English — Forum #723 (Page 571/642)

1. Regarding compressors Compressors - HCBBS Forum
2. 【Daily Question】2015.08.05 Stainless steel corrosion resistance (2 wealth points for a reply; +3–8 wealth points if the answer is correct) - HCBBS Forum
3. Issues with the feed inlet of the raw material tank - HCBBS Forum
4. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 271 - HCBBS Forum
5. New hydrogen compressor shut down - HCBBS Forum
6. Expert in chemical wastewater treatment - HCBBS Forum
7. Heating the reactor - HCBBS Forum
8. Who has used the Shouli air compressors? What is the quality like? - HCBBS Forum
9. I went for an interview as a gauge technician last Friday; how long will it take before I get any news? - HCBBS Forum
10. 【Daily Question】Chemical Engineering Principles 133: Theoretical Extraction (August 7) - HCBBS Forum
11. Does anyone know about paper publication? - HCBBS Forum
12. Dear friends, what kind of questions are typically asked in the written test for skilled workers in the compressor positions of coal-to-oil projects? - HCBBS Forum
13. What are the quality requirements for water used in analysis? - HCBBS Forum
14. Problems with the methanation stripping tower - HCBBS Forum
15. Vortex flow meter - HCBBS Forum
16. Analyze the causes of failures in the return material system during the operation of a circulating fluidized bed boiler - HCBBS Forum
17. Changing careers is just a way to hide one’s inferiority complex? - HCBBS Forum
18. If gas-phase extraction is used for the side-stream extraction from the vacuum distillation tower, will it contribute to improving the purity of the oil product? - HCBBS Forum
19. What is the residence time of solids in the Lurgi furnace and the BGL gasifier? - HCBBS Forum
20. Regarding pipeline working pressure and design pressure - HCBBS Forum
21. 【Daily Question】2015.08.03 Steel Selection (2 Wealth points for a reply; +3–8 additional Wealth points if the answer is correct) - HCBBS Forum
22. (Seeking help) Problems encountered with 3D rotation in CAD - HCBBS Forum
23. Applications of electric heating in the chemical industry - HCBBS Forum
24. Cold pump - HCBBS Forum
25. How large is the largest PSA nitrogen generator? - HCBBS Forum
26. On the corrosion of carbon steel - HCBBS Forum
27. The issue of the operating frequency of variable-frequency motors - HCBBS Forum
28. Discussion on the coupling of centrifugal pumps - HCBBS Forum
29. The pump empties and requires maintenance frequently – how can this be improved? - HCBBS Forum
30. What is your understanding of undercover investigations? - HCBBS Forum
31. Pipeline properties of 15CR5MO - HCBBS Forum
32. What would be the impact if the C1 and C2 components in the feed to the atmospheric and vacuum distillation unit were removed before it enters the unit? - HCBBS Forum
33. Material issues with pump mechanical seal coolers - HCBBS Forum
34. Layout of fire monitors in the tank farm - HCBBS Forum
35. A large chemical enterprise in Shanghai - HCBBS Forum
36. In general wastewater treatment, how should the dosage of ferrous sulfate and the pH be controlled? - HCBBS Forum
37. The principle of pressurizing pipes with water and some basic questions - HCBBS Forum
38. Regarding the insulating pads on the motor bearing housing - HCBBS Forum
39. Weak trading continues to drive down the PVC market - HCBBS Forum
40. Project Acceptance Evaluation Report - HCBBS Forum
41. Sulfuric Acid Practical Simulation Training System - HCBBS Forum
42. 【Daily Question】Question from Issue 20150807 - HCBBS Forum
43. Workplace Debate Episode 59: Should you leave after choosing the wrong side? Stay? - HCBBS Forum
44. Which is better, the petrochemical (acicular coke) industry or the phosphorus chemicals industry? - HCBBS Forum
45. Discussion on the purification of make-up circulating water for cooling towers - HCBBS Forum
46. Daily Question 2015.8.8 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (single-choice question) - HCBBS Forum
47. On-site processing equipment for repairing heat exchanger sealing surfaces - HCBBS Forum
48. On the preparation of emergency plans for DCS power failure in instruments - HCBBS Forum
49. How to select flanges - HCBBS Forum
50. White arsenic is produced by reducing arsenic in liquid sulfur dioxide; are there any requirements regarding the pH value for this reduction reaction? - HCBBS Forum
51. Question regarding product test samples - HCBBS Forum
52. Which company has more advanced exhaust treatment technology? - HCBBS Forum
53. Newcomer seeking help in this field - HCBBS Forum
54. Summer safety inspection - HCBBS Forum
55. What are the large domestic fertilizer plants (with purification via low-temperature methanol washing)? - HCBBS Forum
56. The meaning of single tank and single dike - HCBBS Forum
57. How to design gas burner nozzles - HCBBS Forum
58. Layout of hot spot monitoring points in heating furnaces - HCBBS Forum
59. Why does the conductivity of the water output from the final stage of reverse osmosis increase? - HCBBS Forum
60. How to set the lifting pressure of the turbine exhaust safety valve - HCBBS Forum
61. Questions regarding sampling settings - HCBBS Forum
62. What kind of boost can Hayes bring to the Rockets if he returns to them? - HCBBS Forum
63. Properties of gasoline - HCBBS Forum
64. Can a utility station be located next to a Class C warehouse? (Refer to building codes) - HCBBS Forum
65. Setting of the vent main temperature - HCBBS Forum
66. Can rock wool be used as an insulating material for medium-pressure steam pipelines? - HCBBS Forum
67. Fault in FUJI differential pressure transmitter - HCBBS Forum
68. Where does corrosion of the tower occur? What causes corrosion? - HCBBS Forum
69. If you’re going to post ads or promotional content, you definitely need to read my advice? - HCBBS Forum
70. Market expectations are bearish; actual PVC trading volume has declined significantly - HCBBS Forum
71. What does the process package include, and what is the level of design detail? - HCBBS Forum
72. How can anti-corrosion treatment for blind flanges and fastening bolts in natural gas stations be done in a simple and practical way? - HCBBS Forum
73. The effect of methyl tert-butyl ether (TAME) on improving octane rating - HCBBS Forum
74. Danish Grundfos pumps - HCBBS Forum
75. Cold oil and cold hydrogen in the reactor bed - HCBBS Forum
76. How does WinCC achieve remote multi-user monitoring - HCBBS Forum
77. Questions regarding fire safety inspections - HCBBS Forum
78. Can the limit switch with a sus316 housing be used on pneumatic valves on ships? - HCBBS Forum
79. How many meters should the fire exit in the boiler room be? What is the minimum fire separation distance required from other structures in this plant area? - HCBBS Forum
80. Material of the acid pump - HCBBS Forum
81. Selection of molten salt heat exchangers - HCBBS Forum
82. What is the required temperature of the regenerator bed when injecting fuel into the lift pipe during the startup of the catalytic unit? - HCBBS Forum
83. Issues related to the Hydrocom system - HCBBS Forum
84. 【Daily Question】 August 5th: What characteristics of a motor are primarily indicated by its model number? - HCBBS Forum
85. Accident Handling 7: What are the principles for handling accidents in circulating fluidized bed boilers? - HCBBS Forum
86. Should sand be filled in the oily wastewater tank of the acidic water stripping unit and the amine preparation and recovery tank of the amine solution regeneration unit? - HCBBS Forum
87. What are the specifications for the carbon dioxide product gas in the Lurgi low-temperature methanol wash process for coal-to-methanol production? - HCBBS Forum
88. Regarding the issue of shift work at the grassroots level for chemical process engineers - HCBBS Forum
89. Where problems are likely to occur due to improper installation of reciprocating compressors - HCBBS Forum
90. Searching for non-full-pipe sewage flow meters - HCBBS Forum
91. Are there any good chemical-related companies in Wuhan that are looking for inspectors or safety engineers? - HCBBS Forum
92. Translate - HCBBS Forum
93. Yokogawa DI Card ADV151-P - HCBBS Forum
94. pH meter selection (alkali and chlorine resistant) - HCBBS Forum
95. Classification of enterprises - HCBBS Forum
96. ABB frequency converter - HCBBS Forum
97. The burner cooling water shut-off valve cannot be closed - HCBBS Forum
98. Seek guidance from experts! How can calcium stearate be incorporated into an aqueous solution? - HCBBS Forum
99. Reboiler heat load calculation - HCBBS Forum
100. 【Daily Question】20150806 – Knowledge related to steam (2 wealth points for replying, +3 wealth points for getting it right) - HCBBS Forum