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  1. Interlock issue of the catalytic unit regarding flare discharge at the compressor inlet - HCBBS Forum
  2. 【Daily Question No. 206】July 21, 2020 - HCBBS Forum
  3. 【Daily Question No. 180】June 25, 2020 - HCBBS Forum
  4. 【Daily Question No. 173】June 18, 2020 - HCBBS Forum
  5. Minimum temperature for compressor startup in winter - HCBBS Forum
  6. What is the specific role of the second solvent in aromatic extraction? - HCBBS Forum
  7. Thoughts on the semi-regenerative slide valve of the regenerator - HCBBS Forum
  8. Frequency of freshener replenishment - HCBBS Forum
  9. 【Daily Question No. 239】August 27, 2019 - HCBBS Forum
  10. Dehydration of benzene tank - HCBBS Forum
  11. 【Daily Question No. 104】April 13, 2020 - HCBBS Forum
  12. Sulfur content of the feed oil for the catalytic unit - HCBBS Forum
  13. Why is the sulfur content high in the liquefied gas after coking, when the sulfur content is 1700 after pre-alkaline washing and 0.6 in the extracted oil? - HCBBS Forum
  14. Introduction to Oil Mist Lubrication Systems – 1 What is Oil Mist Lubrication? - HCBBS Forum
  15. Aromatic extraction - HCBBS Forum
  16. Catalytic riser thermocouple type - HCBBS Forum
  17. Question for help: There is no drain valve at the end of the steam pipeline; the valve is slightly opened to allow condensate to flow out. What is the impact of steam leakage on energy consumption? How much is the leakage... - HCBBS Forum
  18. 【Daily Question No. 330】November 27, 2019 - HCBBS Forum
  19. 【Daily Question No. 209】July 24, 2020 - HCBBS Forum
  20. 【Daily Question No. 24】January 24, 2020 - HCBBS Forum
  21. Emergency Plan for Accident Pools in the Coking Plant Tank Area - HCBBS Forum
  22. 【Daily Question No. 280】November 27, 2020 - HCBBS Forum
  23. Why does an increase in the inlet flow rate of a centrifugal compressor lead to a decrease in the outlet pressure? ... - HCBBS Forum
  24. 【Daily Question No. 145】May 21, 2020 - HCBBS Forum
  25. Catalytic Coking Reformate Blending Version 20200530 - HCBBS Forum
  26. Atmospheric and vacuum distillation unit - HCBBS Forum
  27. Catalytic Coking Reformate Blending Version 20191117 - HCBBS Forum
  28. Rehydrator - HCBBS Forum
  29. 【Daily Question No. 82】March 22, 2020 - HCBBS Forum
  30. 【Daily Question No. 179】June 24, 2020 - HCBBS Forum
  31. The issue of excessive sulfur content in the feedstock for reformed refined naphtha - HCBBS Forum
  32. Catalyst unit shut down - HCBBS Forum
  33. 【Daily Question No. 41】February 10, 2020 - HCBBS Forum
  34. Catalytic Coking Reformate Blending Version 20200627 - HCBBS Forum
  35. Catalytic Coking Reformate Blending Version 20200304 - HCBBS Forum
  36. 【Daily Question No. 131】May 10, 2020 - HCBBS Forum
  37. Why is it necessary to start the standby unit first when commissioning a catalytic unit, and only switch to the main unit after it reaches a stable state? - HCBBS Forum
  38. Hello, everyone! Our company would like to request the research institute to conduct a full-scale laboratory simulation analysis of the process from crude oil to coked petroleum coke, in order to obtain the process flow... - HCBBS Forum
  39. 【Daily Question No. 32】February 1, 2020 - HCBBS Forum
  40. Dry point of crude gasoline - HCBBS Forum
  41. Determination of NH4HS concentration - HCBBS Forum
  42. Catalytic Coking Reformate Blending Version 20191021 - HCBBS Forum
  43. 【Daily Question No. 288】December 5, 2020 - HCBBS Forum
  44. Catalytic Coking Reformate Blending Version 20200112 - HCBBS Forum
  45. 【Daily Question No. 255】September 12, 2019 - HCBBS Forum
  46. 【Daily Question No. 347】December 14, 2019 - HCBBS Forum
  47. 【Daily Question No. 135】May 14, 2020 - HCBBS Forum
  48. Introduction to oil mist lubrication systems—4 Main parameters of oil mist lubrication systems - HCBBS Forum
  49. Catalytic Coking Reformate Blending Version 20191003 - HCBBS Forum
  50. Catalytic Coking Reformate Blending Version 20200619 - HCBBS Forum
  51. 【Daily Question No. 343】December 10, 2019 - HCBBS Forum
  52. Principles for handling accidents in reaction systems and general accident handling - HCBBS Forum
  53. Catalytic Coking Reformate Blending Version 20191218 - HCBBS Forum
  54. Seeking advice - HCBBS Forum
  55. What are the functions of catalytic external circulation inclined tubes? - HCBBS Forum
  56. Catalytic Coking Reformate Blending Version 20200120 - HCBBS Forum
  57. Does Zhejiang Petrochemical’s 5 million-ton residue hydrogenation unit use UOP catalysts? - HCBBS Forum
  58. 【Daily Question No. 40】February 9, 2020 - HCBBS Forum
  59. 【Daily Question No. 11】January 11, 2020 - HCBBS Forum
  60. Catalytic Coking Reformate Blending Version 20190919 - HCBBS Forum
  61. The total sulfur content in crude oil remains relatively constant; why is the sulfur content in the AGO component much higher when there are no changes in the operating conditions? - HCBBS Forum
  62. 【Daily Question No. 80】March 20, 2020 - HCBBS Forum
  63. How to evaluate the performance of catalysts - HCBBS Forum
  64. 【Daily Question No. 118】April 27, 2020 - HCBBS Forum
  65. Gasoline and diesel blending - HCBBS Forum
  66. 【Daily Question No. 228】August 12, 2020 - HCBBS Forum
  67. Technical documentation for asphalt modification equipment - HCBBS Forum
  68. 【Daily Question No. 198】July 13, 2020 - HCBBS Forum
  69. Reformation Hydrogenation Problem 2020.4.12 - HCBBS Forum
  70. 【Daily Question No. 236】August 20, 2020 - HCBBS Forum
  71. 【Daily Question No. 203】July 18, 2020 - HCBBS Forum
  72. 【Daily Question No. 278】November 25, 2020 - HCBBS Forum
  73. Catalytic Coking Reformate Blending Version 20190923 - HCBBS Forum
  74. How does carbon deposition on catalytic cracking catalysts affect fluidization performance? - HCBBS Forum
  75. 【Daily Question No. 247】August 31, 2020 - HCBBS Forum
  76. Help needed - HCBBS Forum
  77. Catalyst loading team manufacturers - HCBBS Forum
  78. The device experienced a major power outage - HCBBS Forum
  79. Catalytic Coking Reformate Blending Version 20190902 - HCBBS Forum
  80. pre-hydrogenation - HCBBS Forum
  81. Catalytic Coking Reformate Blending Version 20200624 - HCBBS Forum
  82. Catalytic Coking Reformate Blending Version 20191118 - HCBBS Forum
  83. 【Daily Question No. 217】August 1, 2020 - HCBBS Forum
  84. What is the basis for making adjustments when the density of crude oil becomes lighter or heavier in the atmospheric pressure side stream? - HCBBS Forum
  85. Catalytic Coking Reformate Blending Version 20191119 - HCBBS Forum
  86. 【Daily Question No. 287】October 15, 2019 - HCBBS Forum
  87. Catalytic Coking Reformate Blending Version 20191129 - HCBBS Forum
  88. 【Daily Question No. 95】April 4, 2020 - HCBBS Forum
  89. On catalyst poisoning and dry gas composition analysis - HCBBS Forum
  90. Reasons for the significant loss of catalyst in catalytic cracking units - HCBBS Forum
  91. 【Daily Question No. 178】June 23, 2020 - HCBBS Forum
  92. What is the loss rate for storing this MTBE? - HCBBS Forum
  93. 【Daily Question No. 295】October 23, 2019 - HCBBS Forum
  94. Liquefied hydrocarbon pump - HCBBS Forum
  95. Please explain the working principle of a flow-limiting orifice plate using Bernoulli’s equation - HCBBS Forum
  96. Electrodialysis adjustment - HCBBS Forum
  97. 【Daily Question No. 276】November 23, 2020 - HCBBS Forum
  98. 【Daily Question No. 265】November 12, 2020 - HCBBS Forum
  99. Steam heating - HCBBS Forum
  100. Problem with the heat exchange efficiency of the condenser; seeking expert advice - HCBBS Forum
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