English — Forum #336 (Page 7/51)

1. The issue of the same fire separation distance between liquid ammonia storage tanks as that for liquefied hydrocarbons - HCBBS Forum
2. reduction leaching - HCBBS Forum
3. Lu An Jian Fa No. 140: The issue of whether the guidelines on safety control for distillation systems should be repealed - HCBBS Forum
4. 【Daily Question】Theoretical Foundation 2019.8.20 - HCBBS Forum
5. Urgently need Class A qualification in the chemical industry - HCBBS Forum
6. 【Daily Question】Theoretical Foundation 2019.5.8 - HCBBS Forum
7. 【Daily Question】Theoretical Foundation 2020.03.08 - HCBBS Forum
8. 【Daily Question】Theoretical Foundation 2019.9.19 - HCBBS Forum
9. 【Daily Question】Theoretical Foundation 2020.05.21 - HCBBS Forum
10. Pipeline network calculation - HCBBS Forum
11. Big brother, thank you so much for helping with the calculations - HCBBS Forum
12. 【Haichuan EPC】EPC project management in the preliminary and initiation phases ( - HCBBS Forum
13. Seek a sample for the selection of wave compensators* for reference - HCBBS Forum
14. 2019 registered chemical engineering public basic video course (dual institution) - HCBBS Forum
15. 【Daily Question】Theoretical Foundation 2019.6.6 - HCBBS Forum
16. 【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
17. 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
18. What are the operational differences between conventional high-temperature and high-pressure units and dual super-reheat units? - HCBBS Forum
19. Sodium methoxide process package - HCBBS Forum
20. , - HCBBS Forum
21. Range of toxic gases - HCBBS Forum
22. What standards apply to PTFE pipes, fittings, etc. used in chemical industry enterprises? - HCBBS Forum
23. Typical industrial gas-liquid-solid three-phase reactor - HCBBS Forum
24. Can sulfuric acid storage tanks be vented to the atmosphere directly? See what the experts say! ! ! - HCBBS Forum
25. “Key terms of the 13th Five-Year Plan for the energy revolution: clean energy and optimization of energy systems - HCBBS Forum
26. Announcement on Direct Procurement for the Design of Liaoning Datang International’s 24.57 billion yuan Fuxin coal-to-natural gas project - HCBBS Forum
27. Construction begins on the process package for the air separation unit in Dongming Plastics’ 800,000-ton coal-based olefins project, for which 19 billion yuan has been invested in Zhundong, Xinjiang - HCBBS Forum
28. 【Daily Question】Theoretical Foundation 2019.2.28 - HCBBS Forum
29. Saturated steam is depressurized and then used in a heat exchanger – is the area of the heat exchanger sufficient? - HCBBS Forum
30. 【Daily Question】Theoretical Foundation 2021.04.07 - HCBBS Forum
31. I have a small question about everyday life - HCBBS Forum
32. Graphene: Has the golden age of applications arrived? - HCBBS Forum
33. For the export process of hazardous goods in Shanghai, it is first necessary to prepare the following documents to book a shipping slot - HCBBS Forum
34. 【Daily Question】Theoretical Foundation 2020.04.10 - HCBBS Forum
35. Regarding the Reynolds number in the reactor - HCBBS Forum
36. When welding branch pipes at the branch pipe fitting, can pipes of Series II diameter be used? How should they be welded? - HCBBS Forum
37. [Guess what Haichuan Equipment has] Once the horse is tied up, it will be stable. - HCBBS Forum
38. Layout of on-site cabinet room - HCBBS Forum
39. Calcium L-lactate - HCBBS Forum
40. How to estimate flow rate given pipeline pressure, diameter, and control valve opening degree - HCBBS Forum
41. 【Daily Question】Theoretical Foundation 2020.08.03 - HCBBS Forum
42. Ultraviolet testing issues - HCBBS Forum
43. Seeking advice on whether there might be liquid residue in the vent pipe - HCBBS Forum
44. Can PPR pipes be used for transporting 10% sodium hypochlorite solutions? - HCBBS Forum
45. Recovery of dichloromethane vapors and emission within specified limits - HCBBS Forum
46. Questions about space furnaces - HCBBS Forum
47. Requirements for the installation of pressure relief equipment in storage tanks - HCBBS Forum
48. Jacket design and operating pressure - HCBBS Forum
49. 【Daily Question】Theoretical Foundation 2020.03.06 - HCBBS Forum
50. Seeking help with flash tank design - HCBBS Forum
51. Does the density of ice vary at different temperatures? - HCBBS Forum
52. Energy flow diagram - HCBBS Forum
53. Update to GB150-2024 standard - HCBBS Forum
54. Daily Question on Automation Theory Knowledge (7.18) - HCBBS Forum
55. 【Daily Question】Theoretical Foundation 2019.10.11 - HCBBS Forum
56. Qualification of rooms for handling combustible dusts - HCBBS Forum
57. 【Daily Question】Principles of Chemical Engineering 536: Sodium Ion Solution (March 23) - HCBBS Forum
58. The real-world 3D technology for oil and gas storage and transportation developed by the Pipeline Design Institute of CNPC Pipeline Bureau has been granted five patents - HCBBS Forum
59. Water quality analysis - HCBBS Forum
60. SY/T 5257-2012 Elbow pipes - HCBBS Forum
61. 【HaiChuan Design Discussion】Can fire emergency lights be powered by a socket? - HCBBS Forum
62. How to understand the most demanding combination of operating pressure and temperature for pipelines - HCBBS Forum
63. Specifications for vibration levels in process pipelines during the operation of chemical plants - HCBBS Forum
64. Physical and chemical parameters of air - HCBBS Forum
65. The issue of alkali solution absorption - HCBBS Forum
66. Questions regarding the design pressure and design temperature of liquid oxygen - HCBBS Forum
67. How should the settling time of oil in a storage tank after it has been filled be calculated? What are the relevant regulations or standards? - HCBBS Forum
68. Let’s take a look – what’s wrong with this process diagram? - HCBBS Forum
69. Thermodynamics - HCBBS Forum
70. Static pressure of pipeline - HCBBS Forum
71. 【Daily Question】Chemical Engineering Principles 543: Henry’s Law (March 31) - HCBBS Forum
72. 【Common Issues in Haichuan Pipeline Design】--Illustrated Explanation of SH/T 3012 8: Layout of Drainage Pipelines - HCBBS Forum
73. The principle of plant extraction centrifuges - HCBBS Forum
74. Stirring Reference Book - A good book - HCBBS Forum
75. Bid for process package review and improvement, as well as engineering design services, for the project on the engineering development of Guoneng Longyuan’s environmental protection biomass gasification technology and pilot-scale verification technology development - HCBBS Forum
76. 【Daily Question】Theoretical Foundation 2019.9.24 - HCBBS Forum
77. **Request for quotation for design and technical services related to a 5 MW hybrid hydrogen production system provided by the Energy Group’s Hydrogen Technology Company - HCBBS Forum
78. 【Common Issues in Haichuan Pipeline Design】--Calculation of Fluid Conveyance Pipelines - HCBBS Forum
79. Design of the butane-based maleic anhydride project - HCBBS Forum
80. Diethylene glycol dimethyl ether - HCBBS Forum
81. There is a connecting pipe between the discharge pipe of the distillation column and the feed pipe of the reboiler - HCBBS Forum
82. Discussion on the layout of the substation in the general plan - HCBBS Forum
83. Safe design of low-level pits - HCBBS Forum
84. Sinopec Guangzhou Engineering and TR win FEED contract for Saudi green hydrogen project - HCBBS Forum
85. How to distinguish between vent valves and drain valves on a process flow diagram? - HCBBS Forum
86. 【Common Issues in Haichuan Pipeline Design】No pressure gauge installed on the intermediate pipeline of the safety valve and rupture disc assembly - HCBBS Forum
87. On the relationship between pipeline cold tightening and stress - HCBBS Forum
88. How to convert mg/ml to mg/mg, with a specific gravity of 1.25 - HCBBS Forum
89. Pilot testing is underway at China University of Petroleum (Beijing) on the technology for the directed conversion of light hydrocarbons into high-value chemicals - HCBBS Forum
90. Does the process package need to be bound into a book? - HCBBS Forum
91. Sulfur recovery technology - HCBBS Forum
92. The natural gas consumption is 120 cubic meters per hour; the pipes are DN40, and the boiler cannot burn when the pressure is 0.06 MPa before pressure regulation - HCBBS Forum
93. Tianjin Changlu Haijing Technology wins the bid for the potash mine project in the Democratic Republic of the Congo - HCBBS Forum
94. Are there any books available for learning about Yokogawa’s DSC and SIS systems? - HCBBS Forum
95. Regarding the question of how to calculate the duration of eligibility for taking an exam - HCBBS Forum
96. Determination of the overall heat transfer coefficient of the condenser - HCBBS Forum
97. What are the requirements for the entities responsible for preparing the special section on safety facility design? - HCBBS Forum
98. CAD drawings for acetic acid production - HCBBS Forum
99. Longi signs deal with Nigeria for a hydrogen-based green methanol project worth around 57.7 billion yuan - HCBBS Forum
100. **Collection of industry and local standards - HCBBS Forum