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  1. 【Q&A Question 145】2017.05.25 - HCBBS Forum
  2. 【Daily Question No. 162】2017.06.11 - HCBBS Forum
  3. Could some expert please provide an answer? - HCBBS Forum
  4. Quench hydrogen for diesel upgrading reactor - HCBBS Forum
  5. 【Daily Question No. 079】March 20, 2017 - HCBBS Forum
  6. Atmosphere stability of CoMo series catalysts - HCBBS Forum
  7. What are Jiantao Chemical’s benzene hydrogenation products? - HCBBS Forum
  8. Is a constant-temperature hydrogen evolution process necessary during the shutdown of Chiga? - HCBBS Forum
  9. 【Q&A Question 086】March 27, 2017 - HCBBS Forum
  10. Leak in the feedwater line of the hydrogen production boiler - HCBBS Forum
  11. Hydrogenation reactor inlet diffuser - HCBBS Forum
  12. 【Daily Question No. 034】2017.02.03 - HCBBS Forum
  13. Let’s just joke around about the salary of hydrogenation process engineers! - HCBBS Forum
  14. 【Q&A Question 141】2017.05.21 - HCBBS Forum
  15. Diesel hydrogenation - HCBBS Forum
  16. 【Daily Question No. 018】2017.01.18 - HCBBS Forum
  17. Hydrogen purification - HCBBS Forum
  18. 【Q&A Question 030】2017.01.30 - HCBBS Forum
  19. I would like to consult everyone regarding several instruments and high-pressure valves used in high-pressure residue hydrogenation! - HCBBS Forum
  20. Why does the outer diameter of the furnace tube in a heating furnace increase? - HCBBS Forum
  21. Naphtha Hydrogenation Purging Plan - HCBBS Forum
  22. Training methods - HCBBS Forum
  23. 【Q&A Question 119】April 29, 2017 - HCBBS Forum
  24. 【Daily Question No. 138】May 18, 2017 - HCBBS Forum
  25. Atmosphere protection for hydrogenation catalysts - HCBBS Forum
  26. 【Daily Question No. 120】April 30, 2017 - HCBBS Forum
  27. How to understand reducing the volume first and then lowering the temperature? - HCBBS Forum
  28. Hydrogen production desorption gas - HCBBS Forum
  29. 【Daily Question No. 157】2017.06.06 - HCBBS Forum
  30. 【Daily Question No. 197】2017.07.16 - HCBBS Forum
  31. Heat loss due to steam pressure reduction without temperature drop - HCBBS Forum
  32. 【Daily Question No. 035】2017.02.04 - HCBBS Forum
  33. I would like to ask everyone: What is the principle behind placing the hydrogenation unit and the heater after the reactor? - HCBBS Forum
  34. What is the inflation speed limit for hydrogen torpedo vehicles, and what are the relevant standards?~~ - HCBBS Forum
  35. Request the construction drawings for the stainless steel manhole with rotating cover for MFM 450-1.6 - HCBBS Forum
  36. Nitrogen seal for reciprocating compressors - HCBBS Forum
  37. Is it necessary to perform alkali cleaning on equipment made of molybdenum steel during downtime? - HCBBS Forum
  38. 【Daily Question No. 049】February 18, 2017 - HCBBS Forum
  39. The sulfur content in National V gasoline is around 5 ppm at present; therefore, the sulfur content in mercaptans surely does not exceed 10 ppm, so is it unnecessary to carry out alkaline washing for deodorization? - HCBBS Forum
  40. [Q&A Question 195] 2017.07.14 - HCBBS Forum
  41. 【Daily Question No. 082】2017.03.23 - HCBBS Forum
  42. What causes the diesel produced by hydrocracking to turn yellow? - HCBBS Forum
  43. [Q&A Question 181] 2017.06.30 - HCBBS Forum
  44. Can excessive reaction depth in diesel hydrorefining lead to unacceptable color? - HCBBS Forum
  45. 【Daily Question No. 128】2017.05.08 - HCBBS Forum
  46. Urgently seeking manufacturers of hydrogenation reactor internals - HCBBS Forum
  47. For the hydrogenation catalyst, the reaction temperature is 200°C and the regeneration temperature is 600°C; how should the utility systems be utilized? - HCBBS Forum
  48. [Q&A Question 046] 2017.02.15 - HCBBS Forum
  49. The impact of mechanical impurities smaller than 20 microns on the quality of hydrogenation tail oil - HCBBS Forum
  50. Should the unloading area for hydrogen torpedo vehicles be considered a hydrogen supply station? - HCBBS Forum
  51. 【Q&A Question 079】March 20, 2017 - HCBBS Forum
  52. Help: I want to learn about the hydrocarbon dew point depression process - HCBBS Forum
  53. 【Daily Question No. 047】2017.02.16 - HCBBS Forum
  54. 【Daily Question No. 127】2017.05.07 - HCBBS Forum
  55. Why is gravel laid under the pipe racks in petroleum chemical plants? - HCBBS Forum
  56. 【Q&A Question 136】2017.05.16 - HCBBS Forum
  57. The problem of light gasoline etherification in gasoline hydrogenation units - HCBBS Forum
  58. Seeking advice regarding compressors - HCBBS Forum
  59. [Q&A Question 080] 2017.03.21 - HCBBS Forum
  60. Hydrogen production with self-generated steam - HCBBS Forum
  61. 【Q&A Question 135】2017.05.15 - HCBBS Forum
  62. 【Q&A Question 160】2017.06.09 - HCBBS Forum
  63. 【Q&A Question 178】2017.06.27 - HCBBS Forum
  64. The reboiler increases the circulation rate and reduces the impact of temperature differences on the load of the heating furnace - HCBBS Forum
  65. What is the method for producing sample hydrogen using dry gas for hydrogen production? - HCBBS Forum
  66. Explanation of spring support specifications - HCBBS Forum
  67. 【Daily Question No. 036】2017.02.05 - HCBBS Forum
  68. Problems with drying hydrogen production converters - HCBBS Forum
  69. Heat exchanger expansion jointing, welding, then re-expansion welding - HCBBS Forum
  70. Seeking advice on catalysts for dry gas hydrogen production - HCBBS Forum
  71. Which technology should be chosen for the hydrogenation of boiling bed residue in several new refining and chemical plants? - HCBBS Forum
  72. 【Tubular Heating Furnace 3036】 Coking, reforming, hydrogenation, cracking, conversion furnaces…… - HCBBS Forum
  73. 【Daily Question No. 095】April 05, 2017 - HCBBS Forum
  74. What is catalyst dense packing? - HCBBS Forum
  75. Is hydrogen used for drying the catalysts in hydrogenation units? - HCBBS Forum
  76. Reformation-based analytical gas hydrogen production - HCBBS Forum
  77. Regarding the issue of direct thermal supply of hydrocracking feedstocks? - HCBBS Forum
  78. 【Q&A Question 027】2017.01.27 - HCBBS Forum
  79. Hydrocracking Operator Electronic Version - HCBBS Forum
  80. Temperature control of hydrogen production converter - HCBBS Forum
  81. How to deal with blockage in the hydrogen flare system - HCBBS Forum
  82. Catalyst soaking - HCBBS Forum
  83. Why must straight-run naphtha be used for presulfurization? - HCBBS Forum
  84. What type of process is used for hydrogen production from natural gas? - HCBBS Forum
  85. Looking for hydrocracking drawing materials - HCBBS Forum
  86. 【Q&A Question 055】February 24, 2017 - HCBBS Forum
  87. 【Daily Question No. 024】2017.01.24 - HCBBS Forum
  88. Calculation of hydrogen volume in tubular container. - HCBBS Forum
  89. 【Daily Question No. 098】April 08, 2017 - HCBBS Forum
  90. 【Q&A Question 093】April 03, 2017 - HCBBS Forum
  91. [Q&A Question 186] 2017.07.05 - HCBBS Forum
  92. How to use FORTRAN to call NIST to calculate the thermophysical properties of mixed working fluids, such as carbon dioxide and hydrogen - HCBBS Forum
  93. 【Daily Question No. 105】April 15, 2017 - HCBBS Forum
  94. Working principle of the high and low pressure separation tank - HCBBS Forum
  95. How to prevent weld cracking caused by residual alkali after alkaline cleaning prior to maintenance of hydrogenation units - HCBBS Forum
  96. 【Q&A Question 038】2017.02.07 - HCBBS Forum
  97. 【Daily Question No. 090】March 31, 2017 - HCBBS Forum
  98. What information does the design institute provide? - HCBBS Forum
  99. 87- Multi-factor cyclone mother-son separator applied to the design of cold high-pressure separation unit and cyclone amine removal unit in the cyclohydrogen desulfurization section of a hydrodesulfurization unit - HCBBS Forum
  100. Convertor negative pressure - HCBBS Forum
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