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264results about How to "Achieve whitening effect" patented technology

Waste salt resourceful treatment system and application

The invention relates to a waste salt resourceful treatment system which comprises a waste salt carbonization and pyrolysis system, a carbon-containing salt slag dissolving and filtering system and anevaporating and salt separating system in sequential connection, wherein the waste salt carbonization and pyrolysis system can carry out carbonization and pyrolysis treatment on waste salt I composedof sodium chloride, and sodium sulfate monomer salt or mixed waste salt and also can treat tail gas; the carbon-containing salt slag dissolving and filtering system can dissolve and filter the carbon-containing salt slag treated by the waste salt carbonization and pyrolysis system; and the evaporating and salt separating system can carry out evaporation and concentration, fractional crystallization and drying treatment on the strong brine treated by the carbon-containing salt slag dissolving and filtering system to obtain product salt. The waste salt resourceful treatment system takes industrial waste salt as the raw material, removes organic pollutant from waste salt and separates mixed inorganic salt to finally obtain an industrial second-grade salt product, so that recycling of waste salt is realized, and the flue gas generated during the production process is discharged after reaching the standard.
Owner:北京航天环境工程有限公司

Treatment system for waste salt recycling treatment and application thereof

The invention relates to a treatment system for waste salt recycling treatment. The treatment system comprises a waste salt carbonization pyrolysis system, a coke-containing salt slag dissolving and filtering system and an evaporation and desalination system which are sequentially connected with one another, wherein the waste salt carbonization pyrolysis system can be used for carrying out carbonization pyrolysis treatment on waste salt I composed of sodium chloride monomer salt, sodium sulfate monomer salt or the mixed waste salt; the coke-containing salt slag dissolving and filtering systemcan be used for carrying out the dissolution and filtration operation on the coke-containing salt slag obtained after the treatment by the waste salt carbonization pyrolysis system; and the evaporation and desalination system can be used for carrying out the evaporation and concentration, fractional crystallization and drying treatment on strong brine obtained after the treatment by the coke-containing salt slag dissolving and filtering system, so that salt products are obtained. According to the treatment system, with the industrial waste salt as a raw material, organic pollutants are removedfrom the waste salt, desalination treatment is carried out on mixed inorganic salt, and finally the industrial secondary salt products are produced, such as anhydrous sodium sulfates, sodium chlorides, sodium bicarbonate and other finished salt, so that the recycling of the waste salt can be realized; and the system can be applied to the waste salt recycling treatment.
Owner:北京航天环境工程有限公司

Compressive sintering flue gas desulfurization and denitrification and flue gas white vapor elimination treatment system and process

The invention provides a compressive sintering flue gas desulfurization and denitrification and flue gas white vapor elimination treatment system and process. The system comprises a sintering machine,a wet-method desulfurization tower, a denitrification system, a convection current heat exchanger, an air draft blower, a first dust collector, a main exhaust fan, a dehydrator, an absorption type heat pump machine set and a first-stage low-temperature heat exchanger, wherein a low-temperature section flue gas outlet of a sintering dust falling tube of the sintering machine is connected with theflue gas inlet of the desulfurization tower through the first dust collector and the main exhaust fan through a pipeline in sequence; the flue gas outlet of the desulfurization tower is connected withthe denitrification system through the dehydrator; a slurry outlet and a slurry inlet are formed in the wet-method desulfurization tower; the slurry outlet is connected with the slurry inlet througha slurry circulation pump and a cooler in sequence through a slurry circulation pipeline; the absorption type heat pump machine set is arranged between the convection current heat exchanger and the cooler; the first-stage low-temperature heat exchanger is arranged on a pipeline between the dehydrator and the denitrification system; and the first-stage low-temperature heat exchanger is connected with the absorption type heat pump machine set through a pipeline. By adopting the system, flue gas desulfurization and denitrification and flue gas white vapor elimination can be achieved.
Owner:BEIJING JINGCHENGKELIN ENVIRONMENTAL PROTECTION TECH +1

Belt type lattice flow rice husking machine and rice husking method

The invention provides a belt type lattice flow rice husking machine and a rice husking method. The traditional whitening manner has the main problems of large energy consumption and much broken rice. The reason is that for the traditional technology, coarse rice rotates along with a husking roller in a spiral way in the process of husking and peeling, a gap is formed between a rice blade of the rice husking machine and the husking roller, the rice can penetrate through the gap, the structure causes the relative friction function required by the husking and the peeling to be greatly reduced, and a lot of power can be consumed without any reasons. The rice husking machine comprises a feeding device (1), a whitening chamber (2), a discharging device (3), a transmission device (4) and a machine frame (5), wherein the whitening chamber comprises two groups (rows) of rice husking rooms (9) which are arranged oppositely and are defined by milling belts (6), flow separation bodies (7) and rice sieves (8), and the milling belts wind around rollers (10) at both ends of the machine frame to form annular belts; the distance between the flow separation bodies and the milling belts is below 2mm; the rice sieves are mounted on the outer sides of the flow separation bodies, a negative pressure space (12) is formed between the outer sides of the rice sieves and a casing (11), and the negative pressure space is connected with an air suction fan. The rice husking machine is used for husking the rice.
Owner:HARBIN BEICANG GRAIN STORAGE PROJECT & EQUIP

Boiler smoke discharging condensed water heat-carrying circulation based three incorporated tower heat exchange method and device

The invention discloses a boiler smoke discharging condensed water heat-carrying circulation based three incorporated tower heat exchange method and device and belongs to the technical field of exhaust air heat recovery and boiler heating. By adopting a spray tower heat exchange structure with three incorporated towers, the device is divided into an air heating and humidification region, a smoke high-temperature heat exchange region and a smoke low-temperature heat exchange region from bottom to top. Smoke enters the high-temperature heat exchange region from the middle part of the tower, performs heat exchange with high-temperature waste heat circulation water, then rises to the low-temperature heat exchange region and is exhausted from the tower top after performing heat exchange with low-temperature waste heat circulation water; the low-temperature waste heat circulation water is sprayed from a low-temperature spraying device for heat exchange, is supplied to an air heating and humidification section for spraying heat exchange after passing through a water-air separator and heats inlet air of a boiler or directly descends to the high-temperature heat exchange region; and the high-temperature waste heat circulation water is sent into the high-temperature heat exchange region from a high-temperature spraying device for heat exchange and is supplied outside and heats heating net water after gathering in a pool at the tower bottom. A set of system can realize a main heat exchange process required for smoke recovery and heating, so that the system flow is greatly improved, the equipment amount and the occupying space are reduced, and investment and energy consumption are lowered.
Owner:TSINGHUA UNIV +1

Desulfurization waste water zero discharge and white smoke purification combined treatment system

The invention relates to a desulfurization waste water zero discharge and white smoke purification combined treatment system, which comprises a desulfurization tower, a desulfurization slurry circulation spraying system, a desulfurization tower defogging device, a desulfurization tower outlet flue, a smoke gas reheater, a desulfurization waste water discharging pipeline, a desulfurization waste water discharging pump, a buffer tower, a desulfurization waste water clean liquid circulation pipeline, a desulfurization waste water clean liquid circulation pump, a heat exchanger, a sludge conveyingpipeline, a sludge conveying pump, an evaporation tower, an evaporation tower defogging device, a stirring device, a desulfurization waste water clean liquid backflow pipeline, a desulfurization waste water clean liquid backflow pump, a water steam conveying pipeline, a condensing tower, a condensing tower spraying device, a condensing tower defogging device, a vacuum pump pipeline, a vacuum pump, a cooling tower water conveying pipeline, a cooling tower water conveying pump, a cooling tower, a cooling tower water return pipeline and a water return pump. The operation cost is low; the desulfurization tower slurry is condensed; the smoke gas temperature is lowered; the smoke gas is reheated; the s white smoke purification is realized; the heat adsorbed by condensation is used for evaporating the desulfurization waste water; the energy consumption is low. The treatment system can be widely applied to power station boiler and industrial boiler smoke gas desulfurization systems.
Owner:QINGDAO DANENG ENVIRONMENTAL PROTECTION INC

Skin whitening and brightening composition, skin whitening and brightening cosmetic, skin whitening and brightening lotion and preparation method there, and skin whitening and brightening emulsion and preparation method thereof

PendingCN110974720AGood whitening and brightening effectAnti agingCosmetic preparationsToilet preparationsHydroxytyrosolSalicylic acid
The invention belongs to the technical field of daily chemical products, and particularly relates to a skin whitening and brightening composition, a skin whitening and brightening cosmetic, a skin whitening and brightening lotion and a preparation method there, and a skin whitening and brightening emulsion and a preparation method thereof. The skin whitening and brightening composition provided bythe invention comprises the following components in parts by mass: 0.1 to 1.5 parts of hydroxytyrosol, 0.1 to 1.5 parts of tranexamic acid, 0.1 to 3.0 parts of nicotinamide, 0.01 to 2.0 parts of carnosine and 0.01 to 1.0 part of coated salicylic acid. The skin whitening and brightening composition provided by the invention has excellent stability; when the skin whitening and brightening composition is used for preparing cosmetics, the obtained cosmetics can stably exist and have no caking phenomenon; and the skin whitening and brightening composition provided by the invention can achieve a very good whitening effect under the synergistic effect of all the components, and meanwhile, the skin whitening and brightening composition is high in safety and small in skin irritation.
Owner:ZHUHAI EASYCARE TECH CO LTD

Integrated treatment method and device for flue gas wet-type phase-change ultraclean dust removal and rime fog removal

PendingCN109794133ASolve the problem of dust removal, whitening and fog removalSolve the smearing visual senseCombination devicesFlue gasWater resources
The invention discloses an integrated treatment method and device for flue gas wet-type phase-change ultraclean dust removal and rime fog removal. The method comprises the following steps of 1, cooling, wherein to-be-treated flue gas is cooled, so that saturated wet flue gas is subjected to phase change and liquefied into liquid drops; 2, liquid drop agglomeration and dust removal, wherein flue gas containing the liquid drops continues to be collided and agglomerated under the function of a rotational flow plate, and formed water drops adsorb flue gas dust in the falling process; 3, rime fog removal, wherein the flue gas treated in step 2 and the gas subjected to rime fog removal are sufficiently mixed before flue gas is discharged, unsaturated flue gas is formed, and then the treated fluegas is directly discharged. By means of the integrated treatment method and device, the purpose of dust removal and rime fog removal of wet-type desulfurized flue gas is effectively achieved, the moisture in the discharged flue gas is recycled while the problem of tailing of visual organs is solved, the water resource is saved, and the purposes of environmental protection, standard reaching, andultralow near-zero discharge are achieved.
Owner:YUNNAN HUAYUN TIANLANG ENVIRONMENTAL PROTECTION

High-energy paper pulp release agent and production method thereof

ActiveCN103774495AComprehensive ability to reduce pHBoosts pH synthesisNon-fibrous pulp additionSulfonateEmulsion
The invention provides a high-energy paper pulp release agent. The preparation method comprises the following steps: by taking cycloalkyl low viscosity base oil and Enable460M synthesized sodium sulfonate as fundamental research, treating through an advanced lubricating oil blending and filtering system; then compounding various additives such as a BK hexahydro-triazine bactericide, an MBM bactericide, T-405 vulcanized cottonseed oil and S2215C universal emulsified oil; stirring; finally adopting a triethanolamine to assist acid-base balance modulation so as to synthesize the high-energy paper pulp release agent. The product can be directly applied to paper pulp and further can be prepared to an emulsion for spraying a cylinder. The high-energy paper pulp release agent is low in cost, harmless to a human body and environment-friendly, and can be used for solving the problem of break, hair slip and powder fall of paper in the papermaking process in the paper industry, and reducing the cylinder adhering phenomenon in papermaking. The smoothness and glossiness of paper can be improved to a greater extent without affecting the strength of paper, and the paper quality is improved. Meanwhile, the high-energy paper pulp release agent has a good lubricating and protecting effect on a wrinkling scraper of a dryer, so that the service life of the scraper is prolonged.
Owner:广西飞日能源集团有限公司

Tail gas treatment system for waste salt recycling treatment and application of tail gas treatment system

The invention relates to a tail gas treatment system for waste salt recycling treatment. The tail gas treatment system comprises a two-time combustion chamber, a waste heat boiler, a quench tower, a bag dust collector, a precooler, a two-stage washing tower, a white flue gas elimination device, a chimney and a circulating water tank, wherein the two-time combustion chamber comprises an input end and a flue gas output end, the input end of the two-time combustion chamber comprises a natural gas input end, a pyrolysis gas input end and an ammonium hydroxide input end, the natural gas input end is connected with natural gas, the natural gas can be input into the two-time combustion chamber through the natural gas input end, the pyrolysis gas input end of the two-time combustion chamber is connected with pyrolysis waste gas of a pyrolyzing furnace, the ammonium hydroxide input end is connected with ammonium hydroxide, and the ammonium hydroxide can be input into the two-time combustion chamber through the ammonium hydroxide input end. The tail gas treatment system for the waste salt recycling treatment has the advantages that the connection of the structure is simple, the use is convenient, after the pyrolysis waste gas in the pyrolyzing furnace is treated, pollutants in flue gas can completely meet emission standards, the cost is low, the effect is good, and the system can be applied in the waste salt recycling treatment.
Owner:北京航天环境工程有限公司
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