52results about How to "Free flow" patented technology

The invention relates to an immerseable embankment high slope interlocked ecological brick flexible protection structure and a construction method. The immerseable embankment high slope interlocked ecological brick flexible protection structure comprises a gravity type retaining wall, an anchor rod anchoring system, a geogrid reinforced embankment, an ecological gabion broken stone hardcore, an interlocked ecological brick surface layer and the like. The construction method sequentially comprises the steps of surface leveling construction, basic retaining wall enlargement construction, horizontal anchor rod layered construction, laying of geogrid, anti-filtration geotechnical cloth and a gabion mesh, filling of embankment filling materials and broken stone bodies near water, and laying of slope interlocked ecological bricks. The geogrid is connected with anchor rods through connection devices; each connection device comprises a vertical groove-shaped component, a horizontal pressing connection plate, a pressing connection bolt, an anchoring body and the like. The immerseable embankment high slope interlocked ecological brick flexible protection structure and the construction method have the beneficial effects of being applicable to embankment filling construction with changes of the water level on the embankment slope side, especially applicable to embankment filling construction having the ecological slope protection requirement, and obtaining good technical and economic benefits.

The invention relates to a disperse composition of a steady anti-hepatitis B virus drug with an amorphous form and amorphous polyvinylpyrrolidone-vinyl acetate (PVP-VA64) with the amorphous form and preparation methods thereof. The preparation methods comprise a spray drying method and a reduced pressure distillation method. The invention also relates to a pharmaceutical preparation containing the disperse composition and application thereof. The anti-hepatitis B virus drug in the disperse composition is adefovir dipivoxil, entikaweipian, or a compound of the two medicines. The anti-hepatitis B virus drug with the amorphous form, after forming the disperse composition, remarkably improves chemical stability and the polymorph stability, and can still maintain the amorphous form after three months under relative humidity state of 40 DEG C/75 percent.

The invention provides a graphene and stone tailing based foaming light heat insulation board. The graphene and stone tailing based foaming light heat insulation board is prepared from the following components of a stone tailing, clay, graphene, calcium carbonate, vermiculite, a high temperature cosolvent, expanded graphite, a stabilizer, a dispergator and a pigment. The heat insulation board usesthe stone tailing as the base material, the graphene and the vermiculite are added, then the board better achieves the advantages of light weight, high strength and heat insulation, the performancesof fireproofing, insulation and weatherproofing of the board are better improved, the expanded graphite is used as a foaming agent, the high temperature foaming process is used, the sectioned thermalinsulation mode is adopted in sintering, the hardness, the high temperature resistance and the flame retardance performance of the heat insulation board are improved, the density and the pore distribution of the board are better controlled, the better effects of heat insulation, light weight and high strength are achieved, and the heat insulation board further has the functional characteristics offireproofness, sound insulation, waterproofness, anti-aging, corrosion resistance, green and environmental protection.

The present invention discloses an asphalt road and bridge antiskid maintenance material preparation method and applications of oil shale as a filler. The method comprises: crushing oil shale into fine particles through a crusher, screening to obtain a solid-state particle filler having corresponding mesh, and mixing the filler, an additive and high-quality asphalt at a suitable heating temperature to form a product, wherein the product is used for seam repair of the damaged road, or a layer of the asphalt road and bridge antiskid maintenance material coating is re-paved on the damaged base road surface. According to the present invention, the final product has advantages of skid resistance, wear resistance, large temperature difference resistance, water resistance, flat surface, no seam, low noise, and the like.

The invention relates to an ordinary heat exchanger with tubular passages and discloses a cathode protection method for a heat exchanger subassembly. The cathode protection method is characterized in that an anode material with the activity superior to that of a pipe body is connected with the inner wall of a water pipe in the heat exchanger subassembly, and when the water pipe of the heat exchanger is corroded, the anode material automatically releases electrons to the corroded part so as to protect the water pipe of the heat exchanger. The invention further provides the heat exchanger subassembly based on the cathode protection method. The heat exchanger subassembly comprises a heat exchanger shell and a heat exchanging pipe. The heat exchanger subassembly is characterized in that a cathode protection device is connected to the inner wall of the heat exchanging pipe; and the heat exchanger subassembly is a main heat exchanger or a condensing heat exchanger. Compared with the prior art, the cathode protection method for the heat exchanger subassembly and the heat exchanger subassembly have the advantage that phenomena of perforation and water leakage of the heat exchanging pipe are solved by carrying out electrochemical corrosion protection from the inner part of the heat exchanging pipe.

The invention discloses a method for communicating a blast furnace tuyere and a taphole. The technical problems that the method for communicating the blast furnace tuyere and the taphole in the priorart is low in efficiency and high in cost are solved. According to the technical scheme, the method for communicating the blast furnace tuyere and the taphole comprises the steps that (1) a mud drum at the blast furnace taphole is drilled to be through, and a taphole pore passage of the blast furnace taphole is made smooth; (2) a medium-sized sleeve and a small sleeve of the blast furnace tapholeare removed, and coke at the front end of the blast furnace tuyere is clawed to form an emesis basin; (3) an aluminium ingot and coke are sequentially arranged at the emesis basin at the front end ofthe blast furnace tuyere; (4) oxygen burning operation is conducted at the emesis basin at the front end of the blast furnace tuyere; (5) when molten aluminium seeps out at the taphole pore passage ofthe blast furnace tuyere, oxygen burning operation is stopped. When the method is adopted for treating hearth chill of a blast furnace, the blast furnace tuyere and a high blast taphole can be made to communicate quickly, the time of oxygen burning in the front of the blast furnace is shortened, and the accident handling time is greatly shortened.

The invention relates to injectable and degradable dry hemostatic cryogel with good shape memory and blood coagulation capability as well as a preparation method and an application of the injectable and degradable dry hemostatic cryogel. Chitosan is resuspended in deionized water, glacial acetic acid is dropwise added under stirring, and a CS solution is obtained after uniform mixing; dopamine hydrochloride is added to the deionized water to prepare a DA solution; the CS solution is mixed with the DA solution, an oxidant solution is added simultaneously, and the solutions are uniformly mixed to obtain a mixed solution; and finally, the mixed solution is placed at the temperature of subzero 7-subzero 20 DEG C to react for 12-36 h, a cross-linked cryogel network in a frozen state is obtained, and is placed in the deionized water to be melted, freeze drying is conducted, and the injectable and degradable dry hemostatic cryogel with good shape memory and blood coagulation capability is obtained. The cryogel dressing has high elasticity and ultrafast shape recovery capability, can quickly absorb blood, and has photo-thermal antibacterial performance and the like.

The invention discloses compound essential oil and a preparation method thereof. The method for preparing the compound essential oil disclosed by the invention comprises the following steps: 1, drying fresh strawflower, fresh rose and fresh jasmine flower in the shade indoors so as to obtain the strawflower, rose and jasmine flower; 2, taking the strawflower and the rose as raw materials, performing infiltration and microwave treatment on the raw materials, and adopting a distillation extraction method so as to obtain distilled essential oil; 3, taking the jasmine flower as a raw material, and adopting a CO2 supercritical extraction method so as to obtain jasmine essential oil; and 4, mixing the distilled essential oil obtained in the step 2 and the jasmine essential oil obtained in the step 3, standing and aging at a room temperature, filtering by using a filter with the particle size of 1-10 microns, thereby obtaining the compound essential oil. The compound essential oil prepared by adopting the method for preparing the compound essential oil disclosed by the invention is high in stability and excellent in whitening and skin protecting effects.

The invention discloses a pile shoe foundation capable of consolidating a soil body and a mounting method of the pile shoe foundation, and belongs to the field of ocean engineering technology research. The pile shoe comprises a pile shoe shell, a shoe tip, a water pumping pipe, a partition rib plate, a water storage bin and the like. The pile shoe is a fusiform steel shell, and partition rib plates are arranged in the shell to increase the overall rigidity of the pile shoe; transverse and vertical grooves and drainage holes are formed in the outer side of the pile shoe, and the exterior of the pile shoe communicates with the internal water storage bin through the drainage holes; high-water-permeability gauze is used for wrapping, and the grooves and the drainage holes are prevented from being blocked; after pile shoe penetration is finished, pore water in surrounding soil flows into the internal water storage bin through the drainage holes under the action of the internal and external pressure difference of the pile shoe by pumping out water in the water storage bin and reducing the pressure in the bin, so that the surrounding soil is rapidly drained and solidified, and the bearing capacity and the stability of a pile shoe foundation can be greatly improved; when the pile shoe is recycled, a layer of water film is formed between the pile shoe and a soil body by injecting high-pressure water into the water storage cabin, the lubricating effect is achieved, and the resistance generated when the pile shoe is pulled upwards can be reduced.

The invention discloses a traditional Chinese medicine ointment for repairing a skin scar and a preparation method thereof. Bulk drugs for preparing the traditional Chinese medicine ointment comprise the following effective ingredients in parts by mass: 25 to 34 parts of red-rooted salvia root, euphorbia kansui, 13 to 25 parts of dahurian angelica root, 9 to 19 parts of camphor, 11 to 21 parts of catechu, 7 to 15 parts of clove, 9 to 18 parts of dragon's blood, 10 to 19 parts of frankincense, 5 to 14 parts of myrrh, 6 to 15 parts of mother of pearl, 8 to 17 parts of giant knotweed, 8 to 19 parts of pubescent holly root, 5 to 17 parts of carbonized hair, 8 to 19 parts of common bletilla pseudobulb, 9 to 18 parts of tree peony root-bark, 7 to 20 parts of liquoric root, 5 to 10 parts of olive oil, 4 to 10 parts of insect wax, 5 to 10 parts of beewax and 10 to 20 parts of sesame oil. The traditional Chinese medicine ointment can have a good scar repair effect, and the total effective rate exceeds 99 percent.

The invention discloses a traditional Chinese medicinal extract for treating cervical spondylosis and a preparation method for the traditional Chinese medicinal extract, relates to the technical field of cervical spondylosis treatment, and mainly solves the problems of low cure rate and high recurrence rate of existing medicine for treating the cervical spondylosis. The medicinal extract comprises the following raw materials in parts by mass: 9-28 parts of radix paeoniae alba, 11-26 parts of radix puerariae, 12-27 parts of concha margaritiferallsta, 8-21 parts of campsis grandiflora, 7-26 parts of corydalis amabilis, 13-27 parts of turmeric, 12-31 parts of hematoxylon, 7-22 parts of artemisia anomala, 7-23 parts of wilson's passion flower, 12-29 parts of citronella, 7-26 parts of radix zanthoxyli, 12-24 parts of fructus liquidambaris, 16-32 parts of sinomenium acutum, 13-28 parts of three-flowered bluebeard herb, 11-27 parts of jasmine leaves, 6-25 parts of herb of sessile skullcap, 8-26 parts of randia cochinchinensis, 6-27 parts of galangal, 12-30 parts of liquid distilled from clove, 8-27 parts of pericarpium citri reticulatae and 5-18 parts of liquorice. The medicinal extract can promote disappear of the cervical spondylosis, and the total cure effective rate is over 98 percent.

The invention discloses a traditional Chinese medicine ointment for treating eczema and a preparation method of the traditional Chinese medicine ointment, relating to the field of medicaments for treating eczema, and mainly solving the problems that the existing medicine for treating eczema is incapable of treating both symptoms and root causes and has side effects. The traditional Chinese medicine ointment is prepared from the following bulk pharmaceutical chemicals as active ingredients in parts by mass: 6-27 parts of rhizoma dioscoreae hypoglaucae, 12-25 parts of cortex dictamni, 6-29 parts of herba schizonepetae, 13-32 parts of fructus malvae, 9-24 parts of radix saposhnikoviae, 17-31 parts of juncus, 11-26 parts of exocarpium benincasae, 6-23 parts of radix angelicae sinensis, 12-27 parts of radix cyathulae, 11-28 parts of radix rehmanniae recens, 6-21 parts of flos sophorae, 8-29 parts of herba taraxaci, 11-31 parts of radix paeoniae rubra, 5-26 parts of radix angelicae dahuricae, 13-32 parts of rhizoma atractylodis macrocephalae, 9-23 parts of rhizoma bletillae, 8-24 parts of radix astragali seu hedysari, 11-26 parts of radix sophorae flavescentis, 5-27 parts of radix ampelopsis and 15-30 parts of radix glycyrrhizae. The traditional Chinese medicine ointment can promote the elimination of eczema syndromes, and the total effective rate for treating eczema can achieve more than 98%.

The invention discloses a novel vinyl chloride dehydration and purification device. The vinyl chloride dehydration and purification device comprises a box body. During dehydrating of vinyl chloride subjected to water washing and alkali washing, a vinyl chloride gas is dehydrated by a first dehydration assembly and a second dehydration assembly in sequence; after dehydration, the gas is dedusted bya dedusting cloth bag; the dehydrated and dedusted gas is discharged out of an exhaust pipe for later use; after power-on of an electromagnet, an iron block approaches the electromagnet; after power-off of the electromagnet, the iron block gets away from the electromagnet; in the power-on and power-off processes, a dust removal box moves up and down, dust on the dedusting cloth bag falls to the bottom of the box body; after the dust is discharged out of a dedusting pipeline, the dedusting pipeline is closed; when the adsorption effect of an adsorbent is reduced, heated air passes through theexhaust pipe, flows into an air outlet pipe of the first dehydration assembly after passing through an air outlet pipe of the second dehydration assembly and then is discharged out of an air inlet pipe of the first dehydration assembly; and in the flowing process of the heated air, the motor works to drive a rotating rod to rotate, so that the regeneration speed of the adsorbent is increased.

The invention relates to the technical field of building materials, and particularly discloses self-compacting concrete and a preparation method thereof. The self-compacting concrete is higher in flowability and stronger in compressive strength. According to the technical scheme, the self-compacting concrete is characterized in that every cubic meter of self-compacting concrete is prepared from the following components: 155 to 170 kilograms of water, 350 to 400 kilograms of cement, 700 to 800 kilograms of sand, 960 to 1,000 kilograms of stones, 160 to 200 kilograms of a mineral additive, 5 to7 kilograms of an admixture, 1 to 4 kilograms of ultrafine powder and 2 to 5 kilograms of a modifier. According to the self-compacting concrete and the preparation method thereof, the concrete is prepared by mixing each raw material according to a certain proportion, so that the concrete is endowed with a higher gap passing rate and self-compacting capability, and can freely flow to fully fill aninternal space of a structure to form a uniformly compacted structure; the ultrafine powder is added into the concrete, so that the flowability of the concrete is further improved, and meanwhile, thecompressive strength is strengthened.

The invention relates to a glass slide, and especially relates to an emulsification glass slide and a use method thereof. The emulsification glass slide comprises a glass slide pedestal, a liquid groove and a bottom pillar, the center of the glass slide pedestal is provided with the liquid groove, the liquid groove is a rectangular groove body, the center of the liquid groove is provided with the bottom pillar, and the center of the glass slide is hollowed to form a groove, so a sample keeps stable and does not randomly flow when the sample is added; the glass pillar slightly lower than the surface of the liquid groove is arranged in the center of the liquid groove to support the integral body and makes the sample liquid be uniform, so an emulsification liquid is uniformly mixed when the sample is measured, and the emulsified sample does not flow with outside disturbance; and the liquid emulsified sample can be directly added to the liquid groove, the surface of the liquid groove is covered with a cover glass when the liquid emulsified sample is stable, and the sample can be directly analyzed under a microscope.

The invention relates to a sterilization and disinfection liquid for promoting wound healing, and a preparation method thereof. Raw drug effective components for preparing the disinfection liquid comprise, by mass, 22-34 parts of Bletilla striata, 11-24 parts of Cynanchum atratum, 10-23 parts of Akebia Stem, 8-17 parts of Callicarpa bodinieri, 10-21 parts of Nodus Nelumbinis Rhizomatis, 7-16 parts of Cockscomb Flower, 9-19 parts of sophora flower, 10-19 parts of Radix Sanguisorbae, 6-14 parts of Herba Selaginellae, 6-17 parts of Concha Margaritifera, 8-17 parts of Fortune Windmillpalm Petiole, 7-19 parts of Agrimonia pilosa Ledeb., 5-16 parts of Diverse Wormwood Herb, 8-20 parts of Boswellia carteri, 9-19 parts of dragon's blood, 7-20 parts of licorice root, 5-13 parts of Herba Violae, 4-14 parts of corydalis tuber, 5-11 parts of Radix Curcumae Aromaticae and 9-17 parts of peach blossom. The sterilization and disinfection liquid has good sterilizing and wound healing effects, and has a total effective rate reaching 99% or above.