English — Forum #723 (Page 206/642)

1. High-temperature breather valve - HCBBS Forum
2. How should the corrosion of the outer wall of a desulfurization tower be prevented? - HCBBS Forum
3. 【Special Event: Haichuan Safety Products Poetry Contest】Song of the Safety Professional 010 - HCBBS Forum
4. Pump selection - HCBBS Forum
5. Dichloroethane is soluble in methanol, and methanol is soluble in water. Could an azeotrope form as a result? - HCBBS Forum
6. Who has the technical specifications for ISO 15783-2002 shaftless rotary power pumps (Class II) (Chinese version)? ? - HCBBS Forum
7. The coiled-tube water-cooled reactor synthesis tower has been successfully put into operation; the large-methanol technology shows promise for domestic production - HCBBS Forum
8. How many of these timeless masterpieces do you know? - HCBBS Forum
9. On using mass flow meters as density meters - HCBBS Forum
10. Sign-in record post from July 10, 2016 - HCBBS Forum
11. Wastewater from printing and dyeing factories is treated using cationic polyacrylamide, polyaluminum chloride, and decolorizing agents; what to do if the COD level is high? - HCBBS Forum
12. Durant going to the Warriors – what do you all think? - HCBBS Forum
13. What are the standards for explosion-proof electrical enclosures? - HCBBS Forum
14. LNG storage tank base valve - HCBBS Forum
15. 【Q&A Question 079】2016.07.08 - HCBBS Forum
16. Centrifugal compressor - HCBBS Forum
17. 【Weekly Topic】【 Quality Version 20160713】 - HCBBS Forum
18. Seeking advice on cavitation issues with 98% sulfuric acid transfer pumps! - HCBBS Forum
19. Can fans be connected in parallel? ? - HCBBS Forum
20. What is the calculation model for U-tube heat exchangers? - HCBBS Forum
21. Sign-in record post from July 4, 2016 - HCBBS Forum
22. 5 people we should cherish in our lives! - HCBBS Forum
23. I would like to ask everyone about the issue of steam usage in the bottom reboiler - HCBBS Forum
24. Is it good to wash the methanol separator with water? - HCBBS Forum
25. 【Daily Topic】【Engineering Version 20160706】 - HCBBS Forum
26. 【Daily Topic】【HVAC Version 20160710】 - HCBBS Forum
27. Application of powdered activated carbon in wastewater treatment - HCBBS Forum
28. Equipment selection - HCBBS Forum
29. Occupational Health Daily Question 7.4: Participate for a prize; 3 correct answers and another prize will be given - HCBBS Forum
30. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； July 1st - HCBBS Forum
31. Leak in solvent regeneration air cooler - HCBBS Forum
32. Classification of fermentation raw materials - HCBBS Forum
33. Metso positioner calibration - HCBBS Forum
34. Pot still evaporators and drum evaporators - HCBBS Forum
35. Rotary furnace (powder reduction furnace) - HCBBS Forum
36. Environmental Protection Daily Tip 7.02: Reward for participation is 3 points, plus an additional 5 points for answering correctly - HCBBS Forum
37. Wastewater stripping cost reduction project - HCBBS Forum
38. Control of the outlet temperature of the converter during hydrogen production shutdown - HCBBS Forum
39. Operation Manual for SF10 Electromagnetic Flow Meter - HCBBS Forum
40. What temperature can the PTFE valve core of a PTFE glass valve withstand? - HCBBS Forum
41. Safety accessories for pressure vessels - HCBBS Forum
42. 【Haichuan Foodie Debate】Should lettuce be eaten raw or cooked? - HCBBS Forum
43. Can the back pressure at the outlet of a centrifugal pump cause the pump to become clogged? - HCBBS Forum
44. What is the impression of people around you regarding the chemical industry? - HCBBS Forum
45. Exams for Level 1 and Level 2 construction qualifications - HCBBS Forum
46. Does anyone have a layout plan for an LNG gasification station? - HCBBS Forum
47. Calculation of the boiling heat transfer film coefficient problem - HCBBS Forum
48. Instrument grounding issue - HCBBS Forum
49. Safety, environmental protection, occupational health, fire protection - HCBBS Forum
50. 【New Energy Development】Riverbed Power Station: A new approach utilizing tidal energy - HCBBS Forum
51. Environmental Protection Daily Tip 7.06: Reward for participation, plus 5 more points for answering 3 questions correctly - HCBBS Forum
52. Discussion on the issue of summer school classes for preschool children* - HCBBS Forum
53. 【Daily Topic】【Electrical Edition 20160710】 - HCBBS Forum
54. 【Idiom Chain】, let’s go at 7.9! This is true - HCBBS Forum
55. Safety Technology Exchange Edition: Daily Question (2016.7.4) - HCBBS Forum
56. Safety Technology Exchange Edition: Daily Question (2016.7.13) - HCBBS Forum
57. Desulfurization mechanism of potassium carbonate in vacuum - HCBBS Forum
58. I have a minor question: Are textbooks such as Principles of Chemical Engineering required for the CPA exam? - HCBBS Forum
59. Inlet and outlet positions of the centrifugal pump - HCBBS Forum
60. Lover and wife - HCBBS Forum
61. High pressure difference in the lean methanol filter - HCBBS Forum
62. Organize and summarize the content of controlled posts - HCBBS Forum
63. Imported brands of load cells - HCBBS Forum
64. 【Daily Question】 2016 07 13 Hydrogenation Sector - HCBBS Forum
65. Have you come into contact with cashew shell oil? Urgent - HCBBS Forum
66. Seeking guidelines for the installation of toxic and flammable gas detectors - HCBBS Forum
67. Where exactly should the material be fed in - HCBBS Forum
68. What is the principle of wet ammonia desulfurization? - HCBBS Forum
69. NB/T 47041-2014 NB/T 47042-2014 Tower and Horizontal Vessels – English Version - HCBBS Forum
70. Is the vibration in the discharge pipe of the distillation tower severe because the discharge speed is too fast? Is it because the pipe diameter is too small? - HCBBS Forum
71. Environmental Protection Daily Post 7.08: Reward for participation, plus 5 more points for answering 3 questions correctly - HCBBS Forum
72. Required cumulative years of experience in chemical engineering design work - HCBBS Forum
73. Make a bubble - HCBBS Forum
74. Turn -- The Five Most Absurd Things in the World - HCBBS Forum
75. Discussion on air separation motor drive and turbine drive - HCBBS Forum
76. Oven - HCBBS Forum
77. Information on silicon carbide heat exchangers - HCBBS Forum
78. How to remove rust from the air supply pipe and prevent its impact on the valve - HCBBS Forum
79. 【Daily Topic】【Production Version 20160707】 - HCBBS Forum
80. 【Idiom Chain】7.12 Let’s go! Tuesday - HCBBS Forum
81. The wave of mergers and acquisitions in the gas industry has arrived! - HCBBS Forum
82. How to determine the half-string capacity of a multi-stage pump - HCBBS Forum
83. Praying for prosperity as my daughter is admitted to Sichuan University - HCBBS Forum
84. 【Daily Question】 2016 07 08 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
85. I would like to ask why the two sides of a orifice plate flow meter are designed with sharp angles and obtuse angles – what is the purpose of this? - HCBBS Forum
86. Can the relay power supply be changed from +24V to -24V? How to change it - HCBBS Forum
87. 【Special Event: Poetry Contest on Safety Products for Seas and Rivers】010 Acrostic Poem on the “Safety Month Theme” (Repost) - HCBBS Forum
88. The importance of gasket material--Factors affecting the service life of gaskets in plate heat exchangers - HCBBS Forum
89. Distillation column height and packing calculation - HCBBS Forum
90. What is the function of the pre-hydrogenation section protector in reforming? - HCBBS Forum
91. Hydrogen chloride synthesis furnace ignition burner - HCBBS Forum
92. Bottom temperature of catalytic regeneration tower - HCBBS Forum
93. Help, the plunger pump isn’t delivering any flow - HCBBS Forum
94. An enterprise’s safety management department should not be in charge of everything! What do you think? - HCBBS Forum
95. Domestic production capacity for coal-based ethylene glycol is increasing rapidly! With projects emerging everywhere, has there been a “result”? - HCBBS Forum
96. Valves on the process pipelines at the inlet and outlet of the heat exchanger - HCBBS Forum
97. 【Daily Question】Principles of Chemical Engineering 403: Natural Water (July 6) - HCBBS Forum
98. Composition of semi-dry desulfurization ash - HCBBS Forum
99. Which type of pump is recommended? - HCBBS Forum
100. Biogas-based fish farming technology - HCBBS Forum