English — Forum #723 (Page 187/642)

1. Fully liquefied air separation - HCBBS Forum
2. To the designers: Please don’t tease us workers like this (5) - HCBBS Forum
3. 08Ni3DR(SA203E) steel plate for low-temperature pressure vessels - HCBBS Forum
4. Has anyone had experience dealing with MTBE tanks? How did you do it? - HCBBS Forum
5. Deionized water - HCBBS Forum
6. Urea price trends across China as of August 5, 2016 - HCBBS Forum
7. What is the approximate range of dissolved oxygen in tap water? - HCBBS Forum
8. The application of the integration of informatization and industrialization in the coking industry - HCBBS Forum
9. Should the dryer in the air compressor station be installed inside or outside the factory building? - HCBBS Forum
10. What is the correct full way to describe the material of a valve? Because the valve consists of a housing, sealing surfaces, as well as a valve core, valve stem, and other components... - HCBBS Forum
11. Tar tank vapor absorption - HCBBS Forum
12. I have a question regarding the exhaust pressure of the SHENGU hydrogen booster - HCBBS Forum
13. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； August 03 - HCBBS Forum
14. I am a registered consultant with a major specialization in chemicals and pharmaceuticals - HCBBS Forum
15. The development history of catalytic reforming processes - HCBBS Forum
16. I would like to ask everyone: why doesn’t air get carried in when the catalyst in the catalytic cracking regenerator enters the riser through the slide valve? - HCBBS Forum
17. I would like to ask whether the inner and outer wall thicknesses as well as the outer side wall thickness at the end joint of the elbow are different or the same? - HCBBS Forum
18. What fire-retardant agents need to be added to ordinary mortar to make it fire-resistant mortar? - HCBBS Forum
19. The issue of safety distances in combustible material storage areas - HCBBS Forum
20. Seafood wastewater still has an unpleasant odor after treatment, and its color is also quite dark. How can this be resolved? - HCBBS Forum
21. No year-end bonus - HCBBS Forum
22. Differences and connections between adsorbents and molecular sieves - HCBBS Forum
23. What is the table of olefin composition for C3-C6 components? Seek sharing - HCBBS Forum
24. Daily Question 2016.8.9 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (multiple-choice question) - HCBBS Forum
25. The advanced purification technology for coke oven gas developed by the Northwest Research Institute of Chemical Engineering has been successfully applied on a wider scale once again - HCBBS Forum
26. Variable risks surge for CNOOC’s coal-to-natural gas project - HCBBS Forum
27. I need help from experts: what equipment is required for this process? - HCBBS Forum
28. What is the basis for controlling the cathode operating pressure at 500 mmH2O in chlorine plant electrolyzers? - HCBBS Forum
29. I would appreciate your advice on how to dispose of the acidic water from the resin tower - HCBBS Forum
30. 【Micro-fiction】Someone Else’s Plan - HCBBS Forum
31. What is an electrical diagram? Reading electrical drawings _ Reading electrical installation drawings _ Principles of drawing electrical diagrams - HCBBS Forum
32. 【Weekly Topic】【 Quality Version 20160728】 - HCBBS Forum
33. Solving physical chemistry problems encountered during the study of complex reactions - HCBBS Forum
34. What size should the safety valve on the steam main be? - HCBBS Forum
35. “\"Sliding verification\" has been removed; I can now log in to Haichuan using IE again~ - HCBBS Forum
36. Could an expert please explain the control principle of a feed pump driven by an inverter motor (for plate-and-frame sludge filter presses)? - HCBBS Forum
37. Siblings, those who want to earn wealth, come and support “Advanced Petrochemical Processing”! ! ! - HCBBS Forum
38. Separation of n-alkanes from alkenes - HCBBS Forum
39. Top summer cancer-preventing foods ranked - HCBBS Forum
40. N2 and H2S phase behavior issues - HCBBS Forum
41. Process design for vertical oil tanks with soil covering - HCBBS Forum
42. Seeking help with Siemens 440 frequency converter - HCBBS Forum
43. The issue of using gas unloaded directly in production - HCBBS Forum
44. Do electromagnetic flowmeters in cold regions require a steam-heated insulation box? - HCBBS Forum
45. How to ensure the proper operation of a water pump? - HCBBS Forum
46. Are there any standards regarding flanges and the allowable amount of leakage from valves? - HCBBS Forum
47. Metal surface treatment technologies protect marine equipment from corrosion” - HCBBS Forum
48. Regarding the head of the water pump - HCBBS Forum
49. Distance between the control room and the site - HCBBS Forum
50. The wall is connected to the backing plate using expansion bolts; is it allowed to use small shims between the wall and the backing plate for leveling? Which standard specifies this? - HCBBS Forum
51. High-pressure coal slurry pump inverter alarm - HCBBS Forum
52. 【Operations Team】July 2016 Salaries - HCBBS Forum
53. What are the patent holders for olefin conversion OCT? - HCBBS Forum
54. Flue gas sulfur trioxide removal issue - HCBBS Forum
55. Daily Question 2016.8.3 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (single-choice question) - HCBBS Forum
56. How is the pressure for the expansion tank and oil storage tank in a heat transfer oil boiler determined? Is it low-pressure? First, thank you all, experts - HCBBS Forum
57. 【Picture of the Day】2016 08 03 Picture of the Day – The excitement continues. What is the device in this picture? - HCBBS Forum
58. Problems with chemical equipment lined with rubber. - HCBBS Forum
59. Is it an opportunity? Free technical support for control systems - HCBBS Forum
60. Issues with the nameplates of imported heat exchangers - HCBBS Forum
61. 108 Ways to Motivate Employees | A Must-Read for Safety Managers - HCBBS Forum
62. 2016 08 05 Picture of the Day The fun continues! What is the device shown in this picture? - HCBBS Forum
63. Why can excessive seal oil injection and too low a specific gravity of the seal oil easily lead to cavitation in centrifugal pumps? - HCBBS Forum
64. 【Daily Topic】【Civil Engineering Version 20160729】 - HCBBS Forum
65. Can Roots blowers be used in series or parallel? - HCBBS Forum
66. Beijing Huade Chuangye Environmental Protection Equipment Co., Ltd. is urgently seeking sales and technical personnel - HCBBS Forum
67. What are the reasons for the low quality of crude benzene? - HCBBS Forum
68. 【Daily Topic】【Production Version 20160801】 - HCBBS Forum
69. Determination of test operation pressure for mixing equipment - HCBBS Forum
70. Use of mercury catalysts - HCBBS Forum
71. I just like it this way - HCBBS Forum
72. LNG segment member-exclusive post - HCBBS Forum
73. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； August 01 - HCBBS Forum
74. ASTM Flange Standards - HCBBS Forum
75. At the Rio Olympics, will the men’s basketball team win any games? - HCBBS Forum
76. How to interpret the rating for group1.1 - HCBBS Forum
77. Who will be the biggest money winner at the Rio Olympics? - HCBBS Forum
78. Where is the vulcanizing agent injection point? - HCBBS Forum
79. Selection of degreasing agents - HCBBS Forum
80. Environmental Protection Tip of the Day – July 28: Reward for participation; an additional 5 rewards for answering 3 questions correctly - HCBBS Forum
81. Increasing the PAC dosage does not reduce total phosphorus. - HCBBS Forum
82. Question! Is design required for a security system at the perimeter of an oil refining and chemical plant? Who knows - HCBBS Forum
83. Could you recommend some manufacturers of hydrogen generation steam generators and plug valves? - HCBBS Forum
84. Looking for information and pictures on vertical supports for insulated pipes, any help? - HCBBS Forum
85. 【Daily Topic】【Engineering Version 20160801】 - HCBBS Forum
86. 【Daily Topic】【Production Version 20160729】 - HCBBS Forum
87. Environmental Protection Daily Post 8.07: Reward for participation is 3 points, plus an additional 5 points for answering correctly - HCBBS Forum
88. Discussions related to the analysis method for perforation reinforcement - HCBBS Forum
89. 【Daily Question】August 4, 2016: +2 wealth for participation； +3 to +10 wealth for correct answers - HCBBS Forum
90. Which parameters are monitored for pumps and mixing motors on the DCS? - HCBBS Forum
91. How to reduce the pressure of compressed air for use? - HCBBS Forum
92. Wicken pump flow control - HCBBS Forum
93. Calculation of out-of-band guide frame gas tank - HCBBS Forum
94. Good Song Broadcast: “Diamonds” - HCBBS Forum
95. Seeking a lithium carbonate production process package - HCBBS Forum
96. Installation method of sonic nozzles - HCBBS Forum
97. Seeking various specification documents for instruments in plant construction - HCBBS Forum
98. What material is used for the pipeline transportation of liquid ammonia? - HCBBS Forum
99. Talk about my work experience at an environmental protection company over the past one and a half years. . . - HCBBS Forum
100. 200,000 tons of used PVC equipment - HCBBS Forum