English — Forum #337 (Page 84/163)

1. When waste ethanol is distilled using brewing equipment and then burned, white powder still clogs the burner tip - HCBBS Forum
2. In carbon steel steam pipelines, are there iron ions in the condensate? - HCBBS Forum
3. I’ve been wanting to learn the basics of polyurethanes recently - HCBBS Forum
4. The function of a flow control valve - HCBBS Forum
5. Where does the criterion of a flying temperature exceeding 28°C come from? - HCBBS Forum
6. handbook of fillers 3rd - HCBBS Forum
7. Can sulfuric acid and liquid caustic soda share the same cofferdam? What should be done? - HCBBS Forum
8. Purchase of tert-butyl chromate - HCBBS Forum
9. What material is used for equipment that handles high-pressure steam? - HCBBS Forum
10. Fundamentals of Manufacturing Processes (Multiple Choice) 20181228 - HCBBS Forum
11. I seek your advice - HCBBS Forum
12. Regarding sleeve compensators - HCBBS Forum
13. Regulations for diesel fire pumps - HCBBS Forum
14. Intermediate reboiler - HCBBS Forum
15. Can the Agilent 7820A be used with the N2000 workstation? - HCBBS Forum
16. Comprehensive Guide to Basic Knowledge of Metal Materials (300-page PPT), excellently summarized - HCBBS Forum
17. Which type of filter is suitable for steam pipes? - HCBBS Forum
18. 【Daily Question】 【AC Version for Static Equipment...Question 78】 March 19, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
19. 【Daily Question】 【AC Version for Static Equipment...Question 31: Prize for Participation】 December 16, 2018: True/False Multiple-Choice Question... - HCBBS Forum
20. Gasoline, diesel, and water - HCBBS Forum
21. Can catalytic cracking spent catalysts be used for the decolorization of vacuum and atmospheric distillation jet fuel? - HCBBS Forum
22. What standards must the wastewater from chemical industry wastewater treatment plants meet in order to be used for irrigating the greenery in the plant area? - HCBBS Forum
23. 【Daily Question】 【AC Version for Static Equipment...Question 42】 February 11, 2019 – True/False Question...A Happy Family - HCBBS Forum
24. How is the annual output of an intermittent production facility calculated? - HCBBS Forum
25. 【Daily Question】 【AC Version for Static Equipment...Question 42】 December 27, 2018 – True/False Question...Wealth is at your doorstep - HCBBS Forum
26. 【Daily Question】 【AC Version for Static Equipment...Question 99】 April 9, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
27. 【Daily Question】 【AC Version for Static Equipment...Question 46】 December 31, 2018 – True/False Multiple Choice Question...Welcome to New Year’s Day - HCBBS Forum
28. Seeking the production process for 2,6-dichlorobenzonitrile - HCBBS Forum
29. Can an electrically heated heat transfer oil furnace be placed in a workshop? - HCBBS Forum
30. Regarding the enthalpy value of water - HCBBS Forum
31. Deaeration filter for oil pipelines - HCBBS Forum
32. What is the state of saturated water vapor mixed with unsaturated water? - HCBBS Forum
33. 【Daily Question】【AC Version for Static Equipment...Question 120】April 30, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
34. Pipe pressure drop - HCBBS Forum
35. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190119 - HCBBS Forum
36. Fundamentals of Manufacturing Processes (Multiple Choice) 201812 3 - HCBBS Forum
37. Acetylene booster unit - HCBBS Forum
38. Packings used in distillation - HCBBS Forum
39. 【Daily Question】 【AC Version for Static Equipment...Question 37】 December 22, 2018 – True/False Multiple Choice Question...Prizes Available - HCBBS Forum
40. I would like to ask for advice - HCBBS Forum
41. Discussion on the discrepancy in the number of flange bolt holes between GB/T9119 and JB/T81 for DN65 - HCBBS Forum
42. Everyone, any questions regarding the calculation of safety valves? - HCBBS Forum
43. What qualifications are required to supply chemical processing equipment in skid form? - HCBBS Forum
44. Tank venting - HCBBS Forum
45. Working principle and application of plate heat exchangers - HCBBS Forum
46. What are the effects of full reflux in the ammonia compressor on the unit? - HCBBS Forum
47. Coking furnace - HCBBS Forum
48. Insulation for concentrated sulfuric acid and liquid alkali storage tanks - HCBBS Forum
49. Phase 3 [Discussion Thread] Integration and [Daily Quiz Summary] – WORD version with table of contents — Happy May Day, please enjoy! - HCBBS Forum
50. 【Daily Question】 【AC Version for Static Equipment...Question 80】 March 21, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
51. Steam coil steam inlet and outlet - HCBBS Forum
52. I need CAD drawings for a candle filter. - HCBBS Forum
53. Pumping liquid - HCBBS Forum
54. Heated pipeline - HCBBS Forum
55. Discussion on the method of vacuuming the vacuum port of the vacuum condenser - HCBBS Forum
56. 【Daily Question】 【AC Version for Static Equipment...Question 20】 December 5, 2018 – True/False Multiple Choice...Enter to win a prize - HCBBS Forum
57. 【Daily Question】【AC Version for Static Equipment...Question 75】March 16, 2019...Essay question...Everything is going well - HCBBS Forum
58. Are there any standard requirements for the power supply load in methanol explosion-proof areas? - HCBBS Forum
59. 【Daily Question】 【AC Version for Static Equipment...Question 60】 March 1, 2019 – Multiple-choice question on hole identification...Everything is going well - HCBBS Forum
60. Corrosion of pipeline materials by hydrogen chloride? - HCBBS Forum
61. How to determine the proportion of radiographic inspection for liquid ammonia pipelines - HCBBS Forum
62. Regarding welding reinforcement issues - HCBBS Forum
63. What is the maximum pressure at which hydrogen can be produced using pressure swing adsorption methods, both domestically and internationally? - HCBBS Forum
64. Propylene liquid pipeline safety valve - HCBBS Forum
65. Request for mixed acid preparation (sulfuric acid, nitric acid) - HCBBS Forum
66. Total temperature rise of the reactor - HCBBS Forum
67. Can a methanol storage tank be designed as a square tank at atmospheric pressure? ? What are the potential risks? - HCBBS Forum
68. 54 Seeking help from Wealthy Study Rabbit members to download four books - HCBBS Forum
69. May I ask, can methanol be recovered by atmospheric distillation from a methanol solution containing about 20%-30% high-boiling-point organic compounds? - HCBBS Forum
70. [Daily Question] Basic Process Knowledge (True/False Questions) 20190410 - HCBBS Forum
71. MVR crystallization - HCBBS Forum
72. [Daily question] [Static Equipment Exchange Edition...Question 44] Multiple choice question on December 29, 2018...Good luck is always with you - HCBBS Forum
73. When the raw material unloading pump in the tank farm starts to unload material, the pump keeps tripping due to gas in the pipeline at low load – what should be done? - HCBBS Forum
74. Fundamentals of Processing Technology (Multiple Choice) 20181222 - HCBBS Forum
75. Can mixed inorganic salts be used as energy storage materials? Is the volume required to obtain the same amount of calories very large? - HCBBS Forum
76. Fundamentals of Chemical Transport Processes (Chen Tao) – PPT suitable for self-study by those with a basic knowledge of chemistry - HCBBS Forum
77. During the temperature and pressure reduction process, when the pressure is reduced, if the temperature remains unchanged, how does the pressure decrease? - HCBBS Forum
78. Steam pipeline - HCBBS Forum
79. I would like to ask the experts: is it possible to solve the problems of drying and crushing viscous solid materials? - HCBBS Forum
80. 【Daily Question】 【AC Version for Static Equipment...Question 73】 March 14, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
81. 【Daily Question】 【AC Version for Static Equipment...Question 35】 February 4, 2019 – True/False Question...Happy Pig Year - HCBBS Forum
82. The steam temperature is 370, and the steam generation rate is 60 t/h. How to calculate the power generation amount? Those data are still needed - HCBBS Forum
83. Will there be debris at the pump inlet? How should the inlet be designed? Can I use a perforated tube with a wire mesh? - HCBBS Forum
84. Questions about product compression - HCBBS Forum
85. HG/T 21616-1997(2009) Standard Series for Silencers Used in Chemical Plants – Why It Was Abolished - HCBBS Forum
86. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190222 - HCBBS Forum
87. Stability of PSA nitrogen generation units - HCBBS Forum
88. Regarding the continuous blowdown of boilers - HCBBS Forum
89. Can nitrogen protection be applied to a tank that is not completely sealed? - HCBBS Forum
90. How to measure the angle and length of pressed elbows during pipeline installation - HCBBS Forum
91. Parameter simulation of the vinyl acetate synthesis section using the acetylene method - HCBBS Forum
92. Modern continuous hot-dip galvanizing of steel strips - HCBBS Forum
93. Seeking help with process challenges - HCBBS Forum
94. Operation procedure for starting and stopping a rotary jet pump - HCBBS Forum
95. Installation direction of Y-type filter - HCBBS Forum
96. Fundamentals of Manufacturing Processes (Multiple Choice) 20181224 - HCBBS Forum
97. Water wall and refractory bricks - HCBBS Forum
98. Can flammable liquids be stored above their flash point? For example, benzene has a flash point of -11°C; can it be stored at room temperature? - HCBBS Forum
99. What does this control in the diagram mean? Could you explain it in detail? Thank you - HCBBS Forum
100. Endothermic vaporization - HCBBS Forum