136results about How to "Thorough adsorption" patented technology

The invention discloses a treatment method and system of nickel-containing wastewater conforming to Water Pollutant Table III Discharge Standard. The method comprises the following steps: sending nickel-containing wastewater into a wastewater collecting tank, and pumping into a nickel reaction tank by a water pump to perform pretreatment; regulating the pH value, adding a heavy metal capturing agent, thoroughly mixing to react, adding a coagulant aid and a flocculant, sufficiently and uniformly stirring, and standing to precipitate or sending into a solid-liquid separation device; sending into an intermediate water tank, and adding a sulfuric acid solution to regulate the pH value to 7-8; and pumping water in the intermediate water tank into a heavy metal scavenger by a filtering machine, and treating to achieve the Table III Limit Discharge Standard. The method and system solve the problem that the existing nickel-containing wastewater in electroplating industry can not satisfy the Table III Discharge Standard in Water Pollutant Special Limits, so that the electroplating nickel-containing wastewater can stably satisfy the discharge requirements.

The invention discloses a formaldehyde scavenging agent and a formaldehyde scavenging method thereof. The formaldehyde scavenging agent comprises a plant component A, an essential oil component B and an adsorption component C, wherein the plant component A is prepared from, by weight, 3-8 parts of Chlorophytum comosum (Thunb.) Baker, 3-9 parts of Epipremnum aureum, 3-7 parts of Hedera nepalensis var. Sinensis (Tobl.) Rehd, 2-6 parts of aloe, 1-7 parts of Agave americana L., 2-5 parts of Sansevieria trifasciata Prain and 1-8 parts of Commelina communis; the essential oil component B is prepared from, by weight, 10-20 parts of ethanol, 5-15 parts of distilled water, 3-5 parts of peppermint oil, 1-2 parts of rose essential oil and 2-3 parts of spearmint oil; the adsorption component C is prepared from, by weight, 1-3 parts of attapulgite and 3-5 parts of bentonite by means of uniform mixing. In the formaldehyde scavenging method, a formaldehyde scavenging device is used for scavenging formaldehyde circularly. The formaldehyde scavenging agent and the formaldehyde scavenging method have the advantages of good formaldehyde scavenging effect and capabilities of improving air quality after formaldehyde scavenging and accelerating formaldehyde scavenging.

The invention discloses a preparation process of an oral liquid for treating cold. The preparation process comprises the steps of extracting honeysuckle, radix lsatidis, fructus forsythiae and common andrographis herb by cooking, preparing and filtering, encapsulating, sterilizing, detecting leakage, carrying out light inspection and the like. The preparation process of the oral liquid for treating cold has the technical effects that the requirements of the production process of the oral liquid for treating cold are high and the process is fine, extracting by cooking is performed a plurality of times to realize complete extraction of the oral liquid, resin separation is carried out to obtain active ingredients having better pharmacological effects, and the oral liquid is high in purity and remarkable in treatment effect. Besides, the processes of thermal treatment, resin adsorption, centrifuging, refrigeration and the like are adopted, so that impurities can be filtered out and removed and the clarity of the oral liquid can be guaranteed; encapsulation and sterilization are carried out according to the process requirements of an injection so that the safety of the oral liquid can be guaranteed.

The invention relates to a preparation method of a mesoporous potamogeton pectinatus adsorption material for heavy metal ions, and belongs to the field of adsorption material preparation. According to the invention, Potamogeton pectinatus stems are taken as raw materials, and soaked in water to enable deionized water enter into inner pores of the stems, and quickly frozen by liquid nitrogen to enable water in the pores of the stems frozen, inner apertures of the stems are widened to increase porosities by using an ice splitting effect, namely the principle that water freezes to increase volume, then adsorption sites of the stems are treated by methanol to be fully exposed, the number of active groups on the surfaces of the stems and in the inner pores is further increased through composite fermentation modification of hydroxycitric acid in a garcinia cambogia extracting solution and microorganisms in biogas liquid to increase the adsorption rate of the stems, finally freeze drying is carried out to obtain the adsorption material. The method disclosed by the invention not only changes surface properties of the potamogeton pectinatus stems, but also changes the internal structures of the stems to improve adsorption properties of the stems so as to facilitate more thorough adsorption, thus the adsorption material can be thoroughly utilized, and the utilization rate of the adsorption material is increased.

The invention relates to an upwelling artificial wetland for removing nitrogen, phosphorus and antibiotics in aquaculture wastewater, designs sewage treatment equipment which is an ecological treatment device of an artificial wetland and suitable for removing combined pollutions caused by the nitrogen, the phosphorus and the antibiotics in the aquaculture wastewater, and belongs to a vertical flow artificial wetland device. According to the upwelling artificial wetland, oyster shells, waste bricks and red earth, which have strong nitrogen and phosphorus adsorption capacity and high microorganism containing quantity, and are taken as main wetland fillers; wetland plant reeds which have good pollution resistance are planted. The upwelling is taken as a hydraulic transmission mode, so that the problems of hydraulic dead zone, insufficient nitrogen removal ability, poor antibiotic interception ability and poor rainstorm impact resistance existing in the traditional operation mode are effectively solved. Meanwhile, the upwelling artificial wetland has the advantages of being low in cost, small in land occupation, simple in structure, convenient in operation management and the like.

The invention discloses VOCs adsorption equipment with a function of online measuring the concentration of VOCs, and belongs to the field of waste gas treatment. The VOCs adsorption equipment comprises adsorption equipment and a purification equipment, wherein the purification equipment comprises an air inlet pipe and an air outlet pipe, and the included angle between the air inlet pipe and the air outlet pipe is between 0 and 90 degrees; the air inlet pipe is a reducing pipe, the air outlet pipe is vertically upward, and packing auger is arranged in the air outlet pipe; and the purification equipment is filled with an organic solution. According to the VOCs adsorption equipment, VOCs and other pollutants in waste gas can be completely purified and adsorbed due to the purification equipment and adsorption equipment.

The invention discloses a system and method for simultaneous drying of a heating furnace and sulfurization of a hydrogenation catalyst. Drying of the heating furnace is synchronized with sulfurizationof the hydrogenation catalyst; drying of the heating furnace is carried out by heating the heating furnace by combustion of coke oven gas introduced into the heating furnace; and heating during sulfurization of the hydrogenation catalyst is realized by the steps that a heating medium in a medium pipeline is heated along when the heating furnace is heated, and then the heating medium with a high temperature is obtained for heating in a form of heat exchange. According to the system and method provided by the invention, the start-up time can be reduced and production efficiency can be improvedunder the condition of meeting requirements of oven drying of the heating furnace and sulfurization of the hydrogenation catalyst. In addition, the usage amount of coke oven gas is saved, and the function of reducing production cost is achieved. Moreover, sulfurization of the hydrogenation catalyst is synchronized with the oven drying of the heating furnace, so that the time for drying the hydrogenation catalyst and removing water adsorbed by the hydrogenation catalyst can be prolonged, and thus the sulfurization effect of the hydrogenation catalyst is better.

The invention relates to aerogel-foamed rubber composite particles for sewage treatment and a preparation method of the aerogel-foamed rubber composite particles for the sewage treatment, and belongsto the technical field of water pollution treatment agents. The preparation method of the aerogel-foamed rubber composite particles for the sewage treatment in particular comprises the following steps: preparing silicon dioxide and demulsifier composite gel in advance, and then preparing rubber foamed particles, and immersing the rubber foamed particles in the composite gel, so as to make the composite gel fully enter cells, and drying in a fluidized bed and drying with supercritical carbon dioxide to obtain water-body oil stain adsorption purification particles of which the particle sizes are3 to 5mm. The aerogel-foamed rubber composite particles for the sewage treatment prepared by the invention effectively overcome the defect of difficulty in cleaning water surface due to extensive adsorption in the prior art. Furthermore, the advantage of the aerogel-foamed rubber composite particles is further reflected in that adsorbed and recovered oil stains can be squeezed to be removed due to the elasticity of foamed rubber so as to be recycled.

The invention relates to an electrostatic dust removal capsule polishing and drying device and a using method and belongs to the technical field of capsule polishing equipment. An elastic steel wire mesh is arranged in a polishing cylinder. A gap is formed between the elastic steel wire mesh and the inner wall of the polishing cylinder. Baffles which incline downwards are arranged on the inner side of the elastic steel wire mesh from outside to inside at intervals. A polishing device comprises a motor, a rotary shaft and polishing discs. The motor is arranged at the bottom of the polishing cylinder. The rotary shaft penetrates through the bottom of the polishing cylinder and extends into the polishing cylinder. The polishing discs are arranged obliquely from inside to outside. The inner ring of each polishing disc is fixedly connected with the rotary shaft. The polishing discs and the baffles are arranged alternately. A dust removal and drying device comprises an electromagnetic heating device and an electrostatic dust removal device. The electromagnetic heating device and the electrostatic dust removal device are arranged in the gap between the elastic steel wire mesh and the inner wall of the polishing cylinder in a spaced mode. According to the electrostatic dust removal capsule polishing and drying device and the using method, dust falling in the polishing process is adsorbed through the electrostatic dust removal device, and residual quantity of the dust is reduced.

The invention belongs to the technical field of CMF-TiO2-PDMS composite materials, and discloses a super-hydrophobic CMF-TiO2-PDMS composite material, and a preparation method and application thereof.The preparation method comprises the following steps: loading amorphous TiO2 on a carbonized melamine material (CMF) skeleton and carrying out high-temperature treatment to obtain crystalline CMF-TiO2; and under the action of a curing agent, subjecting polydimethylsiloxane (PDMS) to cross-linking on the surface of the CMF-TiO2 through a thermocuring method to form a film, thereby obtaining the CMF-TiO2-PDMS composite material. The super-hydrophobic CMF-TiO2-PDMS composite material can adsorb water-soluble pollutants and oil-soluble pollutants and effectively overcome the defect of poor hydrophobic stability of a traditional photo-degradation catalytic material, and also shows good durability, stability and ultraviolet oxidation resistance.

The invention discloses a ferrous metallurgy environment-friendly waste gas treatment device and relates to the technical field of environment-friendly waste gas treatment. The ferrous metallurgy environment-friendly waste gas treatment device comprises a tank, the inside of the tank is provided with a rotating shaft rotatingly connected to the upper wall of the tank, and the surface of the rotating shaft is fixedly connected with first stirring blades; the upper side of the inner wall of the tank is fixedly connected with a mounting case, inside which a driving gear and a plurality of drivengears engaged with the driving gear are arranged; waste gas at the top of the inside of the tank enters a gas tank via a communicating pipe and is sprayed out via an aerator nozzle; sprayed waste gasis in contact with absorbing solution again to achieve cyclic absorbing effects and to be thoroughly absorbed; the first stirring blades and second stirring blades rotate to fully mix the waste gas and the absorbing solution to enhance absorbing effects of the absorbing solution on the waste gas; the axis of an aeration hole is tangent to the wall of an aeration pipe so that the aeration pipe canachieve aeration in a rotating state to enlarge the aeration area.

The invention discloses environmental protection equipment for waste gas filtration, and particularly relates to the technical field of environmental protection equipment. The environmental protectionequipment comprises a box body, wherein one side of the box body is provided with a conveying pipe; one end of the conveying pipe penetrates through the box body and extends to the inside of the boxbody; the bottom of the conveying pipe positioned in the box body is communicated with a shunt pipe; the bottom of the shunt pipe is fixedly connected with shunt balls; a pressing plate is fixedly connected in the box body; the contact positions of the pressing plate and the shunt pipe are both provided with openings; dust removal liquid is also arranged in the box body; the top of the box body iscommunicated with an exhaust pipe; the bottom of the box body is communicated with a drain pipe; and one side of the box body is communicated with a water inlet pipe. According to the invention, theshunting pipe is arranged, and the shunt pipe shunts a dust-containing gas; the shunted dust-containing gas can increase the contact area with dedusting liquid and improve the adsorption and purification effect of the dedusting liquid; and the pressing plate inside the box body can prolong the residence time of the dust-containing gas in the dedusting liquid, so that the dedusting is more complete.

The invention discloses a building waste classified sorting and collecting device which comprises an inclined plate and a transverse plate, wherein the inclined plate is fixedly connected to the transverse plate; a feeding hopper and a drum correspond in position and the feeding hopper is fixedly connected to the upper end surface of the transverse plate through a fixed bar; an electromagnet is arranged on the lower side of the feeding hopper; the electromagnet corresponds to the drum in position, and a sliding plate is vertically arranged on the side, far from the drum, of the electromagnet;the electromagnet is fixedly connected to the sliding plate through a connecting rod; the side wall, close to the drum, of the sliding plate is fixedly connected to a first conducting block; a secondconducting block is arranged on the side, close to the drum, of the first conducting block; the second conducting block is fixedly connected to the upper end surface of the transverse plate through anelastic limiting mechanism; and a second driving mechanism which drives the sliding plate to slide is fixedly connected to the upper end surface of the transverse plate. The building waste classifiedsorting and collecting device disclosed by the invention is reasonable in structure, can separate iron from building waste quickly, and is convenient to recycle the building waste.

The invention relates to a nicotine adsorbent and a preparation method thereof. The nicotine adsorbent is prepared by mixing mordenite raw powder and attapulgite powder in proportion and granulating the mixture. The preparation method comprises steps as follows: mixing of powdery materials: the mordenite raw powder and the attapulgite powder are uniformly added to a stirrer in the weight ratio being 4: (1-1.5) and stirred and mixed for 1.5-2.5 hours in the mixing stirrer; forming and granulation: a plurality of seeds are put in a granulator, the powdery materials are continuously added to the granulator, meanwhile, water mist is sprayed, the seeds grow to be adsorbent granules, and when the adsorbent granules reach predetermined specifications, the granules roll out of a discharge port of the granulator and conveyed to a vibrating sieving machine to be sieved; the water consumption in the whole forming and granulating processes doesn't exceed 35% of the weight of the powdery materials. The nicotine adsorbent has high nicotine adsorption capability, adsorption speed, saturated adsorbing capacity and adsorption rate and can realize thorough adsorption; the preparation method of the adsorbent is simple, convenient and low in production cost.

The invention discloses an active air inducing type zeolite adsorption multi-stage composite waste gas treatment machine. The waste gas treatment machine comprises a box body, a first adsorption mechanism, a second adsorption mechanism and a limiting mechanism, wherein an air inducing pipe is arranged at an opening in the left side of the box body, an exhaust pipe is arranged at an opening in the right side of the box body, a support is arranged at the inner left end of the box body, a motor is installed in the support, an output shaft of the motor is rotationally connected with a round hole formed in the center of the left side of the support, fan blades are arranged at an end, and the input end of the motor is electrically connected with the output end of an external control switch; and the first adsorption mechanism is slidably connected to the interior of a U-shaped sliding groove plate arranged at the inner right end of the box body, and a cover plate is installed at the upper end of the adsorption mechanism. According to the active air inducing type zeolite adsorption multi-stage composite waste gas treatment machine, particulate matters in waste gas can be filtered firstly, and then multi-stage adsorption can be conducted on the waste gas, so adsorption is more thorough, and waste gas treatment effect is better.

This clinical oral foreign matter adsorption device for dental restoration comprises a handle; a rotating groove is formed in the top of the handle, a cleaning rod is rotatably connected into the rotating groove, a plurality of cleaning brushes are arranged on the upper circumference and the top of the cleaning rod, and a rotating rod is fixedly connected to the bottom end of the cleaning rod. Inthe present invention, the cleaning brushes rotate back and forth for cleaning; the residual foreign matters around the repaired tooth body can be quickly cleaned; a micro adsorption pump is immediately matched with an adsorption hose and an adsorption opening, so foreign matters cleaned by the cleaning brushes in the oral cavity can be adsorbed, and the oral cavity is cleaned more thoroughly; andfinally, foreign matters can be removed in time after dental restoration by utilizing the cooperation of the cleaning of the cleaning brushes and the adsorption of the micro adsorption pump, so thatthe cleaning efficiency of the residual foreign matters in the oral cavity is improved, and the oral cavity is cleaned more thoroughly; the size of the device is small and exquisite, and the operationand the use by people are facilitated.

The invention discloses a reverse osmosis seawater desalination pretreatment device which specifically comprises a treatment box, a cleaning device and a control space, wherein a rough filtration space, an adsorption space, a fine filtration space and a discharge space are sequentially arranged in the treatment box, arc-shaped filter screens are arranged in the rough filtration space and the fine filtration space, and an adsorption device is arranged in the adsorption space; the cleaning device is arranged in the fine filtration space, and one side of the cleaning device is tightly attached to the arc-shaped filter screen in the fine filtration space; and the control space is arranged in the center of the interior of the treatment box, and the inner wall of the control space is fixedly connected with a positioning plate. The invention relates to the technical field of seawater desalination. According to the reverse osmosis seawater desalination pretreatment device, adsorption treatment is more thorough, adsorption dead angles can be avoided, a reverse osmosis assembly can be protected conveniently, a cleaning brush can be driven through water pressure to achieve automatic cleaning of the filter screen, manpower is saved, normal work is not affected by cleaning, and the efficiency is high.