English — Forum #723 (Page 39/642)

1. Daily Safety and Fire Protection Question (12.22) - HCBBS Forum
2. 【Daily Question】Chemical Engineering Principles 489: Emission of Hydrogen (December 24) - HCBBS Forum
3. Fog and industrial development - HCBBS Forum
4. What’s the point of this? 15 empty eggs in a row - HCBBS Forum
5. Is there anyone who has experience with simulations related to the spray drying of laundry detergent? - HCBBS Forum
6. FLUENT simulation of the mixing of two gases - HCBBS Forum
7. Chemical safety training - HCBBS Forum
8. Test questions - HCBBS Forum
9. Partial price decline in China’s liquid ammonia market - HCBBS Forum
10. I hired an agent to help me settle in Tianjin - HCBBS Forum
11. Environmental Protection Daily Question (12.26) - HCBBS Forum
12. Shougang’s foreign fire fighter will arrive in Beijing; Da Mo stays with the team to help the new recruit integrate - HCBBS Forum
13. Rather than eating pollution outside, it’s better to smoke indoors - HCBBS Forum
14. Process Card - HCBBS Forum
15. I won 100 three times today; I’m so excited! - HCBBS Forum
16. What does \"two-wire passive 4-20mA signal\" mean? - HCBBS Forum
17. Fresh flowers - HCBBS Forum
18. Critical equivalent of LNG - HCBBS Forum
19. When the bottom reboiler of the hydrocracking distillation column is fed via multiple streams, what is the purpose of installing flow meter control valves for each stream? Thank you. - HCBBS Forum
20. How can I specify the conditions for the release of flammable gases or toxic gases? ? How are release source levels classified? - HCBBS Forum
21. The outlet of the safety valve is flowing back to the inlet of the safety valve! The safety valve on the equipment has no issues~~~? ? - HCBBS Forum
22. On the 16th attempt, 100 gold eggs were smashed; 28 times the participation value was won, resulting in a profit of 120~ - HCBBS Forum
23. The development of centrifuge units - HCBBS Forum
24. Is it good to place a water ring vacuum pump on a steel structural frame? - HCBBS Forum
25. Has the Rockets’ offensive efficiency improved significantly this season under D’Antoni’s guidance? Can they go further in the playoffs? - HCBBS Forum
26. What professional titles can one obtain in the field of machinery engineering? (Seeking advice) - HCBBS Forum
27. The textbooks for the registered chemical engineer professional examination have been updated; here’s how to choose them - HCBBS Forum
28. Should the fire safety requirements for methanol tanks used in biodiesel be governed by building codes or petrochemical regulations? - HCBBS Forum
29. On the 15th attempt, 100 gold eggs were smashed; 27 times the participation value was won, earning 20~ - HCBBS Forum
30. The damping platforms of the last-stage blades in Siemens turbines often break - HCBBS Forum
31. 【Daily Question】Chemical Engineering Principles 486: Electrolysis (December 21) - HCBBS Forum
32. Electric heater installed on the container nozzle - HCBBS Forum
33. Phosphoric acid at around 50% concentration (containing a small amount of nitric acid), which cannot be further concentrated, what can it be used for? - HCBBS Forum
34. Selection and power calculation of motors for chain plate conveyors - HCBBS Forum
35. Fines for taking time off, unpaid overtime - HCBBS Forum
36. What is the titanium grade of Tianium Gr2 material according to national standards? - HCBBS Forum
37. Yunnan Tourism - HCBBS Forum
38. Corrosion of the acid tank roof - HCBBS Forum
39. Volume concentration problem - HCBBS Forum
40. Las Vegas **companies rank the Rockets as one of the top 5 teams to win the championship this year; do you think it’s possible for the Rockets to make it to the Western Conference finals this year... - HCBBS Forum
41. Why must the gaskets on both sides of the tube sheet be made of the same material - HCBBS Forum
42. Safety and Firefighting Puzzles (12.22) - HCBBS Forum
43. 6th consecutive 3s - HCBBS Forum
44. VMGsim software usage fee - HCBBS Forum
45. Flexible Coking VS Delayed Coking - HCBBS Forum
46. Weekly Urea Market Report for the Fourth Week of December 2016 - HCBBS Forum
47. Case Studies of Boiler Operation Accidents--7 - HCBBS Forum
48. 【Haichuan Chemical Industry News】Takahashi Petrochemical’s DCP wastewater treatment system has been granted a **patent** - HCBBS Forum
49. Seek a model emergency response plan for a key chemical enterprise with two key projects and one major project - HCBBS Forum
50. Regarding the vacuum above the mercury column - HCBBS Forum
51. A method for producing methanol from high-sulfur coal - HCBBS Forum
52. I have a question - HCBBS Forum
53. Daily Security Management Technology Question (12.25) - HCBBS Forum
54. Monitoring and measuring equipment - HCBBS Forum
55. Classification of safety facilities - HCBBS Forum
56. Spliced head weld coefficient - HCBBS Forum
57. Do even the golden eggs need to rest at noon? - HCBBS Forum
58. Supports and hangers for compressor pipes and steam pipes - HCBBS Forum
59. Who has the ASME welder exam visual inspection standards? - HCBBS Forum
60. Where does the concept of time actually come from? - HCBBS Forum
61. How to control the interference amount in the bearing interference fit - HCBBS Forum
62. Use of chlorine gas cylinders - HCBBS Forum
63. The anion bed becomes ineffective after being used for a while - HCBBS Forum
64. Is there anyone in need of other TRICON software? Send it to my email – I’ll make it available freely! - HCBBS Forum
65. How to restore deleted posts? - HCBBS Forum
66. 【Haichuan Chemical Industry News】Water ring vacuum pumps replacing two-stage steam jet pumps in primary vacuum towers to reduce steam consumption in the facility - HCBBS Forum
67. Consultation on gas pressure regulators - HCBBS Forum
68. 【12-24】Daily Question for Occupational Health Edition - HCBBS Forum
69. How long is the usage cycle of everyone’s computers? - HCBBS Forum
70. What is the definition of a pressure vessel? - HCBBS Forum
71. 【Daily Question】Chemical Engineering Principles 487: Electrolyte (December 22) - HCBBS Forum
72. 【Hiring】Research and development in circulating fluidized bed boilers, DCS, and synthesis/application of silane coupling agents - HCBBS Forum
73. 【Daily Question】December 20, 2016 – Participate to earn +2 wealth； +3 to +10 wealth for correct answers - HCBBS Forum
74. Three major quality systems - HCBBS Forum
75. In my free time - HCBBS Forum
76. Chloride corrosion - HCBBS Forum
77. Then exchange flowers as gifts and play the big wheel of fortune - HCBBS Forum
78. Sending flowers to each other - HCBBS Forum
79. Alone in dusk, filled with sorrow - HCBBS Forum
80. Removal of impurity gases such as oxygen from chlorine gas - HCBBS Forum
81. Production and sales of liquid ammonia in the Northeast - HCBBS Forum
82. Fault issues with Tokyo Keisō servo level gauges - HCBBS Forum
83. Catalytic tri-rotation is confusing; I’m seeking help - HCBBS Forum
84. Which model of pump is suitable for this application? Thank you! - HCBBS Forum
85. Gasification Daily Question: 2016-12-19 Process Analysis Question (5 points for participation, 15 points for a correct answer) - HCBBS Forum
86. Sealing of pipe flanges and threads in oxygen systems - HCBBS Forum
87. Rising costs and reduced production capacity – can small fertilizer factories still survive? - HCBBS Forum
88. The results for registration-based exams will be released soon; please be aware of this. Mods/technicians, come and pick up the calendar - HCBBS Forum
89. Gas boiler - HCBBS Forum
90. Issues with the catalytic activity of sulfuric acid - HCBBS Forum
91. Can a 316L device use carbon steel for the outer reinforcement ring? - HCBBS Forum
92. Are there any distance requirements between Class A and Class B pipelines and buildings, roads? ? - HCBBS Forum
93. What other hurdles remain to be overcome in the prevention and control of occupational diseases? - HCBBS Forum
94. Does anyone know a cylinder design firm that can produce drawings? - HCBBS Forum
95. Matters related to hot work analysis for the maintenance of low-temperature methanol washing systems - HCBBS Forum
96. Why can voltage equalization improve the recovery rate? - HCBBS Forum
97. How is the liquid-to-gas ratio in gas-liquid absorption calculated?! - HCBBS Forum
98. Fire extinguishing principle of dry powder fire extinguishers - HCBBS Forum
99. Manufacturers of metal silicon powder production equipment - HCBBS Forum
100. Is it true that explosion protection is not required in areas outside the designated explosion-proof zones? No need to attend classes either? ? - HCBBS Forum