English — Forum #337 (Page 136/163)

1. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (August 19) - HCBBS Forum
2. Basic Process Knowledge (True/False Questions) 20170831 - HCBBS Forum
3. Relationship between medium flow rate and pressure - HCBBS Forum
4. How should one handle substances for which there is no property data during process development? - HCBBS Forum
5. 9.15 Daily Question - Let’s see what features this device has? A prize will be awarded if you answer the question (Pharmaceutical Engineering Technology Edition) - HCBBS Forum
6. Design details of horizontal liquefied hydrocarbon storage tanks - HCBBS Forum
7. CAD version of installation manual for automatic control instruments - HCBBS Forum
8. How to start up a continuous Oslo cooling crystallizer? - HCBBS Forum
9. Paraffin oil hydrogenation - HCBBS Forum
10. Catalytic reforming - HCBBS Forum
11. What are the common centrifuge devices used in pharmaceutical production? - HCBBS Forum
12. How to calculate the steam consumption for anti-freezing in winter for air coolers used to cool oils with high viscosity - HCBBS Forum
13. Will the fluid in the shell side of a floating-head heat exchanger flow inside the tube box? - HCBBS Forum
14. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170811 - HCBBS Forum
15. What are the differences in electrical appliance design regarding Taiwan’s 60HZ power supply compared to that in mainland China? - HCBBS Forum
16. Basic Process Knowledge (True/False Questions) 20170821 - HCBBS Forum
17. I bought two extra copies of the Tianjin University edition of the textbook for the basic exam for registered environmental engineers; those who need it should get in touch with me - HCBBS Forum
18. Is it necessary to halve the diesel capacity of oil storage tanks? - HCBBS Forum
19. Process Section – Daily Hydrogenation Process Knowledge Question No. 011 - HCBBS Forum
20. Evaporation crystallizer shutdown procedure - HCBBS Forum
21. Which provision in the petrochemical regulations or building codes specifies the ventilation rate for Class A and Class B factories? ? - HCBBS Forum
22. On the design of safety facilities for chemical enterprises that do not handle hazardous chemicals - HCBBS Forum
23. 【Standard Communication Version--One Question per Day】20170727 - HCBBS Forum
24. Could someone please explain how the PH adjustment in the diagram below is interlocked with the flow rate and the PH meters at the front and back? - HCBBS Forum
25. 【Standard Communication Version--One Question per Day】20170821 - HCBBS Forum
26. I wonder, does anyone know the standards for process drawing in steel smelting engineering? - HCBBS Forum
27. Basic Process Knowledge (True/False Questions) 20170913 - HCBBS Forum
28. How are combined units and the \"start and stop together\" principle defined? - HCBBS Forum
29. Hydrorefining loss - HCBBS Forum
30. Outlet pressure of centrifugal blower - HCBBS Forum
31. I’d like to ask the seniors about the process of the MVR evaporation system. - HCBBS Forum
32. Process Section – Daily Hydrogenation Process Knowledge Question No. 017 - HCBBS Forum
33. Has anyone synthesized 1,8-naphthoic anhydride? - HCBBS Forum
34. MDEA desulfurization - HCBBS Forum
35. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 14) - HCBBS Forum
36. [Pipeline Valve Technology Edition-Daily Question Common Mistakes in Piping] 20170809 - HCBBS Forum
37. Fundamentals of Manufacturing Processes (True/False Questions) 20170903 - HCBBS Forum
38. Question 23 on the morning of the first day of the 2016 Chemistry exam - HCBBS Forum
39. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170720 - HCBBS Forum
40. If a room in the factory building uses Class A liquid pipelines or combustible gas pipelines to connect to a reactor, what is the fire hazard level of that room... - HCBBS Forum
41. Calculations for chlorine injection during catalytic reforming regeneration - HCBBS Forum
42. Problems with the gas generation process - HCBBS Forum
43. Process Section – Daily Hydrogenation Process Knowledge Question No. 007 - HCBBS Forum
44. Storage of dibromoethane - HCBBS Forum
45. May I ask if a tank containing tar, such as an oil separator or air flotation tank, can be installed inside a room (factory building)? ? ? - HCBBS Forum
46. Are there any suitable automatic filling devices for materials that tend to polymerize? - HCBBS Forum
47. Specifications for hazardous materials parking lots - HCBBS Forum
48. I need expert advice on selecting a mass flow meter. - HCBBS Forum
49. What is the purpose of adding a needle valve after the boiler water flow control valve? - HCBBS Forum
50. Are there any solutions for process control in the pharmaceutical industry? For example, control of transferring materials (solvents) from storage tanks to the reaction vessels in workshops? Not only one-on-one... - HCBBS Forum
51. 【Registration Power】Seeking advice on this question regarding the boiler’s blowdown rate – where is the mistake in my solution? - HCBBS Forum
52. What to do if the book containing the published paper is lost? - HCBBS Forum
53. 【Standard Communication Version--One Question per Day】20170824 - HCBBS Forum
54. [Methanol Technical Version] Weekly Image - 3 - HCBBS Forum
55. For strong endothermic reactions in a fixed fluidized bed, what heating method is more appropriate? - HCBBS Forum
56. Sampling pipes have been added to the pipelines leading from the unit to the tank farm; please check whether this is reasonable - HCBBS Forum
57. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170804 - HCBBS Forum
58. How does a water seal tank come into play? - HCBBS Forum
59. In industry, is flue gas produced through specialized equipment or as a by-product? - HCBBS Forum
60. When heating the heat transfer oil, if the temperature of the hot fluid becomes too high, could this cause coking of the heat transfer oil? ! - HCBBS Forum
61. Difference in viscosity - HCBBS Forum
62. Real exam questions on specialized knowledge in metallurgy and chemical engineering - HCBBS Forum
63. 8.20-Answer questions daily to win rewards and gain knowledge (Pharmaceutical Engineering Technology version) - HCBBS Forum
64. Valve locking management - HCBBS Forum
65. Calculate thickness using temperature difference and thermal conductivity - HCBBS Forum
66. Esterification of edible oils - HCBBS Forum
67. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170819 - HCBBS Forum
68. Manufacturers of reaction kettle equipment for chemically synthesized active pharmaceutical ingredients - HCBBS Forum
69. Questions regarding pipe silencers - HCBBS Forum
70. May non-metallic materials be used for Class A liquid storage tanks and pipelines? ? ? At room temperature - HCBBS Forum
71. What is the residual sulfuric acid content in MTBE D006? - HCBBS Forum
72. Is the pressure drop significant for variable diameters? - HCBBS Forum
73. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170727 - HCBBS Forum
74. 【Standard Communication Version--One Question per Day】20170726 - HCBBS Forum
75. A newcomer is asking a basic question; thank you to all the seniors - HCBBS Forum
76. How to treat wastewater from furan resin production - HCBBS Forum
77. 【Standard Communication Version--One Question per Day】20170816 - HCBBS Forum
78. 8.2-Daily Quiz (Pharmaceutical Engineering Version) GMP Knowledge Contest - HCBBS Forum
79. The entire factory is classified as Category B, and explosion-proof zones have been designated in the areas near potential hazards. Does that mean that outside those explosion-proof zones... - HCBBS Forum
80. Can the power generated by the plant’s own power plant be considered as one source of power? - HCBBS Forum
81. [Pipeline Valve Technology Edition-Daily Question on Common Piping Mistakes] 20170814 - HCBBS Forum
82. What is the maximum operating temperature for heat transfer oil? - HCBBS Forum
83. New material standards have been issued and put into effect; is it still acceptable to use the old standard when filling out the quality certificate? - HCBBS Forum
84. 8.31– Identify Equipment from Images, Earn Wealth and Gain Knowledge (Pharmaceutical Engineering Edition) - HCBBS Forum
85. Reason for the explosion in the dilute alkali tank of the purification system - HCBBS Forum
86. Seek suppliers of waste heat recovery technology - HCBBS Forum
87. Fundamentals of Manufacturing Processes (True/False Questions) 20170830 - HCBBS Forum
88. Instrument heating - HCBBS Forum
89. What are the models of automatic fire alarms? - HCBBS Forum
90. What material is suitable when it contains dilute sulfuric acid and nitrous acid at a pH of 3? - HCBBS Forum
91. Gas holder, exhaust and pressure relief, vacuum, help needed - HCBBS Forum
92. Ethanol is used in large quantities in workshops; are plastic ton barrels suitable? - HCBBS Forum
93. Fundamentals of Manufacturing Processes (True/False Questions) 20170812 - HCBBS Forum
94. Could you recommend a liquid with a boiling point higher than that of water that can be condensed? ! - HCBBS Forum
95. Basic Process Knowledge (True/False Questions) 20170816 - HCBBS Forum
96. I’m looking to install a set of small-scale atmospheric and vacuum distillation as well as catalytic units; are there any suitable process engineers available? - HCBBS Forum
97. 【Piping Valve Technical Edition – Daily Question on Common Piping Errors】20170820 - HCBBS Forum
98. How are blind valve (quick-change blind plate, quick-open blind plate) represented on PID? - HCBBS Forum
99. Fundamentals of Manufacturing Processes (Fill-in-the-blank questions) 20170822 - HCBBS Forum
100. At what concentration of wet hydrogen sulfide in the fluid within the pipeline is post-weld heat treatment required? - HCBBS Forum