English — Forum #723 (Page 282/642)

1. Seeking help with heat exchange issues in a heat exchanger! ! ! ! - HCBBS Forum
2. Methanol production from coke oven gas - HCBBS Forum
3. 【Q&A Question 011】2016.05.01 - HCBBS Forum
4. 【Weekly Topic】【Engineering Version 20160426】 - HCBBS Forum
5. How many companies have regular working schedules on May Day? - HCBBS Forum
6. 【Daily Question】 2016 05 05 Hydrogenation Sector Multiple-choice Question - HCBBS Forum
7. Catalyst for the hydrogenation reactor in sulfur recovery units - HCBBS Forum
8. In the name of love - HCBBS Forum
9. Occupational Health Daily Question 4.29: Participate for a prize; 3 correct answers and another prize will be given - HCBBS Forum
10. Communication - HCBBS Forum
11. Turbine shaft seal steam - HCBBS Forum
12. What are the relevant documents and regulations for oil loading flexitubes? - HCBBS Forum
13. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 503 - HCBBS Forum
14. In chemical production, how to take samples in small quantities, with precision, and without any unwanted odors - HCBBS Forum
15. Posting and listening to music - HCBBS Forum
16. Regular packing - HCBBS Forum
17. Comparison of changes between the 4th edition (January 2015) and the 4th edition (April 2015) of Mechanical and Electrical Engineering Management and Practice - HCBBS Forum
18. Why is the space on the C drive of my computer getting smaller and smaller? - HCBBS Forum
19. What should the carbon-to-carbon ratio be for methanol synthesis? - HCBBS Forum
20. Request for ammonia supply system - HCBBS Forum
21. The world is so big; I want to go and see it too - HCBBS Forum
22. Call the moderators of the computer section and the regional managers - HCBBS Forum
23. Resolution of issues with the lime slurry mixing tank - HCBBS Forum
24. Reasons for the explosion at Fujian Refinery in 1996 - HCBBS Forum
25. EDR8.4 Temperature display issue Simulation - HCBBS Forum
26. Issues with manhole openings in atmospheric pressure vessels - HCBBS Forum
27. 【Daily Question】 2016 04 24 Hydrogenation Sector – Fill-in-the-blank question - HCBBS Forum
28. What is the difference between P507 and C272? - HCBBS Forum
29. Is it necessary to install cameras in the photovoltaic area (the solar panel area)? Which areas are mainly monitored? - HCBBS Forum
30. 【Daily Topic】【Production Version 20160503】 - HCBBS Forum
31. Our factory needs to install two distillation towers, and we are looking for some manufacturers to conduct technical discussions - HCBBS Forum
32. I’m looking for information on Asahi Kasei’s one-step process for producing acrylonitrile from propane! - HCBBS Forum
33. Methane conversion rate - HCBBS Forum
34. How to determine the pipe category of sewage pipes? Is it GC2 or GC3? - HCBBS Forum
35. 【Daily Question】May 5, 2016 – Participate to earn +2 wealth； +3 to 8 wealth for correct answers - HCBBS Forum
36. Help: Calculating the methanol component production from fresh gas - HCBBS Forum
37. Instrument grounding - HCBBS Forum
38. How many globally renowned oil and petrochemical catalyst companies do you know? - HCBBS Forum
39. It is recommended to create a summary post for the water treatment section. - HCBBS Forum
40. Thermal gas mass flow meter – the best choice for measuring biogas flow - HCBBS Forum
41. Design issues of the plant’s wastewater system - HCBBS Forum
42. Non-destructive testing of pipe flange elbows - HCBBS Forum
43. Detailed diagram of the liquid distribution tray in the falling film evaporator - HCBBS Forum
44. DO output fault in Yokogawa PROSAFE-RS system - HCBBS Forum
45. After the desulfurization tower was overhauled and put back into operation, the slurry density would not increase - HCBBS Forum
46. Is there a defect in the process of the hydrogen peroxide production unit? - HCBBS Forum
47. Question regarding the method of measuring the liquid sulfur level. - HCBBS Forum
48. Contact oxidation - HCBBS Forum
49. Flow meter selection - HCBBS Forum
50. Question about the reading on the pressure gauge at the outlet of the centrifugal pump! ! ! ! ! - HCBBS Forum
51. “I’m saving energy; where are you? “Petrochemical 302: Measures to Improve the Yield of Light Oils through Delayed Coking 001” - HCBBS Forum
52. Help needed with calculating orifice plate aperture! - HCBBS Forum
53. Should the diameter reduction of the control valve be done there, and should the manual valves before and after the control valve also be placed in that area? - HCBBS Forum
54. How should I choose the method for the properties of water/vapor/nitrogen systems? - HCBBS Forum
55. Emergency response plan for power outages - HCBBS Forum
56. How to open a model created in version 2.5 using pdsoft version 2.8 - HCBBS Forum
57. The materials are not mixed evenly; what equipment is cost-effective and effective for this purpose? - HCBBS Forum
58. 【Daily Topic】【Electrical Edition 20160504】 - HCBBS Forum
59. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 499 - HCBBS Forum
60. How to simulate the connection points between old and new pipelines in renovation projects - HCBBS Forum
61. Abnormal COD - HCBBS Forum
62. Which valves are the most suitable for use on boilers? - HCBBS Forum
63. Why is it generally necessary to measure the differential pressure between the bottom and top of various towers used in industrial processes? - HCBBS Forum
64. In high-speed pump mechanical seals, after the pump has been in operation for 1–2 months, the liquid level in the buffer tank decreases by a small amount. Why is this? - HCBBS Forum
65. Regarding industrial screw chillers, the difference between normal-temperature and low-temperature types - HCBBS Forum
66. LNG storage tank installation, no installation bolts required - HCBBS Forum
67. Does anyone here know what the lubricant code represents? Could you share that information? - HCBBS Forum
68. Knowledge about liquid caustic soda - HCBBS Forum
69. How to open the HW file generated by chromatography - HCBBS Forum
70. On the design and selection of vacuum units - HCBBS Forum
71. Methanol to hydrogen - HCBBS Forum
72. Questions and answers for the hydrogenation distillation position - HCBBS Forum
73. 【Daily Question No. 166】April 29, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
74. 【Daily Question】Deep Processing 20160505 Multiple Choice Question: Thin-layer fixed-bed reactors are mainly used for: ( ) - HCBBS Forum
75. Is the PTA anaerobic wastewater removal rate low? What’s the reason? - HCBBS Forum
76. How to handle glass rotameters in heat-traced pipelines? - HCBBS Forum
77. Will coking cause coking in the incinerator when the waste ammonia water generated from coking is burned? - HCBBS Forum
78. 【Daily Question】Deep Processing 20160430 Multiple Choice: The active component of a hydrogenation reaction catalyst is: ( ) - HCBBS Forum
79. Solutions for power grid fluctuations and inverter failures - HCBBS Forum
80. At the current equipment installation site, the construction party also needs to consider the preparation of the equipment foundation - HCBBS Forum
81. 【Q&A Question 015】2016.05.05 - HCBBS Forum
82. 【Daily Question No. 133】May 03, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
83. Survey on the production capacity of zinc borate flame retardants - HCBBS Forum
84. Questions about the wealth value - HCBBS Forum
85. One Question per Day on Synthetic Ammonia (Series 84) - HCBBS Forum
86. How to calculate the flow rate of raw gas in the rising pipe? - HCBBS Forum
87. How to handle furnace tube perforations urgently? - HCBBS Forum
88. Is smoking*ao acid classified as Category A? - HCBBS Forum
89. 【Picture of the Day】2016 04 28 What is the device in this picture? There are wealth rewards for answering correctly! - HCBBS Forum
90. 【Daily Topic】【Production Version 20160427】 - HCBBS Forum
91. “How is the “low-pressure, emission-free urea production method” actually implemented? - HCBBS Forum
92. Nanjing Dunxian is recruiting technical personnel - HCBBS Forum
93. 【Q&A Question 008】April 28, 2016 - HCBBS Forum
94. Differences between HTRI and Aspen - HCBBS Forum
95. How do towers prevent bending - HCBBS Forum
96. Obtaining certificates - HCBBS Forum
97. Reviewing the Old to Discover the New (Series 19) - HCBBS Forum
98. What is the current SO2 concentration level in the exhaust gases from sulfur recovery? - HCBBS Forum
99. Regarding PSA adjustments, could some experts give some advice? - HCBBS Forum
100. Sign-in record post from May 4, 2016 - HCBBS Forum