DKT Energy Technology

National High-Tech Enterprise; Sichuan Provincial Enterprise Technology Center; Class B Qualification For Chemical Engineering Design; Class A Qualification For Environmental Pollution Prevention And Control; Pressure Pipeline GC1 Design Qualification

07

2010-12

Coal-to-gas, methanol cracking gas pressure swing adsorption hydrogen production technology and equipment

In recent years, China’s coal chemical industry has been thriving, with continuous breakthroughs in technological innovation and process optimization. The number and scale of facilities for producing high-purity hydrogen from coal as feedstock have been steadily expanding. The typical process flow comprises oxygen-enriched continuous gasification, syngas desulfurization, carbon monoxide shift conversion, and pressure swing adsorption (PSA) for decarbonization and hydrogen purification. Our company is capable of supplying complete coal-to-hydrogen plants as well as individual process units.

2010-12-07

06

2010-12

Pressure Swing Adsorption for CO2 Removal from Calcium Carbide and Yellow Phosphorus Off-Gases

The company employs specialized process technologies and its proprietary, high-performance adsorbents to purify yellow-phosphorus tail gas, enabling the production of high-value-added products such as sodium formate, formic acid, oxalic acid, and methanol. The technology is state-of-the-art, with outstanding performance metrics.

2010-12-06

03

2010-12

CO2 Recovery from Lime Kiln Gas, Flue Gas, and Fermentation Gas; Food-Grade CO2 Production Technology and Equipment

Carbon-dioxide-rich gas streams such as lime-kiln gas, flue gas, and fermentation gas typically operate at low pressures. By employing Dacot’s low-pressure pressure-swing adsorption (PSA) technology for carbon dioxide recovery, these streams can be concentrated, further purified, and liquefied to produce industrial-grade or food-grade carbon dioxide products.

2010-12-03

03

2010-12

Desulfurization, purification, and hydrogen recovery technologies and equipment for coal gas and coke oven gas

Our company has independently developed the DKT-6 active catalyst and adopted a wet oxidation desulfurization process that absorbs H2S from fuel gas and coal gas at ambient temperature, eliminating the need for thermal regeneration and enabling the co-production of sulfur. This process features low operating costs and reduced overall energy consumption. It exhibits broad compatibility with varying H2S concentrations in the feed gas, and a single-stage desulfurization step can ensure that the H2S content in the purified gas is below 100 mg/Nm³; moreover, depending on requirements, it can even reduce H2S levels to as low as 50 mg/Nm³.

2010-12-03

03

2010-12

Natural gas sweetening to remove C₂ and heavier hydrocarbons

Our company employs pressure swing adsorption technology to remove C₂ and heavier hydrocarbons from natural gas, achieving removal of impurities other than methane to levels below 100 ppm in a single step, thereby facilitating the fine chemical utilization of natural gas.

2010-12-03

03

2010-12

Technology and Equipment for CO2 Removal and Methane Recovery from Oilfield Associated Gas and Natural Gas

Our company has developed a novel, proprietary adsorbent that effectively removes carbon dioxide from associated gas in oilfields. The recovered methane meets the specifications for pipeline transportation, and the CO₂ removal efficiency exceeds 98%, enabling its direct application in enhanced oil recovery. This approach not only reduces separation costs and lowers CO₂ emissions but also purifies the methane.

2010-12-03

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Sichuan DKT Energy Technology Co., Ltd.( A subsidiary of Hydrexia (China))