English — Forum #337 (Page 146/163)

1. Can a heat transfer oil pipeline be converted into a steam pipeline? - HCBBS Forum
2. Which type of nozzle has the best anti-clogging properties? ! - HCBBS Forum
3. The steam flow direction in the steam tracing pipeline should be opposite to that of the material in the material pipeline - HCBBS Forum
4. Why are the power distribution room and control room classified as Class C? ? - HCBBS Forum
5. Seeking help regarding the lining of sulfuric acid-resistant reactors - HCBBS Forum
6. Practice **Question 001 - HCBBS Forum
7. Regarding PID flowcharts - HCBBS Forum
8. What is the role of the starting fuel gas in the vacuum system of vacuum distillation? - HCBBS Forum
9. Coal tar acid washing process - HCBBS Forum
10. Reflux ratio adjustment - HCBBS Forum
11. E-book material ~ Lecture on the Basics of Catalytic Reforming Units (Chapter 5) - HCBBS Forum
12. 【Daily Topic】【HVAC Version 20170606】 - HCBBS Forum
13. Design temperature for pipelines at normal temperature - HCBBS Forum
14. The issue of installing a partition dike in the middle of a single tank and single dike - HCBBS Forum
15. The sealing ring is supposed to be installed this way - HCBBS Forum
16. Can fluororubber resist the corrosion of caprolactam liquid? - HCBBS Forum
17. 【Daily Topic】【HVAC Version 20170411】 - HCBBS Forum
18. Can equipment in the workshop be placed directly on the floor? - HCBBS Forum
19. Technical Exchange on Maintenance and Overhaul of Dongfulong Pharmaceutical Lyophilizers - HCBBS Forum
20. 304/304L large-diameter welding - HCBBS Forum
21. 【Daily Topic】【HVAC Version 20170420】 - HCBBS Forum
22. Why isn’t the Reynolds number provided in HTRI’s report form? ! - HCBBS Forum
23. Ammonia nitrogen value in the evaporated and condensed liquid of an sulfuric acid solution - HCBBS Forum
24. What are the concentrations available for purchasing industrial hydrochloric acid? What are the concentrations of industrial liquid caustic? ? - HCBBS Forum
25. 【Daily Question】Poetry Literature Edition (170323) - HCBBS Forum
26. May I ask about the electric four-way valve used in coking plants? - HCBBS Forum
27. Seeking guidance on how to represent utility systems for complete equipment in P&IDs - HCBBS Forum
28. The waste liquid cannot be discharged - HCBBS Forum
29. 【Daily Question】Poetry and Literature Edition (170322) - HCBBS Forum
30. Depolymerization of PTMEG (polytetramethylether glycol) - HCBBS Forum
31. Without a homepage legend, can the PID be understood? - HCBBS Forum
32. Help: How can I remove about 2% methanol from water? Can steam stripping be used, or should I simply heat it? - HCBBS Forum
33. [Weekly Image] Catalytic Coking Reformate Blending Version (Sixth Image of April 2017) - HCBBS Forum
34. Location of the flame arrester and check valve - HCBBS Forum
35. Solve - HCBBS Forum
36. Help, please assist in analyzing the issue of water hammer in steam condensate - HCBBS Forum
37. Issues with the vacuum system, seeking advice! - HCBBS Forum
38. Is there a limit on the oxygen content in the fuel gas network of refineries? - HCBBS Forum
39. I need a set of process technical specifications for air separation units - HCBBS Forum
40. Pre-treatment of feedstock for propylene production via catalytic dehydrogenation of propane - HCBBS Forum
41. Urgently need a methanol distillation material balance diagram template - HCBBS Forum
42. Can the power distribution room and control room be in the same building? Such as separated by floors or left and right? - HCBBS Forum
43. Suggestions on energy conservation and consumption reduction - HCBBS Forum
44. C037 E-book----Training Material for Air Separation in Coal Chemical Industry - HCBBS Forum
45. 【Daily Topic】【HVAC Version 20170526】 - HCBBS Forum
46. 【Daily Topic】【HVAC Version 20170524】 - HCBBS Forum
47. Calculations for the neutralization reaction between sulfuric acid and sodium hydroxide - HCBBS Forum
48. Is heat treatment required for the butt welding of 20G (Q245R) DN32 steel pipes? ? Is flaw detection needed? ? - HCBBS Forum
49. How is the high-pressure system for hydrocracking calculated? - HCBBS Forum
50. Is it necessary to add a drain before the steam trap? - HCBBS Forum
51. Seeking assistance with the MDEA decarburization process flow - HCBBS Forum
52. What is the main job of process engineers in petrochemical and chemical companies? - HCBBS Forum
53. How much are glass-lined equipment used in the pharmaceutical industry? - HCBBS Forum
54. Regarding the design of capillaries - HCBBS Forum
55. Information on the hydroprocessing of diesel and gasoline - HCBBS Forum
56. Some questions about the Fenton reaction - HCBBS Forum
57. Urea production process using CO2 stripping - HCBBS Forum
58. Seeking accurate measurement of component heat generation - HCBBS Forum
59. Sulfur dioxide oxidation - HCBBS Forum
60. Do the pressure of superheated steam and saturated steam follow the same pattern as temperature? - HCBBS Forum
61. Insulation material selection - HCBBS Forum
62. Can pipe racks be installed on a firewall? triangular brace - HCBBS Forum
63. The regeneration tank level regulator cannot be adjusted - HCBBS Forum
64. 89- The feather leaf separator is used in the design of the gas-liquid separation internals for the three-phase separator in FPSO floating semi-submersed oil and gas platform projects - HCBBS Forum
65. 【Daily Question】Poetry and Literature Edition (170319) - HCBBS Forum
66. How is the diameter of a control valve determined, step by step? ? ? - HCBBS Forum
67. Process design calculations for the cooling water tank - HCBBS Forum
68. Feasibility Discussion on Low-Temperature Methanol Wash via MDEA Decarburization - HCBBS Forum
69. I would like to ask everyone about the cold drum exhaust gas recovery process - HCBBS Forum
70. Saturated vapor pressure of chloromethane - HCBBS Forum
71. Pre-hydrogenation reciprocating compressor commissioning steps - HCBBS Forum
72. I have a question regarding the water seal tank: - HCBBS Forum
73. What is the required distance between pipe racks and Class A factories or warehouses? Which provision has it? - HCBBS Forum
74. Ethyl maltol - HCBBS Forum
75. What is the difference in the distance between Class A and B storage tanks inside the facility, and those in the storage tank area, and the roads? ? - HCBBS Forum
76. In areas that have no operators and only require occasional maintenance and inspections, is it possible to omit the installation of spray eyewash stations? - HCBBS Forum
77. What is the basis for adjusting the amount of stripping steam? - HCBBS Forum
78. Formaldehyde heat transfer oil explosion-proof plate - HCBBS Forum
79. The horizontal distance from the foundation line inside the fire dike to the outer wall of the vertical storage tank should not be less than half of the tank wall height? ? - HCBBS Forum
80. Aromatic extraction thermal siphon - HCBBS Forum
81. [Weekly Image] Catalytic Coking Reformate Blending Version (First image of May 2017) - HCBBS Forum
82. Question Bank for Substation Professional Skills Competition [Compiled by Fujian Electric Power Co., Ltd.] - HCBBS Forum
83. Can producer gas be used as fuel for boilers? - HCBBS Forum
84. Oil-water separator is not working properly - HCBBS Forum
85. Testing plan for the truck loading crane pipe - HCBBS Forum
86. Standard download website - HCBBS Forum
87. Are there any factories in the area around Shanghai that offer extraction services? Our company has a batch of products that need to have their components extracted. - HCBBS Forum
88. In the formula for calculating the wall thickness of straight pipes in the \"Code for Design of Industrial Metal Piping\", is the pressure referred to as gauge pressure? - HCBBS Forum
89. Distillation operation - HCBBS Forum
90. What should be done if the span required for mounting pipe supports on pipes cannot be met? ? - HCBBS Forum
91. Why is there a gas bubble in the vent pipeline in this diagram? - HCBBS Forum
92. DCS debugging - HCBBS Forum
93. Liquid nitrogen decompression - HCBBS Forum
94. The origin of the Safety Green Cross - HCBBS Forum
95. E-book materials ~ Lecture on Chemical Engineering Equipment and Piping (Chapters 2, Sections 3 and 4) - HCBBS Forum
96. How to remove carbon disulfide from exhaust gases - HCBBS Forum
97. What is the required distance between Class A liquid storage tanks and the perimeter wall? Which provision has it? - HCBBS Forum
98. What is the normal condensate temperature for a vacuum pump of stage 3? - HCBBS Forum
99. 【Daily Topic】【HVAC Version 20170327】 - HCBBS Forum
100. Is there a layout diagram for a natural gas gathering and transportation station? I’m looking for one - HCBBS Forum