English — Forum #336 (Page 9/51)

1. Jiangsu Hongjing New Materials’ 100,000-ton/year high-end polyolefin monomer plant using the three-ring tube ethylene oligomerization method and related supporting facilities project - HCBBS Forum
2. Global Engineering Consortium signs EPC contract for Xinjiang Tianli High-Tech’s 100,000 tons/year vinyl acetate project - HCBBS Forum
3. [Common issues in pipeline design] -- The layout of metal pipelines in petrochemical industries must meet the requirements - HCBBS Forum
4. Principle and Tuning of DVC6200 Digital Valve Positioner - HCBBS Forum
5. The 100,000-ton new material project of Panjin Sanli Zhongke uses the three-step process for MMA developed by the Dalian Institute of Chemical Physics - HCBBS Forum
6. Chengda Engineering has won the bid for the EPC general contract for the power station and waste heat recovery system of Guoneng Xinjiang Coal-to-Gas Co., Ltd.’s project to produce 2 billion cubic meters of coal-to-natural gas per year - HCBBS Forum
7. Contract signing for the EPC project of Yanneng Chemical’s 50,000 tons/year MTBE plant (including the butylene isomerization unit) - HCBBS Forum
8. Solution purification and impurity removal – ion exchange resin adsorption system; magnesium sulfate for removing nickel and cobalt - HCBBS Forum
9. 【HaiChuan Design Discussion】Right-angled overlap + diagonal reinforcement – is this connection method for grounding flat bars compliant or not? - HCBBS Forum
10. 【Common Issues in Haichuan Pipeline Design】10 Key Requirements for Pump Pipelines, 4 Types of Auxiliary Pipelines, and 3 Typical Arrangements - HCBBS Forum
11. 【History of Haichuan Chemical Industry】60 Years of the 14th Chemical Construction Company (VI) – Collective reassignment and transformation into a construction enterprise directly under the Ministry of Chemical Industry: the 14th Chemical Construction Company of the Ministry of Chemical Industry - HCBBS Forum
12. Bidding for Bid Section 1 of the foundation design work for the main plant of Jiujiang Petrochemical’s 3 million tons per year PTA project, worth 33.2 billion yuan, has been completed - HCBBS Forum
13. Advanced Mathematics, Volume 1 – 7th Edition, Tongji University, high-resolution version with table of contents - HCBBS Forum
14. 【Haichuan Chemical Engineering Review】How should the fire separation distances for storage tanks of liquid hydrogen, liquid ammonia, liquid nitrogen, and liquid oxygen be determined? - HCBBS Forum
15. Crystallization process - HCBBS Forum
16. Diagram of a 5,000-cubic-meter floating roof storage tank - HCBBS Forum
17. 【Ten Years of Rapid Development in Chemical Equipment】The largest carbonate production complex in China, with a capacity of 410,000 tons per year, was successfully commissioned at Fujian Baihong’s facility in 2995–2026 - HCBBS Forum
18. Tianjin Changlu Haijing Technology wins the bid for the potash mine project in the Democratic Republic of the Congo - HCBBS Forum
19. China National Chemical Tianchen Company signs EPC contract for 100,000 tons/year bioethanol project in Egypt - HCBBS Forum
20. Second bidding round for the EPC general contracting of the EVA plant at Yulin Chemical, Shaanxi Coal Group - HCBBS Forum
21. Tender for the design of the UPE unit in the Daxie Petrochemical high-end functional materials project - HCBBS Forum
22. 03 Those who need chemical engineering calculation sheets, please come in – design calculations for desulfurization towers and chimneys! ! - HCBBS Forum
23. 【Haichuan Equipment Guessing Game】Whose place has that huge device installed? ? - HCBBS Forum
24. Technical breakthrough in the preparation of hydrazine hydrate using the hydrogen peroxide method - HCBBS Forum
25. Error when simulating 1 mol/l ammonium bicarbonate solution using Aspen Plus V14 - HCBBS Forum
26. Shocking! ! Actual on-site photos explain why storage tanks are designed with a weak roof structure! ! ! - HCBBS Forum
27. Inner Mongolia Zhuozheng’s 400,000-ton methoxymonooxalic acid production process package comes online - HCBBS Forum
28. Vacuum pump gas phase outlet - HCBBS Forum
29. The 90% model review for the reception station phase of the Jiangsu Huadian Ganyu LNG Receiving Station project has been successfully completed - HCBBS Forum
30. Design principles for the temperature difference of the return water in a circulating water system - HCBBS Forum
31. Implementation plan for the high-quality development of energy-saving equipment released - HCBBS Forum
32. 【Haichuan EPC】Both “provisional amounts” and “provisional estimates” may seem similar, but the difference between them is huge - HCBBS Forum
33. 【Common Issues in Haichuan Pipeline Design】--Fire protection pipelines fixed to storage tanks lack support, causing sagging and severe deformation of the flexible connections - HCBBS Forum
34. Regarding DN50 steel pipes, is it mandatory to use socket weld in the following cases? - HCBBS Forum
35. Review Meeting for the 60% 3D Model of the Gasification Unit in Phase 1 of Stage 2 of the Yulin Chemical 15 million tons/year Clean and Efficient Conversion of Coal by Grade Demonstration Project - HCBBS Forum
36. Sinopec, in partnership with Spain, wins bid for 2.3 billion euro project for large petrochemical facility in Kazakhstan - HCBBS Forum
37. Can Class A workshops use a steel structure design? - HCBBS Forum
38. Public Announcement on the Comprehensive Demonstration Project for Clean and Efficient Conversion of Coal at Tiaohu in China National Coal Group (Coal-to-Oil Project) - HCBBS Forum
39. Piping design pressure, piping connected to equipment or vessels as a pressure system - HCBBS Forum
40. Announcement of Candidates Shortlisted for the EPC Project of 100,000 tons per year of biomass-based green methanol in Lanzhou New Area, Gansu Province - HCBBS Forum
41. 【Haichuan EPC】The core of quality planning is to transform customer requirements into quality standards and control plans - HCBBS Forum
42. What size of storage tank requires settlement monitoring? ? ? - HCBBS Forum
43. 【Common Issues in Haichuan Pipeline Design】When should dual valves be installed? - HCBBS Forum
44. 【Haichuan EPC】It is very important to understand the entire process of chemical plant construction through a single diagram - HCBBS Forum
45. Settings for the methanol alarm - HCBBS Forum
46. Winning the bid for the adsorbent and process package technology related to the benzene production from cyclohexane and hydrogen purification units in the Guoneng Yulin Chemical Industry and Shenhua Yulin Circular Economy Coal Comprehensive Utilization Project - HCBBS Forum
47. 【Common Issues in Haichuan Pipeline Design】The Purpose and Principles of Installing Metal Hoses - HCBBS Forum
48. Broaden your horizons, see the progress – a compilation post on 【the first of its kind nationwide】 - HCBBS Forum
49. 【Common Issues in Haichuan Pipeline Design】In-depth Analysis of the Design-related Requirements in TSG 31-2025 \"Technical Regulations for the Safety of Industrial Pipelines\" - HCBBS Forum
50. Sinopec Southwest Branch wins bid for China’s first transcritical carbon dioxide energy storage project - HCBBS Forum
51. Why are cast iron valves used in sewage systems? - HCBBS Forum
52. Discussion on whether steam heating controls condensate or steam - HCBBS Forum
53. [Haichuan Overseas Engineering] Donghua Company officially signed the **APOT Potash Project Contract** with ASEAN Potash Co., Ltd. (APOT) - HCBBS Forum
54. Request: DB32/T 5345-2026 \"Factory within a Factory\" Safety Production Management Standards - HCBBS Forum
55. Kick-off meeting for the engineering design of the 400,000-ton/year POE plant under the High-End New Materials Project of Zhejiang Petrochemical Co., Ltd - HCBBS Forum
56. 【Common Issues in Haichuan Pipeline Design】Illustrated Guide to Pipeline Layout of Common Equipment per SH/T 3012-5 – Steam Turbine Pipeline Layout - HCBBS Forum
57. Can the peaks of trace carbon monoxide and carbon dioxide analyzed by gas chromatography be separated? - HCBBS Forum
58. EPC general contracting for the torch unit of the industrial demonstration project for Shaanxi Shenhui Polyolefin Elastomer (POR), and tendering for the RTO exhaust gas incineration unit - HCBBS Forum
59. Fongyuan Bio signs technology cooperation agreement with Marubeni Japan for sugar production from non-food biomass straws and polylactic acid production - HCBBS Forum
60. 【Haichuan EPC】EPC project management in the preliminary and initiation phases ( - HCBBS Forum
61. [Haichuan Project Updates] The LPG storage and distribution facility on Xiaomen Island in Wenzhou, designed by Tianchen Company, has won the Zhan Tianyou Award - HCBBS Forum
62. Sinopec Ningbo Engineering has won the bid for Section 1 of the foundation design work for the 150,000 standard cubic meters per hour POX hydrogen production plant, as part of Shanghai Petrochemical Company’s comprehensive technical renovation and quality improvement project - HCBBS Forum
63. Is AI used to assist in chemical process design? Case 2 - HCBBS Forum
64. Standards for flange gaskets used in PVC-C pipes - HCBBS Forum
65. Evaluation of the separation performance of solid-liquid mixtures - HCBBS Forum
66. Announcement of Candidates Shortlisted for the Second Round of EPC Tender for the 150t/h Dry Quenching Project of Yunnan Dawa Coking Co., Ltd - HCBBS Forum
67. [Illustrated Code for the Layout Design of Petrochemical Plants SH/T 3011-2011] General Provisions - HCBBS Forum
68. Owner’s meeting for Bid Section 1 of Phase 1 of Anhui Carbonxin Technology Co., Ltd.’s high-end alcohol-based chemicals project - HCBBS Forum
69. Has HaiChuan got a bug? - HCBBS Forum
70. 【Common Issues in Haichuan Pipeline Design】--Omission in pipeline support design, arbitrary addition to equipment - HCBBS Forum
71. Shandong revises the criteria for identifying chemical industrial parks! - HCBBS Forum
72. 【Haichuan Illustrated Chemical Equipment】Series Posts – Temperature and Pressure Reducers - HCBBS Forum
73. Suzhou Thermal Engineering Research Institute Co., Ltd. is conducting an open tender for the project on structural design and key technology research for large-capacity molten salt storage tanks in 50MW units - HCBBS Forum
74. 【Haichuan Equipment Guessing Game】With so many dishwashing balls, what size of pot does one need to wash? - HCBBS Forum
75. Should a toxic gas alarm detection point be installed for the dilute nitric acid tank system? - HCBBS Forum
76. On baffle rod heat exchangers - HCBBS Forum
77. 【2026 Typical Equipment】Examples of P&ID drawing for typical pumps - HCBBS Forum
78. 【Common Issues in Haichuan Pipeline Design】The liquid pocket problem in the flare main pipe - HCBBS Forum
79. I would like to offer my opinions on whether hazardous waste and chemicals can be stored in the same warehouse - HCBBS Forum
80. CNPC Jilin Chemical Engineering Co., Ltd. won the bid for the EPC general contracting of Jilin Petrochemical Company’s thousand-ton-class high-performance carbon fiber project” - HCBBS Forum
81. Public Tender Announcement for Yulin Chemical Shenhua Yulin Polyethylene Elastomer Technology Licensing, Basic Design and Technical Services (2nd Round) - HCBBS Forum
82. The 90% scale model review for Shaanxi Yueneng Fine Chemical Materials Co., Ltd.’s 100,000 tons per year propylene oxide production facility project has been successfully completed - HCBBS Forum
83. Expert review of the process package for Sinochem’s 50,000-ton polyolefin elastomer project - HCBBS Forum
84. Are plants in the petrochemical industry considered old if they are over 20 years old? ! - HCBBS Forum
85. [Haichuan Illustrated Chemical Equipment] Precision Chemical Drying Equipment – Spray Drying Equipment - HCBBS Forum
86. tender for the preliminary design of the 46,000 Nm³/h integrated wind and solar hydrogen production project carried out by CGN New Energy in Balin Left Banner, Inner Mongolia - HCBBS Forum
87. 【Ten Years of Rapid Development in Chemical Engineering Equipment】Successful trial production of HE700M high-strength, extra-thick welded H-beams by Shansteel Co., Ltd. from 2024 to 2025 - HCBBS Forum
88. The environmental impact assessment bidding for Inner Mongolia Huaxing New Energy Co., Ltd.’s 4 billion cubic meters per year coal-to-natural gas project has been completed - HCBBS Forum
89. API2000-2020 Emissions for Atmospheric and Low-Pressure Tanks (Chinese-English Comparison) - HCBBS Forum
90. 【History of Haichuan Chemical Industry】Sixty Years of 14th Chemical Construction Company (IV) – Completion and Operation of Hubei Chemical Plant and Hubei Fertilizer Plant - HCBBS Forum
91. Which substances must be sampled using a sealed sampler? What are the regulatory requirements? - HCBBS Forum
92. 【Haichuan EPC】Properly manage stakeholders, resolve differences in a rational manner to facilitate smoother collaboration and interaction - HCBBS Forum
93. Bid Call for the Ruen Power Laohekou Hydrogen and Oxygen Production Technology R&D Project and the EPC General Contracting Work for the Hydrogen Production System Laboratory - HCBBS Forum
94. How to design the weather vane of the special article on Hazardous Safety Design - HCBBS Forum
95. 【Haichuan EPC】What are the key points to consider when applying for temporary construction land? ? ? - HCBBS Forum
96. Fupeng Technology signs a contract with Saihong Environment! Tianjin’s 100,000-ton negative-carbon green methanol project is now in operation - HCBBS Forum
97. Bid Invitation for Bid Section 1 of the Foundation Engineering Design for 7 Units including Ethylene in the 1 million tons/year Ethylene Refining and Chemical Integration Project in the Yueyang Area of Hunan Petrochemical - HCBBS Forum
98. 【2026 Book Recommendations】《ROCESS ENGINEERING DESIGN GUIDELINE» - HCBBS Forum
99. What equipment is needed in a hazardous waste temporary storage area for storing chemicals? - HCBBS Forum
100. Viscosity of saltwater - HCBBS Forum