English — Forum #723 (Page 641/642)

1. Turbocharger backpressure safety valve setting pressure - HCBBS Forum
2. Application range of vortex flow meters - HCBBS Forum
3. turbine - HCBBS Forum
4. What are the main sources of nitrogen oxides in the flue gases from heating furnaces? - HCBBS Forum
5. Components at the vacuum pump outlet of the vacuum flash evaporation system - HCBBS Forum
6. May 2015 Outstanding Original Technology Theme Selection Contest —— Recommendation Post - HCBBS Forum
7. Issues with float level switches - HCBBS Forum
8. 【Where Is Spring?】Summary and Award Presentation - HCBBS Forum
9. The process flow uses a reciprocating compressor - HCBBS Forum
10. My installation uses American standard flanges; what is the standard for bolts with small nuts in the chemical industry? - HCBBS Forum
11. Lao Wang’s Random Thoughts on Xiao Ming – 023 Warm yourself first. - HCBBS Forum
12. I want to help get votes for my daughter, is that okay? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ... - HCBBS Forum
13. What kind of sulfur injection pump is used for wet vulcanization? - HCBBS Forum
14. What are the requirements regarding the vaporization of liquid chlorine in steel cylinders? Are there any specifications or guidelines regarding photos? - HCBBS Forum
15. Gas Purification Technology Exchange Group - HCBBS Forum
16. Flange connection requirements for high-pressure tower equipment - HCBBS Forum
17. Little shrimp begs experts to answer questions about gasoline blending - HCBBS Forum
18. The nine coal-to-olefins projects were approved by provincial authorities - HCBBS Forum
19. Looking for a download link for the e-book “Engineering Risk Analysis Techniques” (edited by Dai Shuhe et al.) - HCBBS Forum
20. I would like to ask: should there be one or two main inlet and outlet pipes for the spherical tank? - HCBBS Forum
21. Selection of fiberglass reinforced plastic pipe valves - HCBBS Forum
22. Does the imported transmission need maintenance? - HCBBS Forum
23. What should a logical interlock control scheme in the special section on automation in chemical process design look like? - HCBBS Forum
24. Discussion on the causes of pump vibration - HCBBS Forum
25. One question per day - HCBBS Forum
26. 【Weekly Topic】Discussion on summer equipment maintenance (first week of June) - HCBBS Forum
27. Please provide the technical parameters for circulating water treatment - HCBBS Forum
28. Regarding high-purity fluid service conditions per ASME 31.3 - HCBBS Forum
29. I have a question regarding the configuration of the JX-300XP - HCBBS Forum
30. Urgently need CAD drawings for single-screw granulators or twin-screw granulators - HCBBS Forum
31. Can anyone provide resources on the valve and instrumentation industry? - HCBBS Forum
32. Do internal floating roof storage tanks require the installation of a vent valve? - HCBBS Forum
33. Books or materials that beginners in the sales of chemical engineering machinery and equipment should read - HCBBS Forum
34. Is plumbing the same as the water supply and drainage specialty? - HCBBS Forum
35. Minimum return line design - HCBBS Forum
36. I would like to ask about the calculation in Example 1.2-12 on page P32 of the Tianjin University textbook for specialized courses - HCBBS Forum
37. Liquid level measurement in heavy fuel oil storage tanks - HCBBS Forum
38. Check valve – types, structural features, functions, and applications - HCBBS Forum
39. Strengthening of tubular graphite heat exchangers - HCBBS Forum
40. What material is 13CrMo44? - HCBBS Forum
41. What are the basic material media for DGDI combined seals used on shafts? - HCBBS Forum
42. What certificates should one obtain in the chemical engineering field? - HCBBS Forum
43. Stress analysis of horizontal containers - HCBBS Forum
44. High-temperature, high-pressure needle valve - HCBBS Forum
45. Is there any version that doesn’t require a pump to add the dispersant? - HCBBS Forum
46. Steel wire mesh and ceramic balls for catalyst loading in Klaus reactors - HCBBS Forum
47. Urgently need the overall layout of the distillation tower~~ If anyone has it, please share it. Thank you! - HCBBS Forum
48. Power plant boiler maintenance - HCBBS Forum
49. I passed the Chemical Engineering exam this year; here’s proof! - HCBBS Forum
50. Safety Engineer - HCBBS Forum
51. Help – PID diagram for the oxidation tower in hydrogen peroxide production using the anthraquinone method - HCBBS Forum
52. Does anyone know the standard density of isooctane and the relevant process? Thanks - HCBBS Forum
53. I’m a beginner. Could you recommend a good book on chemical process control? Thank you! - HCBBS Forum
54. Methylation of toluene methanol to produce xylene - HCBBS Forum
55. I have a question regarding electrodialysis - HCBBS Forum
56. Will things get better after 2015? I’ve always had that question - HCBBS Forum
57. One question per day: 6 wealth points for correct answers, 2 wealth points for participation, Question 213 - HCBBS Forum
58. KROHNE’s OPTISOUND3010C ultrasonic level gauge is occasionally inaccurate - HCBBS Forum
59. What should the units do if there is a sudden power outage across the entire plant? - HCBBS Forum
60. What is the actual effectiveness of 3D electrodes in removing phenols in wastewater treatment? - HCBBS Forum
61. Industry regulations/standards related to leaf separators and filter elements - HCBBS Forum
62. Can the LNG unloading pipeline be buried? - HCBBS Forum
63. Seeking help with pipe docking - HCBBS Forum
64. How to choose fasteners for cryogenic containers - HCBBS Forum
65. Questions regarding the insulation material in chemical plants - HCBBS Forum
66. Weekly Topic: What are the functions of adding deionized water in suspension polymerization production? A reward of 5 to 20 wealth for participating in the discussion - HCBBS Forum
67. Transverse cracks appeared in 0Cr18Ni9 stainless steel heads after cold spinning - HCBBS Forum
68. How does the refining industry retain talent - HCBBS Forum
69. Do LNG receiving stations need accident ponds? - HCBBS Forum
70. Which is the best reciprocating pump head? - HCBBS Forum
71. Issues with the monitoring screen of Zhejiang University’s DCS system - HCBBS Forum
72. hydrocracking - HCBBS Forum
73. How can the following sentence be translated better! - HCBBS Forum
74. 【Daily Question】June 2: What is leakage, and what are its hazards? - HCBBS Forum
75. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 54 - HCBBS Forum
76. Catalyst emergency response plan for the catalysis workshop - HCBBS Forum
77. Head base metal test plate - HCBBS Forum
78. The company is planning to undertake projects related to physical cleaning - HCBBS Forum
79. I’m seeking help from those who are taking the certification exam in mechanical engineering to answer this question - HCBBS Forum
80. Yokogawa CS3000 trend issue - HCBBS Forum
81. 【Daily Question】Wastewater Knowledge - 089 (June 2) (2 points for answering, 4 points for a correct answer) - HCBBS Forum
82. [Technical Exchange Post] [Daily Question] Basics of coking: +6 wealth for correct answers, +2 wealth for participation. Question 1 from June 2015 - HCBBS Forum
83. Excuse me, how many years do designers at SEI and Global need to work before they can buy a house? . . - HCBBS Forum
84. Saturated steam as the heat source for the heat exchanger - HCBBS Forum
85. Why can the C/N and C/P ratios for nitrogen and phosphorus removal not follow the nutrient ratio? - HCBBS Forum
86. I would like to ask the experts about the registration process and required documents for the basic examination for chemical engineering engineers - HCBBS Forum
87. Request: Safety Pre-assessment Report for Compressed Natural Gas Refueling Stations - HCBBS Forum
88. Alkylation alkali washing temperature - HCBBS Forum
89. How is it at CNOOC (China) Co., Ltd. Tianjin Branch? What are the benefits for workers who work on offshore platforms? - HCBBS Forum
90. 【Daily Question】Children’s Day – Film Stress - HCBBS Forum
91. Understanding derivatives - HCBBS Forum
92. Are there any requirements regarding the height of the fire dike for the LNG single containment tanks at LNG receiving stations? - HCBBS Forum
93. *AO acid oxidation - HCBBS Forum
94. Process design calculation section - HCBBS Forum
95. What kind of packing is generally used in the absorption tower of absorption stabilization systems, and what is the plate spacing? Seeking advice - HCBBS Forum
96. Price of ND steel heat exchangers - HCBBS Forum
97. Process exhaust gas treatment - HCBBS Forum
98. What are the common uses for petroleum coke? - HCBBS Forum
99. Understanding of “internal inspection” - HCBBS Forum
100. Pre-cooling and filling of cartridge pumps - HCBBS Forum