English — Forum #723 (Page 395/642)

1. Absorbent issues in absorption towers - HCBBS Forum
2. 【Active participation to improve together: 1.2–1.8 for participation wealth +2, correct wealth +3–10】 - HCBBS Forum
3. Process piping, layout plan - HCBBS Forum
4. 【Daily Question】Chemical Engineering Principles 284: High conductivity of water output from mixed-bed resins (January 4) - HCBBS Forum
5. Heat removal from the DMTO reactor - HCBBS Forum
6. Instructions for the boiler dust collector - HCBBS Forum
7. After the gasifier was shut down and when attempting to start it up in conjunction with other units failed, the burner was removed, and coal slurry was found in the central oxygen pipeline. What is the reason for this? - HCBBS Forum
8. Regarding flowmeter calibration - HCBBS Forum
9. Should I use WRC107 or WRC297? - HCBBS Forum
10. Insights gained after starting a business - HCBBS Forum
11. Issues regarding the settlement of costs for large cranes - HCBBS Forum
12. In safety production, one must avoid the tactic of \"covering one’s ears while stealing\"” - HCBBS Forum
13. 【Daily Question】12.29 Acidic Pipeline Layout (Reply +3 points; correct answer adds another 3–8 points) - HCBBS Forum
14. Foreign-funded company - Taixing - Mechanical Reliability Engineer - HCBBS Forum
15. Principles for the installation of thermometers and pressure gauges at the site as shown in the drawings - HCBBS Forum
16. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 253 - HCBBS Forum
17. Welding procedure qualification - HCBBS Forum
18. Environmental Protection Daily Quiz: December 29 – Participate for prizes; 3 correct answers and you’ll get another 3 prizes - HCBBS Forum
19. 【Daily Topic】【Civil Engineering Version 20160105】 - HCBBS Forum
20. Please recommend manufacturers of oxidizers. Thank you! - HCBBS Forum
21. Summary of the Equipment Information Section for 2015 - HCBBS Forum
22. What is the typical mesh size for the inlet filter of a liquefied gas pump? - HCBBS Forum
23. How to draw a horizontal axial flow pump in a process flow diagram? - HCBBS Forum
24. Regarding the installation location of the pressure relief valve in the hydrogenation unit - HCBBS Forum
25. What to do if I forgot my Haichuan login password? - HCBBS Forum
26. What kind of material is GH180? - HCBBS Forum
27. 【Daily Topic】【Storage & Transportation Edition 20151228】 - HCBBS Forum
28. Regarding reducing the temperature of the top condenser - HCBBS Forum
29. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 255 - HCBBS Forum
30. Looking for a teacher who understands instrument installation and settlement - HCBBS Forum
31. 【Daily Question No. 62】January 8, 2016: +2 wealth for participation, +3 additional wealth for a correct answer - HCBBS Forum
32. Haichuan Gratitude Season – Unforgettable Xiao Bangzi [Petroleum Area 002] - HCBBS Forum
33. Regarding alkaline mist neutralization in semi-enclosed workplaces - HCBBS Forum
34. 【Daily Topic】【Live Version 20160107】 - HCBBS Forum
35. Q&A on crude benzene hydrogenation refining technology - HCBBS Forum
36. Coking rate or coke formation rate - HCBBS Forum
37. 【Daily Question】1.11 Short-answer question: Why is it necessary to control the 10% distillation temperature of automotive gasoline? - HCBBS Forum
38. Does an inverter require an inverter cable? - HCBBS Forum
39. Which company in China can manufacture gas turbines? Or a gas turbine combined with a steam turbine? - HCBBS Forum
40. Compressor model - HCBBS Forum
41. What are the hazards of a complete manual power outage in Hilscher systems! - HCBBS Forum
42. Selection of mechanical seal types for centrifugal pumps - HCBBS Forum
43. On the control of the feed temperature in distillation columns - HCBBS Forum
44. 【Daily Topic】【Civil Engineering Version 20160108】 - HCBBS Forum
45. Design temperature of oil tank - HCBBS Forum
46. Two-phase separation problem - HCBBS Forum
47. 【Daily Topic】【Storage & Transportation Edition 20160104】 - HCBBS Forum
48. Explosion protection issues - HCBBS Forum
49. 【Daily Question】January 6, 2016: Boiler Basics True/False Questions (Top 50 responders receive +3 Wealth points; those who get it right earn an additional +3–8 Wealth points) - HCBBS Forum
50. 【Joint Study*】【Civil Engineering Version 20160106】 - HCBBS Forum
51. Reflections on Safety——Even in calm waters, there is a risk of sinking - HCBBS Forum
52. Questions about CE certification - HCBBS Forum
53. If denitration is not carried out in the inlet quench section of the desulfurization tower that uses the sodium-alkali method for desulfurization, can 316L material be used for this inlet quench section? - HCBBS Forum
54. 【Daily Question】Chemical Engineering Principles 291: Water Vapor Sampling (January 11) - HCBBS Forum
55. After water washing and cooling, assuming that there is no water left in the cooled gas and the temperature is 40 degrees, can it be fed directly into the converter? ... - HCBBS Forum
56. What are the precautions when using spectrophotometry to determine phosphate levels in water? - HCBBS Forum
57. A problem with transformation - HCBBS Forum
58. Request a set of drawings for liquid sulfur storage tanks - HCBBS Forum
59. 【Daily Question】January 1, 2016: Boiler Basics True/False Questions (Top 50 responders receive +3 wealth points; those who get it right receive an additional +3–8 wealth points) - HCBBS Forum
60. Looking for English-language operation manuals and technical specifications for diesel hydrogenation/gasoline hydrogenation units in foreign companies - HCBBS Forum
61. Wishing everyone a happy New Year! Jan 1, 2016: Participate in the prize-winning quiz; 5 more prizes for answering 3 questions correctly - HCBBS Forum
62. Using an orifice plate to measure gas mass flow rate? - HCBBS Forum
63. Sign-in record post from January 10, 2016 - HCBBS Forum
64. Acid gas offline analysis spectrum of the sulfur unit? - HCBBS Forum
65. Instrument cable transmission distance - HCBBS Forum
66. 【Daily Question】1.6 Short-answer question: What is mist entrainment? - HCBBS Forum
67. It’s really cold today - HCBBS Forum
68. Are there any designers who have worked on naphtha hydrogenation projects? - HCBBS Forum
69. 【Daily Question】2016.1.11 Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
70. Operation data of an enterprise’s ammonia-based electrowinning zinc process - HCBBS Forum
71. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for those who participate； Question 251 - HCBBS Forum
72. Evaporation crystallization of sodium sulfate – how long can 316L be used? - HCBBS Forum
73. There is a hydrogen sulfide issue in the sewage treatment tank - HCBBS Forum
74. 【Daily Topic】【Electrical Edition 20160111】 - HCBBS Forum
75. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 403 - HCBBS Forum
76. Pressure difference before and after the valve issue - HCBBS Forum
77. Are the on-site calibration results of flowmeters with a liquid medium reliable? - HCBBS Forum
78. potassium thiocyanate - HCBBS Forum
79. Sign-in record post from January 5, 2016 - HCBBS Forum
80. 【Joint Study*】【Civil Engineering Version 20160108】 - HCBBS Forum
81. Problems with using domestic flocculants and scale inhibitors in RO water treatment processes - HCBBS Forum
82. 【Daily Question】Chemical Engineering Principles 288: Three-Phase Motors (January 8) - HCBBS Forum
83. Who has a free tool to convert PDF to WORD, one that can handle the conversion of the entire text quickly? - HCBBS Forum
84. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for those who participate； Question 252 - HCBBS Forum
85. Seeking design drawings for a dehydration plant worth 200,000 – are there no experts on Haichuan? - HCBBS Forum
86. Seeking help to use ASPEN to simulate the fluorosulfonic acid content in the washing unit during AHF production - HCBBS Forum
87. A new year, a new beginning - HCBBS Forum
88. Do low-pressure steam pipelines need filters? - HCBBS Forum
89. Material of the heat exchanger - HCBBS Forum
90. How do people check for errors when preparing feasibility and evaluation reports? - HCBBS Forum
91. 【Daily Question】January 2, 2016: Boiler Basics True/False Questions (Top 50 responders receive +3 wealth points; those who get it right earn an additional +3 to +8 wealth points) - HCBBS Forum
92. Seeking help regarding the startup and switching of negative pressure pumps - HCBBS Forum
93. How to improve the adhesion of topcoat to galvanized components? - HCBBS Forum
94. Dicyandiamide content in urea - HCBBS Forum
95. There is a problem with the report printing service in the Hilscher MACS6.5.2 system; let’s discuss it together - HCBBS Forum
96. 【Daily Topic】【Electrical Edition 20160105】 - HCBBS Forum
97. Delayed coking solvent regeneration - HCBBS Forum
98. Regarding the tower top distillation range issue - HCBBS Forum
99. Self-acting control valve - HCBBS Forum
100. There’s only a little money left for the stars - HCBBS Forum