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  1. 【Q&A Question 017】2017.01.17 - HCBBS Forum
  2. Autoclave pressure relief issue - HCBBS Forum
  3. Selection of high-pressure valves - HCBBS Forum
  4. 【Daily Question No. 030】2017.01.30 - HCBBS Forum
  5. 【Q&A Question 003】2017.01.03 - HCBBS Forum
  6. 【Q&A Question 073】March 14, 2017 - HCBBS Forum
  7. 【Daily Question No. 161】June 10, 2017 - HCBBS Forum
  8. 【Q&A Question 139】May 19, 2017 - HCBBS Forum
  9. 【Daily Question No. 110】April 20, 2017 - HCBBS Forum
  10. Issues with water chemical dosing in hydrogen production drum boilers - HCBBS Forum
  11. 【Q&A Question 037】2017.02.06 - HCBBS Forum
  12. How is the conversion rate of a wax oil hydrocracking unit calculated? - HCBBS Forum
  13. 【Daily Question No. 055】February 24, 2017 - HCBBS Forum
  14. 【Daily Question No. 101】April 11, 2017 - HCBBS Forum
  15. [Q&A Question 057] 2017.02.26 - HCBBS Forum
  16. 【Daily Question No. 117】April 27, 2017 - HCBBS Forum
  17. 【Q&A Question 146】2017.05.26 - HCBBS Forum
  18. How to select a hydrogen separation tank for hydrogen production via water electrolysis - HCBBS Forum
  19. Why are the high- and low-sulfur wastewater streams from hydrorefining sent to the sulfiding agent tank? - HCBBS Forum
  20. Seeking help with paper materials - HCBBS Forum
  21. What are the hazards of excessive temperature and pressure in the hydrogen production deoxygenator? - HCBBS Forum
  22. Regarding the issue of opening pipelines under pressure - HCBBS Forum
  23. 【Daily Question No. 063】2017.03.04 - HCBBS Forum
  24. The Fisher high-pressure control valve is noisy - HCBBS Forum
  25. 【Q&A Question 075】March 16, 2017 - HCBBS Forum
  26. Hydrogenation unit air cooler - HCBBS Forum
  27. [Q&A Question 163] 2017.06.12 - HCBBS Forum
  28. 【Daily Question No. 108】April 18, 2017 - HCBBS Forum
  29. 【Daily Question No. 181】June 30, 2017 - HCBBS Forum
  30. 【Daily Question No. 037】2017.02.06 - HCBBS Forum
  31. Help: How to draw a high-pressure air cooler in a flow diagram? - HCBBS Forum
  32. 【Daily Question No. 061】2017.03.02 - HCBBS Forum
  33. 【Q&A Question 021】2017.01.21 - HCBBS Forum
  34. 【Daily Question No. 010】2017.01.10 - HCBBS Forum
  35. What is the principle of steam stripping of hydrogen in the thermal high-pressure unit of a hydrogenation plant? - HCBBS Forum
  36. Which process is used in hydrogen production plants: pre-conversion or the addition of low-temperature shift reactors? - HCBBS Forum
  37. Which points are generally considered as the high-pressure to low-pressure junctions in hydrogenation? - HCBBS Forum
  38. Detection of internal leakage in high-pressure heat exchangers for medium-pressure hydrocracking? ? - HCBBS Forum
  39. 【Q&A Question 091】April 01, 2017 - HCBBS Forum
  40. 【Q&A Question 174】2017.06.23 - HCBBS Forum
  41. Seek information on heterogeneous dewaxing units - HCBBS Forum
  42. Bending of the conversion tube - HCBBS Forum
  43. 【Q&A Question 255】December 31, 2016 - HCBBS Forum
  44. Equipment bolt maintenance - HCBBS Forum
  45. Boiling bed hydrogenation - HCBBS Forum
  46. 【Q&A Question 169】June 18, 2017 - HCBBS Forum
  47. Is there a pressure drop limit in the lower bed of a hydrorefining fixed-bed reactor? Is there also a pressure drop limit for the entire bed layer? - HCBBS Forum
  48. 【Daily Question No. 094】April 04, 2017 - HCBBS Forum
  49. 【Daily Question No. 135】2017.05.15 - HCBBS Forum
  50. 【Daily Question No. 133】May 13, 2017 - HCBBS Forum
  51. 【Daily Question No. 006】2017.01.06 - HCBBS Forum
  52. The difference between phthalic acid and purified phthalic acid - HCBBS Forum
  53. 【Q&A Question 177】2017.06.26 - HCBBS Forum
  54. Regarding the issue of hydrogenation catalysts - HCBBS Forum
  55. How to adjust the operation when the content of highly acidic ferric ions in hydrogenated high-pH water is high? - HCBBS Forum
  56. [Q&A Question 043] 2017.02.12 - HCBBS Forum
  57. Cyclic hydrogen desulfurization - HCBBS Forum
  58. The effect of temperature on olefin saturation - HCBBS Forum
  59. Oriental Simulation - HCBBS Forum
  60. Hydrogenation unit processing load - HCBBS Forum
  61. 【Daily Question No. 118】April 28, 2017 - HCBBS Forum
  62. [Q&A Question 044] 2017.02.13 - HCBBS Forum
  63. Material of the steam drum - HCBBS Forum
  64. What should be done if the temperature outside the inlet of the conversion generator is too high? - HCBBS Forum
  65. 【Q&A Question 010】2017.01.10 - HCBBS Forum
  66. Horbiger compressors - HCBBS Forum
  67. 【Q&A Question 159】2017.06.08 - HCBBS Forum
  68. Ammonium salt precipitation - HCBBS Forum
  69. 【Daily Question No. 155】2017.06.04 - HCBBS Forum
  70. 【Daily Question No. 144】2017.05.24 - HCBBS Forum
  71. 2017 Daily Question Summary Post (Fully Updated) - HCBBS Forum
  72. No pressure difference in the reactor - HCBBS Forum
  73. Issues regarding the oil injector of reciprocating compressors - HCBBS Forum
  74. 【Q&A Question 094】April 04, 2017 - HCBBS Forum
  75. 【Q&A Question 069】March 10, 2017 - HCBBS Forum
  76. Regarding the high-pressure separator to the low-pressure separator - HCBBS Forum
  77. 【Daily Question No. 073】March 14, 2017 - HCBBS Forum
  78. [Q&A Question 127] 2017.05.07 - HCBBS Forum
  79. Heating of the hydrogenation unit - HCBBS Forum
  80. What are the reasons for high gum content at the reactor outlet of the hydrorefining unit? - HCBBS Forum
  81. 【Q&A Question 106】April 16, 2017 - HCBBS Forum
  82. Reduction of the conversion catalyst - HCBBS Forum
  83. Are there any manufacturers that specialize in the recycling of used lubricating oil? - HCBBS Forum
  84. 【Q&A Question 077】March 18, 2017 - HCBBS Forum
  85. 【Q&A Question 121】2017.05.01 - HCBBS Forum
  86. Circulator stopped - HCBBS Forum
  87. Will the methanation reaction occur in the reactor? - HCBBS Forum
  88. API600-2009 - HCBBS Forum
  89. Automotive R134A refrigerant - HCBBS Forum
  90. 【Daily Question No. 003】2017.01.03 - HCBBS Forum
  91. 【Daily Question No. 139】May 19, 2017 - HCBBS Forum
  92. 【Daily Question No. 167】June 16, 2017 - HCBBS Forum
  93. When is fire-fighting steam from the converter used? - HCBBS Forum
  94. 【Q&A Question 028】2017.01.28 - HCBBS Forum
  95. How is the material inside the reactor loaded? - HCBBS Forum
  96. 【Daily Question No. 043】2017.02.12 - HCBBS Forum
  97. 【Q&A Question 193】2017.07.12 - HCBBS Forum
  98. What are the reasons for the inaccurate high-pressure cut-off level in lubricating oil hydrogenation? - HCBBS Forum
  99. 【Daily Question No. 001】2017.01.01 - HCBBS Forum
  100. 【Daily Question No. 183】2017.07.02 - HCBBS Forum
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