English — Forum #723 (Page 289/642)

1. PRO/II simulates a floating valve tower with a diameter of 1600 mm - HCBBS Forum
2. Haha, I’ve become an official! Posting a thread to ask for blessings and encouragement! - HCBBS Forum
3. What are the precautions for changing the product type in storage tanks? - HCBBS Forum
4. Performance assurance criteria for lined pipes - HCBBS Forum
5. Methanol Section: One Question per Day – How is the inlet temperature of the synthesis tower determined? 2016.04.17 - HCBBS Forum
6. Guoxin withdraws from the restructuring of Datang Coal Chemicals; Shenhua may become the successor? - HCBBS Forum
7. What is the effect of pH on the degradation of methanol-containing high-salt wastewater? - HCBBS Forum
8. 【Daily Question】April 19, 2016: Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
9. Problems in the piping diagram - HCBBS Forum
10. Measurement of material tanks, weighing module - HCBBS Forum
11. In Aspen, how do I simulate the three-effect counterflow evaporation process? Thank you - HCBBS Forum
12. Determination of welding preheating temperature for thick plates of SA516GR70, 110 mm thick - HCBBS Forum
13. How much does a set for coal-to-gas production cost? Help needed - HCBBS Forum
14. Steam flow issue in the overheater of the exhaust gas incinerator - HCBBS Forum
15. Treatment of ammonia nitrogen in SBR tanks - HCBBS Forum
16. There is a large amount of suspended biological sludge in the circulating water; how to deal with it? - HCBBS Forum
17. How should the main control valve for the conversion temperature be operated when ventilating the sulfuric acid system? - HCBBS Forum
18. Summary list of participant numbers for the organizing committee of the Petrochemical Zone event “I’m saving energy – where are you?” - HCBBS Forum
19. Fish in the Desert – appointed as the head of the newly opened leisure area, super moderator - HCBBS Forum
20. Does the electric water heater in the office restroom need its enclosure to be grounded? ? - HCBBS Forum
21. Progress on seal oil systems for high-temperature heavy oil pumps in catalytic cracking - HCBBS Forum
22. Selection of gas compressors? - HCBBS Forum
23. Can the local surfaces of operating natural gas and oxygen pipelines be rust removed and repainted? - HCBBS Forum
24. Xiaobai seeks advice from the experts - HCBBS Forum
25. See if it’s nonsense or heresy? All kinds of sprays are welcome - HCBBS Forum
26. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 285 - HCBBS Forum
27. 【Daily Question No. 158】April 19, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
28. What is the best way to deal with a situation where the concentration crystallization process for zinc sulfate monohydrate gets stuck in the tank? - HCBBS Forum
29. The difference between FRP and FRP/PVC - HCBBS Forum
30. The world never fails those who work hard - HCBBS Forum
31. Regarding the treatment with dilute sulfuric acid in chlorine drying - HCBBS Forum
32. What material is used for the thermocouple sheath in a two-stage furnace? - HCBBS Forum
33. 【Daily Question】April 16, 2016 – Participate to earn +2 wealth； +3 to 8 wealth for correct answers - HCBBS Forum
34. Urgently need information on batch processing for Emerson DCS (DeltaV). - HCBBS Forum
35. Personnel settings for a newly established company - HCBBS Forum
36. Standards and systems related to chemical technology management - HCBBS Forum
37. 【Daily Question No. 1187】April 11, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
38. I would like to ask whether the return line of a reciprocating compressor is installed at the time the compressor leaves the factory - HCBBS Forum
39. Project for producing biogas from cassava starch wastewater and purifying natural gas - HCBBS Forum
40. Pressure density issues when using vortex flowmeters to measure gases - HCBBS Forum
41. Replenish calcium in the body promptly; bone health depends on you - HCBBS Forum
42. The issue of high CO content in gasoline hydrogenation - HCBBS Forum
43. Where can I purchase the relevant design specifications? - HCBBS Forum
44. Newbie, how can I download the resources from someone else’s posts? - HCBBS Forum
45. How to measure wastewater with a COD level below the national standard limit? - HCBBS Forum
46. I’m leaving for now; I’ll come back when I have time - HCBBS Forum
47. When the seismic design intensity is less than 7, does tower equipment still need to consider earthquakes? - HCBBS Forum
48. Promotion for the second season of \"Cainiao Comes to the Sea of Wealth: Where Is Spring\" event - HCBBS Forum
49. Is \"Small and Atmospheric Pressure Hot Water Boilers\" still valid? - HCBBS Forum
50. Is an environmental impact assessment required for the upgrading of wastewater treatment facilities? - HCBBS Forum
51. A translation issue related to a technical term - HCBBS Forum
52. Questions about DZL boilers? - HCBBS Forum
53. 【Weekly Topic】【 HVAC Version 20160420】 - HCBBS Forum
54. Heating for liquid sulfur tanks, pump selection, etc - HCBBS Forum
55. What kind of le is this? - HCBBS Forum
56. Traffic and storage volume - HCBBS Forum
57. Safety insights from bird nests - HCBBS Forum
58. Problems with blowers in aerobic tanks for wastewater treatment - HCBBS Forum
59. After heat treatment, the 304 material fittings are welded – does the equipment still require heat treatment? - HCBBS Forum
60. Problem of effective heating length & cumulative rise height - HCBBS Forum
61. 【Daily Question】 2016-04-17 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
62. I’m in high school now - HCBBS Forum
63. Find two new standards and see if they’re available on the forum! - HCBBS Forum
64. 【Daily Question No. 156】April 15, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
65. Acid consumption of Siemens 3K chlorine press - HCBBS Forum
66. Sign-in record post from April 13, 2016 - HCBBS Forum
67. How to deal with internal leakage in the methanol water cooler for methanol synthesis - HCBBS Forum
68. Are some of the petrochemical facilities located on the downwind side of the wind direction with the lowest frequency, or on the upwind side of that same wind direction? ? ? ? - HCBBS Forum
69. 【Daily Topic】【Civil Engineering Version 20160421】 - HCBBS Forum
70. What acids can be used to adjust the pH of wastewater? - HCBBS Forum
71. Occupational Health Daily Question 4.23: Participate for a prize; 5 questions, and an additional prize for answering 5 correctly - HCBBS Forum
72. Guo 5 diesel hydrogenation catalyst - HCBBS Forum
73. 【Daily Question】Principles of Chemical Engineering 362: Sodium Ions (April 18) - HCBBS Forum
74. How do you deal with the pulp in the waste pulp tank? - HCBBS Forum
75. Reviewing the Old to Discover the New (Series 13) - HCBBS Forum
76. Alkali slag treatment technology - HCBBS Forum
77. For the design of saddles for horizontal vessels with high operating temperatures - HCBBS Forum
78. The propane and propylene product separation efficiency in the gas separation unit is poor; the best solution - HCBBS Forum
79. The first day after Kobe retired - HCBBS Forum
80. 【Weekly Topic】【Storage & Transportation Version 20160421】 - HCBBS Forum
81. What scale does a hydrogen production plant with a capacity of 20,000 standard cubic feet per hour belong to? Large, medium, small? - HCBBS Forum
82. Measurement of surface energy - HCBBS Forum
83. Material block Butyl rubber - HCBBS Forum
84. 【Daily Topic】【Civil Engineering Version 20160411】 - HCBBS Forum
85. What is the appropriate steam input for the thermal regeneration tower? - HCBBS Forum
86. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 289 - HCBBS Forum
87. Issues with temperature and pressure compensation in the Yokogawa CS3000…… - HCBBS Forum
88. Daily Question, April 15, 2016 – Catalysis Section, Octane Number - HCBBS Forum
89. Tower internals - HCBBS Forum
90. Separation of hydrogen and carbon monoxide in the coal-to-ethylene glycol process - HCBBS Forum
91. The project environmental impact assessment may be replaced by a regional environmental impact assessment - HCBBS Forum
92. Radial runout of reciprocating compressor piston rod - HCBBS Forum
93. Reviewing the Old to Discover the New (15) - HCBBS Forum
94. 【Daily Topic】【Electrical Edition 20160419】 - HCBBS Forum
95. Which has higher diene selectivity, the UOP catalyst or the DMTO catalyst? - HCBBS Forum
96. 【Daily Question】 2016-04-16 Hydrogenation Sector Fill-in-the-blank question - HCBBS Forum
97. What is the use of light cycle oil? - HCBBS Forum
98. What pressure can a diaphragm pump generally achieve? - HCBBS Forum
99. O-phenylphenol (OPP) - HCBBS Forum
100. Disassembly of membrane control valve - HCBBS Forum