English — Forum #723 (Page 256/642)

1. The turbine outlet pressure is too low - HCBBS Forum
2. Membrane concentration of sodium sulfate - HCBBS Forum
3. Does anyone know about 2,6,8-trimethyl-4-nonanone? - HCBBS Forum
4. First-Class Constructor video courseware - HCBBS Forum
5. Looking for CAD drawings of a fixed adsorption bed, with the internal structure included - HCBBS Forum
6. How to avoid burns when slag is ejected during the replacement of thermocouples in coal-fired boilers - HCBBS Forum
7. 【Q&A Question 029】May 19, 2016 - HCBBS Forum
8. Please advise on the acclimatization and cultivation of activated sludge - HCBBS Forum
9. Can a single-seat piston control valve achieve two-way flow control? - HCBBS Forum
10. Precise desulfurization of liquefied gas - HCBBS Forum
11. Which type of heat exchanger is cheaper? - HCBBS Forum
12. The current status, challenges, and future of modern coal chemical industry - HCBBS Forum
13. Monthly Journal of Environmental Engineering ** Level - HCBBS Forum
14. How to write a program to determine whether data is true or false? - HCBBS Forum
15. Urgent, need advice - HCBBS Forum
16. Your company must also go through the 5 stages of safety management! - HCBBS Forum
17. Chicken manure biogas fermentation - HCBBS Forum
18. 【Q&A Question 030】May 20, 2016 - HCBBS Forum
19. What are the on-site solutions for equipment flange deformation? - HCBBS Forum
20. 【Daily Question】2016 05 24 Hydrogenation Section Multiple-choice Question When determining the flash point of diesel, it is common to observe.. - HCBBS Forum
21. 【Q&A Question 033】2016.05.23 - HCBBS Forum
22. What are the consequences of severe leakage in the turbine’s shaft seal? - HCBBS Forum
23. Stainless steel protection box for on-site instrument fabrication - HCBBS Forum
24. 520 Job Search - HCBBS Forum
25. Regarding turbine flowmeter failure issues - HCBBS Forum
26. Plum pickle wastewater – Part 2: Information on volume and quality; seeking treatment processes - HCBBS Forum
27. Which is the best for wound-type heat exchangers? - HCBBS Forum
28. The issue of CO content in the output of synthetic ammonia glycol - HCBBS Forum
29. The RDC series of rotary extractor towers have attracted widespread attention in the industry - HCBBS Forum
30. The cause of the heater failure is unknown - HCBBS Forum
31. \"Industrial Safety and Environmental Protection\", a monthly journal, Peking University Core Journal - HCBBS Forum
32. What causes severe oil contamination in the low-temperature methanol washing system? - HCBBS Forum
33. Does the flow restriction orifice plate have SIL certification? ? ? ? ? ? - HCBBS Forum
34. Seeking help: The Environmental, Health, and Safety department of a newly established chemical company needs a system - HCBBS Forum
35. Discussion on the operation of the acetic acid hydrogenation to ethanol plant - HCBBS Forum
36. 【Daily Question】May 27, 2016 – Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
37. ztj1118 (UID: 213383) has been appointed as the regional manager and senior moderator for the work area - HCBBS Forum
38. There is condensate water due to refrigerant insulation - HCBBS Forum
39. 【Daily Topic】【Electrical Edition 20160523】 - HCBBS Forum
40. Summer has arrived; what do people like to do? - HCBBS Forum
41. In tower design, what do mechanical factors refer to? - HCBBS Forum
42. Chemical industrial parks are facing restructuring; the Ministry of Industry and Information Technology is formulating plans for the relocation of hazardous facilities - HCBBS Forum
43. Shell powder gasification technology - HCBBS Forum
44. Anti-corrosion solution for jet fuel storage tanks? - HCBBS Forum
45. 【Daily Topic】【Engineering Version 20160521】 - HCBBS Forum
46. In \"The Secret of Liancheng\", there are three pairs of romantic relationships – which one do you prefer? - HCBBS Forum
47. Why are manhole flanges made using flat-welded necked or butt-welded necked designs? - HCBBS Forum
48. How should rust on butt-welded pipe flanges be dealt with? - HCBBS Forum
49. The outlet pressure of the centrifugal pump is unstable, and the liquid level cannot be lowered - HCBBS Forum
50. How to use hydrocarbon phase equilibrium constants and pressure-temperature diagrams - HCBBS Forum
51. Does the concentricity of the main shaft have a decisive impact on leakage in double-end face sealings? - HCBBS Forum
52. Which are the well-known European and American manufacturers of low-temperature valves? - HCBBS Forum
53. 【Weekly Topic】【Quality Version 20160519】 - HCBBS Forum
54. Does the pressure drop when the heating steam in a steam-air preheater condenses into water (similar to a condenser)? - HCBBS Forum
55. Which are the good manufacturers of power station boilers in China at present? How are Shangguo, Haga, and Dongguo? - HCBBS Forum
56. What size is appropriate for farm households to build biogas digesters? - HCBBS Forum
57. There’s a lot of oil underground in the device – how to deal with it! - HCBBS Forum
58. 【Daily Question】Advanced Processing 20160528 Multiple Choice: Reasons for pump evacuation - HCBBS Forum
59. Auto cad2010 installation package - HCBBS Forum
60. 【Daily Topic】【Electrical Edition 20160528】 - HCBBS Forum
61. What to do if the person in charge violates the \"three simultaneities\" principle - HCBBS Forum
62. Catalysis - Two reactors - Hot spots - Temporary treatment measures - HCBBS Forum
63. 【Daily Question No. 149】May 25, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
64. Will adjusting the inlet valve of a centrifugal pump cause cavitation? - HCBBS Forum
65. Classification of chemical plant shutdowns - HCBBS Forum
66. How should nutrients be added during the initial operation of biochemical processes in industrial wastewater treatment? - HCBBS Forum
67. Do gasoline pipelines need insulation? - HCBBS Forum
68. Forklift for transporting hazardous chemical cylinders - HCBBS Forum
69. Who has the mechanical drawings for the ammonia unloading compressor? - HCBBS Forum
70. News from the air separation industry, 20160524: Air Liquide’s acquisition of Airgas is complete; a new world leader in the industrial gases sector - HCBBS Forum
71. 【Weekly Topic】【 HVAC Version 201605017】 - HCBBS Forum
72. Coking furnace CAD diagram - HCBBS Forum
73. Issues related to the use of carbon monoxide on a small scale in the fine chemical industry - HCBBS Forum
74. Selection of gasket materials for lubricating oil pipeline flanges - HCBBS Forum
75. COD testing method for high-salt wastewater - HCBBS Forum
76. The Safety Production Month is coming up soon; what can be done in the poetry and literature section? - HCBBS Forum
77. Maximum temperature of aluminum plate-fin heat exchangers - HCBBS Forum
78. A problem with the backflow valve - HCBBS Forum
79. What is the proportion of pipes of different lengths? - HCBBS Forum
80. Help with electrolyte - HCBBS Forum
81. 【Weird Safety Hazards Season 2】Summary Post - HCBBS Forum
82. I’m looking for 2D or 3D diagrams of a lock-ring type quick-release blind flange. Thank you all, experts! - HCBBS Forum
83. Fan cooling capacity in the fan room - HCBBS Forum
84. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 300 - HCBBS Forum
85. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； May 24th - HCBBS Forum
86. 【Daily Question】Advanced Processing 20160526 Multiple Choice: The main process influencing factors in chemical engineering processes are ( ) - HCBBS Forum
87. Main features of plate heat exchangers - HCBBS Forum
88. 【Weekly Topic】【Storage & Transportation Version 201605020】 - HCBBS Forum
89. Safety Technology Exchange Edition: Daily Question (2016.5.22) - HCBBS Forum
90. How can a capital-providing general contractor (without construction qualifications) obtain the necessary permit to carry out construction work in Shanxi Province? - HCBBS Forum
91. Seek the principle of the shut-off valves 78-80H / 08-80H of MASoneillan - HCBBS Forum
92. Piping issues in natural gas pipelines - HCBBS Forum
93. The outlet of the equipment is too small – how should this be dealt with? - HCBBS Forum
94. What is the minimum diameter of a heat exchanger for which baffle plates are not necessary? - HCBBS Forum
95. Problems with the connection between pressure gauges and pressure transmitters - HCBBS Forum
96. Could some expert please share Professor Wu Jia from Zhejiang University’s ASPEN video? - HCBBS Forum
97. Case analysis: one question per Monday (4); +3 wealth for participation, plus up to +7 wealth for correct answers - HCBBS Forum
98. Who has a CAD diagram of the ADA desulfurization process with control points? Sending red envelopes! - HCBBS Forum
99. Issues with the pressure switch of the high-pressure pump - HCBBS Forum
100. What do these experts think about coal-to-gas? - HCBBS Forum