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Company SHANDONG LONGANTAI ENVIRONMENTAL PROTECTION SCI-TECH CO.,LTD
Country China
Products Water-supply and sewage-disposal services
Consulting and engineering services
Hall 6
Booth D78
Website www.longantai.com
Introduction Shandong Longantai Environmental Protection Technology Co., Ltd. was founded in 2005, national high-tech enterprises, national specialized special new "little giant" enterprises, gazelle enterprises in Shandong Province, provincial specialized special new enterprises, invisible champion enterprises, provincial "one enterprise one technology" R & D center. The company integrates R&D, manufacturing, process design, project construction and water operation, focusing on industrial wastewater, providing high-value solutions and key equipment for the market.

Products

Microchannel catalytic oxidation intelligent integrated equipment
The microchannel catalytic oxidation intelligent integrated equipment integrates the microchannel continuous flow application technology and the high-efficiency electrocatalytic oxidation technology. Through the refined design of the original and special new equipment integrating new materials, new processes and new technologies, it can achieve high flux, high-speed mass transfer between pollutant particles, and high time-space conversion with low energy consumption. The microchannel is accompanied by the in-situ generation of active hydrogen, active oxygen, active hydroxyl radicals and other strong oxidizing substances, The catalytic oxidation treatment of various complex components such as benzene series, halogenated hydrocarbons, phenols, monocyclic aromatic hydrocarbons, polycyclic aromatic hydrocarbons, heterocyclic hydrocarbons, pyridines and so on in the membrane concentrate with stable structure can achieve ring breaking and chain removal, and achieve complete and fine degradation of high concentration, high salt, toxic organic pollutants in a very short time.
Multiphase catalytic fenton reactor
Multiphase catalytic Fenton reactor is a new technology that utilizes the fluidized bed mode to allow most of the trivalent iron generated by the Fenton method to crystallize or precipitate on the surface of the fluidized bed carrier. It combines homogeneous chemical oxidation (Fenton method), heterogeneous chemical oxidation (H2O2/FeOOH), fluidized bed crystallization, and the reduction and dissolution of Fe(OH)3. The series of multiphase catalytic Fenton reactors produced by Longantai Company have significantly improved the traditional Fenton oxidation method. They can reduce the generation of large amounts of chemical sludge produced by the traditional Fenton method and adjust the removal of COD by adjusting the dosage of hydrogen peroxide, effectively controlling the COD discharge concentration of wastewater.
Catalytic ozone oxdation reactor
A catalytic ozone oxidation reactor is an ideal equipment for treating industrial wastewater. The series of catalytic ozone oxidation reactors produced by Longantai Company feature uniform water distribution and aeration, convenient operation and maintenance, and safe and reliable operation. The supporting equipment is comprehensive, with mature production and operation experience, and can be installed and used as a complete set. They come in various specifications and types, offering strong flexibility. Equipped with an online monitoring system, they achieve more flexible and efficient operation and management. By using the self-developed LCO ozone type I catalytic filler, the efficiency of ozone oxidation can be increased by 2-4 times, reducing operational costs.
Micro-electrolysis catalytic reactor
The micro-electrolysis catalytic reactor can be widely used in the pretreatment and advanced treatment of high-concentration refractory organic wastewater. The series of micro-electrolysis catalytic reactors produced by Longantai Company are necessary equipment to ensure the normal operation of micro-electrolysis technology. The detailed design of this equipment ensures more thorough micro-electrolysis reactions, avoids the drawbacks of weakening intensity and crushing of the bottom fillers, prevents acid corrosion to extend the service life, and maintains lasting appearance and color. Equipped with an online pH control system, it ensures the efficient and stable operation of micro-electrolysis catalytic reactions, saving operating costs.
Electrolytic catalytic reactor
The electrolytic catalytic reactor is an efficient and practical treatment device developed to address the challenges of high-concentration, difficult-to-degrade wastewater and biochemical non-compliance. It is mainly used for the treatment of high-concentration, high-salinity, and high-COD wastewater, as well as for the deep treatment of wastewater after biochemical processes.
The series of electrolytic catalytic reactors produced by “Longantai Enviro” mainly consist of a power control cabinet and an electrocatalytic oxidation reactor, supplemented by a water pump for lifting. With the assistance of an external power supply, the equipment achieves thorough and precise degradation of toxic and harmful substances in high-salt and high-concentration wastewater in a short period.
Integrated equipment for domestic sewage treatment
Integrated equipment for domestic wastewater treatment combines a primary sedimentation tank, first and second-stage contact oxidation tanks, secondary sedimentation tank, and sludge tank into a single unit. The series of integrated equipment produced by Longantai Company integrates the advantages of contact oxidation and activated sludge methods while overcoming their drawbacks. It is an efficient sewage purification device that can be buried underground, eliminating the need for complex surface construction, insulation, and other processes.
High-efficiency anaerobic reactor
High-efficiency anaerobic reactor is a system where wastewater flows from bottom to top in the reactor, pollutants are adsorbed and degraded by bacteria, and purified water flows out from the top of the reactor. The series of high-efficiency anaerobic reactors produced by “Longantai Enviro” evenly distribute sewage to the bottom of the reactor through special water distributors, initiating the anaerobic fermentation process. Organic matter in the sewage is decomposed by anaerobic microorganisms, producing biogas. At the top of the reactor, biogas is collected through a gas-liquid-solid three-phase separator, while solid and liquid waste is further treated or discharged.
High density sedimentation tank
Micro-nano dissolved air flotation, DAF
The dissolved air flotation (DAF) machine introduces or generates a large number of fine bubbles into the water, forming a three-phase mixture of water, air, and removed substances. The series of DAF machines produced by Longantai Company can evenly attach bubbles to suspended particles, causing agglomerates with a density lower than water to float to the surface, thereby separating water and suspended solids. This process
Defluorination integrated machine
Low temperature desalination technology
Smart water system
Microelectrolysis Catalysts
The micro-electrolysis catalyst is a type of multi-catalytic oxidation catalyst developed specifically for the characteristics of difficult degradation and biochemical treatment of organic wastewater. The series of micro-electrolysis catalysts produced by “Longantai Enviro” have obtained national invention patents and are invented by Chinese inventors of this new type of micro-electrolysis catalyst. It is produced by integrating multi-metal alloy fusion catalysts and adopting high-temperature microporous activation technology, belonging to a new type of non-plate structure micro-electrolysis catalyst. When applied to wastewater, it can efficiently remove COD, reduce color, and improve biodegradability, ensuring stable and long-lasting treatment effects.
Ozone Oxidation Catalysts
Ozone catalysts are specially developed catalysts designed to enhance the efficiency of ozone oxidation. The series of ozone catalysts produced by Longantai Company utilize composite porous materials as carriers, incorporating various rare metal oxides and transition metal oxides as catalytic components. Refined through multiple processes, these catalysts improve stability and significantly enhance ozone oxidation capabilities. They are characterized by high catalytic activity and long service life, making them the ideal catalyst for the next generation of ozone catalytic oxidation.
Fenton Catalysts
Fenton catalysts are specifically developed tao address the narrow pH range and high sludge production issues associated with traditional Fenton technology. The series of Fenton catalysts produced by Longantai Company utilize porous composite materials as carriers, incorporating various precious metals, rare earth metal oxides, and transition metal oxides as catalytic components. Refined through multiple processes, these catalysts enhance the generation of hydroxyl radicals, prevent the formation of iron sludge, and reduce secondary pollution. They are characterized by high catalytic activity and long service life.
Composite Electrode Plate
"Composite electrode plate" is an efficient anode electrode developed for the treatment of high-concentration refractory wastewater and non-compliance with biochemical standards. The composite electrode plate produced by Longantai Company is based on a highly stable titanium substrate, with various catalytic components applied to the surface through complex processes, including rare metals and noble metals, providing high oxidation-reduction potential and outstanding catalytic performance. Longantai Enviro's series of composite electrode plates have been successfully applied in industries such as chlor-alkali, hypochlorite generators, electrodialysis, organic electrolysis, organic wastewater treatment, seawater electrolysis, and brine electrolysis.
Dual-culture coupled nitrogen removal plate
Strengthen phosphorus removal catalysts
Phosphorus removal filter media is a highly promising product for wastewater phosphorus removal. Produced by Longantai Enviro, the phosphorus removal filter media has a porous mesh-like structure with a larger surface area. Inside the filter media, special nano-active ingredients are added, providing more phosphorus-active adsorption sites and slowly releasing functional ions. This facilitates the comprehensive binding of phosphorus, forming harmless phosphate precipitates, and effectively removes phosphorus elements from wastewater, with a removal rate of over 95%.
Autotrophic denitrification filler
Biological denitrification bacteria
CO removal catalyst
Desulfurization catalyst
VOCs removal catalyst
Ozone exhaust gas destruction catalysts
Activated/Inert alumina
Longantai company’s activated alumina products have abundant micropores, large surface area, high strength, low abrasion, resistance to softening in water immersion, no expansion, no pulverization, and no cracking. They can be used as chemical catalyst carriers, catalysts, adsorbents, and desiccants.
Activated alumina products serve as noble metal catalyst carriers in areas such as automotive exhaust treatment, industrial waste gas treatment, and organic chemical synthesis. They act as oxide catalyst carriers in organic wastewater treatment, catalytic oxidation reactions, and catalytic cracking. In acid-catalyzed reactions like esterification, acid hydrolysis, and isomerization, they function as acidic catalyst carriers. They serve as hydride catalyst carriers in hydrogen storage and release reactions, and in fuel cells, they can be utilized as fuel cell catalyst carriers.

Molecular sieves products

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