English — Forum #723 (Page 610/642)

1. Isobutane dehydrogenation technology - HCBBS Forum
2. Good news: The approval process for coal-to-natural gas projects is accelerating! - HCBBS Forum
3. 【Daily Question】- Personal protective equipment (3 points for a reply, 3 to 5 points for a correct answer) (June 25) - HCBBS Forum
4. Regarding the issue of the building area for the chemical processing unit framework - HCBBS Forum
5. How is the feed to the pressure tower treated? - HCBBS Forum
6. 【Daily Question】2015.07.02 LPG storage tanks (2 wealth points for a reply; +3–8 additional wealth points if the answer is correct) - HCBBS Forum
7. Seek a question bank for atmospheric and vacuum distillation competitions - HCBBS Forum
8. Can ultrasonic flowmeters be used in sewers, wastewater treatment plants, and similar locations? - HCBBS Forum
9. Can 20# steel be used for the tube bundle in the paraffin oil cooling water tank? - HCBBS Forum
10. 【Daily Question】July 6 – Reciprocating compressor questions (+2 for the first 80 participants, +3 to +8 for correct answers...) - HCBBS Forum
11. Oxygen medium valve flow direction guide! - HCBBS Forum
12. Catalyst for hydrogen production via methanol cracking - HCBBS Forum
13. What are the factors that affect occupational health? - HCBBS Forum
14. Usage of expansion bolts - HCBBS Forum
15. How is the amount of exhaust gas calculated? - HCBBS Forum
16. Answers to Questions on Slag Disposal in Power Plants - HCBBS Forum
17. What should be noted regarding communication between the on-site PLC and the DCS in the control room? - HCBBS Forum
18. Where did everyone buy the practice questions and past exam papers for the registered chemical engineering professional exam? - HCBBS Forum
19. What are the functions and responsibilities of the project department? Are there any relevant regulatory requirements? - HCBBS Forum
20. How can this problem be solved? - HCBBS Forum
21. Things about wanting to start a business - HCBBS Forum
22. Guidelines for the Standardized Management of Industrial Hazardous Waste Generating Units--1 - HCBBS Forum
23. Selection of gas flow meters for trade settlement - HCBBS Forum
24. Health protection distance in the chlor-alkali industry - HCBBS Forum
25. What is the purpose of the butane removal tower, and why is it called a “butane removal” tower? - HCBBS Forum
26. Requirements for the inlet pressure of high-speed pumps - HCBBS Forum
27. I have a question: in HTRI, for the block bypass stream, where F, E, etc. are bypassed, what kind of heat exchanger is calculated as a result? - HCBBS Forum
28. The presence of solid insolutes in the primary brine led to excessive levels of calcium and magnesium in the secondary brine. - HCBBS Forum
29. Air excess factor issue? - HCBBS Forum
30. Is it true that the computer resources section in the “Life Area” of the “Haichuan Irrigation Co., Ltd. Shop” does not encourage posting? ? - HCBBS Forum
31. 【Daily Question】July 3: The outlet valve of the centrifugal pump was closed during operation (first 80 participants + 2 correct answers earn an additional 3–8 wealth points) - HCBBS Forum
32. How to determine whether an expansion joint is needed on the jacket body of jacketed equipment? - HCBBS Forum
33. Recommended conveyor belt manufacturers! ! - HCBBS Forum
34. Seeking help from fellow sailors for a shovel to dig material - HCBBS Forum
35. This year, it seems that Rockets didn’t get much of an advantage in the trading market - HCBBS Forum
36. Will a vacuum break valve on the steam pipeline accelerate the electrochemical corrosion of the pipeline by condensate water? - HCBBS Forum
37. Weekly topic: 5 Wealth points for correct answers, 2 Wealth points for participation； Question 91 - HCBBS Forum
38. Instrument elevation in the instrument layout diagram - HCBBS Forum
39. Calculation of the saddle for kettle-type reboilers - HCBBS Forum
40. Ethylene plant compressor outlet temperature control - HCBBS Forum
41. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for those who participate； Question 95 - HCBBS Forum
42. During a major engine overhaul, is it necessary to empty the fuel tank even if no oil change is performed? - HCBBS Forum
43. Plate resistant to high temperatures of 820 degrees - HCBBS Forum
44. Answers to questions on operations in distillation columns - HCBBS Forum
45. Reasons for the increase in cell voltage in zero-gap electrolyzers - HCBBS Forum
46. Principles for shutting down hydrogenation units - HCBBS Forum
47. What are the differences between the sealing materials F, PPL, and H for pneumatic valves? - HCBBS Forum
48. The flaws in NB/T47014-2011 - HCBBS Forum
49. Can a chemical explosion occur in an anaerobic environment? - HCBBS Forum
50. Basic knowledge of rotary joints - HCBBS Forum
51. Issues with the autodraftACADsource folder - HCBBS Forum
52. Are the hydrocarbons at the bottom or the top of the main cooling oxygen side? - HCBBS Forum
53. Let’s compare the production data with that of the experts – is our level of consumption reasonable? - HCBBS Forum
54. How does a box-type substation work? - HCBBS Forum
55. Seeking help with WOODWARD control system MICRONET and MICRONET PLUS cards - HCBBS Forum
56. As soon as the pump starts to feed, it shuts down no matter how small the flow rate is – what could be the reason? - HCBBS Forum
57. What material should be chosen for a tower with a temperature of around 820 degrees? - HCBBS Forum
58. What is the calculation formula for temperature and pressure compensation of an ideal gas? - HCBBS Forum
59. Problems in calculating reactor load and operating costs - HCBBS Forum
60. Weekly topic: 5 Wealth points for correct answers, 2 Wealth points for participation； Question 101 - HCBBS Forum
61. What is the difference between a flash tank and a flash tower? - HCBBS Forum
62. Questions regarding coke oven models - HCBBS Forum
63. What's your opinion on traffic noise affecting lifespan? - HCBBS Forum
64. Adolescence has arrived – how to teach children with ADHD? - HCBBS Forum
65. Radar level gauge system renovation - HCBBS Forum
66. What factors affect the measurement results of orifice plate flowmeters? - HCBBS Forum
67. Who has industrial pipeline design drawings? Please share them - HCBBS Forum
68. Regarding the depth of the recommended layout plan for the process package phase - HCBBS Forum
69. 【Daily Question】Fundamentals of Chemical Engineering 094: Heat Transfer Film Coefficient (June 29) - HCBBS Forum
70. Installation of LNG pipeline drain valves - HCBBS Forum
71. What are the advantages of this process? - HCBBS Forum
72. Selection of boundary valve, how to carry out maintenance - HCBBS Forum
73. A small survey on pickled Kai film - HCBBS Forum
74. Essence standards and implementation methods - HCBBS Forum
75. Common faults and solutions for planetary gear reducers - HCBBS Forum
76. Newcomer’s Technology Studies*Learning*Methods and Materials - HCBBS Forum
77. The provisions amended by Order No. 80 of the General Administration are inconsistent with the original regulations - HCBBS Forum
78. How to handle social security issues when leaving a job after two years of work to pursue a full-time master’s degree - HCBBS Forum
79. Materials from the 2015 National Advanced Forum on Industrial Water Conservation and Wastewater Recycling Technologies - HCBBS Forum
80. Please ask - HCBBS Forum
81. How to set up modular thermal resistors - HCBBS Forum
82. The electrodialysis water separation process produces oil; I’ve tried every possible method, but the problem hasn’t been solved. What should I do? - HCBBS Forum
83. The issue of estimating binary interaction parameters in Aspen regression - HCBBS Forum
84. How to determine the pH of dark organic liquid? - HCBBS Forum
85. 【Daily Question】June 29: What is the main mechanism by which catalytic cyclone separators separate catalysts from flue gas? - HCBBS Forum
86. 【Daily Question】June 28: After a conventional catalytic unit is modified to an MIP, what will be the isobutane/isobutylene ratio in the liquefied gas... - HCBBS Forum
87. Anti-corrosion treatment for buried stainless steel pipes - HCBBS Forum
88. Boilers, heat exchangers, ACC - HCBBS Forum
89. Corrosion prevention issues in stainless steel gas storage tanks - HCBBS Forum
90. Stress-relief heat treatment after welding for the 36mm-thick head (upper head); is heat treatment required for B1, which is connected to the upper head? - HCBBS Forum
91. Questions about the impact of feedwater temperature on membranes in ultrafiltration and reverse osmosis? - HCBBS Forum
92. Can explosions occur in the drum slag cooler of a circulating fluidized bed boiler? - HCBBS Forum
93. Six world-famous simulation videos on the investigation of chemical pollution incidents - HCBBS Forum
94. If you are looking for a job and need it, please get in touch - HCBBS Forum
95. Doctor of Chemical Engineering; the topic of the doctoral research was the development of adsorbents for diesel desulfurization - HCBBS Forum
96. There are many types of stainless steel flanges; what are the things to keep in mind when choosing one? - HCBBS Forum
97. Centrifugal compressor - HCBBS Forum
98. The drawings for the Nikkiso tongue gasket are needed. - HCBBS Forum
99. If we had not met in Shen Yuan - HCBBS Forum
100. The cooling capacity issue in low-temperature methanol washing - HCBBS Forum