English — Forum #723 (Page 164/642)

1. 【Daily Topic】【Production Version 20160902】 - HCBBS Forum
2. What welding materials to choose for welding profiled pipes? - HCBBS Forum
3. 【Daily Topic】【Electrical Edition 20160825】 - HCBBS Forum
4. In molecular sieve dryers, the molecular sieve inside can easily be carried along by the pipelines and enter the subsequent material processing system - HCBBS Forum
5. Summary of Thermodynamic Concepts - HCBBS Forum
6. Wastewater treatment for hydrogen peroxide production via the anthraquinone process - HCBBS Forum
7. Low-pressure coal slurry pump - HCBBS Forum
8. Catalyst pre-wetting - HCBBS Forum
9. 【Daily Question】Advanced Processing 20160905 Fill-in-the-blank: What is the opening and closing direction of ordinary valves? - HCBBS Forum
10. I would like to ask everyone about the calculation of multiple changes in the feed stream in Aspen - HCBBS Forum
11. What can liquid paraffin, a product of coal chemical processing, be used for? - HCBBS Forum
12. 【Event Call for Submissions】The Leisure Zone is inviting submissions for poetry, beautiful images, and food related to the Mid-Autumn Festival - HCBBS Forum
13. Execution standards for upper-mounted gate-type metal hard-sealed butterfly valves - HCBBS Forum
14. 【Daily Topic】【HVAC Version 20160829】 - HCBBS Forum
15. Applications of high-nickel alloy steel in the electronics and electrical industry - HCBBS Forum
16. 【Daily Question】Advanced Processing 20160904 Fill-in-the-blank: What is the English code for the following equipment? - HCBBS Forum
17. For the field of chemical engineering machinery maintenance, are there any certificates that can be obtained? - HCBBS Forum
18. Vessel top shock absorber - HCBBS Forum
19. Regarding the calculation of anchor bolt seats - HCBBS Forum
20. What water should be used to prepare desulfurization MDEA? - HCBBS Forum
21. Alkali consumption of catalytic flue gas desulfurization devices - HCBBS Forum
22. Hasn’t anyone uploaded the questions and answers for the Power Foundation? - HCBBS Forum
23. CAD 3D teaching videos - HCBBS Forum
24. 【Daily Topic】【Engineering Version 20160826】 - HCBBS Forum
25. Looking for suppliers of high-purity propane - HCBBS Forum
26. Study hard* - HCBBS Forum
27. How is the desulfurization efficiency calculated? - HCBBS Forum
28. How to convert the valve model ‘inch’ to nominal diameter - HCBBS Forum
29. Chromatographically pure methanol, acetonitrile - HCBBS Forum
30. How to carry out routine law enforcement inspections and occupational disease prevention? - HCBBS Forum
31. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； September 3rd - HCBBS Forum
32. Sign-in record post from August 28, 2016 - HCBBS Forum
33. Is the SIL assessment conducted only on the interlock components? - HCBBS Forum
34. Please tell me about the role of spraying methanol before washing the crude gas into the heat exchanger? - HCBBS Forum
35. Does anyone know how to crystallize the copper-enriched solution obtained from copper extraction into copper sulfate, or whether small-scale electrowinning systems can be used for this purpose? - HCBBS Forum
36. Chlor-alkali hydrogen is being transported under pressure; the hydrogen delivery volume does not match the theoretical value. What’s going on? - HCBBS Forum
37. If stainless steel pipes are chosen for the instrument air supply pipeline, why is it preferable to use flanges or welding rather than threaded connections? - HCBBS Forum
38. How to translate? : Strict teachers produce excellent students; meticulous work yields fine results - HCBBS Forum
39. Mid-Autumn Festival riddles 06, Chemical engineering riddles - HCBBS Forum
40. [Q&A Question 128] 2016.08.26 - HCBBS Forum
41. 【Q&A Question 135】2016.09.02 - HCBBS Forum
42. Gas generation system explosion-proof panel form - HCBBS Forum
43. Thoughts on the Development of Domestic Coal-to-Natural Gas Projects - HCBBS Forum
44. How to switch the automatic/manual mode of the outlet self-protecting valve of the reaction feed pump? - HCBBS Forum
45. What material should the float of a float flow meter used in tar tanks be made of? - HCBBS Forum
46. High-pressure pulse hydraulic valve - HCBBS Forum
47. Discussion on the issue of air resistance? - HCBBS Forum
48. Seeking advice on the design of a 100m3 toluene storage tank - HCBBS Forum
49. I’m going to a petrochemical company in Beijing next week for a week to ask some questions. - HCBBS Forum
50. Shell-side condensation-subcooling in shell-and-tube heat exchangers - HCBBS Forum
51. Does anyone have the exam papers and answers for the second day of the 2016 specialty exam? - HCBBS Forum
52. Find out about the shift schedules for instrument workers in various factories - HCBBS Forum
53. Treatment of sulfur exhaust gases - HCBBS Forum
54. 【Daily Topic】【Civil Engineering Version 20160825】 - HCBBS Forum
55. Instrument actuator - HCBBS Forum
56. Selection of specifications for both buried and above-ground pipelines - HCBBS Forum
57. Help with heat exchange - HCBBS Forum
58. What exactly does \"draw a negative\" mean, and in what contexts is this term appropriate to use? - HCBBS Forum
59. What are the advantages of three-stage ammonia desulfurization for boiler flue gas over two-stage desulfurization? - HCBBS Forum
60. 【Daily Topic】【Civil Engineering Version 20160904】 - HCBBS Forum
61. Issue with the installation location of the on-site temperature gauge - HCBBS Forum
62. Is there a maximum pressure specification for steel pipes at the moment? - HCBBS Forum
63. Material feeding and conveying system - HCBBS Forum
64. 【Weekly Topic】【Storage & Transportation Version 20160831】 - HCBBS Forum
65. The outlet of a reciprocating compressor whose medium is hydrogen should be equipped with temperature display, high alarm and interlock. Why? - HCBBS Forum
66. Hot air stove air volume problem - HCBBS Forum
67. I’m asking everyone for the meaning of this PID diagram symbol - HCBBS Forum
68. Compressor is under major repair; the cause of the damage is unknown - HCBBS Forum
69. Will pressing the straight edges of an elliptical head increase its thickness? How to handle it? - HCBBS Forum
70. Use the security filter inlet as a baffle - HCBBS Forum
71. Regarding the flow measurement range issue - HCBBS Forum
72. 24- Discussion on Improving the Gas Flow Pattern at the Inlet of Cyclone Separators for Gas-Solid Separation - HCBBS Forum
73. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； August 27th - HCBBS Forum
74. 【Daily Topic】【Electrical Edition 20160904】 - HCBBS Forum
75. Company research - HCBBS Forum
76. What is the difference between balanced vaporization and Enthovaporation? - HCBBS Forum
77. What potential hazards arise from heat pipe corrosion in waste heat boilers? - HCBBS Forum
78. First match of the top 12~2:3, are the Koreans satisfied? - HCBBS Forum
79. ISG Vertical Single-Stage Pipeline Centrifugal Pump - HCBBS Forum
80. Who has images that can illustrate single-point and dual-support bearing temperature measurement? - HCBBS Forum
81. Regarding the selection of pressure gauges - HCBBS Forum
82. The function of the balance pipe in coking compressors - HCBBS Forum
83. Let’s explain what kind of fuels are used in hydrogen production converters - HCBBS Forum
84. 【Daily Topic】【HVAC Version 20160827】 - HCBBS Forum
85. In the 2016 Chemical Engineering case study, in the afternoon, there was a net suction head for the pump – is it necessary to make corrections? - HCBBS Forum
86. The motor bearing has no oil drainage port - HCBBS Forum
87. Selection for online combustion gas analysis - HCBBS Forum
88. Design of desulfurization process scheme - HCBBS Forum
89. Chinese tofu: This delicious food is the best representation of Chinese cuisine – “northern and southern tofu”” - HCBBS Forum
90. Who has the documentation on the working principle of the DVC6200? - HCBBS Forum
91. May I ask about the temperature issue? - HCBBS Forum
92. How to manage safety and prevent accidents in chemical enterprises? - HCBBS Forum
93. Bayer process leaching of bauxite - HCBBS Forum
94. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； August 26th - HCBBS Forum
95. Nozzle flow rate of the main air distribution plate in the catalytic device - HCBBS Forum
96. How can one receive fresh flowers? - HCBBS Forum
97. The value of chickens - HCBBS Forum
98. Can the reward be given later? - HCBBS Forum
99. Issues regarding cooling water consumption and cooling water outlet temperature - HCBBS Forum
100. Questions regarding the method of calibrating catalytic cracking units using new types of oxidizers? I have many things I don’t understand; I hope everyone will ban... - HCBBS Forum