English — Forum #723 (Page 233/642)

1. Reasons for the increase in inter-stage pressure - HCBBS Forum
2. Our company is a chimney manufacturer for both civilian and industrial use; we are seeking cooperation with designers or manufacturers - HCBBS Forum
3. Accident case analysis: one question per Monday (6). +3 wealth for participation, plus 1–5 wealth for correct answers - HCBBS Forum
4. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 14 - HCBBS Forum
5. How to sample C4 - HCBBS Forum
6. What voltage is typically output by a 24V DC regulated power supply? - HCBBS Forum
7. 【First-Class Constructor Project Management Practice Questions】001 Tendering Agency - HCBBS Forum
8. Safety Technology Exchange Edition: Daily Question (2016.6.12) - HCBBS Forum
9. Why is it effective to control the critical thickness for elliptical heads rather than calculating the thickness? - HCBBS Forum
10. One Question per Day on Synthetic Ammonia 107 - HCBBS Forum
11. 2016 Registration for the Chemical Engineering Exam - HCBBS Forum
12. Cyclone separator treatment efficiency? - HCBBS Forum
13. Classification of illegal acts in work safety - HCBBS Forum
14. Precautions for using safety ropes in high-altitude work - HCBBS Forum
15. What is the principle of the unloading crane pipe? What’s the purpose of setting it? - HCBBS Forum
16. The confusion surrounding coal-based liquefied natural gas - HCBBS Forum
17. Issues with using paperless recorders - HCBBS Forum
18. Seven-step method for safety inspections” - HCBBS Forum
19. When will the results for this year’s certified consultants be released? - HCBBS Forum
20. Seek expert help! -Are U-PVC pipes resistant to liquid alkali corrosion? - HCBBS Forum
21. 【Euro Cup Big Bet】12 Belgium vs Ireland - HCBBS Forum
22. Rotary flow meter - HCBBS Forum
23. Qualification requirements for the Registered Chemical Engineer examination (2016) - HCBBS Forum
24. Reasons why a double-diaphragm coupling loses its flexibility after installation - HCBBS Forum
25. 2016 China New Coal Gasification and Related Technology Innovation Development Conference, July 29-30, Beijing - HCBBS Forum
26. What are the input and output signals of thermocouples and thermal resistance thermometers? - HCBBS Forum
27. 【Weekly Topic】【 Quality Version 20160617】 - HCBBS Forum
28. Selection of absolute pressure transmitter range - HCBBS Forum
29. 【Daily Topic】【Engineering Version 20160615】 - HCBBS Forum
30. Regarding the reaction between fatty acids and methanol - HCBBS Forum
31. How is the viscosity of a mixed inorganic salt solution calculated? - HCBBS Forum
32. Why does reducing the temperature of the cold high-pressure fraction in diesel hydrorefining increase the pressure in the reaction system? Solve - HCBBS Forum
33. Issues with the spacing of instrument cable trays? - HCBBS Forum
34. 【Daily Topic】【Civil Engineering Version 20160615】 - HCBBS Forum
35. Regarding changes in pressure - HCBBS Forum
36. Seeking help on how to use Aspen to estimate the physical properties of a quaternary ammonium salt with the formula C6H8ClN - HCBBS Forum
37. Reciprocating compressor issues - HCBBS Forum
38. Safety Technology Exchange Edition: Daily Question (2016.6.10) - HCBBS Forum
39. PLC programming issue: detecting pulses - HCBBS Forum
40. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 05 - HCBBS Forum
41. Circulating water - HCBBS Forum
42. 【Coal Chemicals Area】May 2016 Postmaster Salary Payment Thread - HCBBS Forum
43. Is tetrafluoro a thermosetting plastic or a thermoplastic? - HCBBS Forum
44. 【Weekly Topic】【 HVAC Version 20160613】 - HCBBS Forum
45. Measurement management system - HCBBS Forum
46. Which expert knows what product the sensor button on the display of the E+H transmitter is? - HCBBS Forum
47. It is necessary to understand the ultrasound used in chemical reactions - HCBBS Forum
48. Reflections on the “four asymmetries” of the “4·22” fire in Jiangsu - HCBBS Forum
49. Help needed with catalyst tank - HCBBS Forum
50. Selection issues for micro-pressure transmitters - HCBBS Forum
51. Searching for comprehensive data on the phase equilibrium of water-salt systems - HCBBS Forum
52. Environmental Protection Daily Tip – June 17: Reward for participation, plus 3 more rewards for answering correctly - HCBBS Forum
53. Accident case analysis: one question per Monday (7). +3 wealth for participation, plus an additional 1–10 wealth for correct answers - HCBBS Forum
54. Removal of organic compounds from steam - HCBBS Forum
55. When using the Aspen Energy Analyzer for automatic design, an option to “close the program” appears after a while – it’s a real lifesaver! - HCBBS Forum
56. Regarding the zero point and drift of differential pressure level gauges - HCBBS Forum
57. Wheat harvest is coming to an end – how much longer can home-refined diesel remain popular? - HCBBS Forum
58. Solving the problem of blackening during electrodialysis water separation - HCBBS Forum
59. Calculate the container pressurization time - HCBBS Forum
60. How should the continuous historian administration of deltab be used? - HCBBS Forum
61. Foaming is likely to occur in a distillation column after changes in its operation - HCBBS Forum
62. 【Weekly Topic】【Quality Version 20160612】 - HCBBS Forum
63. A jet fuel hydrogenation plant with a capacity of 600,000 tons per year should not be considered a medium-scale facility - HCBBS Forum
64. Lubricant emulsification issue in diaphragm pump drive chamber? - HCBBS Forum
65. Regarding the decenter setting during design - HCBBS Forum
66. To achieve good results during Safety Month, these “seven aspects” must be properly addressed - HCBBS Forum
67. How to determine the position of the rotating ring in a mechanical seal - HCBBS Forum
68. Seeking assistance from the synthetic ammonia refining workshop - HCBBS Forum
69. 【Daily Topic】【Civil Engineering Version 20160616】 - HCBBS Forum
70. For buried storage tanks, what should be done if the pumping distance is not sufficient? - HCBBS Forum
71. Ethylene glycol project competition - HCBBS Forum
72. Which company makes the best radio frequency admittance level gauges? - HCBBS Forum
73. Request a brief introduction to the production process of colloidal silica - HCBBS Forum
74. 【Chemical Workers of Haichuan, Let’s Move!】006 Everyone, let’s discuss how to make walking more enjoyable - HCBBS Forum
75. Pollution issue of the lubricating oil in the exhaust hydrogen recovery compressor - HCBBS Forum
76. Automatic ammonia concentration detection and spraying system for liquid ammonia storage areas - HCBBS Forum
77. Cracking mechanism at 475°C - HCBBS Forum
78. We are hiring instrument technicians; please submit your resume. - HCBBS Forum
79. Is the gas volume at the outlet of the water-gas washing tower equal to the gas volume at the outlet of the converter? - HCBBS Forum
80. Cyclone and thickener - HCBBS Forum
81. Design of PID valve and instrument drawing methods - HCBBS Forum
82. Valve pressure testing standards - HCBBS Forum
83. 【Q&A Question 059】June 18, 2016 - HCBBS Forum
84. 【Daily Topic】【Production Version 20160620】 - HCBBS Forum
85. Pressure and temperature differences in restructured plate heat exchangers - HCBBS Forum
86. 【Daily Topic】【Electrical Edition 20160617】 - HCBBS Forum
87. 2016, the troubles in LPG trading - HCBBS Forum
88. 【Daily Topic】【Civil Engineering Version 20160618】 - HCBBS Forum
89. Newbie seeking advice: performance, pressure resistance, temperature resistance, etc. of card sleeve connection types - HCBBS Forum
90. 【First-Class Constructor Project Management Practice Questions】035 Supplier’s Project Management - HCBBS Forum
91. 【Daily Topic】【Electrical Edition 20160620】 - HCBBS Forum
92. Spending money on behalf of Lao Yu – Euro Cup betting - HCBBS Forum
93. 【First-Class Constructor Project Management Practice Questions】034 Tasks of the Project Information Management Department - HCBBS Forum
94. IGV and BOV - HCBBS Forum
95. What are the quality standards for the water output from UF and RO systems? - HCBBS Forum
96. Plate heat exchangers are one of the most widely used devices in heat transfer equipment - HCBBS Forum
97. Coke tower preheating issue - HCBBS Forum
98. The Ministry of Environmental Protection releases list of top 10 cities with worst air quality in April and May - HCBBS Forum
99. Should there be safety and fire prevention measures when Class B fluids flow through components at weak points? ? What are the safety protection measures? - HCBBS Forum
100. Lithium bromide chiller - HCBBS Forum