Commencement of the recycling project for associated gas resources at the Yanchang Petroleum Field

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Commencement of the Yan’an Petroleum Field Associated Gas Resource Recycling Project / Author/Source: Date: 2016-09-28 Clicks: 11 On September 15, 2016, the Yan’an Petroleum Group’s project for recycling associated gas from oil fields officially started. The project is located in Yanchang County, Yan’an City, Shaanxi Province. The estimated total investment is 5.27 billion yuan. It adopts the route of producing acetylene from associated gas (natural gas) from oil fields, and will construct facilities for producing 40,000 tons per year of acetylene, 220,000 tons per year of formaldehyde (37%), 100,000 tons per year of BDO, 100,000 tons per year of ethylene glycol via oxalate production from syngas, 46,000 tons per year of PTMEG, a gas separation unit with a capacity of 49,000 Nm3/h (standard cubic meters per hour), an air separation unit with a capacity of 21,000 Nm3/h, as well as various supporting utilities and auxiliary facilities. The main raw materials for the project are 234 million Nm3/year of natural gas and 100,000 tons/year of methanol purchased from external suppliers; the main products produced are 50,800 tons/year of BDO, 48,500 tons/year of PTMEG, and 105,900 tons/year of ethylene glycol.