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  1. 3C control of air compressors - HCBBS Forum
  2. Judgment and handling of oil entering the heater with gas - HCBBS Forum
  3. Regarding oil products [sulfur content, Drabek test, copper strip corrosion] - HCBBS Forum
  4. How can one determine whether the combustion in a heating furnace is normal by observing the flame? - HCBBS Forum
  5. 【Daily Question No. 217】August 5, 2018 - HCBBS Forum
  6. What company is Bo Ying? - HCBBS Forum
  7. 【Daily Question】Catalytic Coking Reformate Blending Version 20180510 - HCBBS Forum
  8. What to do if the temperature is 10% below 380 degrees due to a 2nd-line oil reduction? - HCBBS Forum
  9. Electronic version of **question bank for continuous reforming vocational skill assessment** - HCBBS Forum
  10. How to deal with leaks in medium-pressure water flanges? - HCBBS Forum
  11. Catalytic Coking Reformate Blending Version 20180725 - HCBBS Forum
  12. What are the common problems in naphtha aromatization production? - HCBBS Forum
  13. Differences between internal floating roof tanks and external floating roof tanks - HCBBS Forum
  14. 【Daily Question No. 141】May 21, 2018 - HCBBS Forum
  15. Catalytic unit re-refining oil sampler - HCBBS Forum
  16. 【Daily Question】Catalytic Coking Reformate Blending Version 20180720 - HCBBS Forum
  17. 【Daily Question】Catalytic Coking Reformate Blending Version 20180325 - HCBBS Forum
  18. Dear sea friends: Do you carry out external neutralization protection for the furnace tubes (austenitic stainless steel) during the shutdown overhauls of atmospheric and vacuum distillation units? - HCBBS Forum
  19. 【Daily Question No. 160】June 9, 2018 - HCBBS Forum
  20. 【Daily Question】Catalytic Coking Reformate Blending Version 20180703 - HCBBS Forum
  21. Catalytic Coking Reformate Blending Version 20180905 - HCBBS Forum
  22. Ammonia nitrogen issue in flue gas discharged from flue gas desulfurization - HCBBS Forum
  23. 【Daily Question No. 321】November 18, 2018 - HCBBS Forum
  24. 【Daily Question No. 188】July 7, 2018 - HCBBS Forum
  25. May I ask about the catalysis exam questions? - HCBBS Forum
  26. 【Daily Question】Catalytic Coking Reformate Blending Version 20180405 - HCBBS Forum
  27. 【Daily Question No. 303】October 30, 2018 - HCBBS Forum
  28. Regarding the issue of the aromatic hydrocarbon extraction solvent ratio - HCBBS Forum
  29. Catalytic Coking Reformate Blending Version 20181112 - HCBBS Forum
  30. 【Daily Question No. 180】June 29, 2018 - HCBBS Forum
  31. 【Daily Question No. 110】April 20, 2018 - HCBBS Forum
  32. Just starting out with oil refining, seeking recommendations - HCBBS Forum
  33. The problem of poor performance of the triple spin in catalysis is due, in addition to flue gas carrying catalyst - HCBBS Forum
  34. 【Daily Question No. 297】October 24, 2018 - HCBBS Forum
  35. 【Daily Question】Catalytic Coking Reformate Blending Version 20180604 - HCBBS Forum
  36. 【Daily Question】Catalytic Coking Reformate Blending Version 20180710 - HCBBS Forum
  37. 【Daily Question No. 194】July 13, 2018 - HCBBS Forum
  38. 【Daily Question No. 209】July 28, 2018 - HCBBS Forum
  39. 【Daily Question No. 322】November 19, 2018 - HCBBS Forum
  40. 【Daily Question】Catalytic Coking Reformate Blending Version 20180426 - HCBBS Forum
  41. 【Daily Question No. 061】March 2, 2018 - HCBBS Forum
  42. There is a layer of sludge-like substance in electrodialysis - HCBBS Forum
  43. How to utilize catalytic slurry? - HCBBS Forum
  44. I’m a newcomer; how can I learn catalytic cracking well? I’d appreciate some advice from everyone - HCBBS Forum
  45. 【Daily Question No. 284】October 11, 2018 - HCBBS Forum
  46. Auxiliary combustion chamber lining issue - HCBBS Forum
  47. Catalytic Coking Reformate Blending Version 20181016 - HCBBS Forum
  48. 【Daily Question No. 070】March 11, 2018 - HCBBS Forum
  49. Are there any friends who have started using Xinqiyuan? - HCBBS Forum
  50. Which components in catalytic cracking feedstock oil can affect the COD of the wastewater generated from flue gas desulfurization? - HCBBS Forum
  51. Catalytic Coking Reformate Blending Version 20180727 - HCBBS Forum
  52. 【Daily Question】Catalytic Coking Reformate Blending Version 20180423 - HCBBS Forum
  53. 【Daily Question No. 269】September 26, 2018 - HCBBS Forum
  54. 【Daily Question No. 319】November 16, 2018 - HCBBS Forum
  55. 【Daily Question No. 290】October 17, 2018 - HCBBS Forum
  56. How is the viscosity of the vacuum side stream adjusted? - HCBBS Forum
  57. Reasons for the high ammonia nitrogen level in the water removed during electrodesalination - HCBBS Forum
  58. 【Daily Question No. 139】May 19, 2018 - HCBBS Forum
  59. 【Daily Question No. 305】November 1, 2018 - HCBBS Forum
  60. What are the signs of a cracked furnace tube? How to handle it? - HCBBS Forum
  61. Which sea friend has \"China’s Refining Technology (3rd Edition)\"? - HCBBS Forum
  62. Catalytic Coking Reformate Blending Version 20180919 - HCBBS Forum
  63. 【Daily Question No. 060】March 1, 2018 - HCBBS Forum
  64. Air cooler - HCBBS Forum
  65. What are the advantages of threaded tube heat exchangers? - HCBBS Forum
  66. 【Daily Question No. 073】March 14, 2018 - HCBBS Forum
  67. Catalytic Coking Reformate Blending Version 20180904 - HCBBS Forum
  68. What aspects influence the strength of needle coke? - HCBBS Forum
  69. Refineries in Shandong region purchase Changchai engines, probably for use in hydrogenation units - HCBBS Forum
  70. Catalytic Coking Reformate Blending Version 20180821 - HCBBS Forum
  71. Reasons for unstable heat removal from the external heat exchanger in catalytic cracking - HCBBS Forum
  72. What is the difference between atmospheric and vacuum wax oils, and coker wax oils? - HCBBS Forum
  73. Do the wing valves of the anti-restart system need to be replaced every time they are serviced? - HCBBS Forum
  74. Catalytic Coking Reformate Blending Version 20181113 - HCBBS Forum
  75. Reformed bentonite - HCBBS Forum
  76. 【Daily Question No. 125】May 5, 2018 - HCBBS Forum
  77. The relationship between olefins and octane number - HCBBS Forum
  78. What exhaust gases are generated in the flue gas, depending on the nitrogen content in the raw materials? - HCBBS Forum
  79. Catalytic Coking Reformate Blending Version 20181021 - HCBBS Forum
  80. 【Daily Question No. 071】March 12, 2018 - HCBBS Forum
  81. The effect of vanadium on catalytic cracking catalysts - HCBBS Forum
  82. May I ask if naphtha can be used as a reforming feedstock? It can also be used for ethylene materials – what specifications are required? - HCBBS Forum
  83. 【Daily Question】Catalytic Coking Reformate Blending Version 20180409 - HCBBS Forum
  84. 【Daily Question No. 107】April 17, 2018 - HCBBS Forum
  85. Catalytic Coking Reformate Blending Version 20180925 - HCBBS Forum
  86. 【Daily Question】Catalytic Coking Reformate Blending Version 20180311 - HCBBS Forum
  87. How to adjust the regular front line - HCBBS Forum
  88. Will high pressure behind the rupture disc cause it to burst? - HCBBS Forum
  89. How to prevent leaks in underground pipeline networks - HCBBS Forum
  90. When is the most appropriate moment for the heating furnace to switch from natural ventilation to forced ventilation? - HCBBS Forum
  91. 【Daily Question No. 210】July 29, 2018 - HCBBS Forum
  92. With the upgrade to National VI, what are the “bottlenecks” that everyone is facing? - HCBBS Forum
  93. Differences among the three main positions in catalysis and coking units - HCBBS Forum
  94. Catalytic Coking Reformate Blending Version 20180730 - HCBBS Forum
  95. What are the advantages of baffle rod heat exchangers? - HCBBS Forum
  96. 【Daily Question】Catalytic Coking Reformate Blending Version 20180312 - HCBBS Forum
  97. 【Daily Question No. 174】June 23, 2018 - HCBBS Forum
  98. Steam cannot be supplied to the reboiler - HCBBS Forum
  99. 2017 Refining Processes Handbook published by Hydrocarbon Processing - HCBBS Forum
  100. Cohex dewaxing - HCBBS Forum
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