42results about How to "Avoid water swelling" patented technology

The invention relates to intelligent blocking water-based drilling fluid. The intelligent blocking water-based drilling fluid comprises, by weight, 100 parts of seawater or fresh water, 1 part to 5 parts of sodium bentonite, 0.2 part to 1 part of pH regulating agent, 0.5 part to 2 parts of fluid loss agent, 0.1 part to 0.6 part of flow pattern regulating agent, 5 parts to 25 parts of water activity regulating agent, 1 part to 4 parts of blocking agent, 1 part to 4 parts of blocking anti-collapse agent, 1 part to 3 parts of shale inhibiting agent and 0.2 part to 1 part of shale encapsulating agent. The intelligent blocking water-based drilling fluid can flow into a stratum along with filter liquor and can be intelligently matched with cracks and holes in shape when encountering stratum water to fill space and be cemented with stratum matrixes, a compact and firm integral structure can be formed, the porosity and the permeability can be reduced, and further invading of the filter liquor can be prevented; meanwhile, the strength of the stratum can be improved, and the stratum stability losing problem can be solved; in addition, compared with oil-based drilling fluid, the intelligent blocking water-based drilling fluid is more environmentally friendly and lower in cost.

The invention discloses a styptic blocked plug for a viscera puncture path, which comprises a shell and an interior core, wherein the shell is provided with an opening and is made of a hydrophilic and resolvable organism degradable material, and the interior core is arranged in the shell and is mainly made of gelatin sponge. The styptic blocked plug for the viscera puncture path of the invention can not only ensure that the gelatin sponge takes the effect of hemostasia immediately, but also prevent the gelatin sponge from absorbing water prematurely to bulge. Therefore, the gelatin sponge is easily pushed to the deep part of the puncture path and cannot be dashed out easily by blood, all gelatin sponge grains are released to take the durative effect of hemostasia after the shell thaws. The styptic blocked plug has accurate, reliable, good and thorough effects of blocking and hemostasia, which is capable of curing maniple hemorrhage of the puncture path effectively and reducing or getting rid of the risk of secondary hemorrhage and massive haemorrhage; the styptic blocked plug also has a better styptic effect on the massive haemorrhage of the puncture path; and the styptic blocked plug has the advantages of wide material resource, low cost, simple preparation, convenient use, no any toxic and side effect and wide application prospect.

The invention relates to a seed germination control drought-resistant coating material, a coated seed and a preparation method thereof. The coating material mainly comprises an inner layer of the coating material (a water-retaining layer), an intermediate layer of the coating material (a buffer layer) and an outer layer of coating (water control layer). The water-retaining layer contains a water-retaining agent and can play functions of water storing and water retaining; on the one hand, the buffer layer can smoothen and round the surface of the water-retaining layer so as to wrap the water control layer, and on the other hand, the buffer layer can absorb a small amount of water which permeates the water control layer due to the water solubility; the water control layer cannot dissolve in water but can swell to control the pore sizes of water passing pore passages so as to control the water feeding. When the rainfall is small and cannot enable seeds to germinate into seedlings, a micro amount of water permeates the water control layer, then is absorbed by the buffer layer and the water-retaining layer but does not enter the seeds; when the rainfall is abundant, a large amount of water permeates the water control layer, at the moment, the buffer layer is completely corroded, the water-retaining agent absorbs water to rapidly expand so as to break the water control layer, so that the seeds start to absorb water to germinate and successfully grow into the seedlings under the action of the water-retaining agent.

The invention relates to the technical field of building materials and particularly relates to a baking-free pavement brick added with hydrophobic modified glass fibers. The pavement brick contains the following components: steel slag coarse aggregates, granite aggregates, cement, quartz sand, red mud, coal gangue powder, potassium feldspar powder, hydrophobic modified glass fibers, a sealing curing agent, a water reducing agent and water, wherein the hydrophobic modified glass fibers are glass fibers which are subjected to surface hydrophobic modification, the particle sizes of the steel slagcoarse aggregates are 2mm-4mm, the particle sizes of the granite aggregates are 1mm-2mm, and the fineness of quartz sand is 100-150 meshes; the cement is Portland cement, aluminate cement or magnesium oxychloride cement; and the water reducing agent is a polycarboxylic acid water reducing agent or a naphthalene water reducing agent. A manufacturing process of the pavement brick is energy-saving,environment-friendly and low in cost, and a brick body is high in rigidity and compression strength and unlikely to crack.

The invention provides a clay anti-swelling stabilizer which is prepared from the following raw materials by weight percent: 65-80% of BH-2018 surfactant, 1-15% of sodium alginate, 1-10% of glycol, 5-15% of KCl and 10-28% of glycerol. The clay anti-swelling stabilizer is wide in raw material source, less in production consumed energy, low in cost, high in anti-swelling efficiency and comprehensive in mechanism, and has the effect of improving recovery efficiency. When 1% clay anti-swelling stabilizer is used for injection, the anti-swelling property can achieve more than 85%. The invention also provides a preparation method of the novel clay anti-swelling stabilizer.

The invention relates to a method for freezing formation water in a gas drilling process. When formation water occurs in a gas drilling period, low-temperature gas that is condensed injected as a circulating medium into a well through a drill pipe and returns along with formation water and drill debris entering a shaft to a wellhead along an annulus when arriving at an outlet position; wherein the low-temperature gas returned up freezes the formation water dispersed in the annulus into particulate solid ice and carries it to the surface while freezing the well wall at the outlet position. The method enables a construction segment of gas drilling to be maximally extended, keeps efficient and safe drilling and high drilling speed and also prevents the problem of environmental pollution by waste water or waste mud caused in a foam drilling process.

The invention discloses a high-efficiency tea drying machine, which comprises a casing, a motor and a heating and purifying device. A motor is fixedly installed in the middle of the upper end of the casing, and the output shaft of the motor is connected with a rotating shaft, which is arranged vertically. In the inside of the housing, a plurality of support discs are fixedly installed on the rotating shaft, and a plurality of ventilation holes are opened on the support discs. An air distribution pipe is fixedly installed on the inner side of the bottom end of the housing, and the air distribution pipe is connected with the air intake pipe outside the housing. The air intake pipe is provided with a heating and purifying device and a blower, the top of the housing is connected with an air outlet pipe, the outlet pipe is provided with a second air cleaner, and the end of the air outlet pipe is provided with a suction fan. The trachea is connected, the invention has a simple structure and a reasonable design, which can greatly improve the drying efficiency of tea leaves, and can remove waste gas generated during the drying process, and the shell has strong strength and a long service life.

The invention relates to the field of coating and discloses a water-resistant net-flavor waterborne ceramic simulating coating and a preparation method thereof. The coating comprises the following components in parts by mass: 10-20 parts of calcite powder, 10-20 parts of heavy calcium carbonate powder, 8-12 parts of calcium carbonate, 2-4 parts of bletilla striata powder, 1-3 parts of corn starch, 0.5-1.5 parts of carboxymethyl cellulose, 0.5-1.5 parts of phenoxy resin, 0.5-1.5 parts of glutaraldehyde, 1-3 parts of air purifying particles and 45-55 parts of water. The water-resistant net-flavor waterborne ceramic simulating coating provided by the invention has the advantages of relatively good water resistance, air purifying function, large adsorption capacity, long purifying time and good air purifying effect.

The invention provides a waterborne woodenware primer which is prepared from the following components in parts by weight: 20-30 parts of waterborne acrylic acid resin, 50-60 parts of waterborne core-shell structure self-crosslinking type polyurethane-acrylate resin, 0.1-0.2 part of hydroxyl and amino groups-contained organic amine and 3.8-5.6 parts of additive. For the waterborne woodenware primerprovided by the invention, through combination of three of first layer protection of rapid drying of the waterborne acrylic acid resin, second layer protection of waterborne core-shell structure self-crosslinking type polyurethane-acrylate resin and the hydroxyl and amino groups-contained organic amine, the tension swelling phenomenon occurring after a woodenware prepared from a wood, particularly a soft wood such as a poplar wood and a pine wood is sprayed with a coating for many times can be effectively improved.

The invention discloses a method for treating waste incineration fly ash, and belongs to the field of waste fly ash treatment. The method comprises the following steps: 1) mixing 500 parts of waste incineration fly ash, 5-10 parts of amino trimethylene phosphonic acid, 3-9 parts of ethylene diamine tetramethylene phosphonic acid sodium, 20-50 parts of calcium oxide with a particle size of less than or equal to 0.025 mm, 100-200 parts of sodium silicate, and 10-25 parts of sodium fluosilicate, and uniformly stirring the obtained mixture; 2) mixing acrylic acid, thiohydracrylic acid and water in a mass ratio of 1:1:50 so as to form an aqueous solution; and 3) adding the aqueous solution obtained in the step 2) into the mixture obtained in the step 1), mixing and stirring the obtained product so as to obtain waste incineration fly ash particles with a diameter of 0.5-2 mm, and drying the particles, wherein the mass ratio of the aqueous solution to the mixture is 7-9:10. According to the invention, the seepage of heavy metals in waste incineration fly ash can be effectively prevented, and the fly ash and concrete are firmly fixed in the process of concrete preparation, thereby achieving an effect that one object serves dual purposes, and an effect of energy conservation and environmental protection.

The invention provides a heat insulation building material and a preparation method thereof. The preparation method includes the steps: uniformly mixing in advance bamboo scraps, liquid water glass, chloroprene rubber adhesive and an appropriate amount of water, standing for 10-20 days, and continuously mixing for 1-2 hours every other one or two days during 10-20 days to prepare paste; preparing light calcium carbonate, expanded perlite, lime crystal, sand and lime into powder, adding concrete, gypsum powder and coal ash, and sufficiently and uniformly mixing to prepare powdery dry mixture; sufficiently mixing foaming agents, addition agents, the paste obtained in the step (2) and the dry mixture obtained in the step (3) to prepare mortar; waiting solidification of the mortar in the step (4) at normal temperature to obtain the heat insulation building material. The preparation method effectively reduces dependency on mineral resources, and the material is easily obtained, suitable for large-scale production and manufacturing and remarkable in heat insulation and cooling effect.

The invention discloses autoclaved aerated concrete, and relates to the technical field of autoclaved aerated concrete. The autoclaved aerated concrete comprises an outer surface layer, a connecting layer and a core layer; the outer surface layer is made of high-strength concrete, cellulose ether, redispersible polymer latex powder and an anti-cracking agent; the connecting layer is made of cement, quartz sand, ground calcium carbonate powder, redispersible polymer latex powder, cellulose ether and an anti-cracking agent; and the core layer is made of cement, fly ash, lime, gypsum, aluminum powder paste and waste slurry. The invention further provides a preparation method. The preparation method comprises the steps of preparing the outer surface layer concrete, the connecting layer concrete and the core layer concrete, then horizontally and uniformly filling the outer surface layer concrete, the connecting layer concrete and the core layer concrete into a mold, finally putting the moldinto an autoclave room for autoclaving and aerating, and demolding after curing. The autoclaved aerated concrete provided by the invention retains the good light weight, mechanical strength and frostresistance of traditional autoclaved aerated concrete, and also greatly improves the waterproof ability, so that the autoclaved aerated concrete has wider applicability.

The invention discloses a microorganism through-put oil extraction method for a heavy-oil reservoir with a high water content, and a heavy oil viscosity reduction method for the heavy-oil reservoir with the high water content, and a nutrition activator, and belongs to the technical field of oil field chemistry. The microorganism through-put oil extraction method for the heavy-oil reservoir with the high water content comprises the following steps of: 1) injecting a water shutoff agent into an oil well; 2) then, injecting the nutrition activator, or injecting exogenous bacteria and the nutrition activator, and soaking; and 3) after the soaking is finished, carrying out production. By use of the microorganism through-put oil extraction method disclosed by the invention, before the nutritionactivator is injected into the oil well or the exogenous bacteria and the nutrition activator are injected into the oil well, the water shutoff agent is injected into the oil well for water shutoff, the amount of the nutrition activator and the exogenous bacteria injected into a water level can be reduced, and the cost of the microorganism through-put oil extraction for the heavy-oil reservoir with the high water content can be greatly reduced.

The invention discloses a preparation method of a fast-dissolving gefitinib tablet pharmaceutical composition and belongs to the technical field of pharmaceutical preparations. The fast-dissolving gefitinib tablet pharmaceutical composition prepared by adopting the preparation method of the fast-dissolving gefitinib tablet pharmaceutical composition contains a gefitinib core and a film coating, wherein the film coating wraps the outer end of the gefitinib core, the outer surface of the gefitinib core is provided with a plurality of uniformly distributed hemispherical accommodating holes, expansion balls are inlaid and fixed in the hemispherical accommodating holes, the outer surfaces of the expansion ball are fixedly connected with a plurality of expanded and crack-guiding fibers, it can be achieved that an edible expansion agent is added in the gefitinib tablet, a large amount of gas is generated after acid-base chemical reaction in the presence of water, the fibers rapidly expand themselves and disintegrate to make the gefitinib tablet crack, the gefitinib tablet cooperates with a traditional disintegrating agent to make the gefitinib tablet rapidly crack into fine and small granular powder, the dissolution of gefitinib is promoted, accordingly the functional ingredients are rapidly absorbed by a patient, and a therapeutic effect is played.

The present invention provides a cheese grain-containing milk beverage, which comprises cheese grains and a milk beverage base material, wherein the raw materials of the cheese grains comprise, by weight, 12-17 parts of cheese, 0.1-0.3 part of carrageenan, 0.15-0.2 part of xanthan gum, and 0.06-0.1 part of locust bean gum, and the raw materials of the milk beverage base material comprise, by weight, 35-40 parts of milk, 0.015-0.019 part of carrageenan, and 56-60 parts of water. According to the present invention, the problems that the cheese grains in the milk beverage does not have the high temperature resistance and produces expansion after the long term soaking are solved.

The invention discloses a mud-water balance jacking pipe system and a construction method thereof. The mud-water balance jacking pipe system comprises a mud sedimentation tank, wherein a sedimentation tank is arranged on the left side of the interior of the mud sedimentation tank; an adjusting tank is arranged on the right side of the interior of the mud sedimentation tank; a mud-water separator is arranged above the sedimentation tank; a stirrer is arranged in the adjusting tank; the lower end of the right side of the adjusting tank is connected with a water feeding pump; the water feeding pump is connected with a second water feeding pipe through a first water feeding pipe; the second water feeding pipe is connected with a mud and water cabin of a jacking pipe tunneling machine. The mud-water balance jacking pipe system has the beneficial effects that mud and water are recycled, the water consumption is reduced, the cost is reduced, the environment pollution is avoided, mud residues are easily brought out, mud is not easily precipitated in a mud discharging pipe, the circumstance that anti-sticking soil expands when meeting water, and a soil wall is easily collapsed and damaged is avoided, the effects of discharging the mud residues and balancing underground water are achieved, the stability of a tunneling surface is good, meanwhile, the mud residues are conveniently separated, treated and transported, the friction resistance between a pipe joint and a soil body in a jacking process of a jacking pipe can be reduced, and the construction difficulty is low.

The invention relates to a seed coating agent and coated seeds for desert control and aerial seeding, and a preparation method of the agent. The seeding coating agent mainly comprises an inner layer coating agent, a middle layer coating agent and an outer layer coating agent. As the coating method provided by the invention adopts a layered coating technology, not only is the mutual influence among different ingredients of the coating agent alleviated, but also the difficulty caused by the swelling and the adhesion of a water retaining agent which absorbs water in a coating process is avoided; special drying equipment is not needed after the coating is finished, so that the dependence of a traditional coating operation on the drying equipment is avoided; a repellent for birds, rabbits, mice and the like is added to the coating agent, so that the seeds are protected from being eaten while no harm is caused to the environment; and the coated seeds have a high germination rate and can take root rapidly under the action of the water retaining agent and nutrients, so that the seeds for desert control and aerial seeding are promoted to germinate and grow rapidly, and the survival rate of seedlings is remarkably improved.

The invention discloses a method for restoring a river channel, and belongs to the field of river channel improvement. The name of the patent is a divisional application of the method for restoring the river channel. The application date is December 31, 2015, and the application number is 2015110124715. The method comprises the steps that 1, the river channel needing to be restored is selected; 2, fly ash concrete is prepared, wherein A, calcium sulfate, sodium sulfate, calcium lignosulphonate and clay are selected, and coagulant is obtained; B, sodium silicate, kieselguhr, pyrrole and ethylenediamine tetraacetic acid disodium salt are added, and a first mixed solution is obtained; C, activated carbon, disodium methylene dinaphthalenesulfonate, borax and gelatin are added; D, a curing agent for treating fly ash is obtained; and E, the fly ash concrete is obtained; and 3, the fly ash concrete obtained in the step 2 is poured onto river levees on the two sides of the river channel. The method saves energy and is environment-friendly, waste is utilized reasonably and efficiently, and meanwhile the problem about water storage and drainage of the river levees is solved.

The invention discloses water-based integrated ceiling finish paint compounded from various emulsions and a preparing method thereof. The water-based integrated ceiling finish paint compounded from various emulsions comprises, by weight, 42-48 parts of the hydroxyacrylic acid emulsion, 4.5-6.5 parts of the silicone acrylic emulsion, 25.5-26.5 parts of titanium dioxide slurry, 5-6.5 parts of waterborne polyurethane dispersoid, 0.25-0.35 part of a defoaming agent, 0.2-0.3 part of a pH regulator, 3.7-4.5 part of water-based amino resin, 0.75-0.85 part of a thickening agent, 0.06-0.08 part of a flatting agent and 28.04-6.02 part of water. The titanium dioxide slurry comprises, by weight, 25-26 parts of water, 0.2-0.3 part of a preservative, 0.02-0.04 part of a defoaming agent, 0.25-0.35 part of a wetting agent, 2.5-3.5 parts of a dispersing agent and 71-73 parts of titanium dioxide. The prepared water-based integrated ceiling finish paint is free of toxin and environmentally friendly, thewater-based performance and environmentally friendliness in the production process can be ensured when the water-based integrated ceiling finish paint is used for the finish of an integrated ceiling,and the protection environment of a workshop and the mental and physical health of production workers can be easily protected.

The invention discloses an auricularia auricular-purple perilla moon cake. Raw materials comprise the following components: auricularia auricular, wheat flour, moon cake stuffing, eggs, edible vegetable oil, honey, trehalose, honey, purple perilla, white sesame seeds and edible salt. The invention further provides a method for making the moon cake. The method comprises the following steps: (1) crushing auricularia auricular, purple perilla, white sesame seeds and black sesames by wall breaking; (2) dissolving trehalose with water; (3) adding eggs, edible vegetable oil and edible salt; (4) adding the auricularia auricula, performing uniform stirring, and then performing standing; (5) adding wheat flour, performing stirring and mixing, and kneading dough by a dough kneading machine to prepare a wrapper material; (6) preparing stuffing; (7) putting the prepared wrappers and stuffing into a forming machine; and (8) baking the moon cakes formed in the step (7). The auricularia auricular-purple perilla moon cake has the advantages that nutrient substances of auricularia auricular are reserved, nutrition collocation is balanced, absorption by human bodies is easier, and the moon cake is convenient to eat and carry and meets wider consumer groups.

The invention discloses a preparation process and preparation device of coffee black tea. The coffee black tea is prepared from the production raw materials of coffee, black tea, low-fat milk, Calpis,honey and jasmine incense honey. The production process comprises the following steps: the black tea is prepared, the coffee is prepared, and the coffee black tea is prepared, wherein black tea making comprises the steps: fresh leaf classification, spreading, withering, kneading, deblocking, fermentation, one-time drying and second-time drying, coffee making comprises the steps: raw material screening, washing, drying, rough grinding and fine grinding, and coffee black tea making comprises the steps: stirring and mixing, kneading, fermentation and drying. In a making process of the coffee, coffee beans are dried after being washed, and thus the quality guaranteeing time of the coffee beans is prolonged; microwave baking is adopted in a baking process of the black tea, and thus the loss oftea aroma of the black tea in the baking process is avoided; and the low-fat milk, the Calpis, the honey and the jasmine incense honey are added during mixing and stirring of the coffee and the blacktea, thus the nutritional content of the coffee black tea is increased, and absorption by human intestines is facilitated.

The invention discloses a styptic blocked plug for a viscera puncture path, which comprises a shell and an interior core, wherein the shell is provided with an opening and is made of a hydrophilic and resolvable organism degradable material, and the interior core is arranged in the shell and is mainly made of gelatin sponge. The styptic blocked plug for the viscera puncture path of the invention can not only ensure that the gelatin sponge takes the effect of hemostasia immediately, but also prevent the gelatin sponge from absorbing water prematurely to bulge. Therefore, the gelatin sponge is easily pushed to the deep part of the puncture path and cannot be dashed out easily by blood, all gelatin sponge grains are released to take the durative effect of hemostasia after the shell thaws. The styptic blocked plug has accurate, reliable, good and thorough effects of blocking and hemostasia, which is capable of curing maniple hemorrhage of the puncture path effectively and reducing or getting rid of the risk of secondary hemorrhage and massive haemorrhage; the styptic blocked plug also has a better styptic effect on the massive haemorrhage of the puncture path; and the styptic blocked plug has the advantages of wide material resource, low cost, simple preparation, convenient use, no any toxic and side effect and wide application prospect.

The invention relates to a seed germination control drought-resistant coating material, a coated seed and a preparation method thereof. The coating material mainly comprises an inner layer of the coating material (a water-retaining layer), an intermediate layer of the coating material (a buffer layer) and an outer layer of coating (water control layer). The water-retaining layer contains a water-retaining agent and can play functions of water storing and water retaining; on the one hand, the buffer layer can smoothen and round the surface of the water-retaining layer so as to wrap the water control layer, and on the other hand, the buffer layer can absorb a small amount of water which permeates the water control layer due to the water solubility; the water control layer cannot dissolve in water but can swell to control the pore sizes of water passing pore passages so as to control the water feeding. When the rainfall is small and cannot enable seeds to germinate into seedlings, a micro amount of water permeates the water control layer, then is absorbed by the buffer layer and the water-retaining layer but does not enter the seeds; when the rainfall is abundant, a large amount of water permeates the water control layer, at the moment, the buffer layer is completely corroded, the water-retaining agent absorbs water to rapidly expand so as to break the water control layer, so that the seeds start to absorb water to germinate and successfully grow into the seedlings under the action of the water-retaining agent.

The invention discloses a household moving door wardrobe having good moisture-proofing performance. The moving door wardrobe comprises a bottom wardrobe plate, wherein a left wardrobe plate is arranged at the leftmost side of the top of the bottom wardrobe plate, and a right wardrobe plate is arranged at the rightmost side of the top of the bottom wardrobe plate; a top wardrobe plate is arranged at the top of the left wardrobe plate and the right wardrobe plate; a vertical partition board is arranged between the bottom wardrobe plate and the top wardrobe plate; a moving door is arranged between the left wardrobe plate and the vertical partition board, and a top moving door is arranged at the upper side of the moving door between the left wardrobe plate and the vertical partition board; anexternal transverse partition board is arranged between the right wardrobe plate and the vertical partition board; and a drawer is arranged at the lower side of the external transverse partition boardbetween the right cabinet plate and the vertical partition board. The household moving door wardrobe having good moisture-proofing performance provided by the invention, with the adoption of a designconcept of lighting moisture removal and hot-air moisture removal, can prevent clothes from getting damp and sheets from absorbing water and getting swollen, mouldy or damaged by insects; and the moving door wardrobe, which is relatively good in moisture-proofing performance, can guarantee beautiful appearance of clothes which are kept in the moving door wardrobe for a long time.

The invention discloses a method and a device for measuring the volume and the density of an irregular rock sample. The method comprises the following steps: measuring the volume V0 of a container; vibrating and filling the container with solid particles, wherein the particle size of the solid particles is smaller than one tenth of the particle size of the to-be-measured sample, the overall weight of the container is measured, and the density [rho]q of the solid particles is calculated; emptying the container, loading a to-be-measured sample into the container, measuring the weight, vibrating, adding solid particles until the bottle is full, and weighing; calculating the weight and volume of the added solid particles; and calculating the volume and density of the to-be-measured sample. Some components in the to-be-measured sample can be prevented from swelling when encountering water, and the measurement precision is high.

The invention provides an environment-friendly acidizing working solution suitable for a low-permeability carbonate reservoir. The environment-friendly acidizing working solution is prepared from thefollowing raw materials in parts by mass: 100 parts of water, 3 to 5 parts of glutamic acid N, N-diacetic acid, 3 to 5 parts of methyl glycine diacetic acid, 3 to 5 parts of methyl sulfonic acid, 5 to10 parts of acetic acid, 1 to 3 parts of potassium chloride and 1 to 3 parts of ammonium chloride. The invention further provides a preparation method of the environment-friendly acidizing working solution. The environment-friendly acidizing working solution provided by the invention is suitable for acidizing a carbonate rock water well, can effectively increase the permeability of a carbonate rock reservoir, has a good corrosion inhibition effect on a metal pipe, and is environment-friendly and easy to degrade.

This scheme discloses a method for preventing mildew of Ganoderma lucidum in the technical field of Ganoderma production, comprising the following steps: Step 1, using glucomannan aqueous solution to smear the surface of Ganoderma lucidum, and then drying the Ganoderma lucidum until the water content is within 10%; step 2. Use the mixture to smear the dried Ganoderma lucidum, and then dry the mixture on the surface of the Ganoderma lucidum until the water content is within 8%. This solution reduces the entry of moisture and bacteria through the protective film formed by the outer layer of edible oil and chitosan, and when bacteria and moisture pass through the outer layer of protective layer and enter the interior to contact with glucomannan, due to the glucomannan Hydrophilic, it will quickly absorb water and expand to block the nests and cavity pipes of the ganoderma lucidum, thereby blocking the channel for water and bacteria to continue to move to the inside of the ganoderma, thereby reducing the occurrence of mildew in the ganoderma.

The invention discloses a treatment method and an application of municipal solid waste incineration fly ash, and belongs to the field of municipal solid waste incineration fly ash. The treatment method comprises the following steps: A. calcium sulfate, sodium sulfate, calcium lignosulfonate and clay are mixed with stirring, and a coagulant is obtained; B. sodium silicate, diatomite, pyrrole and Ethylene diamine tetraacetic acid disodium salt are added into water with stirring, and a first mixed solution is obtained; C. the coagulant is added into the first mixed solution, active carbon, disodium methylene dinaphthalenesulfonate, borax and gelatin are added into the first mixed solution in order with stirring, and a second mixed solution is obtained; D. the second mixed solution is heated to 50-70 DEG C and cooled to normal temperature, and the curing agent is obtained. E. the municipal solid waste incineration fly ash, the portland cement, cobblestones, sand, a curing agent and water are mixed with stirring, and fly ash concrete is obtained; F. the fly ash concrete is laid in concrete pouring, wherein the concrete does not require hardness, but require good water permeability. The fly ash concrete has the advantages of good water permeability, energy saving and environmental protection, and low cost; the obtained fly ash concrete can be used for repairing dams and paving cross walk, and the like, so that utilization of waste materials is effectively realized, and the problem for treating the fly ash from municipal solid waste incineration is solved.

The present invention provides a Sulige sidetracking slim hole box 7 brown mudstone section safety crossing method, characterized in that: the specific steps are: Step 1, adjusting the well deviation of the mudstone section from 76°-78° to 68°-70° °; Step 2, select the drilling tool assembly and screw; Step 3, use the rotary table and screw drive to drill through the mudstone section; Step 4, after drilling through, start drilling and change the drill bit, and then continue to run into the drilling tool with double centralizers The combination enters Box 7, 20m above the top of the tan mudstone section, and the pump is turned on for circulation. The drilling fluid first washes away the mud cake between the centralizers to keep the flow channels of the double centralizers unblocked. , stop the pump and continue drilling; step 5, enter the horizontal section, perform a short trip every 150-250m, break the cuttings bed, and increase the displacement when the pump pressure allows. The invention solves the problems of easy collapse of the well wall, accumulation of cuttings, large frictional resistance and serious jamming, and improves the efficiency and safety of the mudstone in the high-inclination well section of the sidetracking slim hole.

The invention discloses a machine pressed plate and a processing method thereof. The surfaces of wood particles of the machine pressed plate are all bonded with glue; the specific processing method comprises the following steps of A, crushing waste wood to obtain a product (a); B, performing high-temperature cooking on the product (a) to obtain a product (b); C, drying the product (b) to obtain aproduct (c); D, heating and stirring the product (c) and the glue, and mixing uniformly to obtain a product (d), wherein the glue is prepared from the following raw materials in parts by weight: 20 to30 parts of phenolic resin glue, 10 to 20 parts of resorcinol, 5 to 15 parts of vinyl acetate, 2 to 10 parts of ethyl acetate, 5 to 15 parts of an emulsifying agent, 7 to 14 parts of an anti-aging agent, 4 to 8 parts of softening oil and 5 to 10 parts of a flame retardant; and E, pouring the product (d) into a mould, tiling, performing hot-pressing and forming to obtain a finished product. The machine pressed plate has the beneficial effects of good water resistance, oxidation resistance and fire resistance, good physical performance, wide application range, long service life, high processingefficiency, low cost and sustainable utilization.