English — Forum #723 (Page 372/642)

1. What are the chemical engineering design companies in Qingdao? - HCBBS Forum
2. Calculation of head loss or pressure loss in chemical industry hoses - HCBBS Forum
3. Catalyst feedstock char - HCBBS Forum
4. Can the process alarm setpoints in DCS be acquired through OPC? - HCBBS Forum
5. Electronically controlled dual-point single-point - HCBBS Forum
6. The propylene production process is divided into three main categories – what is the relative advantage of olefin production from methanol? - HCBBS Forum
7. Discussions on modifications to reduce sulfur emission targets - HCBBS Forum
8. Are there safety distance requirements for 25% ammonia storage tanks? - HCBBS Forum
9. Regarding the safety distance for high-voltage lines - HCBBS Forum
10. Keep working hard! - HCBBS Forum
11. Pressure relief valve from high pressure to low pressure - HCBBS Forum
12. 【Life District】January 2016 Post on Moderator Salaries - HCBBS Forum
13. Signed in today............ - HCBBS Forum
14. Problems with the flow meter settings - HCBBS Forum
15. Connection bolts for cable trays - HCBBS Forum
16. Winter anti-freezing - HCBBS Forum
17. LPG vaporizer - HCBBS Forum
18. 【Picture of the Day】2016 1.28 What device is shown in this picture? - HCBBS Forum
19. Air cooling issues - HCBBS Forum
20. The finished granules of the high-potassium formula are flattened; I seek advice from experts - HCBBS Forum
21. How is the Haihua Alkali Plant doing? - HCBBS Forum
22. Operating temperature of buried tanks - HCBBS Forum
23. “The canteen of HaiChuan Irrigation Co., Ltd.” Comrade Lao Yu and Comrade Guan Gongyu did a good job in organizing the search operations at the petrochemical refinery - HCBBS Forum
24. 20160206 One question per day - HCBBS Forum
25. How to use the Piping assembly feature in PDS - HCBBS Forum
26. Job search for process engineer with 15 years of experience, Beijing - HCBBS Forum
27. Please participate in the discussions on other topics in the petrochemical section. - HCBBS Forum
28. Haichuan Thanksgiving – The master is at a loss【Production Area 004】 - HCBBS Forum
29. Dai Haiyou seeks help: Why are the two pipelines connecting to the closed-loop tank of different types? - HCBBS Forum
30. Applications and properties of defoamers in the treatment of various sewage and wastewater streams - HCBBS Forum
31. Can raw gas flow from the bottom to the top of the CO shift converter? - HCBBS Forum
32. What is the number of columns in a vapor phase unit, including the propane removal tower, ethane removal tower, and crude and refined propylene towers? - HCBBS Forum
33. How is the operating pressure of a pressure vessel determined? - HCBBS Forum
34. Happy New Year to everyone~ - HCBBS Forum
35. The workplace is not a place for jokes – 01: First, maintain a positive attitude - HCBBS Forum
36. Application of hydraulic turbines in low-temperature methanol washing - HCBBS Forum
37. 【Daily Topic】【Live Version 20160125】 - HCBBS Forum
38. How is liquid phase entrainment addressed at the gas outlet of the scrubber tower? - HCBBS Forum
39. Problem of fluorine removal during the diazotization of aniline-based fluoroboronic acids to form salts. After salt formation, plate testing can be carried out to determine whether the salt has been completely formed - HCBBS Forum
40. Occupational Health Daily Question 1.29: Participate for a prize; 3 correct answers and an additional 5 prizes will be given - HCBBS Forum
41. An interesting question about perforated reinforcement - HCBBS Forum
42. Strive to change the status quo! - HCBBS Forum
43. Really thorough. . . - HCBBS Forum
44. What I most want to say today is: Hehe - HCBBS Forum
45. 【Daily Question】 (Reissued on the 6th day) 2.13 Mechanisms of metal corrosion (+3 wealth for replies; +3 to 8 wealth for correct answers) - HCBBS Forum
46. Another year has passed - HCBBS Forum
47. Condensate recovery related - HCBBS Forum
48. 2016.2.13 Signed in - HCBBS Forum
49. The square silicon cores often experience silicon core delamination - HCBBS Forum
50. 【Process Operation】Water hammer in the condensate pipeline - HCBBS Forum
51. Cleaner. . . . . . . . It feels very mysterious - HCBBS Forum
52. Is it a good idea for me to work at a chemical engineering design company? - HCBBS Forum
53. 【Daily Question】2.6 Electrode System (3 wealth points for a reply + additional 3–8 wealth points for a correct answer) - HCBBS Forum
54. Three-unit integrated counter-current two-stage regeneration technology - HCBBS Forum
55. Can I install programs on a computer without first installing an operating system? - HCBBS Forum
56. 【Daily Question No. 74】January 26, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
57. 【Daily Topic】【Quality Version 20160126】 - HCBBS Forum
58. Routine maintenance - HCBBS Forum
59. Today, I sigh - HCBBS Forum
60. 【Daily Question】2.2 Corrosion process of metals in still fresh water (3 rewards for replying + additional 3–8 rewards for answering correctly) - HCBBS Forum
61. Hydrogen production from natural gas - HCBBS Forum
62. Ratio control of control valves - HCBBS Forum
63. I graduated in chemical engineering and work in water treatment; what should I take exams for in the future? Confused recent graduates - HCBBS Forum
64. Successful commissioning of sulfuric acid production at Fangyuan Tongye in Dongying, Shandong - HCBBS Forum
65. If the minimum flow line of the pump returns to the bottom of the tower or tank, is it better to have it above the liquid level or below it? - HCBBS Forum
66. Regarding the issue of shutting down the axial flow fans in the machine room - HCBBS Forum
67. 【Daily Question】1.29 Multiple-choice question: Which of the following molecules has two pairs of shared electron pairs? (Extra reward as the New Year approaches) - HCBBS Forum
68. Does the alkaline water washing of straight-run gasoline require a specific level for the alkaline solution? - HCBBS Forum
69. The planning of coal chemical industrial parks needs to pay attention to four key issues - HCBBS Forum
70. It’s a self-assembly PC building event; those who have nothing to do during the New Year holiday can come and give it a try~~~ - HCBBS Forum
71. Equipment lifting point location and lifting point load - HCBBS Forum
72. I need samples of polypropylene pipe valves and glass pipe valves. Thank you - HCBBS Forum
73. The multi-stage pump leaks heavily after it is stopped; analyze the reasons - HCBBS Forum
74. Issues with the CS3000 engineer station computer - HCBBS Forum
75. Registration for consulting engineers in Sichuan - HCBBS Forum
76. Can bolts be used without washers when metal wound gaskets are used for sealing container or pipeline flanges? - HCBBS Forum
77. How is deoxygenated water produced? - HCBBS Forum
78. Occupational Health Daily Question 2.5: Participate for a prize; 3 correct answers earn an additional 10 points as a prize - HCBBS Forum
79. I seek help from oil refining experts: how is catalytic slurry in refineries utilized effectively? - HCBBS Forum
80. Oil prices are falling – why are refineries still losing money? - HCBBS Forum
81. Did you sign in today? - HCBBS Forum
82. Storage and Transportation Question Bank - HCBBS Forum
83. AC on the treatment of sludge from the reprocessing and purification water plant in delayed coking units - HCBBS Forum
84. Communication between AB PLC and Honeywell DCS – seeking experts - HCBBS Forum
85. Inspection items for Teflon gaskets - HCBBS Forum
86. How to check specific volume? - HCBBS Forum
87. Happy Spring Festival - HCBBS Forum
88. 【Daily Question】Chemical Engineering Principles 315: Conductivity Measurement (February 4) - HCBBS Forum
89. Vacuum pump for catalytic cracking additives - HCBBS Forum
90. What is the purpose of using high-efficiency fibers in the first step of desalination? Can high-efficiency fibers filter out some sodium ions? - HCBBS Forum
91. 【Joint Study*】【Civil Engineering Version 20160124】 - HCBBS Forum
92. First impression - HCBBS Forum
93. Is it necessary to install a shut-off valve at the blower outlet of the incinerator? - HCBBS Forum
94. Striver - HCBBS Forum
95. Is the heating chamber for secondary steam in multi-effect evaporation not considered a pressure vessel? - HCBBS Forum
96. I’ve been working on design for 6 years, with an annual salary of 100,000 – it’s tragic. . . - HCBBS Forum
97. 【Daily Question】Chemical Engineering Principles 309: Properties of Hydrogen and Oxygen (January 29) - HCBBS Forum
98. Make a little progress every day - HCBBS Forum
99. Does anyone have the Alfa Laval model specifications? - HCBBS Forum
100. “Haichuan Irrigation Co., Ltd. Convenience Store” 246 Tang Seng is driving a bus now - HCBBS Forum