Dalian Preet Chemical Technology Co., Ltd

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Dalian Preet Chemical Technology Co., Ltd. is a high-tech enterprise established in January 2005, funded jointly by the Chinese Academy of Sciences, the Dalian Institute of Chemical Physics, and individual investors. It relies on the patented industrial gas purification technology developed by the Dalian Institute of Chemical Physics and owned by the Chinese Academy of Sciences as its core technical foundation. Corporate culture – Unity, teamwork, pragmatism, integrity, and friendliness. The industries in which the company operates include chemicals, petrochemicals, natural gas, metallurgy, oil refining, catalysts, and additives. The company’s key products:
Series of desulfurization technologies: 3018 High-sulfur-capacity dry desulfurizer and related technology; 3019 One-step COS removal desulfurizer and related technology; 3119 One-step CS2 and H2S removal desulfurizer and related technology; 3219 One-step removal of thiols, thioethers, and hydrogen sulfide desulfurizer and related technology; 3319 Specialized desulfurizer for refined treatment of sulfides and related technology; 3419 Integrated desulfurizer for removing carbonyl sulfide, thiols, and hydrogen sulfide and related technology.

Series of deoxygenation (dehydrogenation) technologies: O-345 High-efficiency palladium-based deoxygenator and related technology; O-346 Deoxygenator resistant to high-concentration CO gases and related technology; H-845 Dehydrogenation catalyst and related technology.

Series of denitrification technologies: T-347-A Catalyst for energy recovery during combustion and NOx removal and related technology; T-347-B Catalyst for selective ammonia reduction to remove NOx and related technology; T-348 Catalyst for deep selective ammonia reduction to remove NOx and related technology; N-847 Catalyst for selective ammonia reduction to remove NOx and related technology; DN-9011 Catalyst for selective ammonia reduction to remove NOx and related technology.

Series of methanization technologies: M-348 Active, non-uniformly distributed methanization catalyst for producing city gas; M-349 Methanization catalyst for converting coal into synthetic natural gas and related technology.

Other application technologies: T-341 Active, non-uniformly distributed catalyst for selective hydrogenation of ethylene to remove acetylene; T-349 Catalyst for catalytic combustion of organic waste gases for purification (including catalysts for removing hydrocarbons from food-grade CO2).

Complete process equipment: Complete sets of equipment for purification processes; Turnkey services for gas purification technology.

Technical consulting services: Gas purification technology; Environmental engineering technology; Joint development of process technologies