41results about How to "Solidified" patented technology

The invention relates to an oil-water well chemical resin type sand consolidating agent and a sand prevention technology. The technology formula includes: 5 percent to 10 percent of organic silicon resin, 15 percent to 20 percent of dispersant (furfural), 10 percent to 15 percent of mutual solvent (acetaldehyde), 10 percent to 15 percent of curing agent (metaphosphoric acid), 15 percent to 20 percent of emulsion splitter, 15 percent to 20 percent of aniline modified phenol formaldehyde resin, 25 percent to 30 percent of hydrochloric acid, 5 percent to 10 percent of trolamine, 5 percent to 10 percent of aluminium sulphate, and 5 percent to 10 percent of OP10. The technology includes: washing sand to the required position of design, putting sand in an operating tool string according to design requirements, pre-processing the oil layer, then selecting a positive-substitute resin type sand consolidating agent for squeezing the resin type sand consolidating agent and displacing liquid, lifting the sand out from the operating tool string after pressure naturally diffuses, and finally coming to well completion after 72 hours of coagulation.

The invention relates to a safety treatment method for fluorine-containing solid waste. According to the method, a calcium compound is added into the fluorine-containing solid waste, and a composition fluorine ions in the fluorine-containing solid waste and calcium ions in the calcium compound form a water-insoluble compound calcium fluoride, so that free fluorine ions in the fluorine-containing solid waste are greatly reduced, and the phenomenon that the fluorine ion content of the fluorine-containing solid waste is large and the fluorine-containing solid waste is easily dissolved in soil and groundwater to cause pollution in the prior art is avoided; a curing agent is added to achieve the effect of bonding the fluorine-containing solid waste, and meanwhile, a layer of low-permeability substance is formed on the surface of the fluorine-containing solid waste to limit the transfer of harmful compositions, mainly the fluorine ions, in the fluorine-containing solid waste, so that soil and underground pollution is also avoided.

The invention belongs to the technical field of a treatment device of solid wastes and in particular relates to a recycling, harmless and minimized production method for firing ceramsite by utilizing sludge generated in a municipal domestic wastewater treatment process. The production method comprises the following steps: selecting materials: selecting sludge which is generated by a sewage treatment plant and has the moisture content of 80 percent and clay as raw materials; drying: naturally stacking the sludge and drying the sludge to enable the moisture content of the dried sludge to be 40 percent to 50 percent; mixing: conveying the clay and the dried sludge into a stirrer according to the weight ratio of 1 to 1 and uniformly mixing to obtain mixed materials; granulating: conveying the obtained mixed materials into a granulator and granulating to prepare particles with the grain diameter of 1cm to 2cm; firing: firing at three phases. The method for firing the lightweight ceramsite by utilizing the sludge, provided by the invention, provides a new concept for sludge treatment.

The invention belongs to a lightweight dismantle-free heat insulation template integrated composite heat insulation system and manufacturing technology thereof. The lightweight dismantle-free heat insulation template integrated composite heat insulation system comprises a cast-in-place concrete base wall body, a heat insulation template inner protective layer, an organic heat insulation material layer, seamed reinforced glass wool or a rock wool board inorganic material insulation layer, and a polymer mortar layer are sequentially arranged on the outer side of the cast-in-place concrete base wall body, and are fixedly mounted and connected with the cast-in-place concrete base wall body through pre-embedded anchoring connecting parts, and the outer surface of the seamed reinforced glass wool or the rock wool board inorganic material insulation layer is coated with the polymer mortar layer. The lightweight dismantle-free heat insulation template integrated composite heat insulation system has the advantages that structure design is reasonable, the lightweight, high intensity and low heat conductivity performance are achieved, the comprehensive cost can be lowered, the load of buildings is relieved, the whole thickness of the mortar layer on the outer surface of the wall body is advantageously controlled, and the safety of anti-cracking, anti-falling-off and anti-fire is improved.

The invention discloses a lawn planting method specially used for an aviation flying camp. The planting method includes the following steps: sowing is performed by adopting a mixed sowing manner, andmixed grass species are selected from Bermudagrass, festuca rubra, perennial ryegrass and poa annua; a basic layer, a water discharging layer and a sand layer are sequentially arranged on the flattened and compressed land, a foundation is formed, planting soil covers the foundation, and a fertilizer is mixed in the planting soil; and lawn sowing, fertilization, watering and maintenance are performed on a soil layer to form a lawn. The special lawn provided by the invention can adapt to hard soil, only moderate irrigation is needed, greenness appears in three seasons, the lawn is resistant to trampling, the root system is firm and stable, the community is stable and the lawn has less pruning. The method provided by the invention is very suitable for temperate monsoon climate regions in highlatitudes in China (Heilongjiang, Jilin, Liaoning, and most non-desert regions in Inner Mongolia).

The invention belongs to the technical field of petroleum reservoir exploitation, and particularly relates to an oil-water well self-accumulation and sand prevention construction method. The oil-waterwell self-accumulation and sand prevention construction method includes the following steps that (1) an oil-water well is processed in the early stage; (2) site fluid preparation is conducted, specifically, self-accumulation fluid, a self-accumulation assistant and consolidating fluid are prepared correspondingly on site; and (3) squeezing into is conducted. According to the method, through the construction method by injecting different chemical reagents in sections, the purposes of oil-water well formation gravel self-accumulation and sand prevention are achieved.

The invention provides a casting method for fusing a metal gridding reinforcing body and a metal matrix. The casting method comprises the following steps of fixing reinforcing bodies (1) by using metal grids (2); mounting the reinforcing bodies (1) in corresponding positions of a foam mould; injecting pre-foamed foam beads in the foam mould to obtain a bright and clean foam mould with reinforcing body metal grids; accurately positioning the reinforcing bodies (1); uniformly coating foam mould clusters by using foam mold casting coatings; performing vibratory modeling on the foam mould clusters in a casting sand box; connecting a vacuumizing system to the casting sand box; pouring qualified smelted liquid metal on the foam mould; performing vacuumizing while pouring; and taking out the foam mould after cooling down the foam mold so as to obtain a casting on which the reinforcing bodies (1) are fused at accurate surface positions of the metal matrix. By the casting method, the reinforcing bodies (1) can be accurately positioned and uniformly distributed on the casting of the metal matrix; after the metal grids (2) and the metal matrix are fused, a transitional layer is formed; the reinforcing bodies (1) can be firmly fused with the metal matrix; the yield of products is improved; the cost is effectively reduced; and the quality of products is guaranteed.

The invention relates to a vibrating device and a vibrating method of cast-in-place pile concrete. The vibrating device comprises a vibrating ring, one or more motors, a positioning barrel, and one ormore vibrating sleeves, wherein the motors are arranged at the periphery of the vibrating ring in a circumferential direction; rotating shafts of the motors inwards penetrate through the vibrating ring in a radial direction of the vibrating ring; the positioning barrel is a hollow tube body and coaxially arranged in the center of the vibrating ring; the vibrating sleeves are connected between thepositioning barrel and the vibrating ring and internally provided with vibrating shafts; one end of each vibrating shaft is connected with each rotating shaft of the motor; an eccentric block is arranged at the other end of each vibrating shaft; and when the vibrating shafts rotate, the eccentric block continuously collide peripheral internal walls of the vibrating sleeves to further drive the vibrating ring to generate high-frequency vibration. A compaction pile foundation is filled with the concrete vibrated by the vibrating device of the cast-in-place pile concrete, and the grip of the concrete and a steel reinforcement cage is better. The pile body concrete is bonded with soil around the concrete more securely. A conduit vibrates by the action of the vibrating device; the flow of theconcrete in the conduit is accelerated; and a blocking phenomenon due to poor placeability of the concrete is avoided.

The invention relates to an oil-rich and loose sandstone standard rock core column freezing coring method and a coring clamp. The method comprises the steps that a full-diameter rock core of an oil-rich and loose sandstone is drilled on site, and the full-diameter rock core is frozen and solidified after sampling and sealing; the frozen full-diameter rock core is sectioned into small-sized rock samples at low temperature, and small-sized rock samples are subjected to deep freezing treatment; the small-sized rock samples subjected to deep freezing are fixed, the outer walls of the small-sized rock samples are drilled through a drilling machine, oil-rich and loose sandstone standard rock core columns are formed, and the oil-rich and loose sandstone standard rock core columns are subjected topressure control, packed and stored. According to the method, sealing is conducted after sampling in the sampling process, the frozen full-diameter rock cores are broken into parts, the small samplesare subjected to deep freezing, in combination with the novel coring clamp, the oil-rich and loose sandstone standard rock core columns can be successfully drilled through the method, the demands ofvarious analysis and testing of the oil-rich and loose sandstones are met, the integrity and comprehensiveness of various test data of the oil-rich and loose sandstones are guaranteed, and powerful guarantees for the adjustment of oilfield development programs and potential tapping of measures in high water content stage are provided.

The invention relates to the technical field of waterproof materials, in particular to a method for implementing a cement-based spraying and rapid hardening water-borne waterproof coating. The methodcomprises the following steps: a, injecting an anionic neoprene latex into a mixing reaction kettle, performing stirring at the normal temperature, slowly adding water, a wetting dispersant and a defoamer, and performing uniform stirring to prepare a first auxiliary; b, adding sulfur aluminum cement and portland cement powder mixing stirrer, then adding quartz powder, cellulose ether and dispersible latex powder at different times, and uniformly stirring the raw materials to prepare a second auxiliary; c, spraying the first auxiliary and the second auxiliary onto the surface of a building according to the spray amount ratio of 1:2 to form the cement-based spraying and rapid hardening water-borne waterproof coating. The cement-based spraying and rapid hardening water-borne waterproof coating has a very high condensation speed, can be condensed firmly within 15 min and cannot drop off or be stripped off a base plane.

The invention relates to the technical field of polyurethane thermal insulation materials, in particular to a polyurethane thermal insulation composite tube. The polyurethane thermal insulation composite tube comprises an inner tube, wherein the outer wall of the inner tube is evenly covered with an anti-corrosion layer; the inner tube is sleeved with an outer tube; a polyurethane insulation coating is filled between the anti-corrosion layer on the outer tube and the anti-corrosion layer on the inner tube; the outer tube is wrapped with a thermal insulation layer. A forming device of the polyurethane thermal insulation composite tube comprises a foaming extrusion machine head, wherein a round hole matched with the diameter of an inner tube is formed in the middle of the foaming extrusion machine head, the foaming extrusion machine head is rotationally sleeved with an outer tube extrusion machine head, and a spraying box is arranged at one side of the tail end of the foaming extrusion machine head. By means of the matching structure of the foaming extrusion machine head and the outer tube extrusion machine head, the inner tube can penetrate through, meanwhile, wrapping and covering of the outer tube and filling of the polyurethane insulation coating are conducted, the inner tube, the polyurethane insulation coating and the outer tube are synchronously formed in a section of area, higher efficiency is achieved, and the integrity of the tube is higher after the tube is formed.

The invention discloses tasty and refreshing bean curd easy to melt and a preparation method thereof, and belongs to the technical field of bean products. The selenium-enriched soybean milk is prepared from the following raw materials by weight: 9 kg of selenium-enriched soybean milk, 25-30 g of gypsum, 50-100 g of egg white and 10 g of glucolactone. Wherein the slurry concentration of the selenium-enriched soybean milk is 10-12 degrees. The selenium-rich soybean is adopted to prepare the selenium-rich soybean milk, and the egg white is added into the bean curd, so that the protein content is increased, the generation of a gel network structure of the bean curd is promoted, and moisture contained in the bean curd is promoted while the network structure is generated, so that the bean curd is more tasty and refreshing and is easy to melt in the mouth. And the added egg white is easy to solidify, so that the taste of the bean curd can be effectively improved. The composite coagulator of gypsum and glucolactone is added at the same time, so that the effects of mutual compensation, neutralization and promotion are achieved, the reaction speed can be prevented from being too high, the bean curd can be coagulated, and the obtained bean curd has the advantages of being moderate in hole, good in water-retaining property, moderate in hardness, appropriate in structure, tasty and refreshing in taste and easy to melt in the mouth.