English — Forum #337 (Page 67/163)

1. Solvent treatment where distillation is not suitable can be carried out using molecular sieve membranes - HCBBS Forum
2. Thesis for intermediate professional title in chemical engineering in Shanghai - HCBBS Forum
3. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) April 16, 2020 - HCBBS Forum
4. Do you know anything about Wuxi Henghe Engineering Consulting and Design Co., Ltd.? - HCBBS Forum
5. Dear sea friends, I have a question: in the heating reactor at positions ABC, will the vaporized liquid exit at different speeds depending on its position? - HCBBS Forum
6. What are the applications of steel-making cored wires? - HCBBS Forum
7. Is there anyone who works in a design institute in the field of thermal engineering? Share your thoughts on this major. - HCBBS Forum
8. Issues with endpoint detection in the preparation of sodium hypochlorite solutions - HCBBS Forum
9. Composition, uses of melt-blown fabric materials, and application areas of melt-blown materials - HCBBS Forum
10. How to calculate the dew point temperature of process gas - HCBBS Forum
11. Seeking a partner; looking for a production process technology package for carbomer 940 - HCBBS Forum
12. Algorithm for the lower explosion limit of mixed combustible gases entraining inert gases? - HCBBS Forum
13. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) April 20, 2020 - HCBBS Forum
14. May I ask what kind of tank this is? The client requires that the tank body be connected by bolts, and there is an air bag on the top of the tank - HCBBS Forum
15. Negative pressure distillation, seeking advice - HCBBS Forum
16. Some issues in the design of U-tube heat exchangers - HCBBS Forum
17. English version of the latest edition of the petrochemical code GB 50160 - HCBBS Forum
18. Post on the distribution of wealth rewards in Process Area for March 2020 - HCBBS Forum
19. What is the function of the condenser attached to the top of the reaction vessel? - HCBBS Forum
20. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200119 - HCBBS Forum
21. Chemical pipeline design - HCBBS Forum
22. Why is the start-up of a plant called \"commencing operation\", while its shutdown is called \"shutting down\"? - HCBBS Forum
23. Heat transfer coefficients and specific heats of various materials. - HCBBS Forum
24. How does waste incineration reduce the formation of dioxins? - HCBBS Forum
25. Is there anyone with a demand for or interest in ORC power generation? - HCBBS Forum
26. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200210 - HCBBS Forum
27. nitric acid reduction - HCBBS Forum
28. Please tell me about the treatment process of nitramine - HCBBS Forum
29. Chemical plant ground management - HCBBS Forum
30. Piping - HCBBS Forum
31. Which metal material is suitable for a gaseous mixture of hydrochloric acid at around 0.5% concentration and water? - HCBBS Forum
32. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) April 25, 2020 - HCBBS Forum
33. How to isolate moisture in the air when repackaging anhydrous **furan - HCBBS Forum
34. Question for help: Does anyone among you know what kind or what model the level gauge for the tar tank is? Could you recommend one... - HCBBS Forum
35. Seeking advice on welding issues with 17-4 stainless steel - HCBBS Forum
36. Views and discussions on the \"Fire Protection Standards for Engineering Design of Fine Chemical Enterprises\" - HCBBS Forum
37. After absorbing heat under constant pressure, hot water turns into a mixture of steam and water. How can one determine the proportion of each component in this mixture? - HCBBS Forum
38. Temperature and pressure reduction control valve - HCBBS Forum
39. Composition and content of organic substances in hydrogen peroxide - HCBBS Forum
40. I would like to ask: for an open-container containing a process medium at a temperature of around 50°C, is there any way to calculate the amount of evaporation? - HCBBS Forum
41. Formaldehyde-silver process production method - HCBBS Forum
42. Our eyes met, and you’re the right person - HCBBS Forum
43. Installation of anti-static tow ropes on hazardous chemicals tank vehicles - HCBBS Forum
44. Carbon monoxide - HCBBS Forum
45. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200102 - HCBBS Forum
46. Does anyone have a process flow diagram for ceramic membrane ultrafiltration? ? I don’t know what the process is like? - HCBBS Forum
47. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200307 - HCBBS Forum
48. Start work - HCBBS Forum
49. Vapor flash pressure relief issue - HCBBS Forum
50. Can an hydrogenation reactor use electromagnetic heating? Can the explosion protection rating meet the requirements? - HCBBS Forum
51. Regarding the gas flow rate issue - HCBBS Forum
52. Problems with material discharge from the reactor - HCBBS Forum
53. Improving the efficiency and performance of heating furnaces - HCBBS Forum
54. If the height difference is certain, will the pressure difference required for taking different routes be the same? - HCBBS Forum
55. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200214 - HCBBS Forum
56. Thermal paste - HCBBS Forum
57. The reboiler is installed at too low a height; will solving this issue work? - HCBBS Forum
58. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) April 26, 2020 - HCBBS Forum
59. Are stainless steel filters not allowed to be installed on carbon steel steam pipelines? Are there any standards? - HCBBS Forum
60. Distillation problem solving - HCBBS Forum
61. I would like to ask everyone: what kind of vibration damping method is used for the inlet and outlet of gas compressors? - HCBBS Forum
62. OCC catalytic cracking to produce olefins - HCBBS Forum
63. Structural diagram of the labyrinth-type baffle gas-water separator - HCBBS Forum
64. Chemical cleaning - HCBBS Forum
65. [Daily Question] Basic Process Knowledge (Multiple Choice) 20191223 - HCBBS Forum
66. Does the distance from a Class A storage tank to the fire dike need to take the height of the foundation into account? - HCBBS Forum
67. I’m wondering if there are any users who have used MVR evaporators to concentrate wastewater containing sodium chloride and similar substances. Everyone is welcome to share their experiences and discuss this topic - HCBBS Forum
68. Dear teachers, I would like to ask about the degree of corrosivity of acrylic acid, acrylic acid wastewater, acrylic acid vapor, and crude acrylic acid - HCBBS Forum
69. What is the decomposition heat of sulfuric acid? - HCBBS Forum
70. Can methanol and water in silicone oil be separated using a flash distillation unit? - HCBBS Forum
71. Let’s talk about what qualifications are required to work in a chemical plant - HCBBS Forum
72. How is the amount of steam required for steam pipeline purging calculated? - HCBBS Forum
73. Help questions: PID parameter tuning - HCBBS Forum
74. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) May 1, 2020 - HCBBS Forum
75. Are there any situations where non-metallic pipes or steel-lined pipes need to be classified as pressure pipes? - HCBBS Forum
76. Looking for technicians and senior technicians - HCBBS Forum
77. Chemical engineering design standards and codes - HCBBS Forum
78. SCR catalyst issues - HCBBS Forum
79. Which deoxidizer is good for steelmaking? - HCBBS Forum
80. [Daily Question] Basic Process Knowledge (Multiple Choice) 20191226 - HCBBS Forum
81. Help: How to learn steam pipeline construction? - HCBBS Forum
82. Post on the distribution of wealth rewards in Process Area from September to October 2019 - HCBBS Forum
83. Are there any ion exchange resins resistant to nitric acid, or similar resins using silica as a carrier? - HCBBS Forum
84. Molecular distiller - HCBBS Forum
85. Setting of alarm values for liquid hydrocarbon spheres - HCBBS Forum
86. Downstream products of carbon dioxide - HCBBS Forum
87. [Daily Question] Basic Process Knowledge (True/False: Fill in “√” for correct and “×” for incorrect) 2020.5.19 - HCBBS Forum
88. Could you help check? After the heat flow is cooled by the heat exchanger, why can’t I see the data on the gas-liquid phase? - HCBBS Forum
89. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200321 - HCBBS Forum
90. Happy New Year! Move forward together with the Haichuan Craft Zone, be those who pursue their dreams – write down your New Year’s wishes and participate in the wealth red envelope campaign - HCBBS Forum
91. For the consistency evaluation of generic drugs, attention must be paid to the particle size control of active pharmaceutical ingredients - HCBBS Forum
92. [Daily Question] Basic Process Knowledge (Multiple Choice) 20200313 - HCBBS Forum
93. [Daily Question] Basic Process Knowledge (True/False Questions) 20191118 - HCBBS Forum
94. How to cool high-temperature solid materials - HCBBS Forum
95. Changes that occur when coal comes into contact with water - HCBBS Forum
96. Methylamine production - HCBBS Forum
97. Liquid ammonia storage tank, ammonia system – pressure control issues - HCBBS Forum
98. May I ask which websites offer the latest standards for free download? - HCBBS Forum
99. What is the fire hazard category of 60% nitric acid? - HCBBS Forum
100. Comparison of the advantages and disadvantages of process equipment for dehydrating several types of sulfur ointments - HCBBS Forum