English — Forum #336 (Page 31/51)

1. Do you know the situations in hazardous chemical production where accidents are likely to occur? Look here - HCBBS Forum
2. Requirements for marking process pipelines - HCBBS Forum
3. Waste heat boiler - HCBBS Forum
4. Absorbance - HCBBS Forum
5. How to fill a centrifugal pump with a pressure equalization line in a vacuum system - HCBBS Forum
6. Is a reactor ideal if its residence time is appropriate? - HCBBS Forum
7. There is a significant difference between the gas flow rate and the liquid flow rate - HCBBS Forum
8. 【Daily Question】Theoretical Foundation 2020.07.29 - HCBBS Forum
9. Design of plug-flow reactors - HCBBS Forum
10. How to calculate the feed height of Tower C3 - HCBBS Forum
11. 【Daily Question】Theoretical Foundation 2020.06.02 - HCBBS Forum
12. Vapor pressure - HCBBS Forum
13. The outlet of the shielded pump is divided into two paths - HCBBS Forum
14. Calculation of the compressibility factor for mixed gases - HCBBS Forum
15. High-efficiency anti-floating fiber lubricant HyPer C181 (won the first prize of China Petroleum and Chemical Industry Federation Science and Technology Invention Award) ◇Product Introduction HyPer C181 is independently developed by the company... - HCBBS Forum
16. Do you know anything about the safety training base in the Shandong Liaocheng Chemical Industry Park? Look here - HCBBS Forum
17. Inquiry about the meaning of hg21629-2021 custody recommended value - HCBBS Forum
18. 【Daily Question】Theoretical Foundation 2020.04.30 - HCBBS Forum
19. PVDF new material project for photovoltaic and lithium batteries. - HCBBS Forum
20. Nickel powder - HCBBS Forum
21. Standard state of gases and conversions - HCBBS Forum
22. 【Daily Question】Theoretical Foundation 2020.05.09 - HCBBS Forum
23. The Global Institute version of the support and hanger material compilation program is here! Statistically analyze all support and hanger materials with one click! - HCBBS Forum
24. 【Daily Question】Theoretical Foundation 2021.03.23 - HCBBS Forum
25. The importance of de-design thinking in the design industry - HCBBS Forum
26. Looking for Liu Yukun’s “Vacuum Engineering Design” - HCBBS Forum
27. Do any experts have detailed CAD diagrams of the wet acetylene generation process? - HCBBS Forum
28. What is the typical design service life for chemical plant equipment? - HCBBS Forum
29. How much do you know about pipe numbering in P&ID diagrams? - HCBBS Forum
30. 【Daily Question】Theoretical Foundation 2021.02.18 - HCBBS Forum
31. Kinetics of sodium-alkali desulfurization reaction - HCBBS Forum
32. I would like to ask about the scope specified in the 47041-2014 standard for tower containers - HCBBS Forum
33. PID optimization as well – valve position control system - HCBBS Forum
34. PDMS database issues - HCBBS Forum
35. Discussion on the process development process - HCBBS Forum
36. Requirements for the distance between Class D and E storage tanks and dikes - HCBBS Forum
37. Highly recommended! Second Petrochemical Industry Industrial Internet Conference – Collection of Parallel Session Reports - HCBBS Forum
38. Hazard classification and common labels for disinfection products - HCBBS Forum
39. When process equipment passes through the floor of a fire compartment, does the area of that fire compartment need to be added together? - HCBBS Forum
40. Can the factory’s laboratory be located within the office building? - HCBBS Forum
41. Fire classification of aluminum ash powder - HCBBS Forum
42. How to use the Huihui US patent download software to batch-download US patents? - HCBBS Forum
43. How is the enthalpy value of flue gas calculated or looked up in a table when the temperature of coke oven flue gas drops to 0°C or 30°C? - HCBBS Forum
44. 【Daily Question】Theoretical Foundation 2020.10.15 - HCBBS Forum
45. 1. By standard legislation, by how much does the temperature drop when high-pressure nitrogen at 6.5 MPa is reduced to 0.5 MPa? - HCBBS Forum
46. 【Daily Question】Theoretical Foundation 2020.05.23 - HCBBS Forum
47. What materials should be used for the columns and roof load-bearing elements in Class A warehouses? - HCBBS Forum
48. Solving the diazotization reaction - HCBBS Forum
49. Differences between two-phase centrifuges and three-phase horizontal sedimentation centrifuges - HCBBS Forum
50. Given the volumetric flow rate of liquid air under standard conditions, how to calculate the volumetric flow rate under actual operating conditions - HCBBS Forum
51. Energy value (caloric value): 3.6 yuan per million kJ - HCBBS Forum
52. What is the minimum gas velocity for a mesh demister? - HCBBS Forum
53. 【Daily Question】Theoretical Foundation 2020.12.07 - HCBBS Forum
54. What does L245 SEAM(L) mean? - HCBBS Forum
55. Regarding the theoretical plate number of the tower - HCBBS Forum
56. 【Daily Question】Theoretical Foundation 2020.07.03 - HCBBS Forum
57. Some questions about falling film evaporators - HCBBS Forum
58. Design calculations for membrane towers - HCBBS Forum
59. I would like to ask: can a sulfur production furnace be operated with 400 Nm3/h of hydrogen sulfide at a concentration of 80%? - HCBBS Forum
60. Search for qualified organizations - HCBBS Forum
61. Hazardous materials companies, four-color safety signs – do you really understand them? - HCBBS Forum
62. Ethylene glycol boiling kettle - HCBBS Forum
63. 【Daily Question】Theoretical Foundation 2020.05.11 - HCBBS Forum
64. What does Welded WX mean? - HCBBS Forum
65. May I ask if bellows compensators can be installed on the steam condensate pipes? Is there a standard basis? - HCBBS Forum
66. Disadvantages of the PID algorithm - HCBBS Forum
67. What preparations are needed to switch to a design institute? - HCBBS Forum
68. Help download papers for free - HCBBS Forum
69. 【Daily Question】Theoretical Foundation 2020.10.19 - HCBBS Forum
70. PGA - HCBBS Forum
71. What are the important numerical methods in engineering? - HCBBS Forum
72. 【Daily Question】Theoretical Foundation 2020.09.29 - HCBBS Forum
73. HAZOPkit - HCBBS Forum
74. Newbie seeking help. - HCBBS Forum
75. It introduced to everyone the common hazardous products found among epidemic prevention supplies. - HCBBS Forum
76. May I ask, is the fluid in a tubular reactor moving at a constant speed? Or in other words, does the plug flow maintain a constant velocity? - HCBBS Forum
77. Bird screen - HCBBS Forum
78. Solved: distance between inter-plant pipelines and bridges - HCBBS Forum
79. What is the reason for the high nickel content in electrowon copper products? ? - HCBBS Forum
80. Material selection issues in high-temperature sulfuric acid environments - HCBBS Forum
81. I would like to ask the experienced experts here: - HCBBS Forum
82. Request the fri packing manual - HCBBS Forum
83. How can it be extracted after the resin has cured? - HCBBS Forum
84. [Daily Question] Theoretical Basis 2021.03.10 - HCBBS Forum
85. What is the reason for setting a low-pressure interlock at the outlet of the air-cooled tower in an air separation unit? - HCBBS Forum
86. 【Daily Question】Theoretical Foundation 2020.07.12 - HCBBS Forum
87. {Help request} The level in the sump is inversely related to the pump outlet pressure - HCBBS Forum
88. Things about valves - HCBBS Forum
89. Can a power distribution room be installed in a Class A factory building? - HCBBS Forum
90. I have a question regarding the calculation of specific heat capacity for someone - HCBBS Forum
91. Different pressure pipelines require the same air output volume - HCBBS Forum
92. Regarding air volume calculation - HCBBS Forum
93. 【Daily Question】Theoretical Foundation 2020.05.19 - HCBBS Forum
94. Help! ! ! ! Issues with the hydrogen peroxide tank area and pumps (room) - HCBBS Forum
95. Can 16Mn grade III forgings be quenched and tempered? - HCBBS Forum
96. ”Who has the detailed information on the \"High-efficiency, energy-saving bromine extraction technology package\"? ? ? ? - HCBBS Forum
97. The issue of low output from the condensate pump under low-load single-cycle operation of gas turbines - HCBBS Forum
98. 【Daily Question】Theoretical Foundation 2020.11.11 - HCBBS Forum
99. 【Daily Question】Theoretical Foundation 2020.07.24 - HCBBS Forum
100. 【Daily Question】Theoretical Foundation 2020.12.15 - HCBBS Forum