English — Forum #337 (Page 85/163)

1. Is it necessary to reduce the pressure when a temperature spike occurs during catalytic hydrogenation? - HCBBS Forum
2. Can thermomechanical rolling replace normalizing? - HCBBS Forum
3. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190131 - HCBBS Forum
4. What temperature is needed to light a mosquito coil? ! - HCBBS Forum
5. [Daily Question] Basic Process Knowledge (True/False) 20190302 - HCBBS Forum
6. Problem of condensate recovery in the device - HCBBS Forum
7. Do you have any recommendations for training institutions for pressure pipelines? - HCBBS Forum
8. [Daily Question] Basic Process Knowledge (True/False) 20190312 - HCBBS Forum
9. [Daily question] [Static Equipment Exchange Edition...Question 30] Multiple choice question on January 30, 2019...Thank you for your support - HCBBS Forum
10. Recycle argon gas - HCBBS Forum
11. I would like to ask the experts: which storage tanks require a spray cooling water system, and which standards specify this requirement? - HCBBS Forum
12. Operating problems of the circulating water system - HCBBS Forum
13. Daily tasks of process engineers, as well as quarterly and year-end tasks - HCBBS Forum
14. What does the sound in a pipe sound like when the gas flow rate is 40 m/s? ! - HCBBS Forum
15. 【Daily Question】 【AC Version for Static Equipment...Question 31】 January 31, 2019 – True/False Question...Good snow predicts a good harvest - HCBBS Forum
16. Valve installation - HCBBS Forum
17. Pressure pipeline - HCBBS Forum
18. On the drying and packaging of antioxidant 1035 - HCBBS Forum
19. What is the maximum actual operating temperature that FRPP pipes can reach over a long period of time? - HCBBS Forum
20. Utility consumption list - HCBBS Forum
21. Volumetric flow rate calculation. - HCBBS Forum
22. Is the time it takes for the flue gas to reach saturation temperature during desulfurization related to the inlet temperature? - HCBBS Forum
23. 【Daily Question】【AC Version for Static Equipment...Question 53】February 22, 2019 – True/False Question...Everything is going well - HCBBS Forum
24. Process Design for Long-Distance Oil and Gas Pipelines PDF - HCBBS Forum
25. Pipeline drawing issues - HCBBS Forum
26. Fire separation distance - HCBBS Forum
27. [Daily Question] Basic Process Knowledge (True/False) 20190401 - HCBBS Forum
28. Waste gas incinerators and waste liquid incineration manufacturers - HCBBS Forum
29. How to design spray cooling for storage tanks? - HCBBS Forum
30. Emergency relief manhole - HCBBS Forum
31. C5C9 resin process package and engineer design - HCBBS Forum
32. Seeking help regarding the addition of sodium nitrite - HCBBS Forum
33. Liquefied natural gas loading crane in Hebi - HCBBS Forum
34. Problems with the pressure gauge - HCBBS Forum
35. 【Daily Question】 【AC Version for Static Equipment... Question 12】 January 12, 2019 – True/False Question... Good luck and prosperity - HCBBS Forum
36. Principles for selecting pipeline filters - HCBBS Forum
37. Chemical Laboratory Safety Training PPT - HCBBS Forum
38. Regarding the extruded branch pipe - HCBBS Forum
39. Discussion on issues related to the installation of hoses connecting storage tanks - HCBBS Forum
40. What is the CAD marker set manager used for? ? - HCBBS Forum
41. Chemical Distillation Competition - HCBBS Forum
42. Do you know anything about Zhenhai Petrochemical Engineering Company? What does a thermal design engineer mainly draw? What are the prospects? I am an undergraduate - HCBBS Forum
43. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190101 - HCBBS Forum
44. Why is a balance vessel required when using a differential pressure level gauge to measure the liquid level in a boiler drum? ? Principle? - HCBBS Forum
45. Who has Flarenet video tutorials? Please share them - HCBBS Forum
46. What does the content in the red box represent? Also, what do I and L mean? - HCBBS Forum
47. Add ferric chloride for precipitation in the sedimentation tank - HCBBS Forum
48. Can electric heating be used in the heat tracing system of coking units? - HCBBS Forum
49. The safety valve of the equipment has activated - HCBBS Forum
50. Height requirements for exhaust vents of oil-containing wastewater wells. - HCBBS Forum
51. For vertical storage tanks smaller than 1003, should feeding be done from the bottom or from the top of the tank? - HCBBS Forum
52. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190121 - HCBBS Forum
53. Calculation method for the U-bend on the condenser liquid outlet line? - HCBBS Forum
54. 【Daily Question: Pump Equipment】True or False Question, 2018.12.25 - HCBBS Forum
55. Is the nitrogen added by the vacuum pump’s gas trap counted in the pumping volume? - HCBBS Forum
56. [Daily Question] [Static Equipment Exchange Edition...Question 41] Multiple choice question on December 26, 2018...Wealth - HCBBS Forum
57. Do gas pipelines need flame arresters? - HCBBS Forum
58. flow orifice plate - HCBBS Forum
59. Pump choice? - HCBBS Forum
60. Level interlock - HCBBS Forum
61. Self-acting control valve - HCBBS Forum
62. Seeking advanced design for chemical additive injection - HCBBS Forum
63. Dynamic diagrams of 100 common equipment in the chemical industry - HCBBS Forum
64. 【Daily Question】 【Static Equipment – AC Version...Question 03】 January 3, 2019 – True/False Question...Good health - HCBBS Forum
65. Which type of pipe is less likely to develop scale or deposits that could cause blockages? - HCBBS Forum
66. 【Daily Question】【AC Version for Static Equipment...Question 112】April 22, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
67. Petrochemical Regulations 2018 - HCBBS Forum
68. I have a question: There are substances that tend to precipitate out of wastewater, causing pipes to become clogged or deposits to form in the collection tanks; these deposits are quite hard. Is there any way to deal with this? - HCBBS Forum
69. DCS screen design issues - HCBBS Forum
70. Production process of vinyl acetate - HCBBS Forum
71. I’m seeking help from experts to analyze the cause of the cracking - HCBBS Forum
72. [Daily question] [Static Equipment Exchange Edition...Question 16] Multiple choice question on November 30, 2018. Participation will win prizes - HCBBS Forum
73. [Daily Question] Basic Process Knowledge (True/False Questions) 20190426 - HCBBS Forum
74. How to remove trace amounts of styrene (as well as trace amounts of acrylonitrile) from water so that the water can be discharged directly - HCBBS Forum
75. The end of the year is approaching; let’s create a post to share your reflections on this year in the crafts category as well as your expectations for next year. There will be prizes for those who reply - HCBBS Forum
76. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190115 - HCBBS Forum
77. Why are two auxiliary lines required for regulation, and why is the steam trap installed within the control valve assembly? Wasn’t it more... earlier? - HCBBS Forum
78. A lot of foam is generated when heating the ammonium dihydrogen phosphate solution produced from waste phosphoric acid - HCBBS Forum
79. \"Chinese Journal of Materials Science and Engineering: Welding Engineering\" - HCBBS Forum
80. LPG cylinder pressure reduction issue - HCBBS Forum
81. Can a safety valve on a pressure vessel be installed on a short pipe connected to the vessel? - HCBBS Forum
82. Dear Haihao friends, there is a problem related to alkali matching that requires everyone’s help - HCBBS Forum
83. Someone with extensive experience – please use your knowledge to guess: the location is that of a remote pressure transmitter - HCBBS Forum
84. Equipment reservation - HCBBS Forum
85. 【Daily Question】 【AC Version for Static Equipment...Question 107】 April 17, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
86. High-temperature resistant activated carbon - HCBBS Forum
87. Position of tank nozzle - HCBBS Forum
88. Does anyone know what this icon means? - HCBBS Forum
89. Baosteel’s excellent 47-page PPT presentation on FMEA! - HCBBS Forum
90. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190221 - HCBBS Forum
91. How are the diameter and length of the cylinder body of a vertical pressure vessel calculated? ? - HCBBS Forum
92. Storage tank nitrogen seal - HCBBS Forum
93. The issue of restructuring - HCBBS Forum
94. I am working on the process flow diagram and layout plan for the production of 2-ethylanthraquinone using the phthalic anhydride method; I am seeking help from those who have experience in this area - HCBBS Forum
95. What are the hazards of bumping during distillation? - HCBBS Forum
96. Is it necessary to add a buffer tank in front of the vacuum pump? - HCBBS Forum
97. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190125 - HCBBS Forum
98. [Daily Question] Basic Process Knowledge (Fill-in-the-blank) 20190215 - HCBBS Forum
99. 【Daily Question】 【AC Version for Static Equipment...Question 74】 March 15, 2019 – Self-created question and answer...Everything is going well - HCBBS Forum
100. Under what circumstances can a bypass be omitted for a control valve? ? - HCBBS Forum