English — Forum #723 (Page 234/642)

1. 【Weekly Topic】【HVAC Version 20160617】 - HCBBS Forum
2. 【Golden Idea】Suggestions for the rational utilization of HaiChuan’s vast resources. - HCBBS Forum
3. Sharing – The simplest estimation method for finned evaporators - HCBBS Forum
4. What is a good adsorbent for purifying hydrogen produced from methanol? - HCBBS Forum
5. Are trimethylhydroquinone and diethyl carbonate explosive substances? - HCBBS Forum
6. What is the difference between buildings and open or semi-open factories? - HCBBS Forum
7. Structure of cryogenic pressure vessels - HCBBS Forum
8. Renovation and replacement of medium and small nitrogen fertilizer atmospheric pressure gasification furnaces - HCBBS Forum
9. The problem of high pressure difference in the wastewater stripping tower - HCBBS Forum
10. Maximum operating pressure of the transmitter - HCBBS Forum
11. 【Daily Question】Deep Processing 20160613 Multiple Choice: Which of the following operating procedures for shell-and-tube heat exchangers is incorrect ( ... - HCBBS Forum
12. A newcomer asks questions about diesel hydrogenation! - HCBBS Forum
13. Safety Instrumented Interlock Management - HCBBS Forum
14. 4 essential car maintenance tips for daily use – No need to worry about car maintenance - HCBBS Forum
15. 475: Chinese version cannot input lowercase letters - HCBBS Forum
16. 【First-Class Constructor Project Management Practice Questions】033 Core Methods of Project Information Management - HCBBS Forum
17. Seeking manufacturers of saturator equipment for ammonia-containing exhaust gas treatment processes - HCBBS Forum
18. Qualifications of the applying entity for registration - HCBBS Forum
19. 【Daily Question】Advanced Processing 20160614 Multiple Choice Question - HCBBS Forum
20. Question 49, afternoon of the first day of the 2014 Chemistry Exam - HCBBS Forum
21. Reasons for the temperature of the exhaust valve in a piston engine - HCBBS Forum
22. If anyone can help me with PVCAD, I would be extremely grateful. - HCBBS Forum
23. 【Daily Judgment NO.39】June 18, 2016 - HCBBS Forum
24. Laser team instrument - HCBBS Forum
25. 【First-Class Constructor Project Management Practice Questions】040 Contract Planning in the Project Decision-Making Phase - HCBBS Forum
26. 【First-Class Constructor Project Management Practice Questions】015 Debt Guarantee Model - HCBBS Forum
27. Software Engineering major, third year finished, seeking practical advice** - HCBBS Forum
28. What exactly are the special pipes and special pipe fittings mentioned in the process package? What types of pipes and pipe fittings do they refer to?? - HCBBS Forum
29. Transmitter three-valve assembly - HCBBS Forum
30. Rewards for the evaluation of the first batch of members “Water God” - HCBBS Forum
31. Regarding steam traps - HCBBS Forum
32. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 19 - HCBBS Forum
33. I would like to ask about the working principle of phase resonance in non-destructive testing - HCBBS Forum
34. 【Euro Cup Prediction】07 Austria vs Hungary: Who’s stronger? - HCBBS Forum
35. Technical discussion on hazardous waste incinerators - HCBBS Forum
36. How to quickly reduce the water content in methanol in low-temperature methanol washing? The current water content in methanol is 2%, which results in excessive levels of CO2 and total sulfur in the purified gas - HCBBS Forum
37. Coke oven adjustment bricks - HCBBS Forum
38. 【Purification Daily Question】June 19, 2016 - HCBBS Forum
39. Quality specifications for redistedilled asphalt oil - HCBBS Forum
40. Looking for a process flow diagram for a graduation project - HCBBS Forum
41. 【Purification Daily Question】June 18, 2016 - HCBBS Forum
42. Can bacteria be cultivated when the salinity of the wastewater entering the plant is around 1%? Contact oxidation process for treating domestic wastewater. - HCBBS Forum
43. Butyl rubber flash tank PH issue - HCBBS Forum
44. Destination of exhaust gas after desulfurization of refined liquefied gas - HCBBS Forum
45. How to dispose of maleic anhydride waste - HCBBS Forum
46. Does anyone know about the IGCC project in Linzi, Shandong? - HCBBS Forum
47. How is a piping double-line diagram drawn? - HCBBS Forum
48. 【Weekly Topic】【Quality Version 20160615】 - HCBBS Forum
49. Regarding the storage temperature of oil tanks - HCBBS Forum
50. Does a single-face mechanical seal for a reaction kettle require lubrication? - HCBBS Forum
51. 【Daily Topic】【Engineering Version 20160616】 - HCBBS Forum
52. Field instrument technician with 3 years of experience in air separation plants in foreign companies; seeking new opportunities…… - HCBBS Forum
53. The results of the 2016 Certified Consulting Examination have been released - HCBBS Forum
54. I’m a young person who graduated from a program in chemical engineering and technology two years ago; I’m seeking some help - HCBBS Forum
55. Is fumaric acid produced when phthalic anhydride is synthesized via the naphthalene method? - HCBBS Forum
56. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 10 - HCBBS Forum
57. With a concentration of 2.5% PAC and 0.2% PAM, and a wastewater flow rate of 50 cubic meters per hour, what should be the dosage rate in liters per hour for adding chemicals to the air flotation tank? - HCBBS Forum
58. EJA selection - HCBBS Forum
59. How to calculate the volume of hydrogen at standard temperature and pressure resulting from 1 unit of hydrogen gas? Urgently need help from fellow sea users - HCBBS Forum
60. The effect of ammonia on debenzing - HCBBS Forum
61. Could some fellow sea user share questions and answers on alkylation technology? Thank you very much! ! - HCBBS Forum
62. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 09 - HCBBS Forum
63. Morning Thoughts - HCBBS Forum
64. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 15th - HCBBS Forum
65. Process calculation - HCBBS Forum
66. 【Daily Question】Advanced Processing 20160619 Multiple Choice Question: The external energy supplied by a pump to a fluid is referred to as the pump’s ( ) - HCBBS Forum
67. 【Daily Topic】【Engineering Version 20160611】 - HCBBS Forum
68. I have a few questions regarding hydrogen production from methanol - HCBBS Forum
69. Water hammer in the wastewater stripping tower - HCBBS Forum
70. Emergency relief manhole - HCBBS Forum
71. Reasons for bearing burnout in multi-stage pumps - HCBBS Forum
72. China Railway Group responds to U.S. decision to terminate high-speed rail project: Negotiations have taken place - HCBBS Forum
73. 12 questions to help you understand Order No. 88 of the Work Safety Administration – it’s worth having! - HCBBS Forum
74. Does safety work require continuous innovation? - HCBBS Forum
75. Is the vaporization latent heat included in ProII? - HCBBS Forum
76. 【Daily Topic】【Civil Engineering Version 20160617】 - HCBBS Forum
77. 【First-Class Constructor Project Management Practice Questions】016 Scope of Communication Skills - HCBBS Forum
78. Issues regarding the calibration of safety valves - HCBBS Forum
79. Safety Technology Exchange Edition: Daily Question (2016.6.14) - HCBBS Forum
80. 【Daily Judgment NO.40】June 19, 2016 - HCBBS Forum
81. 【Daily Topic】【Engineering Version 20160610】 - HCBBS Forum
82. How to recover quickly from a cold in the summer - HCBBS Forum
83. New regulations for the 2016 Chemical Engineering exam - HCBBS Forum
84. Gas-tightness test of naphtha equipment - HCBBS Forum
85. If liquid nitrogen from a portable tank is poured directly into an open stainless steel container, will it vaporize immediately? - HCBBS Forum
86. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 313 [ - HCBBS Forum
87. “One Question per Day”: Guess the original author of this poem, as well as its poetic form and title. Correct +3, great comments get flowers - HCBBS Forum
88. Do the pipes after pressurization by the expander need insulation? - HCBBS Forum
89. 【First-Class Constructor Project Management Practice Questions】030 Points to Be Checked - HCBBS Forum
90. Need stamp for exam - HCBBS Forum
91. Wall chart for grid-based real-name management - HCBBS Forum
92. 【First-Class Constructor Project Management Practice Questions】026 Single-Code Time Interval - HCBBS Forum
93. Distillation wastewater COD - HCBBS Forum
94. 【Weekly Topic】【 Quality Version 20160613】 - HCBBS Forum
95. Know about coal chemical industry? This article is a must-read! - HCBBS Forum
96. Problems with the vent condenser of the methanol storage tank - HCBBS Forum
97. Pressure changes of superheated steam generated by the boiler in sulfur-based acid production - HCBBS Forum
98. Seeking advice on problems caused by incorrect selection of high-temperature fans - HCBBS Forum
99. How are the flexibility calculations for pipes, as well as the span distances for supports and hangers (related to pipe strength and stiffness) determined? ? Urgent! Urgent! Urgent! ! - HCBBS Forum
100. I don’t understand the role of the ’isolation’ process in PSA pressure swing adsorption - HCBBS Forum