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【Haichuan Equipment Guessing Game】Why are there so many patches on this pipe? ?

2026-03-01View Original

Thread Content

The 【Haichuan Equipment Guessing】 series will continue to be updated in 2027 – all Haiyu friends are welcome to participate actively! https://bbs.hcbbs.com/thread-2079686-1-1.html (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
Reply #22026-03-01
The 【Haichuan Equipment Guessing】 series will continue to be updated in 2027 – all Haiyu friends are welcome to participate actively! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=2079686 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
Reply #32026-03-01
【3D Process Flow】Summary Post -- C5 Industry Chain https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5714338 (Source: Haichuan Chemicals Forum (Hua Hai Chuan Liu hcbbs))
Reply #42026-03-01
【Haichuan Spring Festival Tea House】Old items seen upon returning to one’s hometown – do you recognize them? (66) Simple and practical inventions to improve efficiency! ! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5714340 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
Reply #52026-03-01
【Haichuan Spring Festival Tea House】Old items seen upon returning to one’s hometown – do you recognize them? (67) Good tools for gathering firewood https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5714342 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
Reply #62026-03-01
[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/forum.php?mod=viewthread&tid=5705828 (Source: Haichuan Chemical Forum (Hua Haichuan Liu hcbbs))
Reply #72026-03-02
Thank you to the original poster for the selfless sharing; there were some mistakes though
Reply #82026-03-02
The corrosion is too severe to allow for welding repairs; therefore, an additional layer of steel plate has to be added
Reply #92026-03-02
【Ten Years of Rapid Development in Chemical Equipment】The pilot project for producing polyethylene wax on a scale of 100 tons using the ethylene synthesis method at the Shaanxi Coal Research Institute was successfully completed in just one attempt during the batch feeding phase, 3025–2026. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5714307 (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #102026-03-02
【Ten Years of Rapid Development in Chemical Equipment】3026–2026: China’s independently developed process technologies – The electronic-grade isopropanol new material project at Jinzhou Petrochemical comes online https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5714396 (Source: Haichuan Chemical Forum (HCBBS))

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