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  1. Analyzing the reason why the flow pointer of a metal tube float flow meter does not change - HCBBS Forum
  2. Catalytic flue gas desulfurization chimney flow velocity - HCBBS Forum
  3. Impact of clogged catalytic loosening air and loosening steam nozzles - HCBBS Forum
  4. What does the 95% point control for the secondary line refer to? - HCBBS Forum
  5. The electromagnetic flow meter only shows the cumulative volume; the instantaneous flow rate remains zero at all times. What could be the reason for this? - HCBBS Forum
  6. 【Daily Question No. 78】March 19, 2019 - HCBBS Forum
  7. What are the disadvantages of fully closing a double-acting spool valve? - HCBBS Forum
  8. Catalytic Coking Reformate Blending Version 20190308 - HCBBS Forum
  9. How to prevent corrosion in metal tube float flowmeters - HCBBS Forum
  10. Catalyzed pre-lift dry gas volume - HCBBS Forum
  11. Screw compressor operation - HCBBS Forum
  12. Why is the re-refining pump evacuating? - HCBBS Forum
  13. Development trends in distillation technology abroad - HCBBS Forum
  14. 【Daily Question No. 161】June 10, 2019 - HCBBS Forum
  15. Catalytic Coking Reformate Blending Version 20190602 - HCBBS Forum
  16. Chloride analysis in acidic water - HCBBS Forum
  17. Catalytic Coking Reformate Blending Version 20190422 - HCBBS Forum
  18. Metal passivator - HCBBS Forum
  19. The problem of catalyst deactivation? - HCBBS Forum
  20. Instrument air system - HCBBS Forum
  21. Catalytic Coking Reformate Blending Version 20190628 - HCBBS Forum
  22. Calculation of oil-to-agent ratio - HCBBS Forum
  23. What is the COD level of acidic water from catalytic cracking? - HCBBS Forum
  24. Catalytic Coking Reformate Blending Version 20190814 - HCBBS Forum
  25. Are a single-stage two-cylinder reciprocating compressor and a double-acting one the same thing? - HCBBS Forum
  26. Gentle experts, please share your factory names and the date of your most recent major maintenance - HCBBS Forum
  27. What’s the point of measuring the dry point of gasoline? - HCBBS Forum
  28. The condenser lifting for the Baolai project in Panjin, Liaoning was successfully completed - HCBBS Forum
  29. atmospheric and vacuum distillation - HCBBS Forum
  30. Control of raw material preheating temperature - HCBBS Forum
  31. Catalytic Coking Reformate Blending Version 20190824 - HCBBS Forum
  32. Catalytic Coking Reformate Blending Version 20190717 - HCBBS Forum
  33. Regarding the classification of petrochemical measuring instruments, may I ask what qualifies as first-class measuring instruments and what qualifies as second-class measuring instruments? - HCBBS Forum
  34. 【Daily Question No. 147】May 27, 2019 - HCBBS Forum
  35. Catalytic Coking Reformate Blending Version 20190312 - HCBBS Forum
  36. The fuel gas in atmospheric-pressure furnaces has a high methane content, causing the burners to go out easily - HCBBS Forum
  37. 【Daily Question No. 145】May 25, 2019 - HCBBS Forum
  38. Dear experts, under what circumstances is it necessary to add water in continuous reforming pre-hydrogenation? - HCBBS Forum
  39. What are the preparation tasks for commissioning a new device? - HCBBS Forum
  40. The Hengli refining and chemical integration project has entered the countdown to operation” - HCBBS Forum
  41. Catalytic Coking Reformate Blending Version 20190206 - HCBBS Forum
  42. Catalytic Coking Reformate Blending Version 20190401 - HCBBS Forum
  43. Row tank level control - HCBBS Forum
  44. Looking for an e-book: \"National Training Manual for Pressure Pipeline Design Approval Personnel (3rd Edition)\\" - HCBBS Forum
  45. Catalytic Coking Reformate Blending Version 20190329 - HCBBS Forum
  46. Several questions about molecular sieves - HCBBS Forum
  47. 【Daily Question No. 133】May 13, 2019 - HCBBS Forum
  48. Catalytic Coking Reformate Blending Version 20190203 - HCBBS Forum
  49. Control valve operation - HCBBS Forum
  50. Catalytic Coking Reformate Blending Version 20181129 - HCBBS Forum
  51. 【Daily Question No. 55】February 24, 2019 - HCBBS Forum
  52. Catalytic Coking Reformate Blending Version 20190805 - HCBBS Forum
  53. Seeking help from those who are more experienced in continuous reforming units! ! ! - HCBBS Forum
  54. Build a new heating furnace - HCBBS Forum
  55. 【Daily Question No. 107】April 17, 2019 - HCBBS Forum
  56. Catalytic Coking Reformate Blending Version 20190302 - HCBBS Forum
  57. 【Daily Question No. 334】December 1, 2018 - HCBBS Forum
  58. Catalytic Coking Reformate Blending Version 20190730 - HCBBS Forum
  59. [Daily Question #65] March 6, 2019 - HCBBS Forum
  60. When choosing a glass rotameter, parameters are very important - HCBBS Forum
  61. Catalytic Coking Reformate Blending Version 20181125 - HCBBS Forum
  62. Gasoline fixed-bed desulfurization - HCBBS Forum
  63. Catalytic Coking Reformate Blending Version 20190205 - HCBBS Forum
  64. CCCC undertakes the supporting projects for North China Petrochemical’s 10-million-ton project cluster - HCBBS Forum
  65. Catalytic Coking Reformate Blending Version 20190109 - HCBBS Forum
  66. Catalytic Coking Reformate Blending Version 20190702 - HCBBS Forum
  67. Are there any refineries that use premixed burners? - HCBBS Forum
  68. Ground torch problem? - HCBBS Forum
  69. 【Daily Question No. 227】August 15, 2019 - HCBBS Forum
  70. 【Daily Question No. 181】June 30, 2019 - HCBBS Forum
  71. 【Daily Question No. 19】January 19, 2019 - HCBBS Forum
  72. Catalytic Coking Reformate Blending Version 20181220 - HCBBS Forum
  73. Yield of C5+ in reformed product oil - HCBBS Forum
  74. What are the reasons for the presence of alcohols in catalytic cracking gasoline? - HCBBS Forum
  75. 【Daily Question No. 25】January 25, 2019 - HCBBS Forum
  76. Just now! Construction of CNPC’s world-class refining and chemical complex begins! - HCBBS Forum
  77. Catalytic Coking Reformate Blending Version 20190220 - HCBBS Forum
  78. Inspection of the Myanmar refining project - HCBBS Forum
  79. Electrodesalination operation - HCBBS Forum
  80. Regarding boiler water supply - HCBBS Forum
  81. Catalytic liquefied gas has a high total sulfur content; if one wants to analyze the components of sulfur, which ones should be analyzed, and are there any requirements regarding these sulfur indicators? - HCBBS Forum
  82. Catalytic Coking Reformate Blending Version 20190219 - HCBBS Forum
  83. Catalytic Coking Reformate Blending Version 20190103 - HCBBS Forum
  84. I’m confused; please, teachers, give me some guidance - HCBBS Forum
  85. Unit shut down for maintenance - HCBBS Forum
  86. What is the feedstock wax oil for catalytic cracking? - HCBBS Forum
  87. 【Daily Question No. 9】January 9, 2019 - HCBBS Forum
  88. Chemical Engineering and Equipment is seeking papers on petrochemical technology - HCBBS Forum
  89. How many tons of condensed water can be produced from one ton of steam? - HCBBS Forum
  90. 【Daily Question No. 124】May 4, 2019 - HCBBS Forum
  91. 【Daily Question No. 187】July 6, 2019 - HCBBS Forum
  92. Do I need to turn off the heat pump circuit when cutting the oil pump? Why? - HCBBS Forum
  93. What to do if the legs of the four-spindle fabric are clogged? - HCBBS Forum
  94. Tell me how much of these chemical additives you use - HCBBS Forum
  95. 【Daily Question No. 11】January 11, 2019 - HCBBS Forum
  96. Issues regarding the layout of the control room - HCBBS Forum
  97. Catalytic Coking Reformate Blending Version 20181203 - HCBBS Forum
  98. Do we **have flexible coking units now? - HCBBS Forum
  99. Temperature at startup of catalytic feedstock oil - HCBBS Forum
  100. 【Daily Question No. 36】February 5, 2019 - HCBBS Forum
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