English — Forum #723 (Page 158/642)

1. How is the length of the water dispenser insertion tube determined? - HCBBS Forum
2. Liquid hydrocarbons - HCBBS Forum
3. Analysis of the reasons for tube deformation in the radiation chamber of vertical cylindrical furnaces - HCBBS Forum
4. Are you going to the school promotion party for your colleague’s child? - HCBBS Forum
5. Sign-in record post dated September 4, 2016 - HCBBS Forum
6. PID PFD UID - HCBBS Forum
7. Catalytic cracking catalyst CRM-100 - HCBBS Forum
8. In the reforming unit, under what conditions does the catalyst coking occur? What are the consequences of catalyst coking? - HCBBS Forum
9. Could you recommend some manufacturers of online gas analysis kits? - HCBBS Forum
10. 15 Excel tips to become an Office 2007 expert - HCBBS Forum
11. Draw single-line diagrams quickly and accurately with CAD? - HCBBS Forum
12. 【Daily Topic】【Production Version 20160830】 - HCBBS Forum
13. Photos of team building meeting rooms and rest areas - HCBBS Forum
14. How many chambers should a 2*72-chamber coke oven produce per 24 hours when operating at full capacity? - HCBBS Forum
15. Under what conditions are the air circulation and nitrogen circulation applied in the internal compression process? - HCBBS Forum
16. Regarding decompression deep pulling - HCBBS Forum
17. Heat exchange tube welding FCAW - HCBBS Forum
18. It’s my first time here, and I plan to stay in this section from now on. Thank you for your support! - HCBBS Forum
19. The five main reasons why outstanding safety professionals leave their jobs - HCBBS Forum
20. Questions about tetramethylbenzene - HCBBS Forum
21. Can a silicon carbide coating produced by the CVD method resist chlorine corrosion at high temperatures of 1000°C? - HCBBS Forum
22. The “disruptive” coal chemical technology developed by Shenwu Environmental Protection remains to be tested on a demonstrative scale - HCBBS Forum
23. 【Weekly Topic】【Quality Version 20160906】 - HCBBS Forum
24. Expert analysis: Will the registered safety engineer title be abolished? - HCBBS Forum
25. Could you please recommend a powerful and versatile platform, preferably one dedicated to the petrochemical industry? Thank you! ! ! ! ! - HCBBS Forum
26. [Mid-Autumn Special Program] Riddle Guessing 09 - HCBBS Forum
27. How to identify and classify major hazard sources in oil and gas transmission pipelines - HCBBS Forum
28. Removal of metal debris from materials - HCBBS Forum
29. Natural gas with a carbon dioxide content of 6.2% – material selection issues - HCBBS Forum
30. Avoid pedestrians to ensure safety - HCBBS Forum
31. Ion-exchange membrane chlor-alkali process - HCBBS Forum
32. Re-discuss questions 24 and 25 from the 2012 case study at 2 p.m - HCBBS Forum
33. Method for detecting free chlorine in spent sulfuric acid - HCBBS Forum
34. Compressor renovation - HCBBS Forum
35. I need detailed operating procedures for the normal and emergency shutdown of Hangzhou Steam Turbines - HCBBS Forum
36. Tianjin Bishuiyuan Environmental Technology Co., Ltd. is seeking talented individuals - HCBBS Forum
37. 【Q&A Question 130】2016.08.28 - HCBBS Forum
38. What to do if the gearbox of an imported extruder is broken? Sabic and Foxconn have chosen to do this! - HCBBS Forum
39. Analysis of the solution to question 29 on the morning of the first day of the 2014 Chemical Engineering professional examination - HCBBS Forum
40. A brief analysis of solutions to vibrations in serpentine spring couplings - HCBBS Forum
41. How to solve overheating of the reducer in a roller conveyor - HCBBS Forum
42. I would like to ask fellow sailors about the operating conditions of the Z40 and Z41. - HCBBS Forum
43. Sign-in record post from August 31, 2016 - HCBBS Forum
44. On the heat transfer coefficient of positive-displacement heat exchangers - HCBBS Forum
45. What is the reason why the liquid at the bottom of the methanol-water separation tower in low-temperature methanol washing is acidic? - HCBBS Forum
46. Aspen simulation of carbon-chlorination reaction - HCBBS Forum
47. Principles for putting dry gas seals into operation - HCBBS Forum
48. Let the best technical experts handle security work! - HCBBS Forum
49. 【Q&A Question 131】2016.08.29 - HCBBS Forum
50. Daily Security Technology Quiz (Single-choice Question) (2016.8.28) - HCBBS Forum
51. When the actual absorption ratio is less than the minimum absorption ratio, the absorption rate decreases, the concentration at the gas phase outlet increases; what about the concentration at the liquid phase outlet? - HCBBS Forum
52. Automatic water addition for online moisture measurement in the coal preparation workshop - HCBBS Forum
53. Are there large gaskets that can be reused, are heat-resistant, and can withstand certain pressures? - HCBBS Forum
54. Work-related injury! It can have serious consequences if businesses ignore these 6 issues - HCBBS Forum
55. 【Haichuan Voting】Go vote to earn wealth! Promotion for this post! - HCBBS Forum
56. For the welds of high-pressure pipes in power plants, in addition to non-destructive testing, should hardness testing also be carried out? - HCBBS Forum
57. Newbie seeking advice on calculating filler height - HCBBS Forum
58. Where is the future for industrial automation professionals? - HCBBS Forum
59. ASME standard number 17-4PH - HCBBS Forum
60. Removal of scale from heat exchanger tube bundles - HCBBS Forum
61. On the afternoon of the second day, there was a question about evaporation: the boiling point increased by 9 degrees. If those 9 degrees aren’t taken into account, can the answer still be determined? - HCBBS Forum
62. Is it really healthy to drink purified water over the long term? - HCBBS Forum
63. 【Daily Question】Chemical Engineering Principles 421: Maintenance of Filtration Equipment (September 5) - HCBBS Forum
64. Commercial concentration of hydrogen peroxide – seeking sources for purchase! - HCBBS Forum
65. If I want to learn spoken English, is VIPABC English a good choice? Has anyone studied there before? How is it charged? - HCBBS Forum
66. In the refining process, what are the causes of coking in reactors? How to avoid it? - HCBBS Forum
67. Which type of thermocouple is suitable for molten aluminum? - HCBBS Forum
68. Effect of turbine pipeline stress on bearing housings - HCBBS Forum
69. Since the material flows from bottom to top, can a vortex flow meter be installed? - HCBBS Forum
70. How should buried joints of pre-fabricated insulated pipes be handled? - HCBBS Forum
71. What are the factors that cause vibration in compressors? - HCBBS Forum
72. Regarding the fluctuation issue of the flow control valve - HCBBS Forum
73. Regarding the selection of mixers, I’m not sure which one to choose - HCBBS Forum
74. True or False Questions - HCBBS Forum
75. Selection of combustible toxic gas detectors? - HCBBS Forum
76. Seeking help - HCBBS Forum
77. Gas sample from acidic water treatment device - HCBBS Forum
78. Marine seawater desalination equipment solutions - HCBBS Forum
79. Debugging steps for ABB valve positioners - HCBBS Forum
80. Newbies, please tell me, seniors, what is your basic work content in a day. - HCBBS Forum
81. Patent issues - HCBBS Forum
82. 【Daily Topic】【Civil Engineering Version 20160830】 - HCBBS Forum
83. I’ve got VIP status now~~~~ It feels so awesome - HCBBS Forum
84. Will the turnaround time of the coke oven change? - HCBBS Forum
85. Material selection for catalytic slurry pumps - HCBBS Forum
86. Questions regarding high-vacuum distillation - HCBBS Forum
87. Seeking advice on gaskets for high-temperature heat exchanger tube boxes - HCBBS Forum
88. Weekly Urea Report, August 19–24, 2016: Urea prices may stabilize - HCBBS Forum
89. Sign-in record post from August 29, 2016 - HCBBS Forum
90. Count how many people did not write the answer to the case in the parentheses - HCBBS Forum
91. GB/T29412-2012: Design requirements for adsorbers used in pressure swing adsorption for hydrogen purification; JB4732. Can it be used for vinyl chloride adsorbers? - HCBBS Forum
92. How to choose the diameter of a hydrophobic pipe? - HCBBS Forum
93. Methanol is distilled in three towers; the pressurized reflux tank is alkaline - HCBBS Forum
94. Incinerator - HCBBS Forum
95. Design specifications for the pipe module in Aspen - HCBBS Forum
96. Does anyone know the production process for manufacturing calcium chloride solution using carbide slag or carbide slurry along with waste hydrochloric acid from the factory? - HCBBS Forum
97. How do people deal with such employees? - HCBBS Forum
98. I would like to ask everyone for advice on calculating the flow velocity at the pipe outlet - HCBBS Forum
99. 【Coal Chemicals Area】August 2016 Postmaster Salary Payment Thread - HCBBS Forum
100. The radiation electric heater in Luoyang Zhongsi has failed - HCBBS Forum