English — Forum #723 (Page 223/642)

1. When using a thermocouple to measure temperature, can the MV value be measured directly without disconnecting the wires? - HCBBS Forum
2. Please experts discuss the issues related to the WUMI DEH control - HCBBS Forum
3. Yokogawa operator keyboards AIP830 and AIP831 are affected by intercom interference - HCBBS Forum
4. What are the consequences of starting a reciprocating compressor under pressure? - HCBBS Forum
5. Bio-oil is produced under high-temperature pyrolysis; further separation and processing techniques are being sought - HCBBS Forum
6. 【Daily Question】Chemical Engineering Principles 399: Hydrophobicity (June 30) - HCBBS Forum
7. Change in location for professional exam - HCBBS Forum
8. Safety valve cold feed interruption condition - HCBBS Forum
9. I would like to purchase temperature measurement materials - HCBBS Forum
10. Oil leakage from the pump bearing cover - HCBBS Forum
11. What are the major manufacturers of pressure vessels (stainless steel, carbon steel, steel-lined with plastic, fiberglass) near Jinan? - HCBBS Forum
12. Discussion on overall reinforcement - HCBBS Forum
13. How to treat acid-containing wastewater--besides neutralization - HCBBS Forum
14. Chongqing’s chemical industry giant is hiring operators, logistics staff, and deputy shift supervisors for logistics tasks - HCBBS Forum
15. 【Rhyme Relay】Let’s go on 6.29! Will you answer? - HCBBS Forum
16. 【Idiom Chain】6.25! Pray for peace and safety - HCBBS Forum
17. It was found that the personnel involved in violations have been subjected to physical threats - HCBBS Forum
18. Requirements for the first operation of a centrifugal pump - HCBBS Forum
19. What certificates can one obtain after graduating with a bachelor’s degree in oil and gas storage and transportation? - HCBBS Forum
20. Why should control valves in gas-liquid two-phase flow be placed as close as possible to the connected equipment, and if possible, connected directly? - HCBBS Forum
21. Operation problems and countermeasures of catalytic desulfurization and denitration equipment – Corrosion protection for HH flue gas desulfurization towers - HCBBS Forum
22. 【Daily Topic】【Production Version 20160624】 - HCBBS Forum
23. Issues of doubt regarding GB/T151-2014 - HCBBS Forum
24. More detailed information on syngas steam co-generation gasifiers - HCBBS Forum
25. 【Weekly Topic】【Civil Engineering Version 20160624】 - HCBBS Forum
26. 【Q&A Question 069】June 28, 2016 - HCBBS Forum
27. Structural diagram of sulfur melting tank - HCBBS Forum
28. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 27 - HCBBS Forum
29. Comparison of corrosion-resistant materials - HCBBS Forum
30. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 59 - HCBBS Forum
31. High temperature of mechanical seal - HCBBS Forum
32. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 23rd - HCBBS Forum
33. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 41 - HCBBS Forum
34. Alarm values for chlorine and hydrogen fluoride detectors - HCBBS Forum
35. Water supply and drainage pipes - HCBBS Forum
36. Is the UT exam for TS non-destructive testing too troublesome? - HCBBS Forum
37. Alkylation by sulfuric acid – Composition of acid-soluble oils - HCBBS Forum
38. Discuss the manufacturing process of equipment under normal pressure - HCBBS Forum
39. Parallel and series connection of water pumps - HCBBS Forum
40. 【Daily Safety Reminder】Be safe on 6.23 - HCBBS Forum
41. Is the flow velocity of the fluid in a pipe related to the medium? - HCBBS Forum
42. Issues with the balance pipe of the hydrorefining feed oil pump - HCBBS Forum
43. The pump draws water from the bottom of the tower; there is no level gauge. What can be installed to prevent the pump from sucking in air or running dry, thereby protecting it? - HCBBS Forum
44. 【Weekly Topic】【HVAC Version 20160628】 - HCBBS Forum
45. What material is used for containers holding 85% phosphoric acid? - HCBBS Forum
46. Fault diagnosis of overpressure in piston machines - HCBBS Forum
47. Regarding the squaring issue of differential pressure flow meters. - HCBBS Forum
48. Can the waste heat recovery from the flue gas of a 250KW heat transfer oil furnace be achieved using hot air instead of hot water? - HCBBS Forum
49. 【Euro Cup Big Bet】17 France vs Ireland - HCBBS Forum
50. Has entering confined equipment spaces become a mandatory requirement in four cases? - HCBBS Forum
51. Who would have thought that the Shijiazhuang Refinery would experience an explosion a few days ago - HCBBS Forum
52. What is the MCC managed by the electrical department used for? - HCBBS Forum
53. 【Daily Topic】【Production Version 20160701】 - HCBBS Forum
54. First start of work - HCBBS Forum
55. What pump is used to extract lime slurry? - HCBBS Forum
56. Nominal diameter and bore diameter - HCBBS Forum
57. Can storage tanks be installed in Class A warehouses? - HCBBS Forum
58. What causes the lubricating oil in the reciprocating compressor oil station to turn black and have a lower viscosity? - HCBBS Forum
59. XX Company’s Fire Safety Management Regulations - HCBBS Forum
60. 【Weekly Topic】【HVAC Version 20160623】 - HCBBS Forum
61. Need help with online analysis? - HCBBS Forum
62. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 44 - HCBBS Forum
63. What specifications should be followed regarding the distance between pipe racks and structures such as tanks, columns, equipment, and storage tanks? Urgent! Urgent! Urgent! ! ! - HCBBS Forum
64. Does modified PET refer to PETG and PCTG? - HCBBS Forum
65. Selection of pipeline flange type - HCBBS Forum
66. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 315 [ - HCBBS Forum
67. Calculation of the weakening coefficient for drum hole bridges - HCBBS Forum
68. The bed resistance in the gas scrubber is high; are there any better solutions besides acid washing? - HCBBS Forum
69. Report on the safety and reliability assessment of a new process used for the first time in China - HCBBS Forum
70. Need help with process calculations for heat transfer oil furnaces? - HCBBS Forum
71. Are there any materials on low-temperature methanol washing for coal-based hydrogen production? - HCBBS Forum
72. For these **high-risk enterprises, you need to establish these 20 sets of safety records - HCBBS Forum
73. In chemical process design, how are numbering codes assigned to raw material storage tanks and product storage tanks? - HCBBS Forum
74. Pressure testing and pipeline compensation issues - HCBBS Forum
75. For the emergency shut-off valve of ammonia ball tanks, is it better to use a valve that operates on air pressure to open or one that operates on air pressure to close? - HCBBS Forum
76. Several control valves in the PSA are set to automatic mode – why do their set values still change on their own? - HCBBS Forum
77. Format of grid-based real-name identification signs - HCBBS Forum
78. 【Weekly Topic】【HVAC Version 20160620】 - HCBBS Forum
79. Seeking information on the supply status of Incoloy 800H, the material used for ASTM B407 heat exchanger tubes - HCBBS Forum
80. Why can bellows expansion joints not be used in any venting system? - HCBBS Forum
81. How to view the file of a post - HCBBS Forum
82. What standards should CNG tank truck gas supply stations follow? - HCBBS Forum
83. Who has the drawings for the ball-catching indicator? - HCBBS Forum
84. 【Idiom Chain】Let’s start on 6.28! Thoughtful irrigation! - HCBBS Forum
85. 【Filtering and Purification】Two types of filter elements in the coalescing separator - HCBBS Forum
86. 【Weekly Topic】【Storage & Transportation Version 20160623】 - HCBBS Forum
87. What type of land-based pump can replace a submersible sewage pump - HCBBS Forum
88. Overflow line flow rate - HCBBS Forum
89. Some thoughts on safety management - HCBBS Forum
90. 【Daily Question No. 155】June 24, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
91. Looking for electronic materials for the Level 2 Constructor exam - HCBBS Forum
92. Issues related to the installation of pressure transmitters - HCBBS Forum
93. How to determine if a vacuum pipeline is blocked? - HCBBS Forum
94. 【Idiom Chain】7.1 Let’s go! *Birthday! - HCBBS Forum
95. Static grounding issues in oil pipelines - HCBBS Forum
96. Does anyone know about the compiled book on professional examination guidelines? - HCBBS Forum
97. NACE MR 0103, 0175 - HCBBS Forum
98. Looking for a job; seeking help from experts - HCBBS Forum
99. Which is better, purified water or filtered water? - HCBBS Forum
100. 【Daily Safety Reminder】Let’s get moving on 6.25! - HCBBS Forum