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On November 27, Qiaoyuan (Deyang) Gas Co., Ltd. released the latest update: the overall progress of the air separation production line project located in the De’ya Industrial Park in Mianzhu City has exceeded 80%. The factory building has been fully covered; interior work, equipment installation, and utility system setup are all being carried out simultaneously. Completion is scheduled for the end of December, after which the facility will enter trial production. The project began construction in August of this year, and the main construction phase was completed in just 4 months, once again demonstrating the speed of \"Mianzhu-style service\". Phase 1 of the project covers an area of 66.05 mu, with a total investment of 310 million yuan. It is implemented in two stages: In Phase 1, a high-purity nitrogen air separation unit with a capacity of 15,000 cubic meters per hour will be built, along with a backup system whose maximum gas supply capacity is 40,000 cubic meters per hour. This setup enables stable production of 15,000 cubic meters per hour of nitrogen and 60 cubic meters per hour of liquid nitrogen ; In the second phase, an additional high-purity liquid air separation unit with a capacity of 12,000 cubic meters per hour will be added, producing a range of products including liquid oxygen, high-purity liquid oxygen, nitrogen, liquid nitrogen, liquid argon, and crude krypton-xenon gas at a rate of 18 cubic meters per hour, thereby further improving the supply chain for high-end industrial gases in northwestern Sichuan.
[Common Issues in Haichuan Pipeline Design] – A compilation post; images and text are being updated. Feel free to join the discussion: https://bbs.hcbbs.com/thread-5705828-1-1.html (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
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【Ten Years of Rapid Development in Chemical Engineering Equipment】The submarine pipeline stability analysis software developed independently by CNOOC Engineering, 2862-2025, has obtained certification from the China Classification Society, filling a gap in this field. https://bbs.hcbbs.com/thread-5706988-1-1.html (Source: Haichuan Chemical Engineering Forum (HCBBS))
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