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Feb 04
2020Price advantage of siphon scraper bridge
What are the price advantages of siphonic dredgers? The operation of rotary scraper, sludge and slag removal equipment and rotary sludge thickeners on sedimentation tanks often uses steel wheels to walk on steel circular tr... -
Jan 17
2020Reasons for the seepage of the inclined tube settler seal
1. Filler selection is inappropriate.2. The honeycomb inclined pipe packing gland is not tight. As long as a certain compression force is applied, the packing will dry out and a certain radial deformation will occur. There will be ample space between... -
Jan 17
2020Misunderstanding: The thicker the tube filler, the better the use effect
In water treatment, more and more people are using inclined pipe packing, and many people think that the thicker it is, the longer the service life is, and the better the treatment effect is. However, this is wrong. Today, Xiaobian, a m... -
Jan 17
2020Aerator for key equipment of sewage biochemical treatment system
Aeration is an important process in the aerobic biological treatment system of sewage. Generally, air is artificially introduced into the biochemical aeration tank through appropriate equipment to achieve the intended purpose. The aeration not only m... -
Dec 05
2019The internal flow fine screens with excellent screening performance is helpfu...
Every city is developing tourism, but it is also developing industry. Sewage produced in industrial production is inevitable and may affect the environment of the scenic spot! So our country introduced a lot of mechanical cleaning equipment many year... -
Dec 05
2019The method of connecting the pipeline to the regulating tank is adopted when ...
Now there are many examples of water pollution, and with the emergence of a variety of sewage treatment equipment, such as the use of dissolved air flotation machine, the emergence of dissolved air flotation machine for sewage treatment industry brin... -
Dec 05
2019No clogging of filter head during continuous flow sand filter
No clogging of filter head during continuous flow sand filterCompared with ordinary sewage treatment equipment, continuous flow sand filter is mainly applicable to upgrading and upgrading of sewage stations and sewage recycling projects in pulp and p... -
Nov 23
2019Technology design of combined stabilization pond for pig wastewater treatment
Technology design of combined stabilization pond for pig wastewater treatmentWith the development of animal husbandry, the discharge of livestock wastewater is increasing day by day, and the negative impact on the agricultural ecological environment ... -
Nov 23
2019Treatment of wastewater from Ginkgo ketone production
Treatment of wastewater from Ginkgo ketone productionGinkgo biloba leaves can produce ginkgo ketone, which is a good medicine for softening heart and brain blood vessels and reducing blood lipid. Generally, 3 tons of Ginkgo biloba leaves are consumed... -
Nov 23
2019Meat processing wastewater treatment
Meat processing wastewater treatmentLuoyang Company, located in the western industrial zone of Luoyang City, is a large-scale modern listed company integrating the production and marketing of meat products, food packaging films and related products. ... -
Nov 23
2019Pretreatment design of production sewage in triphenylbenzene combined plant
Pretreatment design of production sewage in triphenylbenzene combined plantA new 100 kt / a Ethylbenzene / styrene and 40 kt / a expandable polystyrene unit (EB / sm-eps unit) were built in a petrochemical company. In this unit, the catalytic dry gas... -
Nov 23
2019Study on resource treatment of pickling waste liquid in metallurgical industry
Study on resource treatment of pickling waste liquid in metallurgical industryThe acid pickling waste liquid from hot rolling of iron and steel generally contains 0.05-5g/l H + and 60-250g / L Fe2 +, which has been listed in the national list of haza... -
Nov 23
2019Treatment of printing and dyeing domestic mixed municipal wastewater by coagu...
Treatment of printing and dyeing domestic mixed municipal wastewater by coagulationIndustrial wastewater is often contained in urban sewage, and its content varies from 20% to 80%. The urban sewage containing printing and dyeing industrial wastewater... -
Nov 23
2019Wastewater treatment process of citric acid plant
Wastewater treatment process of citric acid plantIn the production process of a citric acid plant, many streams of wastewater (concentrated sugar water, sugar washing water, filter cloth washing water, etc.) are discharged, which mainly contains a la... -
Nov 23
2019Dairy processing wastewater treatment (anaerobic aerobic treatment technology)
Dairy processing wastewater treatment (anaerobic aerobic treatment technology)In the past, physical and chemical methods (air flotation, coagulation and sedimentation, adsorption, etc.) were generally used to treat dairy wastewater. The removal effec... -
Nov 23
2019Biochemical treatment of oil chemical wastewater
Biochemical treatment of oil chemical wastewaterIn an oil chemical plant, animal and vegetable oil and waste glycerin are used as raw materials to produce various stearic acid, glycerin, oleic acid and other products. The wastewater is blackened, COD... -
Nov 23
2019Design of vanadium trioxide wastewater treatment
Design of vanadium trioxide wastewater treatment1. Nature and composition of wastewaterThe acid wastewater discharged from V2O3 workshop sedimentation section contains V5 +: 100-120mg / L, Cr6 +: 100-250mg / L, Na2SO4: 42-57g / L, pH value of wastewa... -
Nov 23
2019Study on phase holdup and gas-liquid mass transfer performance of three-phase...
Study on phase holdup and gas-liquid mass transfer performance of three-phase biological fluidized bedExperimental device and methodThe internal circulation biological fluidized bed reactor used in the experiment is 1.1m high and 36L effective volume... -
Nov 22
2019Improvement of sludge uneven distribution in three ditch oxidation ditch
Improvement of sludge uneven distribution in three ditch oxidation ditchâ‘ the difference of sludge concentration in three ditch oxidation ditch is caused by the operation mode of three ditch oxidation ditch and the time distribution of each operation... -
Nov 22
2019Characteristics of activated sludge in three ditch oxidation ditch
Characteristics of activated sludge in three ditch oxidation ditchThe sludge age of the three ditch oxidation ditch is long, which is designed to be 26 days. The operation load is low, for example, the average sludge load of oxidation ditch in 1996 i...
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