14results about How to "High salinity" patented technology

The invention discloses an ecological restoration method for salinized land in a semi-arid region based on a natural solution. The ecological restoration method comprises the following steps: S1, defining a plurality of ecological restoration regions; s2, planting plants; in each ecological restoration area, high-layer plants are planted on a circle of the edge of the ecological restoration area, and a circle of middle-layer plants and a circle of low-layer plants are sequentially planted into the ecological restoration area; s3, arranging an ecological restoration area; according to the invention, an ecological restoration area with multi-layer plant distribution can be formed, the restoration and improvement of biodiversity are facilitated, and through the arrangement of the first groove, the sand barrier and the spacing between the first groove and the sand barrier, the purpose that seeds of plants in each layer stay in or near the first groove along with wind to achieve sowing and growth can be achieved in the subsequent year; multiple layers of plants along the first grooves are formed, the ecological restoration effect is enhanced, subsequent sowing through wind power is facilitated, and manual close planting is not needed any more.

The invention discloses a prawn culture-oriented ecological environment condition dynamic evaluation system, and relates to the technical field of culture, prawn metabolism states under different salinity are tested through a test module, the influence of salinity on prawn metabolism can be analyzed, an appropriate salinity range is preliminarily screened out by constructing an influence coefficient Yxxs, and the salinity of prawns can be evaluated according to the influence coefficient Yxxs. According to the method, the defects of traditional empirical judgment are overcome, salinity optimization is more scientific and digitized, and the survival rate and the culture efficiency of the prawns are improved. The survival rate Chz is obtained through secondary screening of the survival analysis module and in combination with survival conditions lasting for the same duration under different salinity, and the salinity in the culture pond is further optimized according to the value, so that the influence of salinity change on prawns can be continuously monitored, the culture environment can be dynamically adjusted, and the survival rate of the prawns is improved. It is ensured that prawns grow under the optimal survival condition, and therefore the death risk caused by environment changes is reduced.

The invention provides soy sauce mother water, a preparation method and application thereof, soy sauce and a preparation method thereof. The soy sauce mother water is obtained by fermenting saturated salt water, the soy sauce mother water is autonomously cultured in a high-salt and natural environment, and the cultured soy sauce mother water contains few infectious microbes, so that production and quality control are more facilitated. The invention also provides a method for producing soy sauce by fermenting the soy sauce mother water, the salt content of the soy sauce in the fermentation process is 18.9 g / 100ml, and meanwhile, the high-quality soy sauce is prepared by adopting solid-state and dilute-state combined fermentation. The fermented soybean paste can be recycled, the soy sauce is more stable in quality, healthy and easy to operate, and in addition, the soy sauce mother water is used for preparing the soy sauce, so that the time required for preparing the soy sauce is greatly shortened.

This invention belongs to the field of probiotic screening and application technology, specifically relating to a strain of *Lactobacillus paracasei* and its application in the prevention and treatment of colonic polyps and colon cancer. The *Lactobacillus paracasei*, named *Lactobacillus paracasei* V85, was deposited on January 15, 2026, at the China Center for Type Culture Collection (CCTCC), Wuhan University, China, with accession number CCTCC NO: M2026124. The *Lactobacillus paracasei* V85 provided by this invention is sensitive to common antibiotics and has good biosafety; it possesses strong antioxidant function and a strong inhibitory effect on hemolytic streptococci; it can produce a strong agglutination effect with hemolytic streptococci, which is beneficial for inhibiting the colonization of hemolytic streptococci in the intestine, reducing the risk of colonic polyps and colon cancer caused by hemolytic streptococci, and can promote the proliferation of *Akkermansia myxophilus*. It can be used to prevent and treat colonic polyps and colon cancer caused by hemolytic streptococci, and has broad application prospects.

The invention relates to the technical field of tomato planting, in particular to a fresh tomato soilless culture method capable of preventing fruit cracking. The fresh tomato soilless culture method capable of preventing fruit cracking comprises the steps that S10, a culture medium is prepared, a substrate B is added into a culture tank, and then a substrate A is added; wherein the substrate A comprises inorganic matter and organic matter, the inorganic matter comprises ceramsite, perlite and gravel, and the organic matter comprises wine grape residues; s20, in the tomato fruit swelling period, an auxiliary substrate is diluted with water and then irrigated, and the auxiliary substrate comprises a microbial agent. The substrate A and the auxiliary substrate are applied to different stages of fresh tomato planting respectively, and under the combined action of the substrate A, the substrate B and the microbial agent, the fruit cracking rate of fresh tomatoes can be greatly increased and can be reduced to 9.2%, the fruit cracking rate is reduced by 11.8% compared with the fruit cracking rate of fresh tomatoes planted in common soil, the reduction rate is 56%, and the yield of fresh tomatoes is greatly increased. And the method is easy to control, simple and convenient to operate and labor-saving.

The utility model relates to a safe adjustable combined mineralization carbon rod and water purifier, the safe adjustable combined mineralization carbon rod includes: cylinder, carbon rod subassembly, input pipeline and output pipe, low mineralization carbon rod is provided in the first accommodation chamber, high mineralization carbon rod is provided in the second accommodation chamber, the first input branch pipe is communicated with the first accommodation chamber and output pipe, and the second input branch pipe is communicated with the second accommodation chamber and output pipe. The second input branch pipe is communicated with the first containing cavity and the output pipe, and two different water path structures can be formed. When water flows through the low-mineralization carbon rod through the first input branch pipe, drinking water with low mineralization degree can be obtained; when water flows through the high-mineralization carbon rod through the second input branch pipe, drinking water with relatively high mineralization degree can be obtained; when water flows through the first input branch pipe and the second input branch pipe and simultaneously flows through the low-mineralization carbon rod and the high-mineralization carbon rod, drinking water with moderate mineralization degree can be obtained, so that drinking water with different mineralization degrees can be obtained, and diversified requirements of infants, adults and old people on healthy drinking water can be met.

The invention discloses a CuMgFe LDH catalytic membrane and application thereof in the degradation of sulfonamide antibiotics. The invention adopts a method combining in-situ self-assembly and vacuum filtration to prepare the CuMgFe LDH catalytic membrane. The CuMgFe LDH is evenly and tightly anchored in the membrane pores, exposing more active sites, thereby improving the stability and anti-pollution property of the catalytic membrane.

The invention discloses a foam workover fluid system and a preparation method thereof. The foam workover fluid system is prepared from a foaming agent, a foam stabilizer, a high-temperature stabilizer, water and the like. The foaming agent is a composition of sodium alpha-olefin sulfonate and sodium dodecyl benzene sulfonate; the foam stabilizer is a composition of xanthan gum and polyacrylamide; and the high-temperature stabilizer is thiourea. The use amount of the foaming agent accounts for 0.50%-0.70% of the mass of the water, the use amount of the foam stabilizer accounts for 0.10%-0.30% of the mass of the water, and the use amount of the high-temperature stabilizer accounts for 0.05%-0.20% of the mass of the water. The method comprises the following steps: adding a foam stabilizer into water at 50-60 DEG C, and uniformly stirring; adding a high-temperature stabilizer, and continuously stirring; and finally, adding the foaming agent and stirring for 30 minutes to obtain the foam workover fluid. The foam workover fluid system has excellent foaming performance and foam stabilizing performance, is low in density, strong in salt resistance and oil resistance and good in high-temperature stability, can effectively reduce the leakage problem in workover operation, meets the requirements of low-pressure oil and gas well workover operation, and is suitable for popularization and application in the low-pressure oil and gas well workover operation.

The utility model relates to a saline-alkali soil layered improvement salt elimination system, and aims to solve the technical problems that the existing saline-alkali soil layered improvement salt elimination system cannot recycle salt separated out of a water channel and evaporated fresh water, and the salt elimination system is low in efficiency when being used for layered improvement of saline-alkali soil. An underground water layer is arranged above the foundation layer, a soil layer is arranged above the underground water layer, a water channel is formed among the foundation layer, the underground water layer and the soil layer, the two sides of the water channel are connected with V-shaped water guide plates through two supporting rods, transparent arc-shaped plates are arranged above the V-shaped water guide plates, and the transparent arc-shaped plates are connected with the water channel through supporting rods. A transparent arc-shaped plate is arranged in the underground water layer, limiting plates are arranged on the two sides of the transparent arc-shaped plate, a drainage pipe is arranged in the underground water layer, a water storage pond is arranged at one end of the water channel, and a submersible pump is arranged in the water storage pond.

The present invention discloses a beautiful Halomonas with anaerobic half-denitrification function and a screening method and application thereof, relating to the field of environmental protection microbial technology. The strain was deposited in the General Microbiological Center (CGMCC) of the China Microbiological Culture Collection Administration on April 25, 2024, with the deposit number CGMCC No. 30437. The strain BW‑01 was isolated from anaerobic heterotrophic denitrification sludge acclimated with seawater. It is a strain that uses organic matter for semi-heterotrophic denitrification under anaerobic conditions to reduce nitrate to nitrite. The denitrification efficiency is as high as 87% when the carbon source is peptone, the nitrogen source concentration is 100 mgN / L, C / N=3, and the salinity is 60 g / L. The strain reduces nitrate to nitrite, promotes the accumulation of nitrite, and is beneficial for the subsequent nitrite to participate in the autotrophic denitrification reaction with sulfide as the electron donor. It has the advantage of high coordination with desulfurization and denitrification, realizes synchronous desulfurization and denitrification, and can be used in environmental protection fields such as ship high-salt nitrogen-containing wastewater treatment.

The invention relates to the field of horizontal well coalbed methane production, in particular to a horizontal well deep foam scrubbing coalbed methane yield increasing method which is suitable for a coalbed methane well which is long in horizontal section, difficult to discharge residual acid sludge and poor in deep pickling effect. Comprising the following steps that a horizontal well is put into a well washing pipe column to the deepest part, a compound solution of acid liquor and a foam stabilizer is continuously injected into an oil pipe, sectional acid flushing is conducted through the retreating well washing technology till the last well section is subjected to acid washing, after pump pressure is stable, the well is closed to maintain acid pressure, acid leaching operation continues for 8 hours, a sodium bicarbonate solution is put into the oil pipe, and then sectional alkali injection is conducted after the pump pressure is stable. The alkaline water reacts with the residual acid liquid to generate carbon dioxide gas and release heat, the foam stabilizer reduces gas-liquid surface tension, a large amount of generated foam carrying residues is discharged out of a shaft channel from an oil jacket annulus, and generated inorganic salt is beneficial to residue wetting and solution stabilization. The method solves the problem that the residual acid sludge in deep pickling of the horizontal well is difficult to discharge, so that the pickling effect is more thorough, and the flowback efficiency is higher.

The invention discloses a gas well operation wastewater resourceful treatment process and equipment, and belongs to the field of wastewater treatment. The process comprises the following steps: 1, lifting wastewater from a raw water regulating tank to a dosing tank through a raw water pump; 2, enabling the raw water obtained in the step 1 to enter a dosing tank and then overflow to a reaction tank for reaction; 3, conveying the raw water obtained in the step 2 from the buffer pool to a PEK organic tubular membrane system; 4, concentrated liquor separated by the PEK organic tubular membrane system enters a desliming system, and produced water obtained in the step 3 is conveyed to a nanofiltration membrane system; step 6, enabling the nanofiltration produced water obtained in the step 5 to pass through resin and a decarburization system; 7, conveying the produced water obtained in the step 6 to a high-pressure reverse osmosis system, and enabling the produced water to enter a secondary reverse osmosis system; 8, conveying the produced water in the step 7 to an activated carbon system for deep treatment; and 9, conveying the high-pressure reverse osmosis concentrated water obtained in the step 7 into an oxidation system to remove COD, and then feeding the high-pressure reverse osmosis concentrated water into an evaporative crystallization system.

The intelligent drinking equipment comprises a warehouse, a purification structure and a main water storage structure, a partition plate is welded to the position, close to a front end opening, of the warehouse, and a Hu sheep drinking trough is erected on the inner wall of the position, close to the front end opening, of the warehouse; a purification structure with a water purification function is embedded into the inner wall of the end, away from the Hu sheep drinking trough, of the warehouse, the output end of the purification structure communicates with a main water storage structure, and the input end of the purification structure communicates with the Hu sheep drinking trough. When the intelligent water drinking equipment with the circulation function for the livestock Hu sheep is used, the warehouse is built in a place where the Hu sheep must pass, the water drinking requirement of the Hu sheep can be effectively met, a comfortable growth environment is provided for the Hu sheep, the purification structure is used for filtering and purifying a water source drunk by the Hu sheep again, the basic drinking requirement is met, and the water drinking effect is good. A plurality of water purifiers synchronously filter the drinking water of the Hu sheep, so that the filtering efficiency can be improved.

The invention belongs to the technical field of wastewater treatment, and particularly discloses an iron monatomic modified copper film and a preparation method and application thereof. The preparation method comprises the following steps: mixing a nitrogen-doped carbon material, ferric salt and a solvent, and carrying out carbonization reaction to obtain nitrogen-doped iron single atoms; then copper powder is adopted for modifying the foamy copper, and modified foamy copper is obtained; and finally, the surface of the modified foamy copper is coated with nitrogen-doped iron single atoms, and the iron single atom modified copper film is obtained. Wherein the nitrogen-doped carbon material is obtained by sequentially carrying out hydrothermal reaction, salt sealing and carbonization reaction on aluminum salt and 2-aminoterephthalic acid. The obtained iron monatomic modified copper film is stable in property and can be used for degrading organic pollutants in wastewater for a long period; in addition, activation of PMS can be accelerated, and the degree of mineralization is improved. The invention also solves the problems that the traditional powdery catalyst is difficult to recover and easily causes secondary pollution.