English — Forum #723 (Page 271/642)

1. 【Daily Question No. 137】May 09, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
2. Emerson controller card issues - HCBBS Forum
3. 60MPa pipeline design standards - HCBBS Forum
4. Can boron trifluoride be measured using a metal rotameter? - HCBBS Forum
5. Delayed coking oil discharge pump - HCBBS Forum
6. The obstacle that coal-to-gas companies cannot avoid – peak-shaving production restrictions - HCBBS Forum
7. The chemical industry is in a weak position; the future for instrumentation is uncertain - HCBBS Forum
8. Investigations and Reflections on the Industrial Development of Straw Biogas - HCBBS Forum
9. The global wax market will face a supply shortage - HCBBS Forum
10. The VOC fee system has been fully implemented; discussions on technologies to reduce VOC emissions - HCBBS Forum
11. Classification of pressure vessels - HCBBS Forum
12. 1,2-cyclohexanediol glycidyl ether - HCBBS Forum
13. Chemical industry workplace - HCBBS Forum
14. The safety factor issue for anchor bolts? - HCBBS Forum
15. How to understand English news - HCBBS Forum
16. What is the function of the intermediate tank? - HCBBS Forum
17. 【Picture of the Day】2016 05 12 What kind of device is the one shown in this picture? What is its purpose? Those who answer correctly will gain wealth.. - HCBBS Forum
18. I clearly remember signing in yesterday. . . . . . - HCBBS Forum
19. 【Chemical Industry News】Daqing Refining & Chemical Plant’s Heating Furnaces Get a New Cover to Reduce Energy Consumption - HCBBS Forum
20. 【Picture of the Day】2016 05 13 What is the device in this picture? Those who answer correctly today will receive a financial reward! Expired.. - HCBBS Forum
21. 【Daily Topic】【Civil Engineering Version 20160516】 - HCBBS Forum
22. Reasons for temperature fluctuations in thermoresistors - HCBBS Forum
23. 【Daily Question】2016 05 16 Hydrogenation Section Multiple-choice Question For a distillation column, the reflux ratio is determined by. - HCBBS Forum
24. What are good brands of steam compressors for MVR evaporators? - HCBBS Forum
25. Gain in-depth understanding of the structure and processes of ultra-pure water system installations - HCBBS Forum
26. For a 25m3 underground ethanol tank, is it necessary to use a nitrogen blanket? Which standards can be referred to for this? - HCBBS Forum
27. Does valve opening refer to angle or flow area? - HCBBS Forum
28. How do I learn project management? I’m completely lost - HCBBS Forum
29. Seeking expert advice: How to meet the process requirements by shortening the backwashing cycle of the sand filter? - HCBBS Forum
30. Regarding article publication - HCBBS Forum
31. 【Q&A Question 016】2016.05.06 - HCBBS Forum
32. Should the main material of the heat pipe evaporator not be Q345R, but rather Q245R? - HCBBS Forum
33. What is a reducing valve? - HCBBS Forum
34. Learn legal knowledge on protecting rights in work-related accidents from cases* - HCBBS Forum
35. Introduction to the catalytic cracking unit at Beihai Petrochemical - HCBBS Forum
36. 【Weekly Topic】【HVAC Version 20160509】 - HCBBS Forum
37. Application scope and installation requirements for boiler water softening equipment - HCBBS Forum
38. I need a flowchart (CAD diagram) for atmospheric distillation with control points - HCBBS Forum
39. How can dust in coal pyrolysis oil and gas be removed? - HCBBS Forum
40. UNIPOl Polypropylene Introduction: Product Section (1) - HCBBS Forum
41. Vent gas recovery - HCBBS Forum
42. Similarities and differences between electrodialysis and ion exchange - HCBBS Forum
43. 【Daily Topic】【Engineering Version 20160506】 - HCBBS Forum
44. Accident case analysis: one question per Monday (2) – +3 wealth for participation, plus an additional 1-5 wealth for correct answers - HCBBS Forum
45. 【Daily Topic】【Electrical Edition 20160511】 - HCBBS Forum
46. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 511 - HCBBS Forum
47. Training materials on abnormal handling of thermal control - HCBBS Forum
48. Vacuum distillation furnace - HCBBS Forum
49. Can ceramic membrane filters be used for cleaning water towers? - HCBBS Forum
50. Who has videos on the Tricon SIS system? Please share them! - HCBBS Forum
51. How to reduce the static pressure downstream of the control valve - HCBBS Forum
52. A single inch of time – who wastes one’s youth? - HCBBS Forum
53. What are the reasons for the low exhaust gas flow rate in the air separation system? - HCBBS Forum
54. Happy Mother’s Day - HCBBS Forum
55. What does SGN represent in the instrument interlock section of the process flow diagram? - HCBBS Forum
56. Sulfur content in coke oven gas - HCBBS Forum
57. Is the validity period of the approval document issued by the pressure vessel design agency 5 years or 4 years? - HCBBS Forum
58. Pressure changes in liquefied gas horizontal tanks - HCBBS Forum
59. Child, don’t lose yourself - HCBBS Forum
60. Gore’s innovative sealing technology solutions offer significant advantages in terms of emission reduction, safety, and sealing reliability - HCBBS Forum
61. Which household uses a steam turbine to drive its primary pump or liquid ammonia pump? - HCBBS Forum
62. Are there any devices currently equipped with Kaiser series catalysts? - HCBBS Forum
63. 【Daily Topic】【Civil Engineering Version 20160517】 - HCBBS Forum
64. What is the typical pressure range for flue gas desulfurization units? - HCBBS Forum
65. Sulfur Daily Question, May 16------3 points for participation, 10 points for a correct answer - HCBBS Forum
66. How should the pipes for the valve positioner, safety valves, and pressure relief valve cylinders be routed - HCBBS Forum
67. Questions regarding the download program for the Rotock electric actuator remote control - HCBBS Forum
68. Stainless steel plates for pressure vessels - HCBBS Forum
69. Why is a hydrogen seal used instead of a nitrogen seal for gasoline hydrogenation buffer tanks? - HCBBS Forum
70. 【Daily Topic】【Electrical Edition 20160508】 - HCBBS Forum
71. 【Daily Question】Deep Processing 20160511 Multiple Choice: The basic laws that are often involved in the chemical production process include ( ) - HCBBS Forum
72. How do I get wealth points? - HCBBS Forum
73. For steel belt granulation equipment, if it can produce spherical particles, would it have better application prospects? - HCBBS Forum
74. Congratulations to Nut for being appointed as the deputy super editor of the promotion area - HCBBS Forum
75. Does anyone know the design process for gasification furnaces? - HCBBS Forum
76. Is it appropriate to weld all the baffle plates of the heat exchanger using round steel bars? - HCBBS Forum
77. Catalytic waste heat boiler (without make-up combustion) - HCBBS Forum
78. The sulfur recovery off-gases are sent for treatment in a low-temperature methanol wash - HCBBS Forum
79. Sulfur Daily Question, May 12------3 points for participation, 10 points for a correct answer - HCBBS Forum
80. What are the analysis methods for removing SO3 and sulfuric acid mist from the flue gas generated in catalytic cracking? - HCBBS Forum
81. Could any kind-hearted person provide the drawings for an air-cooled fan type cooler? Thank you! - HCBBS Forum
82. What are the typical opening ratio and weir height in tower design? - HCBBS Forum
83. How is the nozzle performance of the MTP? - HCBBS Forum
84. How to install a fully automatic water softener correctly - HCBBS Forum
85. Operation procedure for hydrogen production from methanol, urgently needed - HCBBS Forum
86. 【Weekly Topic】【 Quality Version 20160512】 - HCBBS Forum
87. 【Weekly Topic】【 HVAC Version 201605010】 - HCBBS Forum
88. Problems with substations around the residential area - HCBBS Forum
89. Another issue has arisen, regarding the crude oil unloading platform? - HCBBS Forum
90. Acetylene pneumatic conveying - HCBBS Forum
91. The issue of negative pressure in the aqueous phase of the tower top condenser - HCBBS Forum
92. Which companies have cooling towers with a capacity of over 3,000 cubic meters per hour? - HCBBS Forum
93. Recently, many cloud storage services have shut down. How are people choosing to store their data? - HCBBS Forum
94. The sludge effluent is turbid, and the TP level is high; only polyaluminum chloride can keep it within acceptable limits. Are there any other alternatives? - HCBBS Forum
95. Do RTO units of a certain capacity generally require an induced draft fan? - HCBBS Forum
96. Economic current algorithm - HCBBS Forum
97. Technical analysis of the ultrafiltration membrane in water softening equipment - HCBBS Forum
98. Production of liquid carbon dioxide - HCBBS Forum
99. I was wondering if that teacher knows what documents are required for the renovation of pressure pipelines. Thank you! - HCBBS Forum
100. Structural characteristics and flow properties of stainless steel corrugated packing - HCBBS Forum