English — Forum #723 (Page 449/642)

1. Questions regarding the support method for the compressor gas-liquid separation tank - HCBBS Forum
2. Instrument calibration - HCBBS Forum
3. How much does it cost to invest in a dimethyl ether plant with a capacity of 50,000 tons and 100,000 tons? - HCBBS Forum
4. Will propane dehydrogenation create value or destroy it in the future? - HCBBS Forum
5. Who is responsible for entering the tag number of the heat exchanger equipment? - HCBBS Forum
6. What is the effect of ammonia in raw gas on shift catalysts? - HCBBS Forum
7. 【Daily Question】Question from 20151124 - HCBBS Forum
8. How to use Aspen to simulate oils in order to obtain physical property parameters such as viscosity and density? - HCBBS Forum
9. Safety valve opening pressure - HCBBS Forum
10. Issues with the dimensions of the tie rod holes in heat exchanger tube sheets - HCBBS Forum
11. 【Daily Question No. 32】November 24, 2015: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
12. Is liquid caustic used for ammonia vaporization circulated? - HCBBS Forum
13. Issues related to the design of glass annealing kilns - HCBBS Forum
14. What are the fluoride-resistant materials? - HCBBS Forum
15. Seeking help from well-known domestic nitrogen generator manufacturers - HCBBS Forum
16. What color is the line for the CAD gas flow? - HCBBS Forum
17. 【Daily Question】11.21 Multiple-choice question: After a fractionation tower experiences flooding, which of the following operation methods is correct? - HCBBS Forum
18. Raise your hand if it doesn’t snow there - HCBBS Forum
19. 【Daily Question No. 29】November 19, 2015: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
20. A question about qualifications - HCBBS Forum
21. The secrets between compressor oil and compressors - HCBBS Forum
22. Unveiling 15 “psychological traps” in supermarkets” - HCBBS Forum
23. Beware of safety accidents at sewage treatment plants - HCBBS Forum
24. Can pressure transmitters withstand low temperatures? - HCBBS Forum
25. World’s first flue gas desulfurization and denitrification system for coke ovens put into operation - HCBBS Forum
26. Natural gas price drop - HCBBS Forum
27. Regarding the question of who is primarily responsible for design failures in chemical plants - HCBBS Forum
28. Treatment of heavy metal wastewater - HCBBS Forum
29. Brief description of the single-rope overall lifting method for tower equipment - HCBBS Forum
30. What standards are followed for the flanged sight glasses used on pipes? - HCBBS Forum
31. Year-End Event – “HaiChuan Thanksgiving – Custom Title【##Zone001】” - HCBBS Forum
32. Twelve causes of industrial boiler accidents and their preventive measures – very comprehensive and detailed - HCBBS Forum
33. How long does it take to get an assessment result for an assistant engineer? - HCBBS Forum
34. Question 96 on Boiler Foundations, November 21: (A certain score will be given to the top 50) - HCBBS Forum
35. Issues with domestically produced ASME-rated materials used in U-stamp equipment - HCBBS Forum
36. Why is it necessary to know viscosity when calculating throttling devices? - HCBBS Forum
37. One post per day - HCBBS Forum
38. 【Daily Question】November 21, 2015: Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
39. Dufu Duohua Chemical Co., Ltd - HCBBS Forum
40. How to calculate the resistance of heat exchangers in air separation units - HCBBS Forum
41. 【Daily Question】November 19, 2015: Non-destructive testing ratio (2 wealth points for a reply, plus 3–8 additional wealth points if the answer is correct) - HCBBS Forum
42. If reflection is needed - HCBBS Forum
43. Is there a high demand for professionals in instrumentation? - HCBBS Forum
44. 【Haichuan Irrigation Co., Ltd. Tea House】Should the viewing balcony be sealed off? - HCBBS Forum
45. Pressure in the coke tower decreases - HCBBS Forum
46. What is the operating sequence of the turbine quick-shut valve disc? There are also structures - HCBBS Forum
47. What is the mystery behind Bill Gates’ visit to Shenhua? - HCBBS Forum
48. Evergrande’s ‘jersey scandal’” - HCBBS Forum
49. cylinder - HCBBS Forum
50. What are the functions and maintenance tasks of a packed tower? - HCBBS Forum
51. What is the significance of controlling the temperature at the bottom of a distillation column? - HCBBS Forum
52. Comprehensive Survey on the Current Status of Work Safety - HCBBS Forum
53. Sign-in record post from November 23, 2015 - HCBBS Forum
54. Safety Management System for Explosive Precursors - HCBBS Forum
55. I have a question regarding the flaw detection and airtightness testing of pressure vessels - HCBBS Forum
56. Oil change volume for cycloidal pinwheel reducers in reaction kettles - HCBBS Forum
57. Why can thick-walled containers indirectly reflect high-pressure containers? - HCBBS Forum
58. In the dehydration section of natural gas production, why can the outlet temperature drop below 0 degrees when hot blowing of the dehydration tower begins? - HCBBS Forum
59. Reputable hazardous waste disposal units in Shandong Province - HCBBS Forum
60. (Basic knowledge) What is the fluidization of solid materials? - HCBBS Forum
61. I would trade a thousand years of waiting for a lifetime of your love - HCBBS Forum
62. Issues with lightning protection classification? - HCBBS Forum
63. Request a layout design for the catalytic oxidation plant used in the production of sulfuric acid from pyrite - HCBBS Forum
64. 【Daily Question】Question from Issue 20151118 - HCBBS Forum
65. It’s very difficult to increase the liquid level in our company’s gasification furnace; it remains around 30%! - HCBBS Forum
66. 【Daily Question】11.24 Responsibilities in pressure vessel design Reply +2 - HCBBS Forum
67. Circulation volume - HCBBS Forum
68. Sinopec’s ethylbenzene catalyst was successfully commissioned in Taiwan’s 350,000-ton/year ethylbenzene plant - HCBBS Forum
69. No matter how much you despise it, it’s never enough…… - HCBBS Forum
70. May I ask: Are you interested in the technology of producing high-octane gasoline via hydrogenation of catalytic cracking diesel? - HCBBS Forum
71. What is fire protection technology theory? - HCBBS Forum
72. Hydrogenation reactor manufacturing - HCBBS Forum
73. Do you know what requirements need to be met regarding the oil used in single-girder cranes? - HCBBS Forum
74. Please provide a translation - HCBBS Forum
75. “Haichuan Irrigation Co., Ltd. Convenience Store” Today it’s light snowfall; where is there heavy snow! - HCBBS Forum
76. The differential pressure level gauge is inaccurate - HCBBS Forum
77. One post per day - HCBBS Forum
78. Corrosion protection treatment under [280–300°C & dilute sulfuric acid] conditions - HCBBS Forum
79. When the city gate catches fire, the fish in the pond suffer as well - HCBBS Forum
80. How to interpret Pmax in the calculation of internal pressure in the new storage tank design standards - HCBBS Forum
81. Coach took female students to a hotel; carbon monoxide poisoning resulted in 1 death and 1 injury - HCBBS Forum
82. Yulin in Shaanxi will build the largest LNG industrial base in the Northwest - HCBBS Forum
83. Catalytic reforming process flow - HCBBS Forum
84. Are chemical operators who know English easy to find a job? - HCBBS Forum
85. Market analysis of the four major product categories in the chemical equipment industry - HCBBS Forum
86. 【Daily Question】Question from Issue 20151117 - HCBBS Forum
87. What are some typical diagrams of stepwise regulation? - HCBBS Forum
88. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 363 - HCBBS Forum
89. NB/T47003.1-2009 \"Steel Welded Atmospheric Pressure Vessels\" – Explanation regarding the calculation of tie rods - HCBBS Forum
90. 【Daily Question】11.17 Multiple-choice question: The sulfation of Al2O3 catalysts is caused by - HCBBS Forum
91. Function of the drain holes in the tube bank partition plates - HCBBS Forum
92. Which method should be adopted to speed up the drying time of substances that mainly contain bound water? . - HCBBS Forum
93. Coal chemical industry: Cornered, how to break free? - HCBBS Forum
94. What standards should be followed for the design and manufacturing of pressure vessel products? - HCBBS Forum
95. Regarding the boiler operation certificate - HCBBS Forum
96. Which domestic brand of vacuum pump offers the best cost-performance ratio? - HCBBS Forum
97. Sensors and actuators in the SIS loop - HCBBS Forum
98. Theme closed - HCBBS Forum
99. Antifreeze using sulfuric acid and sodium hydroxide? - HCBBS Forum
100. The three major drawbacks of China’s fertilizer market tell us: this is winter! - HCBBS Forum