English — Forum #723 (Page 275/642)

1. Sulfur Daily Question, May 10------3 points for participation, 10 points for a correct answer - HCBBS Forum
2. What type of flow meter is generally used for desulfurization circulation fluid? - HCBBS Forum
3. Shanghai Yino Mass Flow Meter·~ - HCBBS Forum
4. The issue of yield calculation in heavy oil catalytic cracking units - HCBBS Forum
5. What are the reasons for high levels of suspended sulfur? - HCBBS Forum
6. 【Purification Daily Question】May 10, 2016 - HCBBS Forum
7. Boiler cleaning - HCBBS Forum
8. Issues regarding the position of the temperature control valve in the heat exchanger - HCBBS Forum
9. Selection of rich gas compressors for coking projects, petroleum industry - HCBBS Forum
10. What causes intermittent evacuation in high-temperature pumps? - HCBBS Forum
11. PID drawing markings - HCBBS Forum
12. On the anti-dumping and countervailing duty rates for South Korean and U.S. companies - HCBBS Forum
13. Seek specifications related to (electric, pneumatic, pneumo-hydraulic, electro-hydraulic) control valves and shut-off valves - HCBBS Forum
14. Reasons why the olefin content in the reformed regenerated oil exceeds 1% and that in the stripped oil can exceed 2% - HCBBS Forum
15. How to control electric heating with CS3000 - HCBBS Forum
16. Sign-in record post from May 16, 2016 - HCBBS Forum
17. Help, what is the K value for heat exchange between flue gas and heat transfer oil? ? - HCBBS Forum
18. Seek the original Japanese Asahi Kasei battery operation manual - HCBBS Forum
19. 【Daily Question No. 141】May 13, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
20. DCS screen - HCBBS Forum
21. What are the advantages and disadvantages of gas introduction at the furnace head and gas introduction at the furnace tail in the low-temperature pyrolysis of coal powder rotary kilns? - HCBBS Forum
22. 904L submersible pump - HCBBS Forum
23. Current dimensions of the labyrinth seal chamber, throttle gap dimensions - HCBBS Forum
24. Steam flow meter - HCBBS Forum
25. 【Daily Question No. 172】May 10, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
26. Environmental Protection Daily Post 5.08: Reward for participation is 3 points, plus another 3 points for answering correctly - HCBBS Forum
27. Regular drainage of the reformation waste heat boiler - HCBBS Forum
28. Installation of hangers and spring supports - HCBBS Forum
29. Is there any relationship between the reaction temperature in the diesel hydrogenation unit and the 95% recovery temperature of the refined diesel? - HCBBS Forum
30. 【Purification Daily Question】May 15, 2016 - HCBBS Forum
31. 【Daily Question】May 9, 2016 – Participate to earn +2 wealth； +3 to 8 wealth for correct answers - HCBBS Forum
32. MCA’s 2016 promotional video on the Law on the Prevention and Control of Occupational Diseases - HCBBS Forum
33. 【Q&A Question 023】2016.05.13 - HCBBS Forum
34. Discussion on shielded pumps for transporting high-purity tetrachlorosilane (silicon tetrachloride) - HCBBS Forum
35. Beginner's question -- What is a DBB valve seat? - HCBBS Forum
36. Material of acid vapor stripping heat exchanger - HCBBS Forum
37. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 292 - HCBBS Forum
38. Interlock for opening the air separation cold box - HCBBS Forum
39. Working principle of self-sealing wave tooth gasket - HCBBS Forum
40. 【Picture of the Day】2016 05 03 – Take a look at what kind of unit this device in the image represents - HCBBS Forum
41. 【Car Rental Company】Rent a car for family trips - HCBBS Forum
42. How can urea manufacturers overcome their current difficulties? - HCBBS Forum
43. One Question per Day on Synthetic Ammonia (Series 80) - HCBBS Forum
44. How to prime a centrifugal pump before starting it up - HCBBS Forum
45. What should be done if PE bags end up in the formaldehyde distillation tower? ? - HCBBS Forum
46. Safety Technology Exchange Edition: Daily Question (May 1) - HCBBS Forum
47. 【Weekly Topic】【Home Version 20160428】 - HCBBS Forum
48. Seeking advice on career choices - HCBBS Forum
49. Selection of glass-lined stirrer motors - HCBBS Forum
50. Thirteen types of unsafe human behaviors - HCBBS Forum
51. How to detect cavitation from changes in the pressure gauge reading behind the pump - HCBBS Forum
52. How to obtain an intermediate professional title (engineer) - HCBBS Forum
53. Gas boiler - HCBBS Forum
54. Problems with the furnace tubes in hydrogen production converters - HCBBS Forum
55. AspenPlus cannot find this component when entering veratridine - HCBBS Forum
56. A question about safety regarding automated instruments - HCBBS Forum
57. Determination of the flow characteristics of control valves - HCBBS Forum
58. Here’s a little question to test you! . . . The answers are here now, floor 119 – the answers have been released, floor 119, answer... - HCBBS Forum
59. Stirring and sealing type for butyl octyl alcohol reaction vessels - HCBBS Forum
60. I have a question - HCBBS Forum
61. Be so careful. . . - HCBBS Forum
62. American system - HCBBS Forum
63. Dimethyldisulfide process - HCBBS Forum
64. 【Haichuan Standard Irrigation Promotion Post】Features innocent love between two young people, themes of inspiration in the workplace, stories from Dongguan, and moments of poignant beauty. - HCBBS Forum
65. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 290 - HCBBS Forum
66. Sulfur Daily Question, April 27------5 rewards for participation, 10 rewards for correct answers - HCBBS Forum
67. Are there any dry process pipelines? No - HCBBS Forum
68. 【Daily Topic】【Civil Engineering Version 20160502】 - HCBBS Forum
69. 【Daily Question】May 3, 2016 - HCBBS Forum
70. Safety Technology Exchange Edition: Daily Question (2016.5.4) - HCBBS Forum
71. 【Daily Question】 2016 04 28 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
72. How to protect gas boilers during shutdown, and what issues should be noted? - HCBBS Forum
73. Discussion on issues related to partitioned towers - HCBBS Forum
74. How to set up a forced circulation reboiler in Aspen using Radfrac - HCBBS Forum
75. One Question per Day on Synthetic Ammonia (Series 79) - HCBBS Forum
76. In learning English*, mastering vocabulary is key - HCBBS Forum
77. Experience of 5 years in state-owned enterprises in diesel hydrogenation, gasoline hydrogenation, and MTBE; seeking a job - HCBBS Forum
78. Dear masters, why can’t I download files using my mobile phone? - HCBBS Forum
79. Equipment Management Monthly Report Format - HCBBS Forum
80. The iron issue in slag - HCBBS Forum
81. What are the general principles for increasing temperature and dosage in catalytic reforming? - HCBBS Forum
82. Which is the best manufacturer of sewage lift equipment? - HCBBS Forum
83. Butadiene dehydration - HCBBS Forum
84. I’m extremely anxious; I’m about to fail to graduate - HCBBS Forum
85. Several advantages of using frequency converters in belt conveyors - HCBBS Forum
86. Differences between ORV, IFV, SCV, and conventional heat exchangers in LNG gasification - HCBBS Forum
87. 【Daily Topic】【Electrical Edition 20160425】 - HCBBS Forum
88. Do you know anything about Beijing Dongfang Simulation Software Company? I’m about to go for an interview there - HCBBS Forum
89. The cleaning process for circulating fluidized beds reaches a new level - HCBBS Forum
90. Why is the diameter of the tower thick at the bottom of the saponification tower, while it becomes smaller in the upper part? - HCBBS Forum
91. How to calculate the heat dissipation from the outer wall of a water cooler - HCBBS Forum
92. Vacuum pressure transmitter - HCBBS Forum
93. 【Daily Question No. 167】May 03, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
94. One Question per Day on Synthetic Ammonia (Series 76) - HCBBS Forum
95. The remote level gauge of the material tank has suddenly become inaccurate. What’s going on? - HCBBS Forum
96. Issues related to the weld qualification process for plug-in stainless steel nozzles and composite plate shells - HCBBS Forum
97. The atmospheric pressure bottom oil passes through a pump, then through a heating furnace, and subsequently enters the vacuum distillation column; where does the pressure decrease? - HCBBS Forum
98. Characterization of fractional distillation system parameters - HCBBS Forum
99. Electrical explosion protection class in the hydrogenation workshop - HCBBS Forum
100. Seek cleaners for barium-strontium scale and other insoluble scales - HCBBS Forum