English — Forum #723 (Page 193/642)

1. Can the power distribution room be built adjacent to the control room? - HCBBS Forum
2. 【Mnemonic】Cracking Down on Illegal Gas Stations - HCBBS Forum
3. What does “stub” mean in ball valve SW-STUB? - HCBBS Forum
4. How Type B conveyor belts prevent gaps and various operating methods - HCBBS Forum
5. 【Daily Question】 2016 07 27 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
6. Research Progress on the Nucleation Process of Pitting in Metal Materials - HCBBS Forum
7. Why can the bottom liquid from the pressurized column in the three-column distillation process for methanol reach the temperature of the atmospheric-pressure column? - HCBBS Forum
8. B16.10 standard - HCBBS Forum
9. Foreign Literature on the Use of Catalytic Cracking Slurry (Review) - HCBBS Forum
10. Energy-saving renovation of screw air-conditioning units - HCBBS Forum
11. Are the samplers and filters in aromatic hydrocarbon plants considered pressure vessels? - HCBBS Forum
12. Question regarding the differences in ultrasonic testing between SY4109-2005 and SY4109-2013 - HCBBS Forum
13. Urgently need an ultrasonic level gauge; the plant is about to start up, please help. - HCBBS Forum
14. Safety Technology Exchange Edition: Daily Question (2016.7.26) - HCBBS Forum
15. Gas contains both hydrogen sulfide and sulfur dioxide - HCBBS Forum
16. Security Technology Exchange Edition: Daily Question (2016.7.21) - HCBBS Forum
17. What causes something similar to sulfur to be separated out from the gas liquid separation tank? - HCBBS Forum
18. Selection of gas and hydrogen flowmeters - HCBBS Forum
19. Dedicated to research on domestic powder packaging technology - HCBBS Forum
20. Enterprise safety self-inspections should reflect the \"five requirements and five characteristics\"” - HCBBS Forum
21. Pressure (head) unit - HCBBS Forum
22. 【Picture of the Day】2016 07 21 What is the device in this picture? - HCBBS Forum
23. Regarding oxygen-enriched combustion - HCBBS Forum
24. An update from the air separation industry, dated 20160715: Linde LCC introduces a new control system for oxygen-free atmospheres in metal annealing processes - HCBBS Forum
25. 【Daily Topic】【Civil Engineering Version 20160724】 - HCBBS Forum
26. GBZT 223-2009 Specifications for the Installation of Toxic Gas Detection and Alarm Devices in Workplaces - HCBBS Forum
27. Who knows what type of catalysts are used in the synthesis of propylene glycol ethers? - HCBBS Forum
28. I earnestly beg for materials and past exam questions for the chemical engineering professional exam - HCBBS Forum
29. Which of the following two scenarios results in higher gas emissions (which has a larger P*V value)? ? ? - HCBBS Forum
30. Siemens chromatograph - HCBBS Forum
31. 【Daily Topic】【Engineering Version 20160722】 - HCBBS Forum
32. Welding issues in low-pressure gas pipelines - HCBBS Forum
33. What are the installation specifications for the primary valve (root valve) used in instrumentation? Is the presence of threads or welded connections allowed in front of the root valve? - HCBBS Forum
34. 【Daily Judgment NO.60】July 15, 2016 - HCBBS Forum
35. 5 years of experience in storage and transportation design, seeking a job in Guangdong - HCBBS Forum
36. 【Daily Topic】【Civil Engineering Version 20160718】 - HCBBS Forum
37. The gas production has decreased significantly. Is there any good solution? - HCBBS Forum
38. Measurement method for spherical tanks - HCBBS Forum
39. Configuration issues for two-position start switch valves - HCBBS Forum
40. Difference between HRB and HB - HCBBS Forum
41. Urea price trends across China as of July 26, 2016 - HCBBS Forum
42. Report on the investigation into the extremely serious landslide incident that occurred on \"12•20\" at the construction waste disposal site in Guangming New Area, Shenzhen, Guangdong released - HCBBS Forum
43. Reasons for the vulnerability of magnetic pump bearings - HCBBS Forum
44. Chemical cleaning of polysilicon pipes, towers, and storage tanks - HCBBS Forum
45. Propylene glycol deodorization - HCBBS Forum
46. What does DUAL mean after SA516 60/70 DUAL? - HCBBS Forum
47. 【Micro-fiction】No Respect Given - HCBBS Forum
48. 【Daily Question】 2016 07 24 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
49. 【Daily Question】 2016 07 14 Hydrogenation Sector - HCBBS Forum
50. How to deal with alkaline foam in electrolyzed hydrogen - HCBBS Forum
51. Recycling of 15% methanol solution - HCBBS Forum
52. 【Idiom Chain】7.19 Let’s go! No water or electricity - HCBBS Forum
53. Problems at the construction site - HCBBS Forum
54. The economic viability of coal-based aromatics has withstood oil prices at $40 per barrel, indicating a promising outlook - HCBBS Forum
55. Turbine oil cylinder material issues - HCBBS Forum
56. Water quality in the reflux tank of atmospheric pressure equipment - HCBBS Forum
57. I’m looking for a software to draw steel structures! ! - HCBBS Forum
58. A problem with the acid steamer! - HCBBS Forum
59. Ethylene price - HCBBS Forum
60. 【Q&A Question 093】2016.07.22 - HCBBS Forum
61. Specification requirements for the welding base of instrument pressure guiding pipes - HCBBS Forum
62. Seeking cases or information regarding fires in electrolyzers - HCBBS Forum
63. With 5 years of experience in storage and transportation design, it’s really hard to find a job in Guangdong - HCBBS Forum
64. Problems with polyurethane insulation materials - HCBBS Forum
65. Regarding - HCBBS Forum
66. Could everyone help me analyze the reasonable explanation for this correct answer? Thank you all - HCBBS Forum
67. What does it mean in Petrochemical Code 5.2.23 that warehouses for Class A and B items should not be located within the plant? - HCBBS Forum
68. gear type compressor - HCBBS Forum
69. What can fusel alcohols be used for? We just throw away all the fusel alcohols here, which is a waste - HCBBS Forum
70. Issues with temperature and pressure compensation and standard cubic Nm3/h - HCBBS Forum
71. Prime mover selection - HCBBS Forum
72. Accident case analysis: one question per Monday (11). +3 wealth for participation, plus an additional 1–10 wealth for correct answers - HCBBS Forum
73. Who oversees special equipment? - HCBBS Forum
74. No rice has been distributed for half a year; colleagues, please offer some comfort! - HCBBS Forum
75. What material should be used for liquid ammonia pipelines? - HCBBS Forum
76. Three small pipelines and root valves - HCBBS Forum
77. GEA screw compressors, specific working principle - HCBBS Forum
78. 【Daily Topic】【Engineering Version 20160724】 - HCBBS Forum
79. Dear experts, I would like to ask about the date and location of this year’s restructuring conference. Thank you. - HCBBS Forum
80. Solve - HCBBS Forum
81. I would like to ask about the conversion between the resistance of a PT100 thermistor and temperature - HCBBS Forum
82. Why is a cranking time specified for reciprocating compressors? - HCBBS Forum
83. Issues regarding the selection of welding wire for the mechanical seal flushing pipe and the oil transfer pump head cover - HCBBS Forum
84. Introduction to PIDCAD - HCBBS Forum
85. P204, P507 correlation issue - HCBBS Forum
86. 【Daily Question】Deep Processing 20160723: What is “operational flexibility”? - HCBBS Forum
87. How can the conditions for performing hot work be achieved in the settling tank of the alkylation reactor? What are the specific steps to follow? - HCBBS Forum
88. 【Daily Topic】【Production Version 20160721】 - HCBBS Forum
89. Utilization of waste heat in coking plants - HCBBS Forum
90. Prevention and first aid for alkali burns - HCBBS Forum
91. How many SFC function blocks can the CS3000 R3.08 system have at most? - HCBBS Forum
92. Questions regarding oxygen concentration and sulfur dioxide concentration - HCBBS Forum
93. Help with calculations for hydrogen production via water electrolysis - HCBBS Forum
94. Urea price trends across China as of July 21, 2016 - HCBBS Forum
95. Request for sulfuric acid plant shutdown maintenance plan - HCBBS Forum
96. Regarding natural gas boilers! - HCBBS Forum
97. Can LNG be directly vaporized in an air-temperature vaporizer? - HCBBS Forum
98. 【Daily Topic】【HVAC Version 20160715】 - HCBBS Forum
99. Wet desulfurization - HCBBS Forum
100. How to fix leaks in high-pressure valves? - HCBBS Forum