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  1. Questions for January 6, 2018; replies can earn 0–6 points (no scoring for replies sent more than 7 days after posting. Thank you for your replies) - HCBBS Forum
  2. 【Daily Question No. 238】August 26, 2018 - HCBBS Forum
  3. Consult on propylene desulfurization and dehydration technology - HCBBS Forum
  4. Could the experienced workers please explain the sequence of steps for getting a new installation up and running? There’s no consistency on this in the forums - HCBBS Forum
  5. True or False questions on November 27, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for replying) - HCBBS Forum
  6. How to handle pipeline purging instruments? - HCBBS Forum
  7. 【Daily Question No. 072】March 13, 2018 - HCBBS Forum
  8. Zero emissions of flue gas from desulfurization alcohol alkali solution regeneration - HCBBS Forum
  9. What causes high moisture content after spinning? - HCBBS Forum
  10. Petroleum flashing in the flash tank - HCBBS Forum
  11. Experience in operating the catalyst external slurry filter - HCBBS Forum
  12. 【Daily Question】Catalytic Coking Reformate Blending Version 20170523 - HCBBS Forum
  13. Vapor equilibrium line of the feed oil buffer tank in the coking unit - HCBBS Forum
  14. Academician Liu Ke: Electric vehicles are currently increasing carbon emissions - HCBBS Forum
  15. MDEA technology for desulfurization - HCBBS Forum
  16. 17. What requirements must the flue gas meet during the unit preparation? - HCBBS Forum
  17. Joint communication and progress in heavy oil catalytic cracking - HCBBS Forum
  18. 【Q&A】Catalytic Coking Reformate Blending Version 20171003 - HCBBS Forum
  19. 【Daily Question No. 144】May 24, 2019 - HCBBS Forum
  20. Reasons for fluctuations in catalyst reserves - HCBBS Forum
  21. 【Daily Question No. 231】August 19, 2019 - HCBBS Forum
  22. Practice questions on June 21, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting). Thank you for your replies - HCBBS Forum
  23. 【Daily Question】Catalytic Coking Reformate Blending Version 20180529 - HCBBS Forum
  24. 79. What are the dangers of drag racing? - HCBBS Forum
  25. 【Daily Question No. 232】August 20, 2019 - HCBBS Forum
  26. 【Daily Question No. 128】May 8, 2018 - HCBBS Forum
  27. What parameters are considered for new catalytic cracking units? - HCBBS Forum
  28. I’m having problems with waste lubricant filtration; please give me some advice! - HCBBS Forum
  29. 【Daily Question No. 243】August 31, 2018 - HCBBS Forum
  30. Practice questions on August 17, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for your replies) - HCBBS Forum
  31. Flow initiation in the new catalytic cracking unit – criteria for selecting balance agents - HCBBS Forum
  32. 【Daily Question No. 129】May 8, 2020 - HCBBS Forum
  33. [Q&A] Catalytic Coking Reformate Blending Version 20171222 - HCBBS Forum
  34. If the final boiling point of gasoline is too high, can adding light materials such as C5 or naphtha and mixing them lower the final boiling point? - HCBBS Forum
  35. What does '' mean in PID diagrams? - HCBBS Forum
  36. Which teacher can explain to me the principle of the LNG mixed refrigerant cooling process? - HCBBS Forum
  37. Question: Manufacturers of vacuum pumping with roof removal - HCBBS Forum
  38. Anti-coking steam and fluidization steam at the bottom of the catalytic riser reactor - HCBBS Forum
  39. Vacuum distillation initial vapor overhead separation tank - HCBBS Forum
  40. Regarding gasoline boiling range - HCBBS Forum
  41. What is the calorific value of the dry gas sent out from a coking unit? - HCBBS Forum
  42. What are the hazardous wastes in refining and petrochemical enterprises? - HCBBS Forum
  43. Calculation of sedimentation time for electrodialysis tanks - HCBBS Forum
  44. 【Daily Question】Catalytic Coking Reformate Blending Version 20170804 - HCBBS Forum
  45. How can adjusting the excess air coefficient of a heating furnace improve its thermal efficiency? - HCBBS Forum
  46. Installation of burner blower flow meter - HCBBS Forum
  47. Methanethiol methyl sulfide catalyst - HCBBS Forum
  48. 【Daily Question】Catalytic Coking Reformate Blending Version 20180623 - HCBBS Forum
  49. Catalytic Coking Reformate Blending Version 20180721 - HCBBS Forum
  50. Hot water tank - HCBBS Forum
  51. Catalytic Coking Reformate Blending Version 20191101 - HCBBS Forum
  52. How should the SCR catalysts that are overhauled and replaced in catalytic cracking units be handled? - HCBBS Forum
  53. Catalytic Coking Reformate Blending Version 20191030 - HCBBS Forum
  54. What are the reasons for salt buildup at the inlet of the top circulation pump, and how can it be adjusted and addressed? - HCBBS Forum
  55. What are the hazards of liquid in the fuel gas? - HCBBS Forum
  56. 194-Discussion on the technical upgrade plan for using vane-type mist eliminators in the flue gas desulfurization scrubber of catalytic thermal cracking units - HCBBS Forum
  57. Practice questions on August 11, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for your replies) - HCBBS Forum
  58. Steam pipe elbow bending radius - HCBBS Forum
  59. Russia develops low-cost platinum catalysts - HCBBS Forum
  60. When adjusting the processing volume of the catalytic unit, adjust the initiator mist vapor - HCBBS Forum
  61. ““Creative Thinking” Brings Wealth - HCBBS Forum
  62. Fuel gas desulfurization - HCBBS Forum
  63. Testing steps for a gasoline calorimeter - HCBBS Forum
  64. Practice questions on June 7, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting). Thank you for your replies - HCBBS Forum
  65. 【Daily Question No. 132】May 12, 2018 - HCBBS Forum
  66. Catalytic Coking Reformate Blending Version 20181208 - HCBBS Forum
  67. Compendium of Burners for Refining Heating Furnaces - HCBBS Forum
  68. 【Daily Question】Catalytic Coking Reformate Blending Version 20170710 - HCBBS Forum
  69. 【Daily Question No. 170】June 19, 2019 - HCBBS Forum
  70. 【Weekly Image】August 2017, Second Image - HCBBS Forum
  71. 【Daily Question No. 3】January 3, 2020 - HCBBS Forum
  72. 【Daily Question No. 264】November 11, 2020 - HCBBS Forum
  73. The difference between API and ACEA - HCBBS Forum
  74. Yield of purified hydrogen after reformation - HCBBS Forum
  75. 【Q&A】Catalytic Coking Reformate Blending Edition 20171126 - HCBBS Forum
  76. 【Daily Question No. 357】December 24, 2018 - HCBBS Forum
  77. Key issues regarding demulsifiers - HCBBS Forum
  78. Is there anyone who specializes in vanadium-tungsten-titanium catalysts who can help answer questions regarding the color of such catalysts after sintering? ? ? - HCBBS Forum
  79. 【Daily Question】Catalytic Coking Reformate Blending Version 20170428 - HCBBS Forum
  80. Noise in the steam pipeline for the reboiler - HCBBS Forum
  81. Problems with crude oil heating furnaces - HCBBS Forum
  82. Suppose the trays below the feed to your distillation column fall off – what effects would that have? - HCBBS Forum
  83. Catalytic Coking Reformate Blending Version 20200701 - HCBBS Forum
  84. Catalytic Coking Reformate Blending Version 20190904 - HCBBS Forum
  85. Excessive SO2 levels in flue gas - HCBBS Forum
  86. 【Daily Question No. 241】August 25, 2020 - HCBBS Forum
  87. 【Daily Question No. 360】December 27, 2019 - HCBBS Forum
  88. The function of the coking oil drainage tank - HCBBS Forum
  89. 37. Briefly describe the impact of moisture in medium-pressure steam on compressors and the methods for dealing with it - HCBBS Forum
  90. Aldehyde-containing water treatment - HCBBS Forum
  91. MTBE plant - HCBBS Forum
  92. Dear experts in the marine field, could you explain the catalytic cracking hydrogen transfer index or recommend some articles on it? - HCBBS Forum
  93. Catalytic Coking Reformate Blending Version 20181211 - HCBBS Forum
  94. How is Nangang Chemical in Yili, Xinjiang? (Including salary, benefits, and future development prospects) - HCBBS Forum
  95. Catalytic Coking Reformate Blending Version 20190510 - HCBBS Forum
  96. Judge - HCBBS Forum
  97. delayed coking - HCBBS Forum
  98. Converting volume percentage of liquefied gas to mass percentage - HCBBS Forum
  99. Emergency shutdown of the catalytic cracking unit - HCBBS Forum
  100. Standards for removing white smoke from flue gas through catalytic cracking desulfurization - HCBBS Forum
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