with the longitudinal template through the supporting regulating mechanism; heights and levelness degrees of the orbital groove and a vibrating device are regulated by means of the supporting regulating mechanism; the orbital groove and the supporting regulating mechanism are convenient to disassemble without influencing the recycling of the longitudinal template; the universality is improved; the material consumption is reduced.

The invention provides a highly-activity sodium-based solid carbon dioxide absorbent which comprises an active ingredient, a carrier and a catalyst, wherein the active ingredient adopts sodium carbonate and accounts for 20%-40% of the total mass of the solid absorbent; the carrier adopts activated aluminum oxide and accounts for 50%-79% of the total mass of the solid absorbent; and the catalyst adopts one or two of TiO2 and TiO(OH)2 and accounts for 1%-10% of the total mass of the solid absorbent. A preparation method of the absorbent adopts an impregnation method, a precipitation method, an impregnation precipitation or an impregnation spraying method. The solid absorbent belongs to low-temperature absorbents, the CO2 absorbent temperature is 60-80 DEG C, and the CO2 desorption temperature is 120-300 DEG C. Materials of the solid absorbent are cheap and accessible, the preparation process cost is low, the procedure is simple, the absorbent is uneasy to become inactive after multiple times of circulation, a higher CO2 removal rate can be maintained, and the absorbent is an optimization scheme with lower investment and energy consumption for the CO2 emission reduction technology and has a wide application prospect.

The invention provides a needle-like coke preparation method, which comprises that a raw material is heated to a temperature of 465-510 DEG C with a heating furnace, the heated raw material oil enters a coking tower, and the oil-gas produced from the reaction is discharged from the tower top; the produced oil-gas is separated to obtain gas, gasoline distillate, diesel oil distillate and wax oil distillate; and the wax oil distillate adopted as circulation oil is mixed with the raw material oil according to a certain circulation ratio, the mixture enters the coking tower, and a difficulty-coking substance is introduced from the lower material inlet of the coking tower when the outlet temperature of the heating furnace is higher than 490 DEG C until the reaction period is ended, and the generated needle-like coke is deposited on the bottom portion of the coking section. According to the present invention, the method uses the upper material feeding and the lower material feeding combined mode so as to effectively eliminate the disturbance of the material feeding on the eurytopic intermediate phase forming.

The invention provides a retardant adding system and a retardant adding method for retarding generation of dioxins by a waste incineration system. The retardant adding system comprises a retardant adding device and a control device, wherein the retardant adding device is provided with a stock bin, an arching resistance unit and a conveying unit; the stock bin is used for storing the retardant; the arching resistance unit is used for preventing bridging or arching of the retardant in the stock bin; the conveying unit is used for conveying the retardant in the stock bin to a retardant adding point corresponding to the waste incineration system; the control device is used for monitoring all units of the retardant adding device and the work condition of the retardant, collecting related pressure parameters, temperature parameters and / or flow parameters, thereby providing accordance and feedback for the monitoring process. The proposal ensures that the retardant can be added to a plurality of retardant adding points of the waste incineration system in various modes, so that the system and the method are applicable to various waste incineration system, and have good adaptability for shapes, adding amount and types of the retardant.

The invention discloses a zip-top can recycling method which comprises the following steps: sorting: zip-top cans fall into a sorting mechanism from a feeding plate at the top of a frame body, the zip-top cans made of different materials are classified, aluminum zip-top cans fall into an aluminum collecting box body, and iron zip-top cans fall into an iron can body channel; cutting: a can body material cutting and separating mechanism can clamp the iron zip-top cans and cut off two ends of the iron zip-top cans, the two aluminum ends fall into the aluminum collecting box body, and iron can bodies slide along a can body sliding channel; shearing: the iron can bodies fall onto a horizontal placing platform, and a stable can body shearing mechanism shears each iron can body to form a gap andexpands the gap; and flattening: the sheared can bodies fall on a conveying belt, a can body flattening and overturning mechanism flattens the can bodies and conveys the can bodies forwards, and flattened iron sheets overturn and slide down to the conveying belt along an arc-shaped guide plate.

The invention discloses a method for recovering aluminum oxide from waste FCC ((fluid catalytic cracking) catalyst. The method comprises the steps of converting a metal element of the FCC catalyst into a hydrochloride leaching solution with hydrochloric acid, adding excess sodium hydroxide solution into the leaching solution to allow other metal ions to produce metal ion hydroxide for precipitation, filtering to obtain a sodium metaaluminate solution, boiling in weak base, decompressing and filtering to obtain hydrated aluminum oxide when the solution is hot, and roasting to obtain aluminum oxide in an air atmosphere, wherein aluminum exists in the solution as sodium metaaluminate. The method is simple, environment-friendly and efficient, and can allow the recovery rate of aluminum oxide from the leaching solution of the waste FCC catalyst to be greater than or equal to 99%, the foreign ion content of roasted aluminum oxide is low, and the purity of aluminum oxide is greater than or equal to 97%.

The invention relates to syrup-combined type sand which is used for casting ferrous metal produced by adopting edible or medicinal syrup as a bonding agent. The syrup-combined type sand is prepared from the following components in part by weight: 100 parts of naturally-winnowed silica sand, 3 to 15 parts of syrup bonding agent, 0 to 3 parts of boric acid serving as a reinforcing agent and small amount of alcohol serving as an auxiliary material; the process comprises the following follows: according to the material components and weight ratio, adding the syrup and the boric acid in the naturally-winnowed silica sand, mixing and stirring the mixture, shaping the mixture, spraying and brushing the alcohol, firing and roasting, and molding. The syrup-combined type sand has the advantages that: the cost is greatly reduced; as the syrup belongs to hydrocarbon, no impurity remains after being burned so as not to influence the regeneration and utilization of the used casting sand; and the syrup-combined type sand is environment-friendly and does not harm the health of workers.

The invention relates to a flame-retardant cellulosic fiber and a preparation method thereof. The preparation method comprises the following steps: extruding, solidifying, stretching and washing a cellulose fiber spinning solution with water by a spinning nozzle to obtain a water-washing cellosilk, then treating the water-washing cellosilk with an aqueous solution of a flame retardant, and then rinsing and drying to obtain the flame-retardant cellulosic fiber, wherein the temperature of the water washing is greater than or equal to 90 DEG C, the temperature of the aqueous solution of the flameretardant is 60-90 DEG C, and the temperature of the rinsing is 20-40 DEG C. The flame retardant contains one or more groups capable of forming a covalent bond with the cellulose hydroxyl group, self-crosslinking, and forming a hydrogen bond with the cellulose hydroxyl group. The prepared flame-retardant cellulosic fiber mainly comprises a cellulosic fiber matrix and the flame retardant dispersedin the cellulosic fiber matrix. The preparation method provided by the invention has the advantages of simple process and mild conditions; the obtained fiber has excellent mechanical properties, excellent water washing resistance and excellent flame retardant properties.

The invention relates to magnetic coating materials beneficial to environment-friendly recycle, belonging to the technical field of environment protection, and comprising the following components: particles with soft-magnetic characteristics, bonding agent solution and water. The diameter of every particle with soft-magnetic characteristics is blew 0.5 micron. When in use, a few of high-permeability coating materials are sprayed and coated on the surface of products before the products which are not easy for the magnetic separation are abandoned, and then the complete recycle can be realized; and producers can directly spray and coat the coating materials on the products, for example, printing words on the surfaces of plastic films to be recycled, and printing words or figures, such as logo and other forms, on the pop-top cans and beverage plastic bottles. Magnetic particles in the coating materials have soft-magnetic characteristics and high permeability, thus electric magnets or strong magnets with high magnetic energy product are taken as separation tools for separating and recycling the products not easy to separate, which is a key technique changing the present treatment way. After implementing the invention, the magnetic separation way can be used for separating various wastes.

The invention relates to the technical field of PVC edge edge bands, in particular to an anti-shrinkage PVC edge band and a preparation method thereof. The PVC edge band comprises the following raw materials: PVC powder, an inorganic filler, a plasticizer, a thermal reversible crosslinking agent DCPD, a thermal stabilizer, an impact modifier and a lubricant. According to the invention, the thermalreversible crosslinking agent DCPD is added into the formula, so that the product can maintain the thermoplasticity of PVC during high-temperature molding, and can generate low-temperature crosslinking in the cooling process after molding to form a network structure among molecular chains, thereby obtaining high-temperature resistance, stress cracking resistance and creep resistance, and endowingthe product with favorable shrinkage resistance. When leftover materials are recycled, secondary plasticization can be achieved in a high-temperature decrosslinking mode, and recycling is not affected.

The invention discloses an electroplated diamond grinding wheel easy to disassemble. The electroplated diamond grinding wheel comprises a grinding material layer and a base body component. The electroplated diamond grinding wheel is characterized in that the base body component comprises a first base body and a second base body which are connected fixedly, a round boss is arranged on the first base body coaxially and integrally, a coaxial mounting hole is formed in the second base body, an axial gap is formed between the front end face of the boss and the bottom face of the mounting hole, at least two axial junction taper pins positioned on circumferential matching faces of the boss and the mounting hole are fixedly arranged between the first base body and the second base body, the outer circumference surface of the first base body is matched with the outer circumference surface of the second base body to form a complete seamless electroplating circumference surface, and the grinding material layer is electroplated on the electroplating circumference surface. The electroplated diamond grinding wheel has the advantages that the base bodies and the grinding material layer of the electroplated diamond grinding wheel are easy to disassemble and separate, recycling or reproducing of the base bodies is not affected, and the base body component is simple in structure and convenient to process, assemble and disassemble.

A slag cooler for a calcinator includes a steam dome, an upper end cover, a slag inlet, a flow division and equalization device, an inspection door, a flat-layer flow equalization device, a seal cover plate, an upper steam water connecting pipe, fireproof materials, an upper pipe plate, an outer cylinder body, a lower steam water connecting pipe, a fire pipe, a down pipe, a lower pipe plate, a slag outlet, a slag remover, an upper-stage evaporator, a superheater, a lower-stage evaporator, a coal economizer and a water supply pipe seat, wherein a single-stage evaporator is the basic structural form, and the two-stage evaporators or multi-stage evaporators can also be arranged on the basis of the single-stage evaporator; the upper pipe plate is arranged at the upper end of the outer cylinder body in a connected manner, the seal cover plate is arranged above the upper pipe plate in a connected manner, the upper end cover is arranged at the upper end of the seal cover plate in a connected manner, the flat-layer flow equalization device is arranged at the joint of the upper end cover and the seal cover plate, the flow division and equalization device is arranged in the center of the inside of the upper end cover, and the slag inlet is arranged in the center of the upper end of the upper end cover. The slag cooler for the calcinator has the advantages of simple overall structure, and convenience in mounting, operation and use, as well as high stability and reliability.

The invention relates to a powerless dispersion type water treatment cyclic regeneration utilization device and method. The device includes rain water sewer, collecting pipe, overflow pipe, and floor drain discharge pipe. The rain water sewer is connected with floor drain discharge pipe. Every washroom is set horizontal discharging pipe, water processor, and storage tank. The storage tank is connected with water closet. The method combines the rain water and foul water collecting processing storage cyclic utilization process. The invention has the advantages of no power, saving energy, adopting dispersion type water treatment type to realize rain water and foul water cyclic regeneration utilization, saving water resources, low cost, and convenient using and installation.