259results about How to "No hardening" patented technology

The invention discloses a fermented organic fertilizer. The fermented organic fertilizer comprises the following components in parts by mass: 1000-1500 parts of stalk, 1000-1300 parts of chicken manure, 1000-1500 parts of cattle manure, 800-1200 parts of pig manure, 1200-1800 parts of soybean meal, 35-50 parts of a microbial agent, 10-20 parts of peat humic acid, 50-80 parts of corn meal, 60-90 parts of composite enzyme preparation and 30-60 parts of complex bacteria. The invention also discloses a fermentation method of the fermented organic fertilizer. As the method adopts the microbial bacteria and the composite enzyme preparation, the fermentation efficiency is improved, the fermentation time is effectively reduced, the consumption amount of water, electricity and steam is reduced, the production cost is lowered, and the method is suitable for industrial large-scale production; the fermented organic fertilizer disclosed by the invention has no malodor when used in fields, is cost-saving due to the reduction in the consumption, does not result in soil impoverishment, hardening and salinization, and meets the trend of energy-saving, environment-friendly and sustainable development.

The invention relates to a heat treating method of paraffin wax to reduce the moisture content to the nearest zero, comprising the following steps: firstly, lumber is delivered to a heat treating furnace which comprises a lignum treating chamber, cut into lumber pieces; the pieces then are piled together, the lumber treating chamber is heated then to make the paraffin wax pre-positioned in the treating chamber melt into liquid paraffin wax to submerge the lumber pieces. Then the temperature in the furnace is heated to 140-160 DEG C, for 44 to 58 hours. Resin is added into the furnace to increase the temperature into 175-185 DEG C, for 67 to 77 hours. Heating stopping, the lumber pieces is cooled down to 58-110 DEG C and discharged out of the furnace. The resin takes up 10-50 parts by weight against the 100 parts by weight of the paraffin wax. The lumber after being processed by the method of the invention has a rate of moisture content more than 0 and less than 0.01 percent.

The invention discloses silico-calcium magnesium-potassium mineral multielement compound fertilizer and a preparation method thereof. The mineral multielement compound fertilizer is a water-insoluble dissolving resisting fertilizer prepared based on potassium-rich rock and comprises microelement potassium, secondary element silicon, calcium, magnesium and multiple trace elements, wherein the mass fraction of potassium oxide is larger than or equal to 8%; the total mass fraction of the silica, the calcium oxide and the magnesium oxide is larger than or equal to 5%; the mass fraction of water is less than or equal to 3%; and simultaneously the trace elements are considered. The silico-calcium magnesium-potassium mineral multielement compound fertilizer is the water-insoluble dissolving resisting fertilizer and is characterized by non-infiltration, non-infiltration and non-loss, can not cause the acidification, alkalization and hardening of the soil after being used, can be used as the base fertilizer or top application, and is of great benefit to improving the soil structure and increasing the efficient nutrition components.

The invention discloses an ecological organic fermented fertilizer which comprises the following components in parts by mass: 1,200-1,800 parts of crop waste, 2,500-4,000 parts of composted excrement, 1,600-2,000 parts of river mud, 1,200-1,600 parts of cake meal, 800-1,200 parts of bentonite, 300-600 parts of waste oil residue, 80-200 parts of corn flour, 800-1,200 parts of waste fungus spores and 100-140 parts of microbial fermentation bacterial agent. In the organic fertilizer disclosed by the invention, the damage on the crops and seed germination caused by diseases and pests and the influence on the purity and quality of agricultural products after fertilization are avoided; when in use, foul smell in the field is avoided, the dosage of chemical fertilizer is reduced, the cost is saved, and the soil depletion, hardening and salinization are avoided; after use, the soil fertility is improved, the immunity of agricultural and forestry crops is enhanced, the grain yield increase is realized, and the trends of energy saving, environmental protection and sustainable development are met.

The invention discloses a phosphate inorganic casting binder suspension curing agent and a preparation method thereof. The preparation method comprises the following steps of: adding organic resin to an alcoholic solvent; stirring to be fully dissolved and adding organic acid; stirring to be fully dissolved and then adding powder magnesia; and evenly stirring and dispersing to prepare the suspension curing agent. The invention also discloses the application of the curing agent to the foundry industry. The preparation method of the phosphate inorganic casting binder suspension curing agent is simple and adopts easily obtained raw materials with lower cost. The curing agent has the excellent performances of high efficiency, suspension rate and solid content, free toxicity, moderate reaction speed with the binder, and the like; a casting sand mould bonded by utilizing the curing of the curing agent and the organic binder has high sintering strength and stable sintering performance without a dust flying phenomenon in a sand-mixing process or generating dust pollution and is easy to popularize and apply in the foundry industry.

The invention relates to an autoclaved desulfurized gypsum aerated building block without calcination. The autoclaved desulfurized gypsum aerated building block is formed by directly modifying solid wastes (such as desulfurized gypsum) produced by wet desulphurization in thermal power plants, without calcinations. The invention relates to the technical field of resourceful comprehensive utilization. The aerated building block is prepared from the components of, by weight, 60-75 % of original state dihydrate desulfurized gypsum, 10-30% of vulcanic ash active mineral materials, 10-25% of active materials, 0.5-2% of accelerating materials, 0.5-2.0% of early strength materials, 0.1- 0.5% of gas forming materials. The preparation method comprises the steps of preparing raw materials, slurrying, pouring, standing for maintenance, cutting, and autoclaving. By preparing the aerated building block, a lot of the solid wastes-dihydrate desulfurized gypsum can be consumed, and resources can be saved because the aerated building block is prepared by direct modification and utilization without processes of calcining and drying. The aerated building block is energy-saving, environment-friendly, low carbon and benefit for waste, and has good product performance, high strength, good water resistance, and low cost.

The invention provides a man-made active soil comprising organic fertilizer to make rock slope green composed of organic fertilizer, organic fiber, fine-particle soil, water-retaining agent and compound fertilizer, in preparing ratios of (volume percentage): 20-40, 10-30, 30-60, 0.1-0.5, and 0.3-0.8, respectively. The soil can not only simulate the activity of the farming soil, also provide soil, water nutrient and microbe environments for plant growth, and has a certain cohesive force by itself, and can not make the soil harden, and depends on the anchor rod and the net to form a stable interger which close adheres to the rock slope.

The invention discloses a method for preparing a highly-efficient magnetized liquid compound fertilizer for drip irrigation and a liquid compound fertilizer prepared by the method. The method comprises the following steps: sodium humate, potassium humate, water or landfill leachate, ammonium biphosphate, potassium chloride or potassium sulfate, urea and ammonia are stirred and chelated; simultaneously, under the condition that the strength of a central magnetic field is more than or equal to 20,000 gausses, the mixture is magnetized; and the PH value of the mixture is adjusted to between 4 and 5 through concentrated sulphuric acid or concentrated nitric acid. Compared with the prior art, the liquid drip irrigation fertilizer has good dissolution and full nutrition, is very favorable for absorption by crops, greatly improves the utilization rate of the fertilizer and simultaneously causes no soil hardening.

A granular material vibrating cooler comprises a ventilating mechanism, wherein a material cooling chamber and a vibrating mechanism are fixedly mounted on the a base, a material inlet and an air outlet are arranged on the upper portion of the material cooling chamber, and a material outlet is arranged on the lower portion, air inlets are evenly arranged on two corresponding lateral wall of the material cooling chamber, the air inlet is connected with an air inlet pipe, the ventilating mechanism which is mounted in the material cooling chamber is provided with a plate-frame skeleton and a certain amount of air grooves. An opening of the air groove is arranged downwards, the air grooves which have at least two layers are alternately arrayed in parallel and penetrated through and fixed on the plate-frame skeleton, two ends of the air groove are positively faced to the air inlets and communicated with the air inlets. The plate-frame skeleton is connected with the ventilating mechanism by penetrating the two lateral wall of the material cooling chamber through a connecting piece. The granular material vibrating cooler adopts the mode that cold air blast is combined with vibration, which has a good cooling effect on high temperature material, in particular to composite fertilizer which is being cooled. The invention cools completely, which can not being hardened, and is benefit to popularization and application.

The invention discloses a magnetized iron tailing compound soil amendment, which is prepared by iron-containing tailing, nitrogen fertilizer or nitrogen, phosphor and kalium compound fertilizer through the processes of mixing, magnetizing treatment, bagging and so on. The magnetized iron tailing compound soil amendment has the components according to the content ranges as follows: the iron-containing tailing 80%-96% (weight), the nitrogen fertilizer or the nitrogen, phosphor and kalium compound fertilizer 4%-20% (weight); and the ferriferrous oxide content in the iron-containing tailing 3%-15%(weight). The particle size of the iron-containing tailing is minus 0.1 mm, and the content occupies 60 to 100 percent (weight), wherein minus 20 um content is less than or equal to 30 percent. The magnetized iron tailing compound soil amendment has the advantages that the components are simple, the cost is low, the magnetized effect is good, the tailing used amount is large, and the soil hardening can not be caused during long use, and the agriculture crop wealth effect is obvious after application.

The invention provides biological organic fertilizer. The biological organic fertilizer comprises 40-60% of amino acid fermentation waste liquid, 0-5% of nitrogen fertilizer, 15-25% of monoammonium sulfate, 5-15% of potassium sulfate, 0-5% of ammonium phosphate, 0.1-0.3% of compound microbial additive, 5-15% of humic acid, 10-20% of lime powder, 0.4-1.0% of hardening preventer. A preparation method of the biological organic fertilizer includes the steps of firstly, selecting the amino acid fermentation waste liquid, the nitrogen fertilizer, the potassium sulfate, the monoammonium sulfate, the lime powder, the ammonium phosphate and the humic acid, regulating pH to 5.5, and performing granulation; secondly placing prepared organic fertilizer granules into a coating barrel, cooling to 30-60 DEG C, spraying hardening-preventing oil on the surfaces of the granules, and spraying hardening-preventing powder and the compound microbial additive onto the surfaces of the fertilizer granules to obtain the biological organic fertilizer. The biological organic fertilizer has the advantages that the fertilizer uses the amino acid fermentation waste liquid as the raw material and is low in organic matter loss, high in strain survival rate and capable of avoiding hardening after being applied. The invention further provides application of the biological organic fertilizer to crops.

The invention discloses a method for improving sandy soil. A straw modified material is added into soil and is fully mixed with surfaced soil; when a ratio of sand with granularity of more than 0.02mm in the soil is over 85 percent, the adding amount of the straw modified material is 1,400 to 1,750kg/mu; when a ratio of sand with granularity of more than 0.02mm in the soil is between 55 and 85 percent, the adding amount of the straw modified material is 750 to 1,000kg/mu; when a ratio of sand with granularity of more than 0.02mm in the soil is below 55 percent, the adding amount of the straw modified material is 300 to 500kg/mu; and the straw modified material is prepared by uniformly mixing rotted and decomposed crop straw, calcium bentonite and anion polyacrylamide. The method has the advantages of no secondary pollution, low cost and no soil hardening; the straw modified material has the characteristics of a soil modifier and an organic fertilizer; and sand soil or tilled land is not needed to be reconstructed, and final-period management is avoided.

The invention discloses a saline and alkaline soil improvement agent including a soil loosening agent. The saline and alkaline soil improvement agent comprises 120-180 parts of the soil loosening agent, 250-400 parts of a soil improving organic fertilizer, 160-200 parts of rhamnolipid, 120-160 parts of a blue alga decomposition accelerator, 80-120 parts of hydroxyethyl cellulose, 30-60 parts of potassium dihydrogen phosphate, 8-20 parts of potassium dihydrogen phosphate, 800-1200 parts of water and 10-14 parts of a microbial fermentation agent. The saline and alkaline soil improvement agent including the soil loosening agent improves the soil structure, increases the air permeability of soil and supplements organic matters; and the saline and alkaline soil improvement agent can be combined with common chemical improvements in the prior art to realize ion change of sodium ions in oil in order to reduce alkalis and remove salts, so the saline and alkaline soil is thoroughly improved without replacing soil, and the saline and alkaline soil improvement agent can be used in agricultural production.

The invention relates to the production technology of granular fertilizers, and specifically relates to a magnesium nitrate-calcium nitrate complex salt type compound fertilizer and a preparation method thereof. The magnesium nitrate-calcium nitrate complex salt type compound fertilizer is characterized in that the total mass percent of magnesium nitrate and calcium nitrate in the compound fertilizer ranges from 50% to 90%, the mass percent of crystal water in the compound fertilizer ranges from 10% to 50%, and the mass ratio of magnesium nitrate to calcium nitrate is (3.5-0.1):1. Compared with the prior art, the magnesium nitrate-calcium nitrate complex salt type compound fertilizer and the preparation method thereof have the beneficial effects that (1) the magnesium nitrate-calcium nitrate complex salt type compound fertilizer is far better than compound fertilizers obtained by doping and pelletizing by a mechanical pressing method in free-running property and anti-caking property, the caking time of the product is above 30 days and therefore, the product can be used very conveniently; (2) the preparation method is lower in cost than a process of batch crystallization as well as mechanical mixing and pelletizing, and also applicable to continuous large-batch production, and therefore, a convenient condition is provided for automatic process control.

The invention relates to a method for preparing animal semen freeze-dried powder, which is used for preparing by adopting freeze-dried fresh semen and comprises the steps of prefreezing, sublimation drying and analysis drying. The invention has the following advantages that: (1) protein, microorganisms and the like can not denature or lose biological activity; (2) the loss of certain volatile components in the matter is small; (3) the growth of microorganisms and the action of enzymes are prohibited, so that the original nature of the freeze-dried powder can be maintained; (4) the volume is almost unchanged, the original structure is maintained, and the phenomena of concentration and hardening do not occur; (5) the dried matter is loose, porous and spongy, the dissolution is quick and complete after water addition, and the original nature can be recovered immediately; (6) certain easily oxidized substances in vacuum are protected; and (7) more than 95-99% of water can be removed by drying, and the dried product can stored for a long time without deterioration.

The invention discloses a special liquid water flush fertilizer for potatoes. The special liquid water flush fertilizer for potatoes is characterized by being prepared from the following raw materials in parts by weight: 100 parts of fresh chicken manure raw liquid fermentation liquor, 8-10 parts of urea, 1.5-2 parts of monopotassium phosphate, 5-8 parts of potassium humate, 0.01-0.03 part of ammonium molybdate, 2-5 parts of boric acid, 3-7 parts of ferrous sulfate, 3-6 parts of magnesium sulfate, 2-5 parts of zinc sulfate, 8-10 parts of a compound acid, 1-3 parts of a water-retaining agent, 5-10 parts of diammonium, 20-35 parts of a potato extraction solution, 15-20 parts of chitosan, 5-10 parts of alginic acid, 3-5 parts of a soybean extraction solution, 0.2-0.5 part of a swelling agent, 10-12 parts of plant ash water and 40-60 parts of vegetable fermentation liquor. By taking chicken manure and vegetable fermentation liquor as main organic matters, the fertilizer is comprehensive and abundant in nutrient and the two organic matters are waste which is low in price. The two organic matters are applied to the fertilizer, so that the waste is turned into wealth, an effect of protecting the environment is exerted, and the special liquid water flush fertilizer for potatoes has good social and economical benefits.

The invention relates to a corn compound fertilizer with slow-release and insect-resistant effects. The corn compound fertilizer is prepared from, by weight, 35-40 parts of urea, 10-15 parts of monopotassium phosphate, 12-15 parts of bentonite, 6-10 parts of charcoal, 0.5-1 part of boric acid, 1-1.5 parts of BSFA, 1.2-1.5 parts of manganese sulfate, 1-1.5 parts of ammonium molybdate, 12-15 parts of superphosphate, 5-7 parts of modified starch and 1.5-2 parts of extracts of traditional Chinese medicine. The corn compound fertilizer with the slow-release and insect-resistant effects can provide good nutrient elements for corn for meeting the requirement of corn for nutrient elements; meanwhile, plant raw materials are used based on the scientific proportion for preventing pests and diseases at the root, and the corn yield and quality are improved.

A special organic compound modifier used in carbonate-type paddy fields and a preparation method thereof relate to a special organic compound modifier used in paddy fields and a preparation method thereof. The modifier and the preparation method thereof solve the problems of soil hardening easily caused by modifiers used in the carbonate-type paddy fields, worsening of physicochemical properties,poor effect on reducing soil alkalinity and high preparation cost. The modifier is made from the following materials by mass percentages: 50-60% of furfural residue, 5-12% of furnace ash, 30-35% of animal manure and 3-7% of brown coal. The preparation method comprises the following steps: blending the furfural residue and the furnace ash to obtain a mixture; mixing the animal manure and the browncoal for fermentation, and obtaining an organic fertilizer; mixing the mixture and the organic fertilizer for fermentation, and then sequentially granulating, ball blasting, sieving and packaging, thus obtaining the modifier. The modifier contains 60-70% of organic matter with pH of 3-4, and has advantages of convenient use, easy mechanical application at large area, simple preparation process andlow cost of raw materials.

The invention provides a processing method for a chicken wing. The processing method comprises the following steps of: mixing the chicken wing with a batching solution for salting; streaming and roasting the staled chicken wing in a steaming and roasting oven, wherein the relative humidity in the steaming and roasting oven is 50%-90%; and quickly freezing the steamed and roasted chicken wing. According to the processing method, the chicken wing is salted, steamed and roasted under the condition with relative humidity of 50%-90% to prepare the chicken wing product which is fresh and tender in texture, fully flavored, delicious in taste and soft in mouthfeel.

The invention relates to a grease-like sewage treatment method and a chemical agent and belongs to the technical field of grease-like chemical-industry type sewage treatment. According to the technical scheme, the chemical agent includes 0.2-0.5% of sodium alkyl benzene sulfonate, 0.5-0.7% of zeolite, 10-15.5% of sodium carbonate, 5-7.3% of calcium hydroxide, 4-9.5% of triacylglycerol acylhydrolase, 1-2.5% of cellulose, 1-3% of sodium percarbonate, 23-36.7% of polyaluminum chloride and 18-24.3% of ferrous sulfate. The grease-like sewage treatment method and the chemical agent have the advantages that the existence forms of water-in-oil and oil-in-water are thoroughly broken, a large quantity of SS, chromaticity colors, grease and COD can be quickly removed, efficiency is high, performance is reliable, the requirement for temperature changes is low, hardening and corroding are avoided, and sewage cannot cause secondary pollution in the later period.