English — Forum #723 (Page 341/642)

1. I’m a newcomer; could you please provide information on the sulfurization process for Ruchi cobalt-molybdenum catalysts and the precautions to take? Thank you so much! - HCBBS Forum
2. How much coal is needed to produce one ton of steam? - HCBBS Forum
3. Are there any friends in Beijing who like hiking on weekends? - HCBBS Forum
4. 【Daily Topic】【Civil Engineering Version 20160304】 - HCBBS Forum
5. Requesting experts to upload Sinopec standard Q/SHR 001-95 - HCBBS Forum
6. 【Process Theory】Is there a coefficient for adjusting the value based on recycled cooling water? - HCBBS Forum
7. Issues related to the calculation of expansion joints in heat exchangers according to national standards - HCBBS Forum
8. Methanol Weekly Topic How to determine a leak in a methanol synthesis tower? 2016.02.21---02.29 - HCBBS Forum
9. Management of petrochemical enterprises - HCBBS Forum
10. Coking in the large oil and vapor line at the top of the coke tower - HCBBS Forum
11. The issue of extracting by-products from coking desulfurization liquid - HCBBS Forum
12. 【Daily Topic】【Civil Engineering Version 20160222】 - HCBBS Forum
13. Case analysis: Should the following situation be classified as a work-related injury? (6) - HCBBS Forum
14. Metal tube rotameter - HCBBS Forum
15. Technical support - HCBBS Forum
16. Those with the title of senior engineer – do they meet the eligibility criteria for exemption from the examination for national supervision engineers? - HCBBS Forum
17. 【Basic Knowledge of Occupational Health】Occupational Health Examinations - HCBBS Forum
18. 【Daily Question】3.3 Multiple-choice Question: Which of the following is NOT a characteristic of the structure of chemical engineering equipment? ( ) - HCBBS Forum
19. Reaction heat of Si2Cl6 with hydrogen and calcium hydroxide Ca(OH)2 - HCBBS Forum
20. 【Daily Topic】【Civil Engineering Version 20160303】 - HCBBS Forum
21. Purity of liquid nitrogen at the top of the tower - HCBBS Forum
22. Determination of equipment import and export dimensions - HCBBS Forum
23. 【Weekly Topic】【HVAC Version 20160225】 - HCBBS Forum
24. 【Joint Study*】【Civil Engineering Version 20160302】 - HCBBS Forum
25. Chinese documentation for FOXBORO conductivity and pH meters - HCBBS Forum
26. Occupational Health Daily Question 2.25: Participate for a prize; 5 points for correct answers, plus an additional 5 points - HCBBS Forum
27. Rosemount guided wave radar level gauge repair - HCBBS Forum
28. March 3, 2016: **Meeting held – will the stock market close on an upward note today? - HCBBS Forum
29. Compilation of non-destructive testing procedure documents for pressure equipment - HCBBS Forum
30. Environmental Protection Daily Post 3.01: Reward for participation is 5 points, plus an additional 8 points for each correct answer (the questions are a bit difficult, so the rewards are increased) - HCBBS Forum
31. Transformation purification process rearrangement problem - HCBBS Forum
32. What is the lowest temperature that 0Cr18Ni9 can withstand at low temperatures? - HCBBS Forum
33. Questions regarding the replacement of cards in Siemens S7-300 - HCBBS Forum
34. Signal control regarding the low selector - HCBBS Forum
35. 【Daily Question No. 96】March 4, 2016: +2 wealth for participation, +3 additional wealth for a correct answer. [ - HCBBS Forum
36. Rapid cooling of catalytic cracking settlers - HCBBS Forum
37. Is the size of the oil-water separator in a reciprocating compressor related to the compression volume? - HCBBS Forum
38. Should I work for a relative who is also my boss? Conflicted! - HCBBS Forum
39. Issues regarding the design qualifications for pressure pipelines - HCBBS Forum
40. 【Daily Question No. 89】February 24, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
41. Should the general layout for companies that produce cosmetics and shampoos be designed in accordance with construction regulations or petrochemical industry regulations? - HCBBS Forum
42. Buy oranges - HCBBS Forum
43. Cumulative operating time of burner - HCBBS Forum
44. Suspecting demagnetization of a magnetic pump – how to measure the strength of the magnetism - HCBBS Forum
45. 【Safety and Environmental Protection Section】January Active Members Rewards – Winners please reply to claim their rewards - HCBBS Forum
46. Sodium silicate, sodium metasilicate, water glass - HCBBS Forum
47. 【Joint Study*】【Electrical Version 20160226】 - HCBBS Forum
48. 2016, the Year of the Widow, can you believe it? - HCBBS Forum
49. Regarding the labeling of pipelines, the PID diagram does not correspond to the pipeline descriptions - HCBBS Forum
50. I’m seeking advice from those with more experience: Has Yantai Wanhua’s 780,000 tons per year MTBE plant been put into operation? - HCBBS Forum
51. Occupational Health Daily Question 2.24: Participate for a prize; 5 correct answers and another prize will be given - HCBBS Forum
52. \"Haichuan Thanksgiving Season\" – Thank You: My Benefactors 【Foreign Language Division 004】 - HCBBS Forum
53. What is the difference between new material and recycled material? - HCBBS Forum
54. 【Joint Study*】【Civil Engineering Version 20160223】 - HCBBS Forum
55. Is a span of 10 meters between the supports for a 2-meter-diameter flue (5 mm thick) acceptable? - HCBBS Forum
56. In this situation, is the driver responsible? - HCBBS Forum
57. Issues regarding the protective barriers of the operating platform and plant design - HCBBS Forum
58. How should the venting tank used at the outlet of a safety valve be designed, and which standards can be referred to? Could everyone help look into this? - HCBBS Forum
59. How to reopen an old bank account to withdraw your assets - HCBBS Forum
60. Flow measurement of supercritical CO2 - HCBBS Forum
61. One Question per Day on Synthetic Ammonia (Series 27) - HCBBS Forum
62. Public announcement on the environmental impact assessment for CNOOC Datong’s 4 billion cubic meter coal-to-natural gas project - HCBBS Forum
63. Providing CAD front views of equipment flanges for a fee - HCBBS Forum
64. I have a few questions about AUTOCAD P&ID for the experienced colleagues! - HCBBS Forum
65. Discussion on equipment corrosion during the glyphosate production process - HCBBS Forum
66. How is the tower diameter calculated for batch distillation? - HCBBS Forum
67. What are the standards for calcium and magnesium hardness in softened water? Are there any relevant standards? How to determine it quickly? - HCBBS Forum
68. Sign-in record post from February 26, 2016 - HCBBS Forum
69. One question per day – back with a bang in 2016! Come and answer the questions to win wealth； Question 256 - HCBBS Forum
70. To those outside the industry, what is the level of domestic production for low-temperature expanders? - HCBBS Forum
71. One Question per Day on Synthetic Ammonia (Series 22) - HCBBS Forum
72. Can activated carbon filters reduce organic matter? - HCBBS Forum
73. Selection of steam pipeline traps for off-site use - HCBBS Forum
74. If any of you have the RS2 communication software, could you please send it to me? I would be very grateful. xcc72@163.com - HCBBS Forum
75. Advantages and disadvantages of forward-curved, backward-curved, and radial impellers. - HCBBS Forum
76. Standards for sulfur in products - HCBBS Forum
77. I have a question: how is the popularity of a post calculated? - HCBBS Forum
78. 【Daily Question】Chemical Engineering Principles 326: Boiler Blowdown (February 24) - HCBBS Forum
79. How to extend the service life of methanol synthesis catalysts - HCBBS Forum
80. Common mistakes in the maintenance of mechanical seals - HCBBS Forum
81. One Question per Day on Synthetic Ammonia (Series 21) - HCBBS Forum
82. About Kunlun Tongtai - HCBBS Forum
83. Sinopec’s 600,000-ton coal-to-olefins project rejected in environmental impact assessment - HCBBS Forum
84. 【Weekly Topic】【Production Version 20160302】 - HCBBS Forum
85. What is the safety factor for tensile strength per ASME B31.3? - HCBBS Forum
86. 【Industrial Products】Market trends for both types - HCBBS Forum
87. 【Daily Question】Principles of Chemical Engineering 332: Centrifugal Pumps (March 2) - HCBBS Forum
88. 【Daily Question】February 28, 2016: +2 wealth for participation； +3 to 8 wealth for correct answers - HCBBS Forum
89. One Question per Day on Synthetic Ammonia (Series 2**) - HCBBS Forum
90. 【Daily Topic】【Civil Engineering Version 20160301】 - HCBBS Forum
91. 【Daily Topic】【Quality Version 20160229】 - HCBBS Forum
92. 【Petrochemical Section】Compilation of professional “Basic Knowledge” posts (Supported by the large forum; surprises await, and great prizes are up for grabs) - HCBBS Forum
93. 【Daily Topic】【Electrical Edition 20160224】 - HCBBS Forum
94. Pale yellow needle-shaped crystals appear in the downstream products of methanol - HCBBS Forum
95. Problems with gas-liquid separation and oil separation in three-phase separators - HCBBS Forum
96. Coal coking heat exchanger - HCBBS Forum
97. Some questions about the specialized examination in metallurgy and materials science - HCBBS Forum
98. Is FC or FO better for the nitrogen seal inlet? - HCBBS Forum
99. Water-coal slurry gasification: quench ring, downcomer, upcomer, internal weld inspection - HCBBS Forum
100. 【Joint Study*】【Civil Engineering Version 20160303】 - HCBBS Forum