English — Forum #723 (Page 215/642)

1. This section is quite good - HCBBS Forum
2. Review for the Professional Examination for Registered Chemical Engineers - HCBBS Forum
3. Cyclone plate towers often get clogged; how to solve this? ! - HCBBS Forum
4. Rapid detection of flammable gases in a nitrogen environment - HCBBS Forum
5. What’s next after obtaining an intermediate professional title? - HCBBS Forum
6. Looking for information on white clay purification and furfural purification - HCBBS Forum
7. Pipeline merging - HCBBS Forum
8. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 29th - HCBBS Forum
9. Regarding the concentration of sulfur dioxide in exhaust gases - HCBBS Forum
10. Is PET polyester with a low CHDM content (below 5-10%) used as a raw material? - HCBBS Forum
11. 【Daily Question】Chemical Engineering Principles 391: Phosphate Treatment (June 22) - HCBBS Forum
12. Regarding the scale of the triethylene glycol dehydration unit - HCBBS Forum
13. The issue of adding alkali in methanol distillation - HCBBS Forum
14. In chemical production, cranes are used to lift powder materials for feeding – are there any safety regulations regarding this? - HCBBS Forum
15. Sign-in record post from June 23, 2016 - HCBBS Forum
16. What is the back pressure of the liquid ring pump? - HCBBS Forum
17. Circulating water drainage is used as make-up water for fire fighting purposes - HCBBS Forum
18. Chemical Process Simulation Training, Sun Lanyi, Example 12.7 – Request for Help - HCBBS Forum
19. Solving the problem of hydrogen production from dry gas? ? 5 - HCBBS Forum
20. What’s the reason I don’t have permission to use this link to download the attachment? - HCBBS Forum
21. When heating methanol online using a heat exchanger, should the steam valve be opened first or the methanol feed pump? ? - HCBBS Forum
22. Pyrolysis gasification technology for treating hazardous waste - HCBBS Forum
23. Seek the job announcement document for engineers in chemical engineering machinery in 2005 - HCBBS Forum
24. Urgent! Urgent! Urgent! Please suggest a method for treating 20,000 units of COD-containing condensate!!! - HCBBS Forum
25. The attitudes of CNPC and Sinopec toward alkylation - HCBBS Forum
26. **The Energy Bureau establishes mandatory standards to encourage the early adoption of biodiesel - HCBBS Forum
27. Can those who work in research institutes apply for the CPA exam? - HCBBS Forum
28. 2016 Methods for Cleaning Carbon Deposits in Air Compressors - HCBBS Forum
29. The Rosemount 8705-8732 electromagnetic flowmeter returns to zero once powered on; it resets to zero again within less than half an hour after each power cycle - HCBBS Forum
30. Selection of steel balls - HCBBS Forum
31. 【Picture of the Day】2016 06 22 What is the device in this picture? - HCBBS Forum
32. How is the weir height of a kettle-type reboiler generally determined? - HCBBS Forum
33. Regarding catalyst test online gas stripping - HCBBS Forum
34. After reading the report below, everyone should pay attention to a potential safety hazard that is easy to overlook - HCBBS Forum
35. 【Daily Topic】【Electrical Edition 20160622】 - HCBBS Forum
36. U-bend in the feed pipeline of the desulfurization regeneration tower - HCBBS Forum
37. What are the physical desulfurization technologies for light gasoline? - HCBBS Forum
38. I’m working on my graduation project in my senior year; I noticed a problem at the end. Is it still possible to fix it? Experts, please help - HCBBS Forum
39. Roof space temperature - HCBBS Forum
40. A problem with online registration for registered chemical engineers - HCBBS Forum
41. Gasket labeling - HCBBS Forum
42. 2010 Professional Knowledge Morning, Question 56 - HCBBS Forum
43. Application Analysis of Boiler Scale Removers - HCBBS Forum
44. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene in 40 days - HCBBS Forum
45. Classification of the fire hazard of the device - HCBBS Forum
46. The total volume of a storage tank according to building codes is equal to the volume multiplied by the storage pressure; what is the unit of measurement for storage pressure? - HCBBS Forum
47. What technologies are used to refine FTO crude wax into different grades of refined wax? - HCBBS Forum
48. 【Euro Cup Big Bet】Italy vs Spain, Match 18 - HCBBS Forum
49. Regarding pressure vessel management - HCBBS Forum
50. I want to join SEI or Global; I’m not sure if these qualifications are sufficient - HCBBS Forum
51. Seek design institutes with strong performance in the fine chemicals and pharmaceutical industries - HCBBS Forum
52. What kind of level gauge is suitable for a 10-meter-high salt acid storage tank? - HCBBS Forum
53. 【Weekly Topic】【Quality Version 20160627】 - HCBBS Forum
54. Time flies, things change, but memories remain abundant - HCBBS Forum
55. A poem in the local dialect, koko koko koko - HCBBS Forum
56. Seek recommendations for manufacturers of cartridge gas filters and liquid filters - HCBBS Forum
57. Reasons for bag burnout in bag dust collectors - HCBBS Forum
58. Water hammer problem - HCBBS Forum
59. Applying for the Certified Public Accountant exam in Shandong examination area - HCBBS Forum
60. Requirements for professional exams - HCBBS Forum
61. Which companies use screw expanders for power generation, and is the level of operation and maintenance high? - HCBBS Forum
62. Regarding the design of the tower - HCBBS Forum
63. How to calculate the force required for seat sealing in ball valves - HCBBS Forum
64. Analyzing the formation of oil mist in metal cutting fluids - HCBBS Forum
65. I would like to ask the experts about the sludge discharge issue in the wastewater treatment process - HCBBS Forum
66. 【Daily Question】Advanced Processing 20160701 Multiple Choice Question: When the inlet pressure of a centrifugal pump is equal to the saturated vapor pressure corresponding to the liquid temperature... - HCBBS Forum
67. What is the ratio of lime to water added in the quicklime digester? - HCBBS Forum
68. How to deal with the sludge at the bottom of concentrated sulfuric acid storage tanks? ? ? Urgent, waiting online now - HCBBS Forum
69. MTBE-Pipe-Shutdown-Blowdown? - HCBBS Forum
70. When a pipe passes through a drainage ditch, it should extend 0.9m beyond the edge of the ditch. What does this distance mean? ? - HCBBS Forum
71. How does the heat transfer coefficient K change? - HCBBS Forum
72. Can I bring copied materials into the exam room for the professional qualification exam? - HCBBS Forum
73. Request an explanation of the nameplate on control valves - HCBBS Forum
74. Application process of epoxy resin paint - HCBBS Forum
75. Remote level gauge for boiler drum - HCBBS Forum
76. Halogenation reaction - HCBBS Forum
77. Recovery of valuable metals from copper smelting acid waste - HCBBS Forum
78. Classification of containers of the type with steam semi-tube heating and an internal cylinder at atmospheric pressure, and the issue of whether inspection is required? - HCBBS Forum
79. TOFD detection technology level - HCBBS Forum
80. What will be the future of the glass-lined equipment manufacturing industry, and what is the service life of such equipment? - HCBBS Forum
81. What is the principle behind drilling circular holes at the start and end of cracks in car windshields? - HCBBS Forum
82. 【One update per day】Computer screen goes black - HCBBS Forum
83. MAN Turbine DK080/170R - HCBBS Forum
84. 【Weekly Topic】【 Quality Version 20160622】 - HCBBS Forum
85. What are the books available for the Registration of Environmental Engineers exam? - HCBBS Forum
86. Analysis of the latest cleaning technologies for heat transfer oil setting machines - HCBBS Forum
87. Global adjustment of the CAD linear scale factor - HCBBS Forum
88. Simulated hydrogenation reactor - HCBBS Forum
89. 【Daily Question】Advanced Processing 20160630 Multiple Choice: When the temperature rises, the thermal conductivity of a pure metal ( ) - HCBBS Forum
90. Basic requirements for working in confined spaces and the “three no-entry” principles - HCBBS Forum
91. Are there any guidelines for preparing diagnostic texts for chemical engineering projects? - HCBBS Forum
92. Plate-type or shell-and-tube for chilled water heat exchangers, 7℃→12℃ - HCBBS Forum
93. Is there such a situation where you are? - HCBBS Forum
94. 【Chemical Processing】Increasing the flow rate on the product pump - HCBBS Forum
95. Load issues of hydrogen production plants - HCBBS Forum
96. Looking for companies in Chengdu with design qualifications for basic chemical registration services - HCBBS Forum
97. 【Daily Judgment NO.48】June 27, 2016 - HCBBS Forum
98. The son said: My father works in the sales of pumps and valves; he’s a \"scammer\"...... - HCBBS Forum
99. The outer ring and inner ring of the motor bearing are wearing out - HCBBS Forum
100. Seeking domestically produced pH meters with good performance - HCBBS Forum