32results about How to "Strong water purification ability" patented technology

The invention discloses a filling material for ecological storage-detention and purification measures of urban road rainwater. The filling material consists of the following components: sandy loam, coarse sand, vermiculite, perlite and turfy soil. The filling material can achieve relatively good water-permeability, water-retention and water-purification effects on the road rainwater, is beneficial for the growth of plants, is low in cost and relatively high in localization degree, is easy to obtain, and is relatively high in comprehensive benefit. The filling material disclosed by the invention can be used for providing the basis for filling material selection of domestic road rainwater management measures, and has important significance of increasing the water quantity and water quality treatment effects of source road rainwater management measures and promoting the application of a road rainwater management technology.

The invention discloses an attapulgite clay / polyanion / polystyrene composite particle and a preparation method thereof. Polystyrene microspheres are used as a carrier, the polyanion modified by the attapulgite clay covers the surface of the polystyrene microsphere to obtain a core-shell structure of the polyanion-polystyrene microsphere, and then the composite particle integrating the conductivity and the heavy metal ion adsorbability is prepared. The prepared composite particle is high in heavy metal ion adsorbability, the application effect of the polystyrene microspheres in the field of water purification can be enhanced, and the water purification effect is remarkable; and meanwhile, the surface of the composite particle has conductivity, so that the problems of fire potential danger caused by the static electricity during the transportation and pre-processing process of the ordinary polystyrene microspheres can be solved, and the attapulgite clay / polyanion / polystyrene composite particle is safer when used as a building insulated material and a packing material.

The invention discloses a coastal zone plant combination planting system adaptive to water level change. The coastal zone plant combination planting system adaptive to water level change comprises a grass planting area, an emergent aquatic plant area and several ecological floating beds, which are arranged in sequence; the grass planting area is composed of an area between the highest water levelof a river or lake and a shore top; the emergent aquatic plant area is composed of a bank slope between the lowest water level of the river or lake and the highest water level; and the moving direction and the moving range of the ecological floating beds are limited through a connecting rod system fixed in the emergent aquatic plant area. According to the coastal zone plant combination planting system adaptive to water level change in the invention, due to the three-stage water purification system including ecological floating beds, the emergent aquatic plant area and the grass planting area,coastal zone runoff sediment and water body pollutants can be effectively decreased; the flow direction and the flow speed of a water body in a coastal zone also can be changed; therefore, the systemis adaptive to water level change of the river or lake; and dissolved oxygen of the water body in the coastal zone is increased. The coastal zone plant combination planting system adaptive to water level change in the invention is simple in structure; the shape of the coastal zone is not changed; assembly type construction is easily carried out; the landscape effect is good; and simultaneously, the coastal zone plant combination planting system adaptive to water level change also has the advantages of being low in construction cost and convenient to popularize.

The invention relates to a method for removing bromide ions out of bromide ion-containing drinking water. The method is characterized by comprises the following steps of: before the bromide ion-containing drinking water is treated by using an ozone-biologic activated carbon process, adding 0.5-1mg / L potassium permanganate into raw water, preoxidizing for 3-5 minutes, and then sequentially adding 12-18mg / L polymeric aluminum by Al and 8-12mg / L ferric trichloride by Fe for coagulating, wherein the mass concentration ratio of polymeric aluminum to ferric trichloride is 3:2. The method is simple to operate and safe and reliable, the bromide ion content (100-100mu g / L) of the raw water is reduced by 45-70%, and the purpose of controlling the bromine disinfection by-product generation in the later ozonation bromate and disinfection period is reached; therefore, the method has wide application prospects.

The invention belongs to the technical field of oil and gas water treatment, and discloses a flotation agent for oily sewage treatment and preparation method thereof, first mixing organic polyamine and organic acid by certain proportion, reacting and resulting in amide A under certain temperature; then mixing amide A and formic acid evenly by certain proportion; dropping the solution of formaldehyde after raising temperature and reacting; then mixing with sodium hydroxide solution and stirring, regulating PH then stilling and layering, removing the top layer oil and resulting in polyamide B; mixing polyamide B, 1, 4 dibromobutane, organic solvent, refluxing and reacting under certain temperature; mixing with halogenated and reacting still and resulting in viscous Gemini quaternary ammonium polymer C; mixing Gemini quaternary ammonium polymer C, long chain alkyl dimethyl benzyl ammonium chloride and organic solvent, stirring evenly and resulting in flotation agent. The dosage of the flotation agent in the invention is small, the foamability of the flotation agent is strong, the flotation agent has good flotation effect, and high oil removal rate, achieves good effect of water purification; the controllability of the preparation method is strong, the flotation agent is safe and environmentally friendly, and possesses universal applicability.

The invention discloses a method for ecological cultivation of gel production red algae and sea horse. The method comprises the steps of pond preparation, parent fish cultivation, seedling cultivation, juvenile fish cultivation, feeding management, seedling culture of gel production red algae, seedling hanging, cultivation of gel production red algae and daily management. According to the cultivation method, the habitat environment is provided for the sea horse by utilizing the gel production red algae, a macroalgae and aquatic animal artificial culture ecosystem with complementary ecological niche and functions is established through the full play of the powerful water quality purification capability and microbial flora structure adjusting function, the survival rate and growth rate of the sea horse can be improved, and a three-dimensional efficient ecological cultivation mode of mutual benefit and complementation between the algae and the aquatic animals is achieved.

The invention relates to a water purifying device for field use. The water purifying device for field use comprises a metal shell and a filter element. A base is arranged on the bottom of the shell, and a stretchy cylinder is arranged in the base. A piston is arranged in the shell and connected with a pull rod of the stretchy cylinder. A limiting block for limiting is arranged below the piston. The limiting block is provided with a first through hole matched with the pull rod and a second through hole used for installing the filter element. The shell is further provided with a water inlet located in the side wall of the upper portion of the shell and a water outlet tap located on the side wall of the lower portion of the shell. The base is further provided with a storage battery set. An exhaust hole is formed in the side wall, below the limiting block, of the shell, and an electromagnetic valve is arranged in the exhaust hole. When water using is not in hurry, raw water can be poured into the shell from the water inlet and is slowly purified by the filter element by means of gravity of the raw water; when water using is in hurry, the stretchy cylinder can drive the piston to move so that the raw water can be pressurized and the filtering and purifying speed can be accelerated; the device is high in water purifying capacity, reliability and one-time water purifying amount.

The invention discloses a filling material for ecological storage-detention and purification measures of urban road rainwater. The filling material consists of the following components: sandy loam, coarse sand, vermiculite, perlite and turfy soil. The filling material can achieve relatively good water-permeability, water-retention and water-purification effects on the road rainwater, is beneficial for the growth of plants, is low in cost and relatively high in localization degree, is easy to obtain, and is relatively high in comprehensive benefit. The filling material disclosed by the invention can be used for providing the basis for filling material selection of domestic road rainwater management measures, and has important significance of increasing the water quantity and water quality treatment effects of source road rainwater management measures and promoting the application of a road rainwater management technology.

The shower purification device with beauty function includes a cylindrical shell, and the two ends of the shell are respectively provided with water inlet pipe joints and water outlet pipe joints. The shell is filled with magnetic water purification layers and adsorption clean water in sequence from the water inlet pipe joints to the water outlet pipe joints. Layer and beauty care warm bath layer, between the water inlet pipe joint and the magnetic water purification layer, between the magnetic water purification layer and the adsorption water purification layer, between the adsorption water purification layer and the beauty care temperature bath layer, and between the beauty care temperature bath layer and the water outlet pipe joint A support protection layer is arranged between them, and the peripheral edge of the support protection layer and the inner wall of the shell are airtightly fitted. The invention has the advantages of simple structure, easy manufacture, convenient installation, simple and light structure, flexible and convenient use, good water purification effect, long service life, low price, can effectively remove residual chlorine, bacteria and other harmful substances in water, and has the advantages of running water, water purification and health care. function of water.

The invention discloses a sustainable capacitive deionization seawater desalination system, which includes multi-layer flow channels, wherein a top cover is installed on the top of the flow channels located at the top, and the structures of the flow channels located in the odd-numbered layers and the even-numbered layers are respectively the same, and the odd-numbered The laminar flow channel and the even-numbered layer flow channel are not connected to each other. The flow channel includes a flow bearing plate and a gasket. Both ends of the gasket are provided with electrode sheets. The gasket can be embedded in the channel of the flow bearing plate. There is at least one set of drainage gaskets on the gasket, a pair of water-proof gaskets distributed diagonally at the corners of the gaskets, and gasket flow channel holes are arranged on the gaskets outside the water-proof gaskets. The flow bearing plate is provided with a direct current hole corresponding to the gasket flow channel hole, and the flow channel hole is provided on the other diagonal of the flow bearing plate. The invention uses the gasket as the support of the flow channel, and uses the gasket to process the water diversion channel, which reduces the processing difficulty and cost of the CDI module, not only reduces the operation complexity, improves the water purification efficiency, but also saves the economic cost.

The invention belongs to the technical field of oil and gas water treatment, and discloses a flotation agent for oily sewage treatment and preparation method thereof, first mixing organic polyamine and organic acid by certain proportion, reacting and resulting in amide A under certain temperature; then mixing amide A and formic acid evenly by certain proportion; dropping the solution of formaldehyde after raising temperature and reacting; then mixing with sodium hydroxide solution and stirring, regulating PH then stilling and layering, removing the top layer oil and resulting in polyamide B; mixing polyamide B, 1, 4 dibromobutane, organic solvent, refluxing and reacting under certain temperature; mixing with halogenated and reacting still and resulting in viscous Gemini quaternary ammonium polymer C; mixing Gemini quaternary ammonium polymer C, long chain alkyl dimethyl benzyl ammonium chloride and organic solvent, stirring evenly and resulting in flotation agent. The dosage of the flotation agent in the invention is small, the foamability of the flotation agent is strong, the flotation agent has good flotation effect, and high oil removal rate, achieves good effect of water purification; the controllability of the preparation method is strong, the flotation agent is safe and environmentally friendly, and possesses universal applicability.

The invention relates to a method for producing liquid-phase solid film of film filtering tank for sewage treatment which comprises, the liquid phase solid state film filter tank being connected with an air-tight water-proof perpendicular steel cylinder, a horizontal duct steel cylinder is arranged parallel on the bottom of the liquid phase solid state film filter tank, the sewage water is cleaned through the filtration of the liquid phase solid state membrane.

The invention discloses a method for prompting ricefield eels to spawn in advance. The method comprises keeping the aquaculture water temperature between 15 to 35 DEG C and or throwing marsh pennywort into aquaculture water. According to the method for prompting the ricefield eels to spawn in advance, 2 to 4 months of the spawning time of the ricefield eels can be advanced than that under the natural conditions, so that seedling breeding in the current year can be achieved, seedlings can be provided in the current year, and the breeding cycle of the seedlings of the ricefield eels is reduced.

The invention belongs to the technical field of food processing and particularly relates to a wall-breaking food processor with a water purification function. A water inlet channel is formed in the bottom of a cup body, and a single-way valve is arranged in the water inlet channel; a water feeding system comprises a water tank and a water pump, a smart base is detachably arranged on a supporting base, and the water tank is arranged on the smart base; a containing cavity is formed between the smart base and the supporting base, a filter element sleeves the smart base and is located in the middle of the containing cavity, and a water outlet of the water tank is communicated with the portion, below the filter element, in the containing cavity; a main water suction pipe of the water pump is communicated with the portion, above the filter element, in the containing cavity, a main water outlet pipe of the water pump is communicated with the water inlet channel, and a gyromagnetic pipe is arranged on the main water outlet pipe; a branch water suction pipe communicated with the portion, below the filter element, in the containing cavity, is arranged on the main water suction pipe, a solenoid directional valve is arranged on the junction of the branch water suction pipe and the main water suction pipe, and a branch water outlet pipe communicated with the portion, above the filter element, in the containing cavity is arranged on the main water outlet pipe; a decompression valve is arranged on the branch water outlet pipe, and a sewage discharge pipe for discharging sewage penetratesthrough the bottom of the containing cavity.

The invention discloses an attapulgite clay / polyanion / polystyrene composite particle and a preparation method thereof. Polystyrene microspheres are used as a carrier, the polyanion modified by the attapulgite clay covers the surface of the polystyrene microsphere to obtain a core-shell structure of the polyanion-polystyrene microsphere, and then the composite particle integrating the conductivity and the heavy metal ion adsorbability is prepared. The prepared composite particle is high in heavy metal ion adsorbability, the application effect of the polystyrene microspheres in the field of water purification can be enhanced, and the water purification effect is remarkable; and meanwhile, the surface of the composite particle has conductivity, so that the problems of fire potential danger caused by the static electricity during the transportation and pre-processing process of the ordinary polystyrene microspheres can be solved, and the attapulgite clay / polyanion / polystyrene composite particle is safer when used as a building insulated material and a packing material.