594results about How to "Improve contact efficiency" patented technology

A biological optical measuring instrument comprising a measuring probe (101) for collecting light from a plurality of portions of a subject (214) transmitted through the subject (214) by means of an optical fiber (108) by guiding light emitted from a light source (102) by an optical fiber (107), and irradiating the light to the subject (214) so as to create a living body transmitted light intensity image of the subject (214) from the transmitted and collected light. The measuring probe (101) further comprises optical fiber fixing members (201, 210, 211) for fixing the optical fibers (107, 108) at a predetermined interval and support members (202, 204, 205) for rockably supporting the optical fiber fixing members. Thus, it is possible to provide a technique of performing living body optical measurement while the living body lies in lateral decubitus.

A well cementation flushing liquid system suitable for an oil-based drilling fluid and a preparation method thereof. The invention mainly solves the defects of low flushing efficiency, poor wetting conversion capability and poor interface cementing quality in the flushing liquids in the prior art. The flushing liquid system comprises the following components, by weight: 100 parts of clear water, 0.8-1.2 parts of an anionic surfactant, 0.6-0.8 parts of a nonionic surfactant, 0.7-1.0 part of a cosurfactant, 6.0-10.0 parts of an oil phase, 8.0-12.0 parts of a salt water phase, 0.15-5.0 parts of a polymer, 0.0-150 parts of a weighting agent and 1.0-2.5 parts of salt. The flushing liquid system is adjustable in density within 1.01-1.90 g/cm<3> and is 20-130 DEG C in available temperature range. The flushing liquid system can quickly remove residual oil-based drilling fluid, is strong in wetting conversion capability, ensures cementation between cement rings and an annular space, and is wide in application prospect.

The present invention relates to a pipette tip having a support and a fluid enclosed therein, an apparatus for treating the pipette tip having a support and a fluid enclosed therein, and a method of treating the pipette tip having a support and a fluid enclosed therein. The present invention aims at providing separation and purification that may be performed more efficiently and rapidly than the treatments using a conventional treatment using liquid chromatograph or a filter, and constituted to have a function for sustainedly activating the support by comprising a pipette tip comprising an attachment opening that is to be attached to a nozzle for sucking and discharging a gas or to a connecting tube attachable to the nozzle and may be communicated with the nozzle, and an opening that allows flow-in and flow-out of a liquid in response to the suction and discharging of the gas; a support enclosed in the pipette tip, which may adsorb or capture a biological material in the liquid or react with or bond to the biological material; and a fluid for sustainedly activating the support, which comprises a predetermined liquid or a predetermined gas that is enclosed in the pipette tip in a breakable state and comes into contact with the support.

There are disclosed a honeycomb catalytic body to which a wall flow structure is applied so that a fluid such as an exhaust gas passes through a partition wall twice or more, and a honeycomb structure for use as a catalyst carrier of the honeycomb catalytic body in which a pore characteristic and the like are appropriately adjusted as the catalytic body. In a honeycomb structure 11 including porous partition walls 4 arranged so as to form a plurality of cells 3 which communicate between two end surfaces of the honeycomb structure and having a large number of pores; and plugging portions 10 arranged so as to plug at least a part of the plurality of cells 3 at any position in a length direction of the cells, an average maximum image distance of the partition walls is larger than 40 μm, and the plugging portions 10 are arranged so that at least a part of a fluid which has entered the cells from one end surface passes through the partition wall 4 twice or more, and is then discharged from the other end portion.

The invention discloses a sectional feeding type alkylation reactor and an alkylation reaction method. The reactor comprises a reactor barrel body, a seal head, a separating plate, an upper bed layer, a lower bed layer, a feeding pipe, a fed material distributing pipe, a rotating shaft, a supplementing material inlet, a discharging opening, a circulating cooling air inlet and a circulating cooling air outlet. The invention further provides the alkylation reaction method adopting the sectional feeding type alkylation reactor. The alkylation reaction method comprises the following steps: preparing acid hydrocarbon emulsion through iso-butane and concentrated sulfuric acid in the upper bed layer, and then entering a rotating bed at the lower bed layer together with mixed hydrocarbon which enters through a supplemented material inlet, so as to perform alkylation reaction.

The invention discloses a method and device for treating organic solid waste. The method comprises the steps: (a) carrying out physico-chemical pretreatment, namely adding water and additives into the waste, and heating and stirring; (b) carrying out hydrolysis, namely carrying out thermal hydrolysis and acid hydrolysis on the waste which is subjected to physico-chemical pretreatment, so as to obtain a hydrolyzate; (c) carrying out oxidization, namely oxidizing the hydrolyzate, so as to obtain an oxidization product; and (d) carrying out solid-liquid separation namely carrying out solid-liquid separation on the oxidization product, so as to obtain a solid oxidization product and a liquid oxidization product.

The invention discloses a cage type carbon dioxide adsorption material as well as a preparation method and an application thereof. The preparation method comprises acidation modification of montmorillonite and synthesis of the cage type carbon dioxide adsorption material. In a preparation process of the cage type adsorption material, an impregnation method is adopted, organic matter is directly covered on the inner surface of a mesoporous molecular sieve, the preparation method is simpler in process and low in energy consumption, desorption and regeneration are easy, and energy consumption and cost in an industrial application process can be greatly reduced. Effective loading capacity of organic amine in the composite material is 10-60%, the composite material has good adsorption and desorption capabilities and good stability, as acidified montmorillonite is adopted as a base material, cost is greatly reduced compared with other molecular sieve porous materials, and the requirement of an industrial process, especially removal of carbon dioxide gas in flue gas, to adsorbent material can be met.

The invention discloses a sectional feeding alkylation reactor and an alkylation reaction method. The reactor comprises a reactor barrel, seal heads, a partition plate, an upper bed layer, a lower bed layer, a feeding pipe, a feeding distributing pipe, a rotary shaft, a supplementing material inlet, a discharging opening, a circulating cooling gas inlet, a circulating cooling gas refrigerating system and a circulating cool gas outlet. The invention further provides the alkylation reaction method. The method comprises the following steps: as the sectional feeding alkylation reactor is adopted, firstly forming an acidic hydrocarbon emulsion in the upper bed layer from iso-butane and concentrated sulfuric acid; and then carrying alkylation reaction on the acidic hydrocarbon emulsion and mixed hydrocarbon entering from the supplementing material inlet in a lower bed layer rotary bed. According to the alkylation method disclosed by the invention, by taking the concentrated sulfuric acid as a catalyst and the iso-butane and olefin as raw materials, the alkylation reaction is carried out. The alkylation reaction disclosed by the invention can be carried out at a low temperature, so that the reactor is low in acid consumption and small in equipment scale.

A gasification apparatus is provided which enables gas hydrate pellets to be transported and gasified in the same vessel and enables a gas to be generated by pellet decomposition in a controlled amount. The apparatus is free from bridging. The apparatus includes a heat-in-saluted vessel main body and, disposed therein, a tubular structure which is open at the top and bottom. This tubular structure holds therein gas hydrate pellets obtained by compression-molding a gas hydrate produced by the hydration reaction of a raw-material gas with raw-material water. The tubular structure becomes wider in diameter from the upper opening toward the lower opening. A channel for passing a heat carrier therethrough has been disposed between the lower end of the tubular structure and the inner bottom surface of the vessel main body. The apparatus is further equipped, between the tubular structure and the inner wall surface of the vessel main body, with a nozzle which ejects the heat carrier in a circumferential direction for the vessel main body. The vessel main body has a discharge pipe for discharging the heat carrier ejected from the nozzle, the discharge pipe projecting upright from the inner bottom surface of the vessel main body.

A column-type solid-liquid countercurrent contact apparatus, a washing apparatus for solid particles such as poly(arylene sulfide) (PAS) particles, a PAS manufacturing apparatus, a method of solid-liquid countercurrent contact, a method of washing solid particles such as PAS particles, and a method of manufacturing PAS, wherein a column top part, a column body part, and a column bottom part are included, the column body part is provided with a plurality of stirring chambers connected in the vertical direction and mutually divided by a ring-shaped partitioning plate, a paddle blade (a blade diameter/a diameter of the stirring chamber≧0.65 and the blade diameter/the diameter of the stirring chamber≦0.10) and a baffle are disposed at each of the plurality of stirring chambers, and a disc having a size covering at least a part of a communication opening positioned below the paddle blade is attached to a rotating shaft or to the paddle blade.

The invention relates to a preparation method of a flexible lead-acid battery core easy to recycle. The preparation method of the flexible lead-acid battery core is characterized by taking porous glass fiber cloth made of compound sodium alginate fiber as a supporting layer, and comprises the following steps: applying metal flow collection layers to two surfaces of the supporting layer by adopting a vacuum sputtering or vacuum evaporation coating method, coating positive and negative electrode active substances respectively, and drying; spraying a sodium alginate solution on the dried surface, so as to form an isolating layer; and drying so as to obtain the flexible lead-acid battery core capable of being wound. The assembling is performed according to required capacitances, shapes and sizes, electrode leading-out terminals are connected and are pressed in a shell, then an electrolyte is filled in the shell, and the sealing is performed, so that the flexible lead-acid battery core easy to recycle is obtained.

The present invention provides a method for continuous separation of methane, carbon dioxide and hydrogen sulfide from biogas by hydrate method, and a three-stage gas separation device for implementing the method. High purity methane is separated by a first stage hydrate dissociation tower working at the temperature of 273.7K-283.1K and under the pressure of 1.324MPa-4.502MPa, high-purity carbon dioxide is separated by a second stage hydrate dissociation tower working at the temperature above 272.8K-288.7K and under the pressure of 0.093MPa-0.499MPa; high-purity hydrogen sulfide is separated by a third stage hydrate dissociation tower working at the temperature above room temperature and under the pressure above atmospheric pressure, and the three-stage gas separation device can be controlled by a written program by a computer to run automatically and select the proper working condition. The gas-liquid contact efficiency, hydrate formation rate, separation process target gas recovery rate and gaseous product purity are improved, hydrate formation heat removal is enhanced, high pressure hydrate system gas, liquid and solid three-phase automatic separation can be achieved, and the method can replace the existing technology, and can be used in production of continuous separation of methane, carbon dioxide and hydrogen sulfide from biogas by industrialized hydrate method.

The invention belongs to the technical field of organic polluted soil remediation and discloses a method for remediating phthalic acid esters (PAEs) polluted soil by using microwave enhanced calcium peroxide. The method comprises the steps of preparing a slurry soil mixed solution from the PAEs polluted soil according to a certain liquid-solid ratio; adding a certain quantity of citric acid, ferrous sulfate and calcium peroxide into the solution; and carrying out microwave treatment and standing to enable the degradation rate of PAEs in the soil to reach more than 80%. The method has the advantages of simple process condition, low operation requirement, high treatment efficiency, low oxidizing agent waste and the like and is suitable for remediating the PAEs polluted soil.

A continuous processing apparatus includes a dissolution section for dissolving liquid carbon dioxide into a continuously supplied liquid-form raw material, and a processing section for holding the liquid-form raw material with liquid carbon dioxide dissolved therein under predetermined temperature and pressure to thereby transform carbon dioxide into a supercritical or subcritical state. Thus, bacteria, enzyme and the like contained in the liquid-form raw material can be effectively killed or decreased.

The invention discloses a submerged multi-stage flue gas environmental protection desulfurization tower, which comprises a tower body, the inner lower side of the tower body is equipped with an alkaline absorbent, and the inner lower side of the tower body is provided with a ring-shaped flue gas overflow device; the beneficial effect of the present invention is: because the flue gas overflow device includes several layers of annular pipes, the flue gas overflows evenly through the branch pipes on the annular pipes, so that the flue gas bubbles rise evenly, and the suspended particles in the flue gas absorb And sulfur oxides are adsorbed by the alkaline absorbent with high efficiency, and the vibrating membrane vibrates, so that the alkaline absorbent vibrates in transverse ripples, making the flue gas bubbles easily dispersed into multiple small bubbles, and improving the interaction between the flue gas and the alkaline absorbent Contact efficiency, the alkaline absorbent is sprayed on the upper side of the tower body through the spray device, and the alkaline absorbent falling on the throwing plate is thrown out, which further improves the adsorption effect on flue gas, so the desulfurization efficiency of this device is high , the desulfurization efficiency is fast, and the height of the tower body is effectively reduced to save costs.

Disclosed herein is a spiral wound type filter cartridge and more specifically, a spiral wound type filter cartridge in which activated carbon fiber is provided. The inside of spiral wound type filter cartridge is capable of serving as a carbon filter in a water purifier, thus eliminating the necessity of the use of any carbon filter for pre- or post-treatment in the process of purifying raw water, reducing an overall size of the water purifier and considerably reducing costs associated therewith.

A humidification device has an evaporation filter, a water supply device, and a fan device. The evaporation filter uses as a filter base material a three-dimensional structure formed by interconnecting, by connection fibers, a first base material having openings and a second base material having openings, and the first and second base materials are interconnected such that the openings of both the base materials communicate with each other. The water supply device supplies water to the evaporation filter to wet the filter base material. The fan device sends air to the wet filter base material, allows the air to pass through the communicated openings, and sends humidified air out of the evaporation filter. A decrease in humidification ability of the humidification device is suppressed evenif scale is deposited on the evaporation filter. Further, contact efficiency between passing air and water present on the evaporation filter is enhanced, and as a result, although compact in size, the humidification device has high humidification performance.

There is provided a multi-channeled flat tube that includes a flat outer tube and a plurality of partitions that divide the inside of the outer tube into a plurality of channels. Each partition in the multi-channeled flat tube has a mountain-shaped cross-sectional form composed of two sides, each of the two sides has a thickness ti and a length a, the partitions are disposed so that a face-to-face distance between adjacent partitions along inner surfaces of the outer tube is Li, and a thickness to of the outer tube satisfies a condition below. By selecting an appropriate pressure when expanding the multi-channeled flat tube, it is possible to prevent deformation of the tube outer surface into a wavy or undulating pattern $\sqrt{\frac{\mathrm{Li}·\mathrm{ti}·\sqrt{a^2-{\mathrm{ti}}^2}}{3a}}\leqq \mathrm{to}.$

The invention provides a circulating method for a cold regenerated catalyst and a catalytic cracking reaction regenerating system. The catalytic cracking reaction regenerating system comprises a hoisting pipe reactor, a pre-hoisting section, a regenerator, a heater and a gas-solid annular flow mixing stripper, wherein the gas-solid annular flow mixing stripper is used for mixing a first solid grain and a second solid grain at different temperatures during a regenerating form fluid catalytic cracking process and stripping the smoke and air taken by the solid grains after being mixed; the first solid grain is a low-temperature catalyst or low-temperature to-be-generated agent; and the second solid grain is a high-temperature catalyst. The circulating method for the cold regenerated catalyst comprises the following steps of: mixing and exchanging heat of the first solid grain from the heater and the second solid grain from the regenerator in the gas-solid annular flow mixing stripper, and meanwhile, stripping the taken smoke and air, forming the mixed catalyst and then entering into the pre-hoisting section.