94results about How to "Effective pollution" patented technology

The invention relates to an all-in-one machine for repairing heavy metal contaminated soil. The all-in-one machine comprises an outer wall of a machine body, a soil feeding opening, a soil crushing device, a soil screening device, a soil leaching device, a soil discharge sloping hopper and support legs, wherein the outer wall of the machine body is a hollow quadrangular body cast by molten iron; the side length of the lower part of the machine body is greater than that of an middle and upper part; the soil feeding opening is in an inverted quadrangular frustum pyramid form, is welded by four iron sheets, is located at the top part of the outer wall of the machine body, and is welded with the outer wall of the machine body into a whole; the soil crushing device comprises an active crushing idler wheel and a slave crushing idler wheel; the soil screening device is located on the lower part of the soil crushing device, and is composed of a screen frame, a screen and a soil holding tank; and the soil leaching device is located on the lower part of the soil screening device, and comprises a leaching soil feeding opening, an eluting agent adding opening, a rotary inner roller, an outer roller, a water inlet, a water outlet and a drainage baffle plate.

The invention provides a photocatalyst paint composition, comprising 0.5-10wt% of photocatalyst, 5-15wt% of adsorbent, 5-10wt% of dispersing agent, 3-5wt% of binder, 0.5-3wt% of foaming agent, 10-30wt% of organic solvent and the balance of water. The paint composition is characterized in that the adsorbent is in a mixed powder structure in which the adsorbent is cladded by the photocatalyst. The photocatalyst paint composition can be applied to surface of interior wall material and can remove indoor air pollution for a long term, so as to create a safe and clean indoor environment for human.

An automatic tracing type solar generator belongs to the technical field of solar electric power generation, which comprises a chassis, a supporting structure with a rotating shaft, a light concentrating thermal-collecting device, an accumulator, a driving device and an automatic tracing controlling device, wherein the supporting structure is connected on the chassis through a first driving device, the light concentrating heat-collecting device is mounted on the rotating shaft of the supporting structure and is connected with the supporting structure through a second driving device, the driving motor and the automatic tracing type controlling device of the two driving devices are electrically connected, and the light concentrating heat-collecting device is electrically connected with the accumulator. The invention has good property and long service life. The automatic tracing type lighting system combines input ends of four sensing devices to judge the position, which increases judging accuracy. The circuit is simple and reliable, power consumption is low, and cost is greatly reduced compared with a single-chip processer tracker. The invention effectively utilizes solar, which is nonpolluting, no discharging, saves energy and protects environment. A light collecting cover can automatically turnover upwards, has the function of snow resistance, rain resistance and automatic protection, and effectively protects the damage of a motor.

The present invention uses the replaseable biosensor chip technology as core, and uses the related MEMS system formed from microreactor and microflow cell to make determination of environment pollution. After the harmfule molecule (for example influenza virus or SARS virus) is combined on the functional chip, said polluted molecule can store the information, and can release it in specific environment, and its released information is directly propertional to the polluted extent, so that it can implement the determination of environmental pollution.

The invention relates to an ultrasonic blockage removal technology and a blockage removal device which are used for clearing blockages formed in an oil well during oil extraction. The device is mainly composed of a well testing truck, a transmission cable, a high-power ultrasonic electric signal transmitter and an ultrasonic electro-acoustic transducer. High-power pulse electric oscillation signals generated by the vehicle-mounted high-power ultrasonic transmitter on the ground are transmitted to the piezoelectric ceramic electro-acoustic transducer on an oil layer through the special transmission cable, then converted into ultrasonic waves through the electro-acoustic transducer, and injected into an oil bearing formation, so that the physical property and flow state of fluid in the oil layer are changed, the circulating condition and permeability of the bottom of the well and a near-well oil layer are improved, blockages are removed, scale prevention and removal are achieved, paraffin control is achieved, oil production capacity is improved, the viscosity of crude oil is reduced, and then permeability and recovery efficiency can be improved, injection rate is increased, and injection allocation is achieved.

The invention provides an electronic component cleaning agent which comprises the following ingredients in percentage by mass: 50-75% of magnetic water, 2-14% of organic base, 15-35% of surfactant and 0.1-1.0% of chelator. The electronic component cleaning agent provided by the invention is low in cost, wide in raw material sources and high in cleaning capability. can effectively remove pollution of metal ions, can not damage the integrity of an electronic component, can not influence the current-illumination characteristic, electromagnetic characteristic, permeability, surface physical characteristic and other properties of the electronic component, and is environment-friendly and pollution-free. Thus, the electronic component cleaning agent can be widely used for cleaning in the manufacturing processes of electronic components, integrated circuits, PCBs (printed circuit board), liquid crystal displays and the like, and has a wide application range.

Provided are residential side-wall type pore plate air supply inlets. A side wall vertical air duct is arranged, a longitudinal partition plate is additionally arranged in the air duct, so that the stability of air flow hydraulic characteristics is ensured. The speed of air supplied into the side wall vertical air duct is reduced to about 2 m/s, and the side wall vertical air duct is made to play a role of approximately a plenum chamber. The pore plate air supply inlets are evenly formed in a panel on the side, facing the indoor, of the side wall vertical air duct. In order to further evenly distribute air flow, transverse partition plates are arranged in the position with a certain distance to the panel provided with the air supply inlets in a sectional mode, and the velocity filed and the temperature field of discharged air flow can be evenly distributed. The shortcoming that a conventional diluted type air flow distribution cannot effectively remove indoor pollutants is overcome; treated fresh air flow can be pushed to a doorway evenly along a fracture surface of a room under the action of differential pressure between the air supply inlets and air discharge outlets, and is discharged through air discharge outlets formed in a corridor or a bathroom, and a similar-to-displacement type stable and even airflow field is formed; indoor pollutants of all varieties can be effectively eliminated; and a user can feel more comfortable in the fresh and clean airflow field, and the whole system is environmentally friendlier and saves energy.

The invention discloses a salmonella typhimurium bacteriophage T156 and application thereof. The bacteriophage is a broad-spectrum type, can split salmonella and a drug-resistant strain thereof, and is identified as a caudal bacteriophage long-tail bacteriophage family; and the bacteriophage T156 has stable titer with the pH of 3-12 and the temperature of 30-50 DEG C. The bacteriophage provided bythe invention can be used for effectively controlling salmonella typhimurium ATCC 13311 in a food sample, and has the characteristics of high specificity, no residue and safety compared with antibiotics and chemical preservatives.

The invention aims to provide a product for clearing away the lung-heat and a preparation method thereof. The product comprises the following components in part by weight: 32 to 38 parts of figwort root, 22 to 28 parts of loquat leaf, 22 to 28 parts of platycodon root, 8 to 13 parts of anemarrhena and 3 to 8 parts of liquoric root. The product achieves the aims of clearing away toxin in the lung and removing lung heat through the special combination of natural Chinese medicinal herbs, and simultaneously, the product can relieve cough with excessive sputum, enhance the immunologic function of the lung and strengthen a respiratory system, so that a series of lung diseases are prevented fundamentally; and the preparation method for the product has the advantages of simpleness and stable process conditions, and is suitable for large-scale industrial production.

The invention discloses an anti-noise moving object detecting method based on frequency domain processing and belongs to the field of digital image processing. The anti-noise moving object detecting method comprises the steps that firstly, two-dimension Fourier transform projection is conducted on a collected image, so that image frequency domain information is obtained; secondly, through a low-pass filter, the low-frequency portion of a frequency spectrogram is selected and processed; finally, according to the change tendency of the low-frequency frequency spectrum of a front image and a rear image of the image, a moving target is selected out through a frequency spectrum energy function. After frequency domain change and low-frequency selection, noise information at the high frequency is effectively filtered out, so that the moving object detecting method has the anti-noise performance, and the moving object existing in the noise background can be accurately extracted.

The invention provides an in-situ thermal treatment, gas phase extraction and permeable reaction wall combined device for remediating organic polluted soil. The device comprises an in-situ thermal assembly, a gas phase extraction assembly and a permeable reaction wall assembly, wherein the in-situ thermal assembly comprises a plurality of electromagnetic heating assemblies which can be drilled ina polluted soil area; the gas phase extraction assembly comprises a gas collecting cover which covers the polluted soil area; a gas pipeline is connected to a vacuum pump, and the vacuum pump is connected to an organic substance treatment device; the permeable reaction wall assembly comprises a plurality of cylindrical reaction columns and insulation walls which are arranged in the soil pollutingsubstance moving direction. According to the device, the in-situ thermal assembly, the gas extraction assembly and the permeable reaction wall are integrated for comprehensively treating in the organic polluted soil area, so that organic pollutants can be prevented from further transferring in the soil; the pollution range can be effectively controlled; the convenience of maintenance is ensured; secondary pollution is avoided; the reaction prospect is good; and the device can work normally in the polluted soil for a long time.

The invention relates to a high-effective ammonia gas remover and belongs to the field of air purification for sealed/semi-sealed environments. The ammonia gas remover is prepared by compounding toxic-free and environment-friendly raw materials comprising: a settling agent, a solubilizer, a neutralizer, a complexing agent, an antibacterial agent and deionized water. The ammonia gas remover is green and environment-friendly, wherein ammonia gas and amine substances are effectively removed through triple functions of absorption and neutralization, chemical complexing and liquid settlement; the ammonia gas remover is suitable for high ammonia gas and amine substance pollution incidence fields, such as rooms, offices, lavatories, hairdressing salons, livestock farms, etc. The ammonia gas remover can be sprayed in hand and also can be used in an ultrasonic humidifier, a humidifying purifier and the like.

The invention discloses an ecological restoration method for a steep lakeside zone of a polluted lake with shallow water type bottom mud. The method comprises the steps: ecological desilting is carried out on a selected lakeside zone, then removed bottom mud is used for reinforcing a lake embankment nearby, an ecological revetment structure is constructed according to 'code for design of levee project', land area plants, emergent aquatic plants, submerged plants and other plants are planted for phytoremediation, meanwhile, wave dissipation protection is set, the plants are protected, and dailymaintenance is kept. Ecological desilting and lakeside restoration are combined, near-shore bottom mud pollution of slope protection is degraded, sludge is disposed nearby, timber pile and natural revetment is implemented, the land area plants are planted to stabilize embankments, the emergent aquatic plants, submerged plants and other plants are planted to reduce pollution, water and soil conservation is carried out, a complete ecological community is formed, and lakeside zones are effectively restored.

The invention relates to a medical treatment instrument and discloses a colonic lumen series isolating membrane. The isolating membrane is tubular; a first annular airbag integrally connected with the isolatingmembrane is arranged at the lower end of the isolating membrane; a second annular airbag and a longitudinal airbag are arranged on the isolating membrane; the longitudinal airbag is communicated with the first annular airbag and the second annular airbag; a connecting part is arranged at the upper end of the isolating membrane. The tubular isolating membrane has isolation and protection effects on colonic anastomotic stoma in the colonic lumen; the contents (excrements) of the colonic lumen after operation move through an isolating membrane cavity, so that the excrements are prevented from being in contact with anastomotic stoma tissues, the anastomotic stoma is effectively protected from being polluted, the tension of the excrements in the colonic lumen on the anastomotic stoma is reduced, the healing of the anastomotic stoma is facilitated, and the occurrence of anastomotic fistula is reduced; the purpose of carrying out focal excision and anastomosisin the stage I under the circumstance that the bowel preparationis in no condition to be effectively performed for complete intestinal obstruction and the like caused by emergency treatment of left colon rupture or colon tumor due to war injury is achieved.

The invention discloses a method for improving saline-alkali soil by utilizing beneficial microbial bacteria. The method comprises the following steps: domesticating the beneficial microbial bacteria and inoculating into a mixture of biocarbon, peat moss, maize cobs and coco coir; scattering the mixture of the biocarbon, the peat moss, the maize cobs and the coco coir into soil needing to be improved; then enabling the soil to be subjected to deep ploughing to reach the depth of 20 to 30cm and evenly mixing, then watering the soil to ensure that the moisture content of the soil is not less than 30 percent, and finally covering a fresh-keeping film for 10 to 15 days; uncovering the fresh-keeping film every two days, watering the soil of 100 to 200kg/mu and then ploughing the soil again; finally covering the fresh-keeping film again. According to the method disclosed by the invention, the beneficial microbial bacteria are inoculated into the mixture of the biocarbon, the peat moss, the maize cobs and the coco coir after being domesticated, and the mixture of the biocarbon, the peat moss, the maize cobs and the coco coir is used as an dependent matrix of the beneficial microbial bacteria, so that the activity of the microbial bacteria can be effectively improved, and the quantity of bacterial flora of the beneficial microbial bacteria is increased; moreover, the mixture is scattered into the saline-alkali soil needing to be improved again, so that the activity of the saline-alkali soil can be effectively improved.

The invention discloses a coal mine down-hole drill hole water jet negative-pressure dedusting device, which comprises a guide hood, a guide hose, a negative-pressure dedusting pipe, a fog-spray nozzle, a high pressure water inlet pipe, a three-way pipe, wherein the guide hood is provided with an inlet, an outlet and a drill rod through hole; the outlet of the guide hood is connected with the guide hose and the negative-pressure dedusting pipe in turn; the water outlet of the high pressure water inlet pipe extends into the negative-pressure dedusting pipe; the water outlet of the high pressure water inlet pipe is connected with the fog-spray nozzle; the high pressure water inlet pipe is fixedly connected with the pipe wall of the negative-pressure dedusting pipe; the water inlet of the high pressure water inlet pipe is communicated with a down-hole high pressure water pipe; the high pressure water inlet pipe is connected in series with the three-way pipe and a water inlet valve; another inlet of the three-way pipe is connected with a high pressure air inlet pipe; an air intake valve is arranged on the high pressure air inlet pipe; the high pressure air inlet pipe is communicated with a down-hole high pressure air pipe; the bottom at the rear end of the negative-pressure dedusting pipe is provided with a drain hole; and the drain hole is communicated with a drainage hose.

The invention discloses a chemical transport vehicle. The chemical transport vehicle comprises a closed carriage and a vehicle head, wherein an isolation area is arranged between the closed carriage and the vehicle head, hooks are fixedly connected inside the isolation area, a ceramic anti-explosion net is arranged on the side face, close to the vehicle head, inside the isolation area, and front wheels are installed at the bottom of the vehicle head. The chemical transport vehicle is provided with the isolation area, the ceramic anti-explosion net, a sponge body, water seepage holes, a liquidcollecting tank, an exhaust fan and a gas purifying box, a cab of the vehicle head is away from the carriage, when the closed carriage is fired or exploded, the safety of the vehicle head is effectively protected in cooperation with the ceramic anti-explosion net, leaked liquid is absorbed and collected in time, and it is avoided that the liquid is leaked out of the vehicle to pollute on the environment; air of the closed carriage is changed through the exhaust fan, gas is subjected to secondary purification through the gas purifying box, toxic gas in air is effectively removed, and the chemical transport vehicle is suitable for different working conditions, and brings better application prospects.

The invention discloses a processing method of molybdenum mineral dressing waste water. The processing method comprises following steps: 1, molybdenum mineral dressing waste water is introduced into apre-precipitation pool for precipitation so as to obtain pre-precipitation pool bottom sludge and a pre-precipitation pool supernatant; 2, the pre-precipitation pool supernatant is introduced into aflat ceramic membrane pool, and a flat ceramic membrane assembly is adopted for purifying to remove small particles and reduce the turbidity of produced water; 3, unfiltered waste water in the flat ceramic membrane pool is introduced into a reaction pool through a pipeline for reaction; and 4, waste water from the reaction pool is introduced into a precipitation pool for precipitation so as to obtain a precipitation supernatant and a precipitation pool bottom sludge. According to the processing method, the flat ceramic membrane is adopted for processing of molybdenum mineral dressing waste water, so that small particles can be removed with high efficiency, the turbidity of produced water is low, the technology is stable, waste water amount is reduced greatly, the adding amount of medicinesis low, operation cost is reduced greatly, precipitation pool equipment size and occupied land area are reduced at the same time, and investment cost is reduced.

The present invention discloses an efficient and environmental-protection liquid crystal display screen cleaning agent, which comprises the following raw materials by weight: 36-44 parts of fatty alcohol polyoxyethylene ether, 18-25 parts of metasilicate, 16-20 parts of glycerol, 8-14 parts of amine alkali, 15-35 parts of a surfactant, 6-9 parts of a chelating agent, and 50-75 parts of deionized water. Compared to the liquid crystal display screen cleaning agent in the prior art, the liquid crystal display screen cleaning agent of the present invention has advantages of low cost, wide raw material source, strong cleaning capability, less consumption, effective metal ion pollution removing, environmental protection and no pollution, cannot damage the integrity of the liquid crystal display screen, and cannot not affect the photoelectric property, the electromagnetic property, the permeability, the device surface physical properties and other performances.

The invention relates to the technical field of water pollution control, and discloses a preparation method of a microbial preparation for treating water pollution. The preparation method comprises the following steps: 1) 10-15 parts of denitrifying bacteria, 10-15 parts of nitrifying bacteria, 10-15 parts of white rot fungi and 8-10 parts of bacterial algae are sequentially taken, and are placedin a stirring container, 50-100 ML of water is taken and is poured into the stirring container, and the obtained liquid in the stirring container is heated and stirred until all the materials in the stirring container are completely fused for later use; and 2) 3-5 parts of a biodegradation aid and 3-5 parts of an organic pollutant decomposition agent are sequentially placed in the stirring container in step 1), and all the above materials are stirred until sufficient mixing in order to prepare a microbial mixed solution. The adding the denitrifying bacteria, the nitrifying bacteria, the whiterot fungi and the bacterial algae are added in the preparation method of the microbial preparation for treating water pollution, so the microbial preparation can effectively reduce harmful componentsin the polluted water source and improve the recycling of the water resources, and is conducive to saving the resources.

The invention discloses a method for manufacturing a heat insulation gas storage bag by waste plastic bags. A gas storage bag 17 is arranged and filled in a unit cavity 40 of a storage cavity 39 arranged in a heat insulation module 38, and carbon dioxide is filled inside the gas storage bag 17. The method has the advantages that the waste plastic bags are effectively utilized, meanwhile, the carbon dioxide is sealed and stored, the heat insulation and sound isolation performance of the heat insulation module 38 is improved, and in addition, the fire protection guarantee is provided for the heat insulation module. The method provides an effective technical means for reducing the carbon dioxide pollution in atmosphere and utilizing white garbage.

The invention relates to a comprehensive treatment method of aquaculture sewage. The comprehensive treatment method includes: allowing the aquaculture sewage generated by an aquaculture pond to pass a grille and then enter a precipitation and filtration tank from the water outlet of a sewage collecting tank through a pipeline; evenly mixing the fermentation liquor of spirulina metabolite, enteromorpha prolifera powder and the like and sweet potato powder according to the mass ratio of (12-15):(2-3):(5-6) to obtain a mixture; adding the mixture into the precipitation and filtration tank, stirring, standing for 2-3 hours, filtering the upper-layer seawater in the precipitation and filtration tank through a filtering screen, and pumping the filtered seawater into the aquaculture pond for aquaculture, wherein the mass ratio of the mixture to the aquaculture sewage is 1:(100-150); allowing sludge precipitated to the bottom of the precipitation and filtration tank to enter sludge drying equipment through a sludge pump, dewatering the sludge, and using the dewatered sludge as fertilizer for a seawater pond or as farmland fertilizer after being desalted. The comprehensive treatment method is capable of effectively degrading aquaculture pollution, low in cost and capable of reasonably utilizing the aquaculture sewage.

It relates to a nanometer iron powder production. It solves the problem of mediocre quality of the additive to result of poor coating of the paint. In 10DEG C-25DEG C temperature, quickly cutting nanometer metal grain to generate powder, forming oxidized layer at the surface of the metal powder grain by the filled oxygen, filling inert gases like N and He in the high temperature tunnel oven, permeating inert gas to the oxidization layer of the metal powder material, forming a thin oxidization prevention layer with thickness of 2nm-3nm. It dissolves poisonous gas in the air, good hydrophobicity, easy to be washed, strong adhering force, and antifreezing ability.