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
current position:
Technology of Methane concentration from Coal mine gas to produce CNG/LNG

Technology of Methane concentration from Coal mine gas to produce CNG/LNG

Technology of Methane concentration from Coal mine gas to produce CNG/LNG


In order to maximize the utilization of gas resources, in view of the high oxygen and nitrogen content in low-concentration gas and the existence of safety problems, DKT has successfully developed a process technology for safe and effective separation and enrichment of methane in concentrated gas through years of technical research.Many invention patents has been authorized, and the technology has reached the international leading level. At present, the technology has achieved long-term and safe engineering applications in Yangquan Coal Industry, Shanxi Coal Group, Shaanxi Yuxiang, etc., and achieved significant economic, social and ecological benefits.



Technical features and advantages

µ The technology is advanced and mature , and the process flow is simple and highly safety

µ The appropriative adsorbent for methane and the special adsorbent for deoxygenation have high adsorption capacity and separation coefficient, and have the function of explosion suppression and explosion protection, which fully guarantees the safety of the methane concentration process.

µ The product of methane has high purity and yield

µ It is operation in normal temperature and low energy consumption

µ The device has high degree of integration and automation

µ The cost of methane enrichment is low and the economic benefit is high

Application field

T Coal mine gas, shale gas

T Methane purification in other methane-containing gas mixtures such as BOG gas, biomass gas, etc.

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Sichuan DKT Energy Technology Co., Ltd.

TEL:028-85256712 / 85248678


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ADD:Building 3, Area A, No. 1, Chengfei Avenue, Qingyang District, Chengdu City, Sichuan Province

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