English — Forum #723 (Page 225/642)

1. Discussion on reformation feed issues - HCBBS Forum
2. Design for denitration in small boilers - HCBBS Forum
3. Is qualification review required for the second application? - HCBBS Forum
4. Environmental Protection Daily Tip 7.01: Reward for participation is 3 points, plus an additional 5 points for answering correctly - HCBBS Forum
5. Were the previous basic exams for the Chemical Engineering major closed-book or open-book? 3 hours or 4 hours? - HCBBS Forum
6. Questions about third-party testing of molecular sieves - HCBBS Forum
7. Seeking new projects; investment can reach 100 million yuan - HCBBS Forum
8. Questions regarding the purchase of lubricant analysis instruments - HCBBS Forum
9. Is there a direction for installing reed switch magnetic switches? - HCBBS Forum
10. Comprehensive utilization technology for waste sulfuric acid - HCBBS Forum
11. Take a look at how to adjust this water - HCBBS Forum
12. Knowing the heat load of a heat exchanger, how can one use ASPEN to calculate the required water circulation volume? - HCBBS Forum
13. Why is a union fitting needed for the instrument heating pipeline connected to the level gauge? - HCBBS Forum
14. Leakage at the packing of the new hydrogen compressor - HCBBS Forum
15. Issues with sequentially installing flow meters - HCBBS Forum
16. What is the reason for laying the circulating water main pipes and fire protection pipes underground? - HCBBS Forum
17. Three sedimentation tanks, along with coagulants and PAM for precipitation - HCBBS Forum
18. Sign-in record post dated June 25, 2016 - HCBBS Forum
19. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 314 [ - HCBBS Forum
20. Energy conservation, environmental protection, and new materials drive a new economy in the chemical industry - HCBBS Forum
21. Can fiberglass-reinforced plastic be used for sodium hypochlorite storage tanks? - HCBBS Forum
22. There are two months left before the exam; should I sign up for chemical engineering? I’m torn - HCBBS Forum
23. Requirements for heat transfer oil circulation pumps in Yunnan - HCBBS Forum
24. Should assist Negative number - HCBBS Forum
25. 【Weekly Topic】【Electrical Edition 20160624】 - HCBBS Forum
26. Materials for boilers: I would like to know which types of materials require impact testing as part of the weld evaluation process. - HCBBS Forum
27. What are the main downstream products for PET with a CHDM content of less than 10%? - HCBBS Forum
28. Plan52 leaked - HCBBS Forum
29. 【Daily Topic】【Civil Engineering Version 20160623】 - HCBBS Forum
30. Is it necessary to install automatic sprinklers in the duty dormitory building as in a hotel? - HCBBS Forum
31. Storms arise out of calmness; one should enjoy life while it lasts - HCBBS Forum
32. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 28 - HCBBS Forum
33. Octane number of benzene, toluene, and xylene - HCBBS Forum
34. After the insulation layer of the diesel tank is removed, heat is exchanged between the diesel and the tank walls. What type of heat exchange occurs between the tank walls and the external ambient temperature? - HCBBS Forum
35. Steam pipeline pressure reduction issue - HCBBS Forum
36. The magnetic pump is noisy - HCBBS Forum
37. Has the registration for Certified Safety Engineers started? - HCBBS Forum
38. 【Daily Question No. 158】June 29, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
39. 【Focus Interview】Without eliminating hidden dangers, safety cannot be ensured! - HCBBS Forum
40. Question 14 from the morning session, case 14 - HCBBS Forum
41. Pressure vessel - HCBBS Forum
42. Seven ways for safety officers to conduct themselves - HCBBS Forum
43. Fenton has developed sludge - HCBBS Forum
44. 【Micro-fiction】\"Real or Fake\" Training - HCBBS Forum
45. Initial boiling point of alkylated oil - HCBBS Forum
46. 【Chemical Engineering Operations】Compressor - HCBBS Forum
47. Can LNG tankers directly vaporize gas for urban and industrial use? - HCBBS Forum
48. Calling for ideas [I just want to use my ideas to change HaiChuan] - HCBBS Forum
49. Radar level gauge - HCBBS Forum
50. 【Daily Topic】【Engineering Version 20160622】 - HCBBS Forum
51. Issues with 20/GB8163 in SW6 strength calculations - HCBBS Forum
52. 【Q&A Question 062】2016.06.21 - HCBBS Forum
53. 【Weekly Topic】【Storage & Transportation Version 20160624】 - HCBBS Forum
54. What is it like to have a supervisor take advantage of you? - HCBBS Forum
55. Process economics - HCBBS Forum
56. How long does it take to install and commission a centrifugal compressor? - HCBBS Forum
57. Daily Question, June 30, 2016 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (short answer question) - HCBBS Forum
58. On the failure of pressure vessels - HCBBS Forum
59. A/O process: the water in the aerobic tank has turned white; please ask an expert to help analyze it - HCBBS Forum
60. Doubts about the components of the hydrogen production conversion gas - HCBBS Forum
61. [Q&A Question 063] 2016.06.22 - HCBBS Forum
62. 【Weekly Topic】【Electrical Edition 20160627】 - HCBBS Forum
63. The nozzles of the pressure vessel body are directly welded to the external pipelines (no flanges on the nozzles) - HCBBS Forum
64. Corrosion protection for process pipeline supports - HCBBS Forum
65. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 58 - HCBBS Forum
66. What are the different types of automatic powder dosing equipment? Please provide an answer - HCBBS Forum
67. Is HG/T20592 an European standard or a substitute for ISO 7005 flanges? - HCBBS Forum
68. Current status and future prospects of compressors - HCBBS Forum
69. Corrosion of steel structures in compound fertilizer production facilities - HCBBS Forum
70. Some parameters can be used to design and classify categories - HCBBS Forum
71. 【Weekly Topic】【HVAC Version 20160629】 - HCBBS Forum
72. Strengthening of equal-diameter branch pipes during main pipeline welding - HCBBS Forum
73. API610 diameter issue! ! Urgent! ! ! - HCBBS Forum
74. Discussion on the evaluation of category groups in NB/T47014? - HCBBS Forum
75. What is the difference between buried storage tanks and underground storage tanks? How are buried storage tanks installed and constructed? - HCBBS Forum
76. Nash pump cycle acid temperature - HCBBS Forum
77. 【Weekly Topic】【Engineering Version 20160630】 - HCBBS Forum
78. The side-line extraction distillation column is equipped with PROII - HCBBS Forum
79. Who has video materials on Siemens PLC300? Please wait - HCBBS Forum
80. Sign-in record post from June 22, 2016 - HCBBS Forum
81. New technology for degreasing and cleaning pipes in heat transfer oil furnaces in 2016 - HCBBS Forum
82. Will the H71W stainless steel wafer-type check valve leak under pressure? - HCBBS Forum
83. The safety valves produced by Institute 11 in Beijing, under the Sixth Academy of China Aerospace Science and Technology Corporation, have successfully passed ASME (American Society of Mechanical Engineers) standards... - HCBBS Forum
84. Why doesn’t Xinjiang conduct qualification audits? - HCBBS Forum
85. Environmental Protection Daily Tip – Participate on 6/30; receive a reward for answering 3 questions, and an additional reward for getting 5 right - HCBBS Forum
86. Emerson’s CT drives - HCBBS Forum
87. Does anyone know how to achieve automated continuous production of sodium methoxide? - HCBBS Forum
88. Sign-in record post dated June 26, 2016 - HCBBS Forum
89. Heating of liquid chlorine pipeline - HCBBS Forum
90. Pipe symbol - HCBBS Forum
91. Back-pressure steam turbine - HCBBS Forum
92. Blockage in the flow channel of the centrifugal compressor used for methanol synthesis - HCBBS Forum
93. Question: Boiling point elevation of n-butanol-water azeotrope. - HCBBS Forum
94. Issues with the inlet pipeline size of the oil tank loading pump - HCBBS Forum
95. Several factors to consider when selecting a model for a chain plate conveyor - HCBBS Forum
96. How to calculate the thrust and torque values at the interfaces of plate heat exchangers - HCBBS Forum
97. Can the methanol catalysts produced by CNOOC Jiantao be manufactured domestically? - HCBBS Forum
98. 【Learn Ethylene Together】Five questions per day to easily learn about ethylene 5 - HCBBS Forum
99. Chemical analysis workers who are looking for a job, please check this post - HCBBS Forum
100. Summary Post on the Methanol Market Conditions and Prices in July 2016 - HCBBS Forum