146results about How to "Realize the purpose of turning waste into treasure" patented technology

This invention discloses a preparing method of ceram site fully using biosolid and sludge, including steps as follows: a, mixing materials; b, preparing particles; c, sintering at temperature of 1000-1300 degrees centigrade after pre-heating for 5-20 minutes; cooling at temperature of 50-200 degrees centigrade for 10-30 minutes after sintering, thereby preparing finished ceram site product. Accordingly, this invention makes effective use of urban mud, and changes industrial waste solid into valuable; further, this utilyit model is low in preparation cost and suitable for large-scaled production.

This invention discloses biosolid-sludge mixed ceram site, belonging to the technical field of light materials. The biosolid-sludge mixed ceram site is prepared using raw materials as follows: biosolid of 10-30 parts by weight, and sludge of 70-90 parts by weight, wherein the biosolid is dehydrated mud and the sludge is river sludge and/or piling sludge. Accordingly, the mixed ceram site makes effective use of urban mud, and changes industrial waste solid into valuable; further, this utility model is wide in raw material source and is relatively low in cost.

The invention relates to a process for reducing SO2 to elemental sulfur in flue gas by using biomass pyrolysis gas, which belongs to the desulfurization technic field. The pyrolysis reaction for the biomass is carried out in a pyrolysis oven to generate a mixed pyrolysis gas used as desulfurizer which mainly comprises CO, CH4, and H2, the prepared catalyst is filled in a reductive decomposition oven, the mixed pyrolysis gas and the flue gas containing low-concentration SO2 are introduced into the reductive decomposition oven to have a reduction reaction at temperature of between 600DEG C and1000DEG C for 1h to 3h, the volume percentage of the SO2 gas from reductive decomposition oven can be up to 0.006% to 0.65%, and the desulfurization percent can be up to 80% to 98%, thereby realizing waste reutilization.

The invention relates to the field of a medical technology, and discloses a racemization method of (1R, 6S)-8-benzyl-7, 9-dioxo-2, 8- diazabicyclo (4, 3, 0) nonane. The method comprises the steps of (1) in ether solvent or polar aprotic solvent, carrying out oxidative dehydrogenation on the (1R, 6S)-8-benzyl-7, 9-dioxo-2, 8-diazabicyclo (4, 3, 0) nonane by taking elemental iodine and oxygen as co-oxidant to prepare 6-benzyl-5, 7-dioxo-1, 2, 3, 4-tetrahydron-pyrrolo (3, 4-b) pyrrole; (2) in ester solvent or alcohol solvent, carrying out catalytic hydrogenation on oxidative product by taking Pd/ Al2O3 as a catalyst to obtain the racemic cis-8-benzyl-7, 9-dioxo-2, 8-diazabicyclo (4, 3, 0) nonane. The method is simple in technology, convenient to operate, mild in reaction conditions, etc.

The invention relates to a refuse treatment system, especially to a harmless treatment system for city refuse burning, and a method thereof. The harmless treatment system for the city refuse burning has the following structure that: the rear of a screening system is connected with a hand-picking system; the hand-picking system is connected with an incinerator; a refuse outlet end of the screeningsystem is connected with a biomass pool; a high temperature gas outlet end of the incinerator is connected with a gas purification treatment system; a gas outlet end of the gas purification treatmentsystem is connected with a reutilization apparatus. According to the present invention, the process is simple; the residual heat can be used for heat supplying, power generation and the like; the system has characteristics of low investment, low operating cost and no environmental pollution.

The invention discloses a biochar pulp prepared from garbage leachate serving as a raw material and a preparation process thereof, and aims to provide the biochar pulp prepared from the garbage leachate serving as the raw material and the preparation process thereof, which have the advantages of the combination of energy saving and emission reduction and environmental management and low cost. Thepreparation process comprises the following steps of: mixing biochar, the garbage leachate, methanol, high-temperature sand and additives serving as raw materials; and crushing, homogenizing and filtering the mixed raw materials to prepare the biochar pulp. The biochar pulp is used for replacing fuel oil so as to effectively save energy and reduce fuel cost, plays a good part in managing urban environment, and fulfills the aims of promoting economic and environmental health and sustainable development. The biochar can be widely applied in the fields of substitute oil firing such as industrialboilers, power station boilers, industrial furnaces and the fields of urban environment management and the like.

The invention discloses a soilless culture method for potted landscape of orchid. The soilless culture method comprises the steps as follows: cultivating a plant of the orchid in a purpose-made cement pit, promoting rooting of the plant through frequently spraying and adding nutrition, enabling the plant to adapt to growing in water through the technology of changing water periodically and exposing the root, taking the plant out of soil, transplanting the plant into a container holding water, and accomplishing soilless culture of the orchid by adopting the general soilless culture technology; and during the process of soilless culture, soilless potted landscape culture of plants of the orchid is accomplished by adopting the technology of root exposure and nutrition adding of the conventional potted landscape. The method has the advantages that the cost is low, and a new orchid culture method is realized compared with the traditional soil culture of orchid.

The present invention relates to hydrophilic and oleophilic polytetrafluoroethylene micro-powder and a preparation method thereof. According to the hydrophilic and oleophilic polytetrafluoroethylene micro-powder, in a solvent, in the presence of 5-10 parts of a surfactant, 1-3 parts of concentrated H2SO4, and 1-3 parts of a polymerization inhibitor, 15-30 parts of polytetrafluoroethylene micro-powder crushed through electron beam irradiation, 25-50 parts of a water-soluble monomer and 40-80 parts of an oil-soluble monomer are grafted to prepare the hydrophilic and oleophilic polytetrafluoroethylene micro-powder. According to the present invention, the water-soluble monomer and the oil-soluble monomer are grafted on the polytetrafluoroethylene micro-powder, such that the polytetrafluoroethylene micro-powder maintains the original excellent performance, further has functions of hydrophilicity and lipophilicity, has good dispersity, and can be uniformly blended with other materials.

The invention relates to an unmanned garbage collection and storage vehicle and garbage collection and storage method capable of realizing full coverage in an area. Based on driverless technology, Internet of Things technology and internet technology, the collection and storage vehicle can move arbitrarily in a planning area through an automatic driving function of the collection and storage vehicle, and users in the area can throw garbages anywhere at any time without moving, so that full coverage in the area is realized. At the same time, the unattended type collection and storage vehicle combines scaled centralized management and operation, incomes of common people are ensured by score accumulation and integral audit, and the common people are guided to actively carry out garbage classification, so that the problem in traditional garbage recycling industry is thoroughly solved. In addition, the collection and storage method is simple in procedure, convenient to carry out and convenient to promote and operate.

The invention provides a special organic base fertilizer and a preparation method thereof. The organic base fertilizer is prepared from the following raw materials in percentage by weight: 25% of sugarcane top, 15% of bagasse, 5% of peanut hull meal, 7% of cattle manure, 5% of horse manure, 5% of plant ash, 3% of mushroom slag, 3% of bean pulp, 5% of protein sludge, 3% of vinasse, 3% of vinegar vinasse, 10% of biogas slurry, 3% of river course silt, 7% of water, 0.8% of rice bran and 0.2% of organic fertilizer baking powder. The special organic base fertilizer has the advantages of wide raw material sources and low cost, can improve the soil structure, and has the functions of preserving the moisture and fertility, enhancing the soil permeability, promoting the growth and development of plants and increasing the yield.

The invention relates to a method for simultaneously smelting hydrolysis slag, zinc kiln slag and pyrite by using a blast furnace, which belongs to the technical field of metal smelting. The method comprises the following steps: a, taking a proper amount of hydrolysis slag, drying the hydrolysis slag with hot air to meet the moisture requirement of 6 to 14 percent, then briquetting the hydrolysis slag, and naturally drying the briquette for 10 to 16 hours for later use; b, taking 55 to 71 percent of zinc kiln slag of which over 80 percent meets the initial granularity requirement of 10 meshes, adding 9 to 20 percent of hydrolysis slag briquette, 13 percent of coke, 3 to 5 percent of quartzite and 4 to 7 percent of pyrite into the zinc kiln slag, naturally mixing the five materials and then smelting the mixture in the blast furnace; c, smelting the mixture in the blast furnace, wherein the smelting temperature is between 600 and 1,350 DEG C, the smelting period is 40 to 80 minutes, the material column height is 1.5 to 1.8 meters and the volume of blast is 7,000 to 8,000 m<3>/h; and d, reclaiming the gold and sliver-containing copper matte obtained after smelting to obtain a raw material for smelting copper, reclaiming zinc and lead valuable elements in the soot to directly obtain raw materials for smelting zinc and lead, and directly using water granulated slag as a raw material for producing cement. The method has the advantages of simultaneously obtaining the copper matte, the water granulated slag and the soot serving as primary products through one process, realizing efficient separation and zero emission of the valuable elements, along with environmental protection.

he invention discloses an uncemented geopolymer grouting material and a preparation method thereof. Gravel is used as a supporting material to improve the overall strength of the material, blast furnace slag powder, fly ash and silica fume are added, and the silica ash mainly composed of SiO2 can optimize the pore structure and reduce the porosity of the system; a water glass solution and NaOH are used to dissolve and rejoin active silicon, aluminum and calcium substances in the fly ash and slag powder in order to form hydration products which are C-S-H hydrated calcium silicate and C-S-A-Hhydrated calcium aluminosilicate, and a solution composed of the water glass solution and NaOH is used to firstly react the fly ash with alumina in the slag powder in order to ensure the increase of the reinforcing material after the calcium oxide removal, so the utilization rates of the blast furnace slag powder and the fly ash are effectively improved, and the working performances of the grouting material are improved. The grouting material prepared in the invention has the advantages of good fluidity, low bleeding ratio, high concretion rate, effectiveness in utilization of the industrial wastes which are slag powder and fly ash, and realization of the purpose of changing industrial wastes into valuables.

The invention belongs to the field of agriculture, especially belongs to the field of plant seedling growing and discloses a leaf vegetable cultivation matrix and a preparation method thereof. Aiming at filling in gap of use of fermentation bed waste padding in a leaf vegetable cultivation matrix, the invention provides a method for preparing a leaf vegetable cultivation matrix from fermentation bed waste padding and the leaf vegetable cultivation matrix obtained by the method. The leaf vegetable cultivation matrix is prepared from fermentation bed waste padding, vermiculite, perlite and vegetable garden soil by mixing. The leaf vegetable cultivation matrix and the preparation method realize recovery and recycle of fermentation bed waste padding thereby realizing change of waste into valuables.

The invention provides an inorganic coagulant and a preparation method thereof. The inorganic coagulant is prepared from major raw materials including steel slag and pulverized fuel ash according to amass ratio of 8:2. The preparation method mainly comprises the following steps of raw material pretreatment, acidification treatment, alkalization treatment, mixing and drying. Through the technicalscheme, a large number of solid wastes are utilized; the environment is protected; the raw material sources are enlarged; the material cost is reduced; through acidification treatment and alkalizationtreatment, a multicomponent iron salt and aluminum salt mixed coagulant is obtained; the respective advantages of two coagulants are fully realized; the flocculation effect is improved; high adsorption capacity is realized, so that a better removal effect is achieved on hazardous substances such as chroma, macromolecular organic compounds and heavy metal ions.

The invention discloses a household garbage fermentation and fertilizer making device and method. A device body is a fermentation bin. A feed inlet and an air outlet are formed in the upper portion of the fermentation bin. A feeding baffle is arranged at the feed inlet. The lower portion of the fermentation bin is provided with a liquid outlet used for draining percolate and a discharge outlet used for outputting fermented materials. A breaking device is arranged in the fermentation bin and composed of a plurality of sets of breaking blades distributed in a cross shape, and has two perpendicular rotary dimensionalities. Household garbage to be treated passes through a spiral conveying machine through the feed inlet to enter the fermentation bin where a hot water pipeline is laid, is broken and fermented and then enters a dehydration pelleting and drying system from the position of a discharge baffle. According to the household garbage fermentation and fertilizer making device and method, breaking, stirring, heating, fermentation, dehydration pelleting and drying are integrated, garbage is converted into fertilizer, the energy is nature is effectively utilized, the running cost is reduced, the resources are effectively utilized while the environment problem is solved, the garbage is made profitable, and a new approach for effectively treating household garbage is provided.

The invention discloses a granular compounded organic fertilizer which comprises the following raw materials in parts by weight: 60-80 parts of livestock manure, 30-50 parts of manioc wastes, 12-25 parts of sugar plant filter mud, 5-10 parts of medicine dregs, 40-60 parts of white mud, 1-5 parts of potassium fulvic acid, 5-10 parts of an inorganic fertilizer, 1-5 parts of biological bacteria, 5-10 parts of fermentation bacterial and 1-5 parts of a compound aid, wherein the weight ratio of nitrogen and phosphorus to potassium in the inorganic fertilizers is 15:(3-8):(8-12). The invention further provides a preparation method of the granular compounded organic fertilizer. As the granular compounded organic fertilizer is prepared from agricultural wastes through two times of fermentation, wastes can be turned into wealth, and the problem of organic matter environment pollution can be solved; due to the addition of inorganic fertilizer components, and appropriate proportions of elements of nitrogen, phosphorus and potassium, a good fertilizer effect can be achieved, and nitration absorption of plants can be promoted; the prepared granular compounded organic fertilizer is good in organic fertilizer effect, is capable of loosening soil and powerfully ensures that high-yield, safe, high-quality and efficient agricultural products can be produced.

The invention provides a processing technology and a product of an imitation vine and bamboo composite dual-purpose mat. The processing technology of the imitation vine and bamboo composite dual-purpose mat comprises the following steps of: a, pulping vegetation waste and making the pulped vegetation waste into semi-finished paper through a paper processing technology, slicing up and packaging core, then weaving to form an imitation vine mat main body and carrying out a press-polishing treatment; b, processing culm into bamboo canes, drying and weaving the bamboo canes into a bamboo mat main body; c, spraying environment friendly glue on the bottom surface of the imitation vine mat main body uniformly, paving a layer of gauze pad flatly, then paving the bamboo mat main body flatly and compacting; d, adopting double inserted line allocation, flanging by regarding the four 45-degree corners of the mat as oblique corners, and processing into a finished imitation vine and bamboo composite dual-purpose mat. The processing technology of the imitation vine and bamboo composite dual-purpose mat is simple, green and environment friendly; the produced imitation vine and bamboo composite dual-purpose mat is good in air permeability and hygroscopicity, is cool and comfortable and avoids causing skin sensibility.

The invention discloses a method and a device for preparing an organic fertilizer by utilizing fecal sewage in an urban septic tank, belonging to the technical field of preparation of organic fertilizers. According to the technical key points, the method comprises the following steps: (1) collecting faeces, feces and sewage; (2) conveying and discharging the liquid dung mixture consisting of the faeces, feces and sewage into a faeces storage tank, adding quicklime powder, and stirring, so that the liquid dung mixture is subjected to solid-liquid separation; (3) standing, and discharging the intermediate dung sewage into a liquid pool for later use by virtue of a pipeline; (4) adding crop straw powder and the residual faeces and feces after the intermediate dung sewage is completely discharged, stirring and forming a semi-finished product; and (5) conveying the semi-finished product into a fermentation tank for fermenting for 15-25 days, packaging after the fermentation is ended, thereby obtaining the powdered organic fertilizer. The invention aims at providing a method and a device for preparing the organic fertilizer by utilizing the fecal sewage in the urban septic tank. According to the method and the device, the operation is easy and convenient, the urban dung sewage can be effectively treated, and the aim of changing wastes into valuable materials is achieved. The method and the device are used for manufacturing organic fertilizers.

The invention belongs to the technical field of urban sewage treatment and particularly relates to a method for utilizing sludge. The method comprises: deodorizing sludge, and making it with bamboo charcoal, sepiolite, a foaming agent, potassium feldspar, expanded perlite, calcined kaolin, wollastonite powder and sodium dodecyl sulfate to obtain an insulation brick. The use of the method provides sludge resourceful utilization turning waste into wealth, and also provides new economic benefit, reducing economic burden for sludge treatment.