English — Forum #337 (Page 7/163)

1. Design a condensate recovery system for 6 kg of steam - HCBBS Forum
2. [Weekly Image] Catalytic Coking Reformate Blending Version (Fourth Image of April 2017) - HCBBS Forum
3. The complete design process for a chemical engineering design project - HCBBS Forum
4. How to make a crystallization curve chart of a tissue? I have no clue, is there anything I can do? - HCBBS Forum
5. What is the model of carbon emission trading in the coal chemical industry, and how is it carried out? - HCBBS Forum
6. 【Mechanical Equipment Technology Edition】Daily Question 20171020: Refrigeration Equipment (1) - HCBBS Forum
7. China’s first large-scale green extraction project for tar phenols has been launched - HCBBS Forum
8. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190115 - HCBBS Forum
9. 【HVAC Version】Daily Question 20180526 - HCBBS Forum
10. Unit conversion - HCBBS Forum
11. If the material in one reactor is divided equally between two reactors, what are the feasible solutions? - HCBBS Forum
12. In food processing, how long is steam sterilization typically carried out before starting up the process, and what pressure of steam is used? - HCBBS Forum
13. 【Daily Topic】【Civil Engineering Version 20170118】 - HCBBS Forum
14. Pipe design size - HCBBS Forum
15. Kraus reaction air distribution control - HCBBS Forum
16. 【Ten Years of Rapid Development in Chemical Engineering Equipment】The pilot-scale biomass gasification project developed by Donghua Company in China’s chemical engineering sector began operations in 2025, producing syngas - HCBBS Forum
17. Urea disulfide - HCBBS Forum
18. Is there any online analysis for effective chlorine in hyposodium? - HCBBS Forum
19. Shandong Kaisheng New Materials’ patent for “Method for preparing chloroacetyl chloride using reaction and distillation in a single tower, and integrated tower manufacturing apparatus” - HCBBS Forum
20. Introduction to the Process Technology and Market of BDO Downstream Derivative – N-Phenylpyrrolidone (NPP) - HCBBS Forum
21. Operation procedure for starting and stopping a rotary jet pump - HCBBS Forum
22. 【Ten Years of Rapid Development in Chemical Equipment】2020–2025: Wanhua Chemical’s World’s First Bio-based 1,3-Butanediol - HCBBS Forum
23. Treatment of wastewater containing nitric acid - HCBBS Forum
24. What qualifications must a manufacturer have to supply pressure relief manholes, breather valves, and safety valves? What documents are required for shipment? - HCBBS Forum
25. Guess the equipment from Lao Yu – experts, take a look and see what it is - HCBBS Forum
26. What is the latest year for the Rules of Transport of Dangerous Goods? - HCBBS Forum
27. gasket - HCBBS Forum
28. How to remove trace amounts of styrene (as well as trace amounts of acrylonitrile) from water so that the water can be discharged directly - HCBBS Forum
29. The issue of replacing filler metal materials in welding procedure qualification - HCBBS Forum
30. Fire foam pipeline - HCBBS Forum
31. What about the changes after steam pressure reduction? - HCBBS Forum
32. [Daily Question] Basic Process Knowledge (True/False Questions) 20191121 - HCBBS Forum
33. Operating problems of the circulating water system - HCBBS Forum
34. Which company does a good job with heat recovery? - HCBBS Forum
35. Basic Process Knowledge (Multiple Choice) 20180521 - HCBBS Forum
36. Which type of pipe is less likely to develop scale or deposits that could cause blockages? - HCBBS Forum
37. Filling with a mixture of carbon dioxide and argon gas - HCBBS Forum
38. Ask what is produced when zirconium oxychloride reacts with ammonia and sodium hydroxide respectively - HCBBS Forum
39. The corrosion problem associated with by-products needs to be addressed urgently - HCBBS Forum
40. During the bidding process, what situations did you encounter that led to being deemed as involved in bid rigging? The more complete, the better - HCBBS Forum
41. Are there any relatively authoritative software programs for combustion? - HCBBS Forum
42. Fundamentals of Manufacturing Processes (Multiple Choice) 20180330 - HCBBS Forum
43. Is there such a valve? Urgent! Urgent! Urgent! ! ! - HCBBS Forum
44. Who has Flarenet video tutorials? Please share them - HCBBS Forum
45. Calculation of thermal stress in the outlet pipeline of a safety valve - HCBBS Forum
46. Calculation of the evaporation area for scraper evaporators - HCBBS Forum
47. [Daily Question] Basic Process Knowledge (True/False) 20190617 - HCBBS Forum
48. Regional Distribution Atlas of the “Academicians Group” in the Chemical Field: Which Region Leads the Way? – Northeast Region - HCBBS Forum
49. Process flow diagram for hydrogen desulfurization using circulating hydrogen - HCBBS Forum
50. Exploring the production process of wine - HCBBS Forum
51. Schematic diagram of two-stage regenerator with a pre-burning tank in front of the external circulation pipe - HCBBS Forum
52. Global first industrial application of crude oil catalytic cracking technology - HCBBS Forum
53. 【Mechanical Equipment Technology Edition】Daily Question 201708019: Pressure-enthalpy diagrams in refrigeration principles (2) - HCBBS Forum
54. I recommend PHACloud, the cloud-based version for HAZOP analysis, LOPA analysis - HCBBS Forum
55. Can the power distribution room and control room be in the same building? Such as separated by floors or left and right? - HCBBS Forum
56. Fundamentals of Manufacturing Processes (Multiple Choice) 20180209 - HCBBS Forum
57. Does the centrifuge have this kind of piping or does it have this kind of centrifuge? - HCBBS Forum
58. 【History of Haichuan Chemical Industry】In 1956, the Huangpu Military Academy of China’s rubber industry was moved from Shenyang to Qingdao; it was later renamed Shandong Institute of Chemical Technology - HCBBS Forum
59. In what situations are necked butt weld flanges and flat weld flanges used respectively? - HCBBS Forum
60. Covestro introduces a new generation of battery flame-retardant potting foam to significantly enhance battery safety - HCBBS Forum
61. China has taken action once again, using the Tianhe system for aerial water transfer – a new innovation in water management - HCBBS Forum
62. 【Daily Question】 【AC Version for Static Equipment... Question 15】 January 15, 2019 – True/False Multiple Choice Question... Healthy Longevity - HCBBS Forum
63. Fundamentals of Process Technology 20170721 - HCBBS Forum
64. Distance between liquefied hydrocarbon pump and storage tank - HCBBS Forum
65. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200120 - HCBBS Forum
66. Turn fitting on pipe - HCBBS Forum
67. One of the best resources for beginners and advanced learners in heat exchanger design - HCBBS Forum
68. 【In-depth Discussion on Modular Installation in HaiChuan】The modular construction of the steel structure for Pipeline Gangway 3# in Nantong Blue Sea New Materials’ FDPE plant enabled one-time transportation, one-time installation, and successful completion from the first attempt - HCBBS Forum
69. [Daily Question] Basic Process Knowledge (True/False) 20190306 - HCBBS Forum
70. How to draw a patterned steel plate platform on cadworx2015 steel structure? - HCBBS Forum
71. Layout issues for steam pipelines and hydrogen pipelines - HCBBS Forum
72. Corn-based alcohol has a high acidity level - HCBBS Forum
73. 【Standard Communication Version--One Question per Day】20170828 - HCBBS Forum
74. Is the thermal engineering specialty in refinery design institutes such as Zhenhai Institute a supporting specialty? Is there no prospect for development? So frustrating - HCBBS Forum
75. General layout-related specifications - HCBBS Forum
76. 【Ten Years of Rapid Development in Chemical Equipment】2227–2025: China’s First 50,000-ton/year Industrial Plant for the High-Specificity Polymerization of Ethylene to Produce α-Olefins - HCBBS Forum
77. 【3D Process Flow】Summary Post--Ammonia Synthesis Process - HCBBS Forum
78. Why are pressure pipelines not included in the identification of major hazard sources? - HCBBS Forum
79. Is it necessary to make an electrostatic bond for the inner valve disc of the fire-resistant breather valve for oil storage tanks that operates around the clock? - HCBBS Forum
80. Old K says every week -- Post 52: How to consider the exhaust volume of the breathing valve under fire conditions - HCBBS Forum
81. How can a constant flow rate be ensured when transporting water solely based on the difference in liquid levels? ! - HCBBS Forum
82. 【Mechanical Equipment Technology Edition】Daily Question 20171016: Energy Regulation of Screw Compressors (3) - HCBBS Forum
83. 【HVAC Version】Daily Question 20180522 - HCBBS Forum
84. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200211 - HCBBS Forum
85. Hengli Petrochemical’s 3.84 million tons per year wax oil hydrocracking unit - HCBBS Forum
86. Adsorption of organic substances in gases - HCBBS Forum
87. 【Registration Power】When the blower operates under changed conditions, common methods for process control of centrifugal gas blowers do not include - HCBBS Forum
88. The refrigerator has low efficiency - HCBBS Forum
89. How is the size of the heat transfer oil expansion tank determined? - HCBBS Forum
90. What certificates should someone who has just started working in the central control field obtain after one year? - HCBBS Forum
91. The full version of ASTM-2019 is now available. The file is too large to be uploaded; if anyone needs it, please leave your email address or use another method to obtain it - HCBBS Forum
92. Preheating with hot oil pump - HCBBS Forum
93. Distance requirements between the substation and storage tanks in an oil depot - HCBBS Forum
94. Key operating points of the wet flue gas desulfurization system - HCBBS Forum
95. What is formed when esters are oxidized? - HCBBS Forum
96. Can chlorine interfere with hydrogen chloride alarms? - HCBBS Forum
97. 【Frontiers of HaiChuan Technology】A Decade of Progress in the Industrialization of Long-Chain α-Olefins Using Pure-Phase Iron Carbide Catalysts - HCBBS Forum
98. Flange drip-proof insulation system - HCBBS Forum
99. Fundamentals of Manufacturing Processes (True/False Questions) 20170902 - HCBBS Forum
100. Can the hydrogen peroxide storage tank and the heavy aromatic hydrocarbons storage tank be located in the same tank farm? - HCBBS Forum