English — Forum #723 (Page 216/642)

1. Solutions for high noise and vibration in pump inlet pipelines - HCBBS Forum
2. 【Daily Judgment NO.44】June 23, 2016 - HCBBS Forum
3. Are there any recommended books for reference on HVAC piping? - HCBBS Forum
4. Fluid viscosity problem - HCBBS Forum
5. Safety inspections and hazard identification - HCBBS Forum
6. Energy-saving technologies for oxygen evacuation, recovery, and oxygen-enriched combustion in polysilicon nitrogen and hydrogen production - HCBBS Forum
7. [Discussion] Let’s talk about the usefulness of thermoresistors and thermocouples in installing temperature transmitters within control system cabinets - HCBBS Forum
8. The coal industry is in poor shape – what impact will this have on coal chemical industry? - HCBBS Forum
9. Lightning protection wire (exam question) - HCBBS Forum
10. Seeking knowledge about Honeywell PKS software* - HCBBS Forum
11. Seeking help with MTO catalysts - HCBBS Forum
12. Heavy-duty valves should be installed horizontally; why is the valve stem oriented upward? - HCBBS Forum
13. Regarding the material of the tank used for diluting concentrated sulfuric acid - HCBBS Forum
14. Study on noise and vibration issues in the inlet pipeline of mechanical pumps - HCBBS Forum
15. On the measurement of steam - HCBBS Forum
16. Why don’t the download links for materials shared by others appear on my Haichuan app? - HCBBS Forum
17. Condenser installation - HCBBS Forum
18. Methods and standards for selecting the flow pattern of plate heat exchangers - HCBBS Forum
19. The explosion protection rating issue of electromagnetic flowmeters - HCBBS Forum
20. Registered Chemical Engineer, seeking a position with a senior title! - HCBBS Forum
21. About changing jobs - HCBBS Forum
22. Phosphorus trichloride and phosphorus pentachloride - HCBBS Forum
23. The course project for Principles of Chemical Engineering involves the design of a distillation tower, and CAD drawings are required - HCBBS Forum
24. Why can’t sulfuric acid an form crystals? ! - HCBBS Forum
25. Help: Should the blind flange be purchased or custom-made? - HCBBS Forum
26. Forms of S in coking wastewater - HCBBS Forum
27. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 39 - HCBBS Forum
28. Valve surge problem - HCBBS Forum
29. 【Daily Judgment NO.49】June 28, 2016 - HCBBS Forum
30. How to quickly determine whether there is industrial wastewater in the water entering a sewage treatment plant? - HCBBS Forum
31. How can chemical industry anti-seepage measures meet the required standards? - HCBBS Forum
32. The chief engineer said that root valves must be installed on the equipment, and bypasses must be provided for control valves. Let’s discuss whether this is really necessary - HCBBS Forum
33. What does the model CT-085-5-75 for heating furnace gaskets and ceramic fiber woven belts mean? - HCBBS Forum
34. 【Daily Question】Advanced Processing 20160624 Multiple Choice: Ethanol can be produced from which of the following raw materials ( ) - HCBBS Forum
35. The color of DMAc - HCBBS Forum
36. How are the flow characteristics of sleeve valves reflected? - HCBBS Forum
37. 【Weekly Topic】【Engineering Version 20160621】 - HCBBS Forum
38. Occupational Health Daily Question 6.29: Participate for a prize; 3 answers correct and you’ll get another prize - HCBBS Forum
39. Environmental Protection Tip of the Day – June 26: Reward for participation, plus an additional 5 points for answering 3 questions correctly - HCBBS Forum
40. Installation of the eccentric reducer at the inlet of the pneumatic diaphragm pump - HCBBS Forum
41. Issues regarding the stratifier in distillation columns - HCBBS Forum
42. 【Daily Topic】【Civil Engineering Version 20160621】 - HCBBS Forum
43. Seek process flow diagram for coal-to-methanol production, plant layout diagram - HCBBS Forum
44. A circuit diagram must be posted in the control cabinet to enable on-site workers to view it and refer to it promptly. Can it be found in that specification? - HCBBS Forum
45. 【Daily Question】Chemical Engineering Principles 393: Internal Cooling Water pH Value (June 24) - HCBBS Forum
46. Process of liquid chlorine tank area - HCBBS Forum
47. How much of that youthful vigor remains from back then? - HCBBS Forum
48. 【Daily Question】Chemical Engineering Principles 392: Dissolved Oxygen Reagents (June 23) - HCBBS Forum
49. 【Guanguan seeks help】Calling for images and quotes on the theme of \"Energy conservation, environmental protection, and green development\" - HCBBS Forum
50. Heat transfer coefficient and thermal conductivity - HCBBS Forum
51. How can medium-low-low transformation and middle-string low transformation be distinguished? - HCBBS Forum
52. Protection issues during boiler shutdown - HCBBS Forum
53. Types of ferritic stainless steels - HCBBS Forum
54. Pipeline noise reduction measures - HCBBS Forum
55. I would like to ask experts: what is the role of carbon powder in aluminum or boron infiltration? - HCBBS Forum
56. Calculate pipe diameter - HCBBS Forum
57. Pump selection - HCBBS Forum
58. Excuse me, ladies, regarding industrial communication gateways - HCBBS Forum
59. Eight principles to help you understand the essence of safety work! - HCBBS Forum
60. The embedded bolt screw of the M24 is broken; the overlap length for rewelding - HCBBS Forum
61. Excessively high bearing temperature in multi-stage pump - HCBBS Forum
62. Environmental Protection Daily Tip – June 22: Reward for participation, plus 3 more rewards for answering correctly - HCBBS Forum
63. 【Rhyme Relay】6.27 The weather is really nice today! - HCBBS Forum
64. Start and stop sequence of the refrigeration system - HCBBS Forum
65. My milk is absolutely fresh - HCBBS Forum
66. How are the pressure and flow rate of a high-pressure reciprocating pump adjusted? - HCBBS Forum
67. Naphtha Aspen simulation - HCBBS Forum
68. 【Daily Question】Principles of Chemical Engineering 397: Standard Coal (June 28) - HCBBS Forum
69. Mutual learning through information exchange* - HCBBS Forum
70. What is the difference between the overall process material balance and utility material balance diagrams in the process package design and the PFD? - HCBBS Forum
71. Disassembly and assembly of plate heat exchangers - HCBBS Forum
72. What are the requirements for chemical processing equipment in marine transportation? - HCBBS Forum
73. Selection of rollers for belt production line accessories - HCBBS Forum
74. Xinjiang Guanghui Sinochem Energy Technology Development Co., Ltd. (Xi’an) is urgently seeking professional engineers - HCBBS Forum
75. 【Safety Experience Sharing】Ten Things to Avoid When Using Electricity Safely in Summer” - HCBBS Forum
76. Reference for selection - HCBBS Forum
77. Ugh, that’s annoying. . . . - HCBBS Forum
78. 【Industry Technical Exchange Forum】June 2016 Post on Moderator Salary Payments + Post on Technical Team Salary Payments - HCBBS Forum
79. 【Picture of the Day】2016 07 01 What is the device in this picture? - HCBBS Forum
80. Valve material selection - HCBBS Forum
81. Is the compression ratio of a piston compressor related to the inlet pressure? - HCBBS Forum
82. 【Isobutane Dehydrogenation】Isobutane dehydrogenation process package - HCBBS Forum
83. 【Daily Question】Chemical Engineering Principles 398: Coal Powder Fineness (June 29) - HCBBS Forum
84. Sign-in record post dated June 28, 2016 - HCBBS Forum
85. Are valves necessarily required for the import and export of equipment? - HCBBS Forum
86. Suxin’s 4 billion cubic meters of coal-to-natural gas project passes approval assessment - HCBBS Forum
87. Instrument tag number - HCBBS Forum
88. How can the pressure fluctuations in a large-cycle system be minimized when using a dual-machine, dual-cycle system for hydrogen production? ? - HCBBS Forum
89. Seek advice on *ao acid exhaust gas treatment devices - HCBBS Forum
90. 【Daily Topic】【HVAC Version 20160701】 - HCBBS Forum
91. Chemical trade - HCBBS Forum
92. Aspen’s data on pumps: how to calculate flow rate and head? - HCBBS Forum
93. Can the Aspen Flare System Analyzer simulate temperatures below -100? - HCBBS Forum
94. Vertical rebar lap issue! - HCBBS Forum
95. How to calculate the heat loss of a heating furnace - HCBBS Forum
96. Notice from Jiangsu Province on the Registration Procedures for the 2016 Professional Qualification Examination for Registered Engineers in Surveying and Design - HCBBS Forum
97. Where can I buy the association version of the professional exam books? - HCBBS Forum
98. Bromide ions in PTA - HCBBS Forum
99. Email for recruitment at Huizhou Refinery - HCBBS Forum
100. [Q&A Question 065] 2016.06.24 - HCBBS Forum