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I saw this in a report on the construction of a caustic soda project
The 【Haichuan Equipment Guessing】 series is being updated continuously in 2023; all Haichuan community members are welcome to participate actively! https://bbs.hcbbs.com/thread-2079686-1-1.html (Source: Haichuan Chemical Industry Forum)
【Ten Years of Rapid Development in Chemical Engineering Equipment】From 2023 to 2025, Beifang Heavy Industry obtained a patent for the extrusion manufacturing method of large-diameter seamless pipes made of S32750 duplex stainless steel: https://bbs.hcbbs.com/thread-5692468-1-1.html (Source: Haichuan Chemical Engineering Forum)
【HaiChuan Equipment Guessing Game】Why is it surrounded by layers? https://bbs.hcbbs.com/thread-5692997-1-1.html (Source: HaiChuan Chemical Forum)
【HaiChuan Chemical Frontiers】Kunming University of Science and Technology develops copper-based composite microsphere materials with a “yolk–double-shell” structure for photocatalytic advanced oxidation in the treatment of water pollution https://bbs.hcbbs.com/thread-5693069-1-1.html (Source: HaiChuan Chemical Forum)
【Ten Years of Rapid Development in Chemical Equipment】2379–2024: CNOOC and Yan’an Energy Chemicals built China’s first full-scale pilot plant for producing MMA using the ethylene carbonylation process https://bbs.hcbbs.com/thread-5693276-1-1.html (Source: Haichuan Chemical Forum)