50results about How to "Guarantee continuous development" patented technology

The invention concerns the repairing dose to repair the soil polluted by heavy metal, which belongs to the technique field of repairing soil polluted by heavy metal. The repairing dose mainly includes: Na unit soil, haibao stone, stick stone, coal powder and microorganism germ root. Every composition' rate by weight is: Na unit soil15--40%, haipao stone 10--50%, stick stone 10--30%, coal powder 5--30%, microorganism germ root 0--40%. The repairing dose in the invention has the advantages of low cost of material, simple working equipment, good effect and no second pollution.

Provided is a heavy metal pollution soil repairing agent using excess activated sludge as the rawmaterial, a method of extraction and a method for repairing the heavy metal pollution soil, which relates to a heavy metal pollution soil repairing agent and a method thereof and a method for repairing the heavy metal pollution soil, and solves the problems of high cost, easily secondary pollution and complex operation existing in the repair of the heavy metal pollution soil. The heavy metal pollution soil repairing agent is composed of amylose, protein, nucleic acid, phosphoric acid, amino acid, humic acid compound, uronic acid and the organic substance required for cell lifecycle. The method for distilling the heavy metal pollution soil repairing agent is as follows: the wastewater treatment excess activated sludge reacts under the condition of 80-120 KPa and 60-100 DEG for 8-20 minutes; then centrifuges for 8-20 min at the rotating speed of 5000-7000r / min. The invention adopts the home position repairing or the heterotopia repairing to repair the heavy metal pollution. The invention has low cost and no secondary pollution, simple operation, short repairing period, strong activity and wide range of application.

Invented a production method of using granite waste to extract potassium-nadium-aluminum ceramic raw materials, using biotite potassium feldspar granite waste as raw material, through crushing, sand making, fine grinding, impurity removal, purification and concentration, etc., to obtain potassium-sodium-aluminum ceramic raw material stone powder . The method can obtain high-quality ceramic raw materials containing 5-10% of potassium, 3.5-4.5% of sodium, 5-17% of aluminum, 60-74% of silicon, 0.2% of iron, 0.6% of calcium and 38-61% of whiteness. The present invention utilizes granite waste to produce potassium-sodium-aluminum ceramic raw materials, turns waste into treasure, solves the problems of serious environmental pollution and waste of resources due to the discharge of a large amount of granite waste, and at the same time ensures the sustainable development of the stone industry and makes the waste of the stone industry Transformation of matter into energy for new ceramic production.

The invention discloses a metal mining area contaminated soil remediation agent capable of improving plant growth. The remediation agent is prepared from the following six ingredients of mineral humic acid, attapulgite, coal ash, polyglutamic acid, ground phosphate rock and microorganism organic fertilizer. When the remediation agent is utilized to process contaminated soil, the remediation agent and the mining area contaminated soil are fully mixed according to the weight ratio of (1 to 2) : 1000, then appropriate water is added to wet, and plants are cultivated after the remediation agent and the mining area contaminated soil are fully mixed. The soil remediation agent can fix heavy metal ions in soil through heavy metal adsorption property of the mining humic acid, the attapulgite and the coal ash and a chelating effect of the polyglutamic acid and can prevent the heavy metal ions from migrating through leaching and runoff. On one hand, the humic acid, the ground phosphate rock and the microorganism organic fertilizer are utilized to regulate absorption of plants to soil heavy metal to improve moisture and fertilizer retention property of soil. According to the metal mining area contaminated soil remediation agent disclosed by the invention, a lot of mineral materials are chosen and matched, so that product cost is low; the metal mining area contaminated soil remediation agent can improve survival, growth and development of mining area plants in a dry condition and especially is suitable for quick greening and restoring engineering of high-concentration heavy metal polluted soil with an obvious toxic effect on plants.

The invention relates to the field of open-pit mining methods, in particular to an open-pit refined mining method for a gently dipping-thin ore body. The open-pit refined mining method comprises four steps of cut dividing, explosion arranging, hanging wall layered mine rock shovel mucking and heading wall sequential stripping advancing. The open-pit refined mining method solves the contradictory problem of loss ratio and dilution ratio reducing and large shovel mucking equipment production efficiency improving when a traditional mining method is used for stoping the gently dipping-thin ore body and ensures that a user can stope the gently dipping-thin ore body economically and efficiently.

The invention discloses a deep-layer infiltration method for apple orchards at dry highland areas through rainwater collected by tree disks. The deep-layer infiltration method comprises the following steps of selecting orchards; making deep-layer infiltration buckets for the collected by rainwater; trimming tree disks; burying the rainwater collection deep-layer infiltration buckets; and covering black mulching films. The deep-layer infiltration method disclosed by the invention has the beneficial effects that in the deep-layer infiltration method for the apple orchards at the dry highland areas through the rainwater collected by the tree disks, the black mulching films are covered, so that the water content of soil is effectively increased, the spring temperature and the summer temperature of the soil are effectively increased, and the microenvironment of the soil is effectively improved; the infiltration buckets of 40cm are buried, so that the water content of the soil below root layers is increased, the physical properties of the soil are changed, the growing environment of root systems is improved, water consumed for the growth of fruit trees in winter and spring drought seasons are compensated, drought stress on apple trees is small, the yield of a single plant is increased, the quality of 100 leaves of the apple trees is increased, the ratio of new shoots to short shoots is increased, the shape index of the fruit trees is increased, and the appearance of on-year and off-year of the apple trees is effectively prevented; and besides, water in rainy seasons can be effectively accumulated into deep layers, the trans-seasonal utilization of precipitation is realized, and the collected rainwater can also be used as a water soluble fertilizer for irrigation use.

The invention relates to a method for high-yield plantation of Salicornia and soil fertility improvement of coastal mud flat, which comprises the following steps: leveling mud flat salinized soil, furrowing and ditching; applying organic fertilizer into the mud flat salinized soil to fertilize soil; after applying the organic fertilizer into soil, sowing and earthing, which comprises mixing Salicornia seeds with fine sand and uniformly sowing the seeds into ditches; before emergence of seedlings of Salicornia, adopting seawater for irrigation, keeping the soil to be moist, and adopting seawater for irrigation within three weeks after the emergence of seedlings; after the three weeks after the emergence of seedlings, applying urea as topdressing, and applying fertilizer for three times during a growth period; and after applying fertilizer, immediately adopting fresh water for irrigation, after applying fertilizer during the growth period, adopting the fresh water for irrigation for three times, adopting the seawater for irrigation during other periods, and maintaining the soil to be moist. The method has the advantages that the yield of vegetables in salinized soil can be increased, and the nutrition quality is improved; the soil fertility cultivation of saline-alkali soil can be sped up, and the water sources can be saved; the raw materials has wide sources, and are easy to obtain; the development of coastal mud flat planting can be improved, the ecological environment can be improved, and the economical benefit can be increased; and the popularization prospect is wide.

The invention discloses modified-diatomite-containing organic fertilizer and a preparation method thereof. The modified-diatomite-containing organic fertilizer is prepared from the following raw materials in parts by weight: 30 to 50 parts of egg shell, 15 to 25 parts of modified diatomite, 20 to 30 parts of EM (Effective Microorganism) stock solution, 10 to 20 parts of seaweed extract, 10 to 20 parts of ground phosphate rock, 8 to 16 parts of wormcast, 6 to 12 parts of pine needle meal, 5 to 9 parts of urea, 7 to 13 parts of biochar, 6 to 14 parts of sugar residues, 2 to 6 parts of sodium humate, 3 to 5 parts of mixed strain and 1 to 3 parts of water retaining agent. The preparation method comprises the steps: firstly crushing the egg shell, the modified diatomite, the ground phosphate rock powder, the wormcast, the biochar and the sugar residues, and high-temperature steam sterilization is carried out to obtain a mixed material; then adding the algae extract, the pine needle meal, the urea, the sodium humate and water, evenly mixing and fermenting; finally adding the water retaining agent, evenly mixing and pelleting. The organic fertilizer disclosed by the invention is sufficient in fertility, not only has yield improvement, high efficiency, long-acting property effects for crops, but also is good soil conditioner for improving the soil environment, thus having relatively good popularization and application prospect and profound significance for improving the soil environment of the crops.

The invention relates to a chestnut drought meteorological index insurance method, which specifically comprises the following steps of: establishing a one-to-one correspondence relationship between meteorological conditions and chestnut yield expected loss values, i.e. Indexing the loss degree to serve as a basis for determining a compensation standard, signing an insurance contract and providingcompensation. The method relates to Chinese chestnut drought disaster risk assessment, meteorological insurance index design, determination of a meteorological insurance claim settlement trigger valueand an insurance rate, development of a meteorological index insurance product and popularization of the meteorological index insurance product. According to the safety method, the precipitation of the Chinese chestnut in the expansion period is determined as the drought index, the insurance party and the insurance party are symmetrical in information, the morality risk and inverse selection in traditional insurance are avoided, investigation and loss assessment by special personnel are not needed, the claim settlement procedure is greatly simplified, and therefore the operation cost of an insurance company is greatly reduced. According to the safety method, the influence of subjective factors in traditional agricultural safety is avoided, farmers are stimulated to actively prevent disasters and reduce damage, the Chinese chestnuts are not damaged due to disasters, and sustainable development of Chinese chestnut planting is guaranteed.

The invention discloses an organic fertilizer which is prepared from the following components in parts by weight: 20-40 parts of straws, 5-10 parts of coal gangue, 5-55 parts of weathered coal, 5-15 parts of peat soil, 8-30 parts of phosphate ore powder, 2-35 parts of potassium ore powder, 10-35 parts of wheat-middlings, 5-10 parts of soybean meal, 5-30 parts of rice hull flour, 1-5 parts of strain powder, 1-3 parts of photosynthetic bacteria, 10-20 parts of fallen leaves, 10-20 parts of chicken manure, 5-15 parts of wine dregs, 5-15 parts of mushroom dregs, 3-8 parts of lactic acid bacteria,5-15 parts of potassium fulvic acid, 15-30 parts of cellulase, 3-15 parts of urea and 4-8 parts of polyacrylamide; and the strain powder comprises 0.3 billion / g of yeasts, 0.2 billion / g of bacillus licheniformis, 0.2 billion / g of bacillus subtilis, 0.2 billion / g of streptomyces microflavus and 0.2 billion / g of azotobacteria. The organic fertilizer can improve soil without residues and pollution, can improve the growth quality of crops at the same time and has better popularization prospect.

The invention discloses high-efficiency organic fertilizer which comprises straw, gangue, windblown coal, peat soil, ground phosphate rock, ground potassium ore, soybean meal, rice hull powder, strainpowder, urea and polyacrylamide. The organic fertilizer integrates yield increase, high efficiency, long acting, quality improvement, soil improvement and inhibition of soil-borne diseases, is low incost, simple in technology and free from residue and pollution and has better popularization and application prospects.

The invention belongs to the field of a building engineering material, and particularly relates to a early strength type high-strength non-shrinkage grouting material with large mixing amount of mineral slag. The grouting material is prepared from the following ingredients in parts by weight: 10 to 60 parts of pelletized blast furnace heavy ore slag, 0 to 10 parts of blast furnace heavy ore slag micro powder, 25 to 60 parts of ordinary Portland cement, 1 to 20 parts of hardening accelerators, 0.002 to 0.1 part of plastic expansion agents, 0 to 2 parts of water reducing agents, 0 to 1 part of retarders, 0 to 1 part of thickening agents and 0 to 2 parts of anti-foaming agents. The grouting material provided by the invention has the technical characteristics of early strength, high strength, plastic period expansion, high construction flowability, no later stage shrinkage and the like; meanwhile, the industrial waste materials are greatly utilized; the product cost is reduced; the natural resources are saved.

A composite microorganism organic fertilizer and a manufacturing method thereof are provided. The composite microorganism organic fertilizer comprises chicken manure, straw, oil cake, humic acid, vinasse, rice husk, compost bacteria and trace elements. The chicken manure, the straw, the oil cake, the humic acid, the vinasse, the rice husk and the compost bacteria are mixed, fermented and dried in order, then mixed with the trace elements in a ratio of 1:1 and granulated. The composite microorganism organic fertilizer mainly comprises organic nutrients and adopts a proper amount of inorganic fertilizers according to a reasonable formula, so that the composite microorganism organic fertilizer can provide crops with comprehensive and reasonable nutrients, improve soil quality comprehensively, and boost soil fertility. Long-term using of the composite microorganism organic fertilizer can improve soil with lowered quality, such as salinized and alkalized soil or acidized and alkalized soil. The composite microorganism organic fertilizer is rapid and durable in fertility and free of fertilizer damage. The composite microorganism organic fertilizer is capable of providing comprehensive and balance nutrients, largely improving crop disease resistance and reducing the production cost, and free of environment pollution in production and using processes, has obvious yield-increasing investment-saving effects and comprehensively increase economic and social benefit.

The invention discloses a high-efficiency fertilizer, belongs to the technical field of fertilizer, and in particular, relates to the high-efficiency fertilizer. The invention provides high-efficiency fertilizer which has low production cost and can provide various nutrient elements for crops. The high-efficiency fertilizer disclosed by the invention is prepared from the following raw materials: coal gangue, weathered coal, peat soil, ground phosphate rock, ground potassium rock, wheat middlings, soybean meal, soybean hulls, powdered rice hulls, calcium superphosphate, urea, and potassium sulfate.

The invention discloses a hydrogenation pretreatment method of coal tar, which is mainly used for solving the problems that the metal content in whole fraction of the coal tar in the prior art is very high, the operation period of a main hydrogenation device is strictly restricted, and the sustained development of hydrogen processing is hindered. The hydrogenation pretreatment method of the coal tar comprises the following steps of mixing the coal tar with hydrogen at relatively low reaction pressure, then firstly introducing a mixture into a slurry bed hydrogenation reactor at high temperature and high air speed, then introducing into a fixed bed hydrogenation reactor at low temperature and low air speed, and finally introducing into a gas-liquid separation system for separation. Through the scheme, the purposes of effectively ensuring the long-period operation of the main hydrogenation device and the sustained development of hydrogen processing are achieved, and the method further has very high practical application and popularization values.

The invention discloses a power distribution network power dispatching method and system based on source-load-network balance. The method comprises the following steps: constructing a source-load network balance model and constraint conditions thereof; under the unit power transformation capacity, constructing a source-load-network balance target function by taking the minimized equivalent load fluctuation and the load peak-valley difference rate as targets; and under the constraint condition, solving the source-load-network balance objective function to obtain an optimal balance planning scheme under the unit power transformation capacity, thereby controlling the power generation capacity of the distributed power supply and the access capacity of the multi-element load in the power distribution network. According to the method and system, the output of the distributed power supply and the power balance of the multi-element load are comprehensively considered, the optimal access capacity of the distributed power supply and the multi-element load is obtained on the basis of achieving the integrated balance of the source, the network and the load, and the active planning of power distribution network power dispatching is achieved.

The invention discloses an organic fertilizer for agriculture. The organic fertilizer comprises the following raw materials in parts by weight: 15-25 parts of straw powder, 8-12 parts of poultry manures, 3-5 parts of vitamins, 4-8 parts of plant ash, 1-2 parts of strain powder, 3-5 parts of nanometer calcium carbonate powder and 6-13 parts of humic acid. In such a manner, the organic fertilizer for agriculture, disclosed by the invention, takes organic nutrients as main components, is reasonably prepared with a proper amount of inorganic fertilizers and not only can provide comprehensive and reasonable nutrients for crops, but also can comprehensively improve the soil quality, so that the soil fertility is increased, and the cost is low; after long-term use of the organic fertilizer, soil which is acidized and alkalized or salinized and alkalized and other soils of which the quality is reduced are improved; the fertilizer efficiency is fast and lasting, and the fertilizer damage cannot be caused; comprehensive and balanced nutrients can be provided for the crops, so that the crop disease resistance is greatly improved.

A heavy metal-polluted soil remediation agent using excess activated sludge as a raw material, an extraction method thereof, and a method for remediating heavy metal-contaminated soil relate to a heavy metal-contaminated soil remediation agent, a preparation method thereof, and a method for remediating heavy metal-contaminated soil. It solves the problems of high cost, easy to cause secondary pollution and complicated operation in the current heavy metal-contaminated soil remediation method. Heavy metal contaminated soil remediation agent is composed of polysaccharide, protein, nucleic acid, phosphoric acid, amino acid, humic acid compound, uronic acid and organic matter required for cell life cycle. The method for extracting the heavy metal-contaminated soil remediation agent is as follows: react the residual activated sludge from wastewater treatment at 80-120kPa and 60-100°C for 8-20 minutes; then centrifuge at a speed of 5000-7000r / min for 8-20 minutes.

The invention belongs to the technical field of fertilizers and, particularly, relates to an efficient fertilizer. The efficient fertilizer is low in production cost, and capable of providing various nutrient elements for crops. The efficient fertilizer is prepared from coal gangue, weathered coal, peat soil, ground phosphate rock, ground potassium rock, wheat middling, soybean meal, soybean hull, rice hull powder, calcium superphosphate, urea, and potassium sulfate.

The invention discloses an organic fertilizer composition. The organic fertilizer composition is characterized by being prepared from, by weight, 40-100 parts of peat, 5-30 parts of coconut dust, 2-20 parts of ground phosphate rock, 2-20 parts of potassium rock powder, 1-8 parts of strain powder, 3-8 parts of polyacrylamide and 1-15 parts of urea. The invention further discloses a preparation method and application. The organic fertilizer contains organic matter, nitrogen, phosphorus, potassium and other elements and further contains various trace elements and probiotics, when used, the organic fertilizer not only can serve as a good fertilizer source but also is a good soil modifying agent, and the organic fertilizer has a good effect on improving the germination percentage of seeds and promoting low-temperature seedling recovering.

The invention discloses an organic fertilizer including straw, coal gangue, weathered coal, peat soil, powdered rock phosphate, a potassium mineral powder, soybean meal, a rice husk powder, a bacterial powder, urea and polyacrylamide. The organic fertilizer integrates the effects of production increasing, high efficiency, long effect, quality increasing, soil improvement and soil borne disease inhibition, has the advantages of low cost, simple process, no residue and no pollution, and has good prospects of popularization and application.

The invention discloses an organic fertilizer which comprises, by weight, 20-40 parts of straws, 5-10 parts of coal gangue, 5-55 parts of weathered coal, 5-15 parts of peat soil, 8-30 parts of powdered rock phosphate, 2-35 parts of potassium ore powder, 10-35 parts of wheat middlings, 5-10 parts of soybean meal, 5-30 parts of husk powder, 1-5 parts of strain powder, 10-20 parts of fallen leaves, 10-20 parts of broken clothes, 5-15 parts of egg shells, 5-15 parts of tea leaves, 3-8 parts of EDTA (ethylene diamine tetraacetic acid), 5-15 parts of potassium fulvic acid, 15-30 parts of sweet potato powder, 3-15 parts of urea and 4-8 parts of polyacrylamide. The fertilizer can improve soil, residue and pollution are omitted, and the organic fertilizer has good popularization prospects.

The present invention discloses a method for producing block coal by using powdered coal. Said method is characterized by that it utilizes the heated binding coal when which is met with high-temperature non-binding coal, it can be quickly softened and formed into lonts of colloids and make the heated binding coal be mixed with the non-binding coal under the action of stirring device, then utilizes forming machine to make them into block coal.

The invention discloses a special organic fertilizer for cereals. The special organic fertilizer for cereals, which is prepared by reasonably matching agricultural and sideline products and industrial wastes serving as main materials with other nutrients, is low in cost and high in benefit. The fertilizer can provide comprehensive and balanced nutrients for various crops, is quick and long-lasting in fertility, does not produce fertilizer damage, simultaneously improves soil, improves the fertility of the soil, does not pollute the environment in production and use, can change wastes into valuables and save a large amount of resources, and has quite obvious social and economical benefits.

The invention discloses an annular belt shot blasting machine. The annular belt shot blasting machine comprises a hopper support, a main machine, an elevator, a dust collector and an electric cabinet. The hopper support is provided with a safety door hanging bracket, a hopper frame is fixed below the hopper support, the main machine is connected with a safety door, and the safety door hanging bracket is installed at the upper end of the safety door; a steel ball switch and a sprayer are fixed on the main machine, a ball barrel is installed on the left side of the elevator, and a platform is fixed on the right side of the elevator; and a vibrating machine is arranged below the main machine, the dust collector is connected with an air tube, a screw conveyor is fixed below the vibrating machine, and the electric cabinet is connected with the main machine. According to the annular belt shot blasting machine, the full automatic PLC technique is adopted, an automatic steel ball returning structure is further arranged, operation is intelligent, and labor intensity of workers is lowered; a winnowing separator is arranged, and steel balls and sand powder can be separated completely; and the wear rate of consumable materials is low, the machine service life is long, the polishing effect is good, and development of the shot blasting machine industry is guaranteed, as is needed in the current market.

The invention discloses a composite protection structure of a surface mine underground water layer. The composite protection structure comprises a side slope, wherein an anti-seepage pit is dug downwards in the lowest water line position of the side slope; clay is filled inside the anti-seepage pit; a dam body is built outwards at the slope toe of the side slope; a clay layer is filled between the dam body and the side slope; a soil slope layer is filled between the clay layer and the side slope; an anti-seepage layer is arranged on the inner slope surface of the dam body and the inner wall of the anti-seepage pit; and an anti-seepage layer is paved between the soil slope layer and the clay layer. The composite protection structure has the advantages that the funnel effect generated by surface mining can be reduced; the phenomenon of the water level of the peripheral underground water layer is reduced; on the basis of recovering the underground water layer, the damage of surface mining on water resources is reduced as much as possible; and by aiming at the ecological fragile region, the destructive damage on the water resources and the ecological system can be effectively reduced.