English — Forum #723 (Page 606/642)

1. May I ask the seniors,,, - HCBBS Forum
2. 【Coal Chemicals Area】June 2015 Post about the Distribution of Moderator Salaries - HCBBS Forum
3. There is no high-point vent at the outlet of the circulating cold water return line; how can fluid flow in this line be ensured? - HCBBS Forum
4. Design of high-pressure hydrogen tanks. . . - HCBBS Forum
5. bubble test - HCBBS Forum
6. Can 304 be used as the casing for filtration equipment when natural gas contains 5% hydrogen sulfide? - HCBBS Forum
7. Are there any specialized books on methanation technology? - HCBBS Forum
8. Zixin Xiaoxiao Zixin Xiaoxiao Zixin Xiaoxiao - HCBBS Forum
9. .......It’s tragic. . . . - HCBBS Forum
10. Anti-corrosion in HPF desulfurization tower - HCBBS Forum
11. Reasons for the fracture of high-strength bolts - HCBBS Forum
12. Exchange on epoxy resin production technology - HCBBS Forum
13. What are the characteristics of friction belt drives? - HCBBS Forum
14. Lack of design for the process package - HCBBS Forum
15. Which home remedies for panda eyes are reliable? - HCBBS Forum
16. I would like to ask what fire protection category storage tanks for 50% concentration sodium hydroxide and potassium hydroxide solutions fall under - HCBBS Forum
17. Issues related to gauge level switches; seeking help - HCBBS Forum
18. Impact of increasing the pump outlet diameter and installing a filter at the inlet, resulting in reduced water flow, on the pump - HCBBS Forum
19. 【Daily Question】It’s a bit difficult; single-choice question. For questions related to occupational diseases, a correct answer earns an immediate +4 in wealth; those who can analyze the issue properly get an additional +5 - HCBBS Forum
20. Tar three-phase super centrifuge - HCBBS Forum
21. If the slag remaining after welding a pressure vessel is not removed before polishing, small pits will form on the inner surface – is it necessary to carry out additional welding? - HCBBS Forum
22. Post on salary payment for the tour group in June 2015 - HCBBS Forum
23. Spending twenty coins – three posts in total – and still not going to grab it? ? ? ? - HCBBS Forum
24. One question per day: Question creation schedule - HCBBS Forum
25. The installed unit is in use; there are sand deposits in the pressure tapping pipe. How should this be dealt with? - HCBBS Forum
26. Methods for dealing with overheating in the modification reactor - HCBBS Forum
27. Debutanizing column sensitivity plate temperature - HCBBS Forum
28. How to calculate the direct feeding ratio - HCBBS Forum
29. Have sought drawings or materials for superheated water sterilization - HCBBS Forum
30. Why are you being so annoying? ——A casual talk on the after-sales service of instrument manufacturers - HCBBS Forum
31. Are there pressure pumps that use stepper motors? - HCBBS Forum
32. Sea friends, I have a question - HCBBS Forum
33. Haichuan Forum Chemical Industry Forum - HCBBS Forum
34. Analysis of the domestic BOPP film spot market trends from June 22 to 26 - HCBBS Forum
35. 【Daily Question】June 27-28: Application of the proportional law for centrifugal pumps (First 50 participants + 3–8 more points for each correct answer) - HCBBS Forum
36. How to decolorize yellow acetate - HCBBS Forum
37. How to choose the material for the pressure guide tube of chlorine orifice plates - HCBBS Forum
38. VMP Pump Operating Procedures - HCBBS Forum
39. Seeking advice on the Fenton reaction phenomenon - HCBBS Forum
40. How is the man-hour cost in chemical production calculated? - HCBBS Forum
41. Weekly topic: 5 wealth points for those who answer correctly, 2 wealth points for participation； Question 93 - HCBBS Forum
42. Help needed, urgent. Schneider module - HCBBS Forum
43. Poor acid flow under the three-in-one salt and acid synthesis furnace - HCBBS Forum
44. How much is the job allowance for employees exposed to occupational hazards? - HCBBS Forum
45. Is the incinerator a device that uses an open flame? - HCBBS Forum
46. Capable of producing 5L Class B PSL2 seamless pipes, NACE treatment required - HCBBS Forum
47. The issue of the scale of air separation units - HCBBS Forum
48. Must a long-diameter flange be a solid flange? - HCBBS Forum
49. What does a protective bed catalyst mean? - HCBBS Forum
50. 【Daily Question】- Water flow rate in the eye-washing section of an eye washer (3 points for a reply + 5 points for the correct answer) - HCBBS Forum
51. 【Daily Question】July 07, 2015: Memorial Day for the Lugouqiao Incident. Pressure vessel renovation (2 wealth points for a reply; +3–8 wealth points if the answer is correct)... - HCBBS Forum
52. Effect of sulfur content, iron ions, and acid value in tower distillate oil on equipment corrosion - HCBBS Forum
53. What are the reasons why the steam temperature cannot be increased in a circulating fluidized bed boiler during normal operation? - HCBBS Forum
54. Process parameters of gravity flow control valve - HCBBS Forum
55. As a chief boiler operator, what are your main tasks at work? - HCBBS Forum
56. Registration for the exam is really such a hassle; are they going to allow people to register or not? - HCBBS Forum
57. Does anyone know what the current load is in Ningxia Baofeng? - HCBBS Forum
58. 【Daily Question】20150701 Fluid concept knowledge (Reply +2 wealth, correct answer adds +3 wealth) - HCBBS Forum
59. Who has any good ideas for doing something related to English on a daily basis? - HCBBS Forum
60. Introduction to several key features of purge flow meters - HCBBS Forum
61. Is stress relief treatment required after welding 304 stainless steel? How to deal with it? - HCBBS Forum
62. How is the amount of steam used for coaxial catalytic cracking stripping adjusted? - HCBBS Forum
63. Selection issues for plate heat exchangers - HCBBS Forum
64. Are there any relevant technical specifications supporting the installation of wind vane in oil tank farm areas? - HCBBS Forum
65. On temperature changes following a drop in the pressure of the boost air in catalytic cracking - HCBBS Forum
66. Linyi Lingang Economic Development Zone Chemical Industry Park is seeking personnel for chemical instrumentation and automation - HCBBS Forum
67. Operating conditions of elliptical gear flow meters - HCBBS Forum
68. How to pressure-test a 500-kilogram hydrogen pipeline? - HCBBS Forum
69. How to increase the pressure in dry quenching gas tightness tests? and calculation method - HCBBS Forum
70. What is the purpose of adding a covering agent to salt acid, and what are the components of this covering agent? - HCBBS Forum
71. Compressor (V-type) issues - HCBBS Forum
72. Another pipe painter has lost his job; please pick him up - HCBBS Forum
73. Network 3 KingView projects? - HCBBS Forum
74. Degreasing issues in oxygen pipelines - HCBBS Forum
75. Regarding the shutdown of the compressor lubricating oil pump - HCBBS Forum
76. Treatment methods for coking dry gas - HCBBS Forum
77. Calculation of cable capacitive current problem - HCBBS Forum
78. Issues regarding the layout of storage tank areas - HCBBS Forum
79. The base of high-pressure heat exchangers is in the form of guide rails – what are the advantages of this? - HCBBS Forum
80. Which has greater corrosivity, ammonium bisulfate or sulfuric acid? - HCBBS Forum
81. On the design of vacuum water intake tanks - HCBBS Forum
82. What is the maximum ammonia concentration that can be present in chemical wastewater? - HCBBS Forum
83. Is a 5L ethylene oxide storage tank considered a pressure vessel? - HCBBS Forum
84. The issue of whether the cycle compressor in the hydrogenation unit is equipped with a unloader - HCBBS Forum
85. 【Daily Question】7.3 Gaskets Reply +2； To +3 ； Perfect +5 - HCBBS Forum
86. Zhuge Liang’s job search story - HCBBS Forum
87. What do these two sentences mean? - HCBBS Forum
88. Points to Note in the Project Investment Decision-Making Stage - HCBBS Forum
89. Help: What exactly do DW consumption and CWS consumption refer to in the economic evaluation document? - HCBBS Forum
90. Registration deadline for the 2015 Chemical Engineering exam - HCBBS Forum
91. A question regarding the CALCU block in CS3000 - HCBBS Forum
92. Vapor phase temperature of the diagonal baffle - HCBBS Forum
93. **Can chemical warehouses use vertical shelving for storage? - HCBBS Forum
94. Precautions for installing gear pumps - HCBBS Forum
95. Abnormal noises in reciprocating compressors - HCBBS Forum
96. Seeking assistance for online monitoring of CNG pipeline gas - HCBBS Forum
97. What to do if the temperature of the urea and carbon dioxide feed gas is high? - HCBBS Forum
98. How to calibrate the zero point of a differential flow meter - HCBBS Forum
99. The so-called explanation of “mom”! - HCBBS Forum
100. What specialty is good for instrument technicians to pursue further training in? - HCBBS Forum