English — Forum #723 (Page 199/642)

1. Environmental Protection Daily Tip – July 24: Reward for participation; an additional 5 rewards for answering 3 questions correctly - HCBBS Forum
2. 【Daily Topic】【Civil Engineering Version 20160720】 - HCBBS Forum
3. 【Weekly Topic】【 Quality Version 20160715】 - HCBBS Forum
4. Common fault diagnosis methods for hydraulic systems - HCBBS Forum
5. Why does desulfurization not produce foam? - HCBBS Forum
6. Regarding the scoring issue for the case analysis section of the Chemical Engineering major exam, only the answers are accepted and the solution process is not considered - HCBBS Forum
7. Can an elbow be welded directly to the cylinder? - HCBBS Forum
8. Interlock for steam compressor lubrication oil pump in catalytic cracking unit - HCBBS Forum
9. The chemical giant’s factory in Chongqing is seeking electrical and instrumentation maintenance technicians; click here - HCBBS Forum
10. Problems with atmospheric and vacuum distillation units - HCBBS Forum
11. Consultation on refined naphthalene crystallization tanks – Weifang, Shandong - HCBBS Forum
12. 【Daily Topic】【Civil Engineering Version 20160719】 - HCBBS Forum
13. The bearing housing of the hot oil pump vibrates heavily! - HCBBS Forum
14. Why is the aerobic effluent turbid? - HCBBS Forum
15. Analysis of the Comprehensive Utilization Benefits of Biogas Digesters in 2015 - HCBBS Forum
16. Material issues of the solvent regeneration tower - HCBBS Forum
17. Blockage situation of the heat exchanger in the methanol distillation tower - HCBBS Forum
18. The amount of nickel in the balance agent has an impact on the properties of the catalyst - HCBBS Forum
19. Questions regarding the dehydrogenation reactor - HCBBS Forum
20. What are the causes of boiler valve leakage? - HCBBS Forum
21. The HaiChuan Chemical Forum 2016 competition to select the pump brand of your choice has begun - HCBBS Forum
22. What are the standards for placing the methanol storage tank in a methanol boiler? - HCBBS Forum
23. Rich-poor methanol filter - HCBBS Forum
24. The issue of the difference between the recommended steam flow rate and the recommended air flow rate - HCBBS Forum
25. 【Daily Topic】【HVAC Version 20160726】 - HCBBS Forum
26. Are there any regulatory requirements regarding the distance between the water seal well outside the fire dike and the fire dike itself? ? If so, please provide the relevant legal provisions. Thank you! - HCBBS Forum
27. Is there any requirement for the fire distance from the fire dike to the building? ? - HCBBS Forum
28. 【Daily Question】Deep Processing 20160724: What is “flow rate”? - HCBBS Forum
29. How to achieve automated control in industrial production - HCBBS Forum
30. The heat exchanger body is made of stainless steel, while the head is made of carbon steel; what material should be used for the flange connection bolts? - HCBBS Forum
31. 【Daily Topic】【Electrical Edition 20160721】 - HCBBS Forum
32. 1 question on the 11-year Chemical Engineering case study - HCBBS Forum
33. It is difficult to remove the doors from individual coke ovens - HCBBS Forum
34. Sign-in record post from July 24, 2016 - HCBBS Forum
35. What are the common methods used to remove organic amines from methanol in coal chemical industry methanol production projects? - HCBBS Forum
36. Chemical cleaning of polysilicon equipment - HCBBS Forum
37. 【Weekly Topic】【Storage & Transportation Version 20160714】 - HCBBS Forum
38. Some consumption amounts of utility services for process units - HCBBS Forum
39. Pump selection issues for water with a salt concentration of 15,000–20,000 PPM - HCBBS Forum
40. May the power distribution room and control room be built above the sewage tank? ? Is it a violation of relevant regulations? ? - HCBBS Forum
41. Molecular sieve structure issues - HCBBS Forum
42. 【Daily Topic】【Electrical Edition 20160715】 - HCBBS Forum
43. Are the vibration levels of the catalytic flue stack at the installation site the same as those of the instruments indoors? - HCBBS Forum
44. Positioner protection rating - HCBBS Forum
45. Safety protection for high-power, high-current equipment - HCBBS Forum
46. Hydrogen production conversion catalyst - HCBBS Forum
47. What is the relationship between the heavy metals in the catalytic feedstock oil and those in the catalyst? - HCBBS Forum
48. What exactly does water hardness refer to? - HCBBS Forum
49. 【Daily Topic】【Electrical Edition 20160726】 - HCBBS Forum
50. Zhang Zhenfeng from Qinglong County, Hebei: A safety guardian unafraid of criticism (The most outstanding grassroots official) - HCBBS Forum
51. 【Picture of the Day】2016 07 14 What are the main devices in this device? - HCBBS Forum
52. Is the value for S30408 around 650 within the sensitization range, or does the sensitization become more severe as the temperature increases? - HCBBS Forum
53. The Chinese team takes on the American Dream Team - HCBBS Forum
54. Smallest air compressor - HCBBS Forum
55. 【Q&A Question 095】2016.07.24 - HCBBS Forum
56. Compressor performance testing - HCBBS Forum
57. Eligibility questions - HCBBS Forum
58. I beg! Issues regarding ammonia injection at the start of hydrogen production reduction - HCBBS Forum
59. The pH value of the quench water is low - HCBBS Forum
60. Instrument control priority issue - HCBBS Forum
61. How long does it take for the internal recirculation in the AO process for wastewater treatment to reach half? - HCBBS Forum
62. Translate - HCBBS Forum
63. Xinjiang Shengxiong Energy’s 500,000 tons/year PVC Phase II project - HCBBS Forum
64. I would like to ask everyone for advice regarding power pipelines - HCBBS Forum
65. Is a fire control room needed? - HCBBS Forum
66. Seek technology for liquid sulfur dyeing - HCBBS Forum
67. 【Picture of the Day】2016 07 26 What is the device in this picture? - HCBBS Forum
68. Which marine friend has the production process for 2-ethylanthraquinone? Could you send one? Thank you all - HCBBS Forum
69. 【Daily Topic】【Production Version 20160725】 - HCBBS Forum
70. Does anyone know how molders are designed? - HCBBS Forum
71. Will China’s coal chemical industry face a two-year ‘freeze period’? - HCBBS Forum
72. Thoughts inspired by reading a novel: Should funerals be held in a grand manner? - HCBBS Forum
73. Distance from the factory building to the road edge - HCBBS Forum
74. Why doesn’t your car last long? - HCBBS Forum
75. LNG truck loading process - HCBBS Forum
76. Looking for recommendations for ABC turnkey manufacturers in the air separation industry - HCBBS Forum
77. Qingdao Jinpeng Chemical – a professional manufacturer of diluents - HCBBS Forum
78. Permissions for deltaV point - HCBBS Forum
79. I have worked in a private refinery for 4 years, working on hydrogenation units, wax oil hydrogenation, and diesel upgrading; I served as the chief operator for distillation processes. I am seeking a new job - HCBBS Forum
80. Responsibilities of the main contractor and subcontractors - HCBBS Forum
81. Equipment - HCBBS Forum
82. Tower diameter - HCBBS Forum
83. Several issues regarding hydrogenation - HCBBS Forum
84. Discussion on the commissioning of Dongfang Simulation for atmospheric and vacuum distillation in 2008 - HCBBS Forum
85. What grade of flange is required for 12 kilograms of steam? - HCBBS Forum
86. When installing instruments, how should the air supply pipes be connected and how can they be bent in an attractive way? I’d like to share some experience with my colleagues - HCBBS Forum
87. Is this a Michel bearing? Where can I buy it? - HCBBS Forum
88. Does anyone have tutorial videos for Plant 3D software? - HCBBS Forum
89. Absorption stability - HCBBS Forum
90. Stiffening ring for external pressure vessels - HCBBS Forum
91. Installation of steam traps - HCBBS Forum
92. Makeup water for 300t/h closed-loop water system - HCBBS Forum
93. Pressure maintenance in the intake pipeline of combustible gas compressors - HCBBS Forum
94. Compressed air production process flow - HCBBS Forum
95. Technology for producing coal-based pure chemicals, hexadecahydropyrene, and fully hydrogenated phenanthrene from coal tar - HCBBS Forum
96. pressure distillation - HCBBS Forum
97. 【Weekly Topic】【Quality Version 20160719】 - HCBBS Forum
98. A short poem: To find a wife and raise a bunch of kids - HCBBS Forum
99. Which standard is referenced for the acceptance criteria of the leakage test? - HCBBS Forum
100. The issue of wearing seat belts high and low - HCBBS Forum