English — Forum #723 (Page 9/642)

1. Who has the investigation report on the fire incident at Yumen’s air-cooled unit this year? - HCBBS Forum
2. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 389 - HCBBS Forum
3. Sign-in record post dated September 29, 2016 - HCBBS Forum
4. Tower 47041 requires surface inspection and a relationship with 150 - HCBBS Forum
5. 【One update per day】Safe mode - HCBBS Forum
6. 【Joint Study*】【Civil Engineering Version 20160102】 - HCBBS Forum
7. Ultra-pure water equipment in the battery industry ensures the stable operation of the system - HCBBS Forum
8. What are the benefits of secondary grouting during the installation of chemical process pumps? - HCBBS Forum
9. 【Weekly Topic】【 HVAC Version 201605020】 - HCBBS Forum
10. May I ask how long the plunger life of a three-cylinder pump is in phosphatic ammonia production? - HCBBS Forum
11. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for participation； Question 241 - HCBBS Forum
12. Could candidates from Liaoning help answer this? - HCBBS Forum
13. Energy-saving issues of high-speed centrifugal pumps - HCBBS Forum
14. Lock it and tag it – that’s all there is to it! - HCBBS Forum
15. Standards for internal anti-corrosion coatings in drinking water pipelines and related construction methods - HCBBS Forum
16. 【Daily Topic】【Engineering Version 20151229】 - HCBBS Forum
17. Low-fin threaded tube - HCBBS Forum
18. Power of attorney for the principal responsible person - HCBBS Forum
19. 【Daily Question】2016 05 16 Hydrogenation Section Multiple-choice Question For a distillation column, the reflux ratio is determined by. - HCBBS Forum
20. Are there any tutoring classes for professional exams? - HCBBS Forum
21. Light gasoline desulfurization - HCBBS Forum
22. Sign-in record post from June 5, 2016 - HCBBS Forum
23. Advantages and disadvantages of Yokogawa SIS: Prosafe - HCBBS Forum
24. 【Daily Question】December 30, 2015 – Participate to earn +2 wealth； +3 to 8 wealth for correct answers - HCBBS Forum
25. Issues related to design qualifications - HCBBS Forum
26. Two years since graduation; a frustrated person carries a frustrated heart - HCBBS Forum
27. ABB frequency converter - HCBBS Forum
28. The product contains water - HCBBS Forum
29. 【Q&A Question 016】2016.05.06 - HCBBS Forum
30. Corrosion issues in pipelines during operation - HCBBS Forum
31. The valve bodies of control valves come in ball valve and globe valve types – what are the differences? - HCBBS Forum
32. Evaluation of sulfur production catalysts and hydrogenation catalysts - HCBBS Forum
33. Instruments: [One Question per Week] Fifth Week of 2011 - HCBBS Forum
34. Selection of explosion-proof terminal communication equipment and solutions to problems that arise? ? ? - HCBBS Forum
35. Calculation of dosage for rotary spray semi-dry desulfurization - HCBBS Forum
36. Why can’t a wooden hammer be used to purge non-ferrous metal pipes? - HCBBS Forum
37. How to enter the actual number of trays during tower simulation? - HCBBS Forum
38. Heating for liquid sulfur tanks, pump selection, etc - HCBBS Forum
39. How is heat preservation achieved for the pipe trenches in the north during winter? ? ? ? - HCBBS Forum
40. Vacuum pump pumping time - HCBBS Forum
41. The overall demand growth rate has slowed down, with synthetic lubricants standing out as the exception” - HCBBS Forum
42. 【Daily Question】Question from Issue 20151012 - HCBBS Forum
43. How to choose the right centrifuge? - HCBBS Forum
44. Where does the requirement that bridge crane operators wear insulating shoes come from? - HCBBS Forum
45. What are the factors contributing to excessive calcium levels in the brine after salting? - HCBBS Forum
46. Were the holes and protrusions at the inlet and outlet flanges of the water pump cast using molds, or were they machined from blanks later on? - HCBBS Forum
47. Is it feasible to modify and produce anionic PAM using non-ionic PAM? - HCBBS Forum
48. Catalyst raw material issue - HCBBS Forum
49. Should women sacrifice their career aspirations for the sake of their family? - HCBBS Forum
50. What is the fire separation distance between liquid ammonia storage tanks and factory buildings? - HCBBS Forum
51. 【Daily Question】Question from Issue 20151209 - HCBBS Forum
52. How to connect the heat tracing tube of φ18Q345E to a φ12 copper tube? - HCBBS Forum
53. Is anyone suffering from heatstroke? - HCBBS Forum
54. How is the PSA yield of a hydrogen production plant calculated? ? - HCBBS Forum
55. ABBC DCS overload alarm - HCBBS Forum
56. For 20% ammonia solution, can an electromagnetic flowmeter use a 316 electrode? - HCBBS Forum
57. 【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
58. I need a template for a special section on the design of occupational disease prevention facilities in construction projects! - HCBBS Forum
59. Are there any good chemical-related companies in Wuhan that are looking for inspectors or safety engineers? - HCBBS Forum
60. Operating procedures - HCBBS Forum
61. Has anyone analyzed the flow patterns of styrene in the domestic market? - HCBBS Forum
62. Sulfur Magazine Journal - HCBBS Forum
63. Gas heat exchanger - HCBBS Forum
64. N2 and H2S phase behavior issues - HCBBS Forum
65. Could someone explain what the main responsibilities are of an instrumentation engineer who works on systems in engineering design? - HCBBS Forum
66. Odor control in circulating water and water treatment technologies in gas production workshops - HCBBS Forum
67. Feed-grade calcium hydrogen phosphate - HCBBS Forum
68. What is the purpose of setting the inlet vent valve for Converter 2 in the low water vapor ratio conversion process? - HCBBS Forum
69. Environmental Protection Daily Quiz: November 25 – Participate for prizes; 3 correct answers and you’ll get another 3 as a reward - HCBBS Forum
70. On the Importance of Information from Foreign Headhunters - HCBBS Forum
71. Fire-resistant filler that meets API589 standards - HCBBS Forum
72. The moon has phases of cloudy, clear, full, and crescent. . . . . . - HCBBS Forum
73. How should a laboratory keep proper original records? It’s a difficult problem, but it can be solved…… - HCBBS Forum
74. On the selection of minor specialties in chemical engineering design - HCBBS Forum
75. What specification should the high-pressure hose behind the outlet valve of the liquid ammonia cylinder be? - HCBBS Forum
76. Structure of producer gas burner - HCBBS Forum
77. How are LLDPE vapor-phase catalysts recovered? - HCBBS Forum
78. It’s really hard to understand how to choose a electromagnetic flowmeter for Cologne. Seeking advice - HCBBS Forum
79. Can flange bolts be tightened under pressure during a hydrostatic test? - HCBBS Forum
80. Difficult issues regarding pressure relief devices - HCBBS Forum
81. Search for and arrange affiliation for the intermediate automatic control engineer title certificate - HCBBS Forum
82. Solubility of the C4 components in acetonitrile - HCBBS Forum
83. Why does heat generation occur when iron oxide powder is mixed with lead soot and lead paste to form pellets? - HCBBS Forum
84. Record a small thing from the weekend - HCBBS Forum
85. ★Specialized Examination for Chemical Engineering ★ — One question per day (2016-1-21) — Points are awarded for participation - HCBBS Forum
86. Those on white horses are not necessarily princes - HCBBS Forum
87. Tips for selecting the belt speed of belt conveyors - HCBBS Forum
88. [Weekly Topic] July 13-19, 2011 - HCBBS Forum
89. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for participation； Question 135 - HCBBS Forum
90. A single inch of time – who wastes one’s youth? - HCBBS Forum
91. In the same process, the gas exiting tower 105 can be mixed with the flue gas that has not entered tower 105, and then the mixture is fed into the low-temperature heat recovery tower - HCBBS Forum
92. What is the difference between wet and dry combustible gas tanks? - HCBBS Forum
93. Looking for jobs at companies in Huizhou or the surrounding areas of Sichuan (natural gas pipeline transportation, coal-based LNG) - HCBBS Forum
94. What is a suitable nominal diameter for the sampling port? - HCBBS Forum
95. Seeking a textbook or question bank for the junior professional title exam in Beijing Gas, titled \"Fundamentals and Practice of Gas Engineering\" - HCBBS Forum
96. Questions about pickling and passivation - HCBBS Forum
97. August 11, 2016: Daily Review of Liquid Ammonia - HCBBS Forum
98. I graduated from college 8 years ago and work in a chemical plant. What certificates would be good to obtain? - HCBBS Forum
99. 【Chat】Everyone is welcome to share information about the equipment in your workshop - HCBBS Forum
100. Batch loading controller - HCBBS Forum