English — Forum #723 (Page 82/642)

1. The \"30:30:30:10 Rule\" that every professional should know」 - HCBBS Forum
2. 【Daily Question】Chemical Engineering Principles 462: Boiler Steam (November 18) - HCBBS Forum
3. For pressure testing of stainless steel pipes, fresh water is used; the chloride ion level is too high. Is it possible to conduct a short-duration pressure test? - HCBBS Forum
4. Who has the electronic version of the second edition of the tutorial on chemical engineering simulation software? - HCBBS Forum
5. Architecture > Design Code for Kindergartens and Nurseries JGJ 39-2016 - HCBBS Forum
6. 【11-16】Daily Question for Occupational Health Edition - HCBBS Forum
7. When surfacing ER2209 on 16MnR, do I need an over-layer electrode? Should I use A302 or A402? - HCBBS Forum
8. Issues regarding the fire-fighting water supply at bottled liquefied petroleum gas supply stations - HCBBS Forum
9. DuPont Technology Seminar - HCBBS Forum
10. Downstream utilization of petroleum coke from delayed coking - HCBBS Forum
11. What are the options for dealing with voltage fluctuations and power outages in diesel hydrogenation? - HCBBS Forum
12. [Daily Question] Principles of Chemical Engineering 463: Resin (November 21) - HCBBS Forum
13. Another donation to celebrate the 5th anniversary of HaiChuan – Everyone is welcome to come to the leisure section to share and communicate more - HCBBS Forum
14. Smoke coming from the coke oven door - HCBBS Forum
15. Is GGH still used for desulfurization in power plants these days? - HCBBS Forum
16. Public announcement on the formulation of new national standards for plastic running tracks: stricter limits on various harmful substances - HCBBS Forum
17. Maintenance and recovery of gas phase in liquefied gas tower - HCBBS Forum
18. 14000 18000’s study* - HCBBS Forum
19. How to avoid the thick smoke in a fire - HCBBS Forum
20. Regarding the unit of the kinetic pre-exponential factor k - HCBBS Forum
21. Chain problem - HCBBS Forum
22. How to understand it in English - HCBBS Forum
23. Isooctane dry point - HCBBS Forum
24. Who has the Schunk manual for veg20650? Could you share it? - HCBBS Forum
25. Fault analysis of pump vibration - HCBBS Forum
26. The difference between TICC and ccs - HCBBS Forum
27. Analysis of gas components in catalytic stabilization positions - HCBBS Forum
28. Does anyone know any companies that produce methylcyclopentadiene in China? - HCBBS Forum
29. 2016-11-21 Multiple-choice questions (3 points for participation, 8 points for correct answers) - HCBBS Forum
30. Which manufacturers produce high-quality fully welded heat exchangers for the chemical industry? - HCBBS Forum
31. Plan for switching boilers from coal to gas - HCBBS Forum
32. Wow, a wave maker. - HCBBS Forum
33. Can atmospheric-pressure furnace gasification produce residue oil - HCBBS Forum
34. Have you done this candle experiment? - HCBBS Forum
35. What is the required distance between the pipe rack and Class A storage tanks? ? Are there any regulatory requirements? ? Urgent! Urgent! Urgent! ! - HCBBS Forum
36. 【Haichuan Chemical Accident Update】Fire caused by toluene sulfate at a chemical plant in Huaiquan Village, Jiangxian County, Shanxi Province - HCBBS Forum
37. Difference between throttle valve refrigeration and expansion mechanism refrigeration - HCBBS Forum
38. Issues regarding pipe supports in petrochemical plants - HCBBS Forum
39. For a large atmospheric-pressure storage tank that is 10 meters high and equipped with an ultrasonic level gauge at the top, is it also necessary to install one on the side as well? - HCBBS Forum
40. Trench drainage - HCBBS Forum
41. How to recover and utilize multiple streams of high-temperature flue gas - HCBBS Forum
42. Man Island TT, those who know about it, come and take a look~ - HCBBS Forum
43. Interaction on Occupational Health and Safety Management Concepts--01 - HCBBS Forum
44. Does anyone know what the acceptable million-defect rate is for instrument valves and connectors? - HCBBS Forum
45. Sign-in record post from November 20, 2016 - HCBBS Forum
46. Development of specialized materials for high-performance polypropylene - HCBBS Forum
47. Procedures for establishing a gas station - HCBBS Forum
48. Help needed - HCBBS Forum
49. Sign-in record post from November 21, 2016 - HCBBS Forum
50. [Haichuan Chemical Joke Shop] 075 Everyone makes mistakes - HCBBS Forum
51. Annual maintenance is complete; the unit is restarted - HCBBS Forum
52. Problems with condensate recovery facilities - HCBBS Forum
53. Things about the workplace - HCBBS Forum
54. By the way, how do you determine the design temperature for saddle supports? - HCBBS Forum
55. Difference between inflowing expanded air into the upper tower and the lower tower - HCBBS Forum
56. Guru, please help! - HCBBS Forum
57. Can straight seamless steel tubes be bent to create elbows? - HCBBS Forum
58. Can a pressure-type level gauge on the side of a storage tank be used with waste acid? ? ? - HCBBS Forum
59. Is a license also required to weld PE pipes? - HCBBS Forum
60. 【Haichuan Chemical Jokes Shop】073 Group Purchase - HCBBS Forum
61. Environmental inspections: Regional environmental problems in Jiangsu have not been fundamentally resolved, posing significant environmental risks - HCBBS Forum
62. Please download the Haichuan APP in a timely manner - HCBBS Forum
63. Which task is the most important in process design? - HCBBS Forum
64. Gasification Daily Question: 11-18-2016 – Process analysis question (5 points for participation, 10 points for a correct answer) - HCBBS Forum
65. Who knows what the maximum amount of hazardous chemicals that can be stored in a laboratory is? - HCBBS Forum
66. Questions regarding the support design of vertical fixed-tube-sheet heat exchangers? - HCBBS Forum
67. First post after arriving in Xinjiang - HCBBS Forum
68. Production wastewater from polyethylene/polypropylene plants in the petrochemical industry - HCBBS Forum
69. How to choose a good hydraulic pump repair company? - HCBBS Forum
70. Circulating pipeline network pressure - HCBBS Forum
71. 【Gas News】Bishuiyuan becomes the largest shareholder of Chengyingde Gas - HCBBS Forum
72. Approval process for converting a dome tank into an internal floating roof tank - HCBBS Forum
73. Recommendations for pressure regulators for fuel gas used in burners - HCBBS Forum
74. Using the mobile version for the first time - HCBBS Forum
75. Suzuki Hayate, the former champion…… - HCBBS Forum
76. Sealing type of the light oil pump in the catalytic unit - HCBBS Forum
77. I have a question regarding energy medium consumption - HCBBS Forum
78. Firefighting Riddle (11.16) - HCBBS Forum
79. Suggestions regarding simulation instances - HCBBS Forum
80. 2016-11-12 Multiple-choice Questions (3 points for participation, 8 points for correct answers) - HCBBS Forum
81. Preheater boiler outlet temperature - HCBBS Forum
82. I would like to ask the experts: if a Class A liquid storage tank is located in a factory building, does that mean the factory building functions as a Class A intermediate warehouse? That is, Class A liquid storage tanks... - HCBBS Forum
83. Butterfly valve repair - HCBBS Forum
84. In the design of cement-soil composite foundations, how is the strength of the cement soil determined? - HCBBS Forum
85. For a storage tank with a diameter of 7 meters and a liquid level height of 6 meters, equipped with a vent pipe that connects directly to the atmosphere at the top, what should be the maximum design pressure... - HCBBS Forum
86. In the equipment reliability management of process pipelines, which aspect do you think is more important? - HCBBS Forum
87. Differences between residue hydrogenation and diesel hydrogenation catalysts - HCBBS Forum
88. The resistance of the primary cooler is increasing rapidly - HCBBS Forum
89. I was asked where it can be found that the flanges of equipment used to handle toxic media, as well as the flanges on the piping connections, must be of at least PN16 grade ? - HCBBS Forum
90. It’s my first time in sales, and I was wondering where you usually purchase instruments. cable - HCBBS Forum
91. Problems with the setup of the chemical storage area - HCBBS Forum
92. Hydrogen sulfiding agent - HCBBS Forum
93. Pressure Vessel Assembly Process Card - HCBBS Forum
94. Daily Security Management Technology Question (11.16) - HCBBS Forum
95. Over a hundred people have died in this race – the Man Island TT, what does it mean to risk one’s life? Come in and take a look! - HCBBS Forum
96. Why isn’t the steam tracing pipeline warm? - HCBBS Forum
97. Is this view reasonable? - HCBBS Forum
98. Some insights from reading the post - HCBBS Forum
99. Change the operating conditions of the ammonia washing tower - HCBBS Forum
100. Valves - Sealing surfaces - Packing material selection - Shanghai Wachi Valves - HCBBS Forum