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  1. Processing of crude sodium phenolate powder - HCBBS Forum
  2. 【Daily Question No. 224】August 12, 2019 - HCBBS Forum
  3. 【Daily Question】Petrochemical Deep Processing Version 2018.04.12 - HCBBS Forum
  4. What is the service life of the demister in DuPont’s alkylation sedimentation tank? And what are the precautions during operation? - HCBBS Forum
  5. Petrochemical Deep Processing Version 2018.11.27 - HCBBS Forum
  6. Petrochemical Deep Processing Version 2019.01.06 - HCBBS Forum
  7. 【Daily Question】Petrochemical Deep Processing Version 2018.04.22 - HCBBS Forum
  8. 【Daily Question】Petrochemical Deep Processing Version 2018.03.28 - HCBBS Forum
  9. The original intention changes, and the distance traveled grows greater and greater – The Internet Invisible Man - HCBBS Forum
  10. Petrochemical Deep Processing Version 2019.03.16 - HCBBS Forum
  11. Petrochemical Deep Processing Version 2019.02.12 - HCBBS Forum
  12. Petrochemical Deep Processing Version 2019.02.08 - HCBBS Forum
  13. Petrochemical Deep Processing Version 2018.11.16 - HCBBS Forum
  14. Domestic manufacturers of 2,2,4-trimethylpentane - HCBBS Forum
  15. Reasons for the presence of silicon in alkylated oils - HCBBS Forum
  16. 【Daily Question No. 316】November 13, 2019 - HCBBS Forum
  17. 【Daily Question】Petrochemical Deep Processing Version 2018.05.30 - HCBBS Forum
  18. SH/T 1783-2016 Determination of trace acetylenes and dienes in industrial isoprene – Gas chromatography method - HCBBS Forum
  19. 【Daily Question No. 355】December 22, 2019 - HCBBS Forum
  20. 【Daily Question No. 290】October 18, 2019 - HCBBS Forum
  21. Petrochemical Deep Processing Version 2018.12.06 - HCBBS Forum
  22. 【Daily Question】Petrochemical Deep Processing Version 2018.03.05 - HCBBS Forum
  23. Petrochemical Deep Processing Version 2018.11.07 - HCBBS Forum
  24. Petrochemical Deep Processing Version 2018.10.16 - HCBBS Forum
  25. Petrochemical Deep Processing Version 2018.08.16 - HCBBS Forum
  26. 【Daily Question No. 351】December 18, 2019 - HCBBS Forum
  27. 【Daily Question No. 362】December 29, 2019 - HCBBS Forum
  28. 【Daily Question No. 276】October 4, 2019 - HCBBS Forum
  29. Petrochemical Deep Processing Version 2019.02.13 - HCBBS Forum
  30. Maleic anhydride - HCBBS Forum
  31. 【Daily Question】Petrochemical Deep Processing Version 2018.06.08 - HCBBS Forum
  32. Petrochemical Deep Processing Version 2019.01.28 - HCBBS Forum
  33. 【Daily Question】Petrochemical Deep Processing Version 2018.06.06 - HCBBS Forum
  34. 【Daily Question No. 118】April 28, 2019 - HCBBS Forum
  35. Salt formation issue in the alkylation purification of ionic liquids - HCBBS Forum
  36. Downstream options for high-purity isobutylene - HCBBS Forum
  37. What are the various technologies for the pressurized recovery of light hydrocarbons? - HCBBS Forum
  38. What is the cost of regenerating waste acid from sulfate-based alkylation? - HCBBS Forum
  39. Regarding the space velocity for alkylating olefins using the sulfuric acid method - HCBBS Forum
  40. Amount of styrene unit polymerization inhibitor used - HCBBS Forum
  41. 【Daily Question No. 262】September 20, 2019 - HCBBS Forum
  42. Consult on the organizational structure for plant management at the newly established Zhejiang Petrochemical Company - HCBBS Forum
  43. Ethylene separation cold zone - HCBBS Forum
  44. 【Daily Question】Petrochemical Deep Processing Version 2018.06.21 - HCBBS Forum
  45. The ethane level in the recycle gas of UNIPOL’s polyethylene plant is above the specified limit. Has anyone encountered this issue before? Could you help analyze it? - HCBBS Forum
  46. The principle of the formation of the by-product toluene in the production of ethylbenzene from dry gas - HCBBS Forum
  47. Experience in managing propane cryogenic tanks - HCBBS Forum
  48. Petrochemical Deep Processing Version 2018.12.01 - HCBBS Forum
  49. 【Daily Question No. 332】November 29, 2019 - HCBBS Forum
  50. 【Daily Question No. 61】March 1, 2020 - HCBBS Forum
  51. 【Daily Question No. 211】July 30, 2019 - HCBBS Forum
  52. Heat exchanger for propylene refrigeration - HCBBS Forum
  53. 【Daily Question No. 289】October 17, 2019 - HCBBS Forum
  54. Dibutyl tin oxide - HCBBS Forum
  55. Oil and gas recovery in storage and transportation tank areas - HCBBS Forum
  56. Petrochemical Deep Processing Version 2018.11.03 - HCBBS Forum
  57. I would like to ask about the factors that affect the liquid level in the alkylation flash tank - HCBBS Forum
  58. How to interpret the impact of Announcement No. 1 of the State Taxation Administration in 2018 on refining and chemical enterprises - HCBBS Forum
  59. What aspects of DuPont alkylation can be further optimized? - HCBBS Forum
  60. What to do if there are frequent fluctuations in the pressure of the hot water used for heating? What caused it? - HCBBS Forum
  61. 【Daily Question No. 32】February 1, 2020 - HCBBS Forum
  62. Petrochemical Deep Processing Version 2019.01.17 - HCBBS Forum
  63. Petrochemical Deep Processing Version 2018.09.06 - HCBBS Forum
  64. 【Daily Question No. 325】November 22, 2019 - HCBBS Forum
  65. Seeking help with \"Design of Crude Oil Ground Facilities, Volumes 1 and 2\" - HCBBS Forum
  66. Petrochemical Deep Processing Version 2018.08.05 - HCBBS Forum
  67. 【Daily Question】Petrochemical Deep Processing Version 2018.02.06 - HCBBS Forum
  68. Utility consumption per unit in sulfuric acid alkylation plant - HCBBS Forum
  69. 【Daily Question No. 5】January 5, 2020 - HCBBS Forum
  70. 【Daily Question No. 287】October 15, 2019 - HCBBS Forum
  71. Does a gas detector need to be grounded? - HCBBS Forum
  72. Problem of removing dibutyl stearate polymerization inhibitors - HCBBS Forum
  73. 【Daily Question No. 141】May 21, 2019 - HCBBS Forum
  74. Issues regarding pipes and valves in polyethylene plants. - HCBBS Forum
  75. 【Daily Question No. 158】June 7, 2019 - HCBBS Forum
  76. Petrochemical Deep Processing Version 2018.10.25 - HCBBS Forum
  77. 【Daily Question No. 275】October 3, 2019 - HCBBS Forum
  78. Alkylation oil boiling range - HCBBS Forum
  79. 【Daily Question No. 354】December 21, 2019 - HCBBS Forum
  80. 【Daily Question No. 31】January 31, 2020 - HCBBS Forum
  81. Petrochemical Deep Processing Version 2018.11.12 - HCBBS Forum
  82. Report on the supply and demand analysis of the isobutane market - HCBBS Forum
  83. How to deal with water content in C4, the raw material for MTBE? - HCBBS Forum
  84. Petrochemical Deep Processing Version 2018.07.24 - HCBBS Forum
  85. Petrochemical Deep Processing Version 2019.01.05 - HCBBS Forum
  86. How to explain that, compared to aromatic hydrocarbons, the boiling point of alkanes is more susceptible to pressure effects - HCBBS Forum
  87. 【Daily Question】Petrochemical Deep Processing Version 2018.02.04 - HCBBS Forum
  88. 【Daily Question】Petrochemical Deep Processing Version 2018.02.22 - HCBBS Forum
  89. formylation - HCBBS Forum
  90. Lubricant light stabilizer - HCBBS Forum
  91. The issue of injecting methanol into the cold zone of the ethylene plant - HCBBS Forum
  92. 【Daily Question No. 328】November 25, 2019 - HCBBS Forum
  93. 【Daily Question No. 46】February 15, 2020 - HCBBS Forum
  94. Petrochemical Deep Processing Version 2019.02.27 - HCBBS Forum
  95. 【Daily Question】Petrochemical Deep Processing Version 2018.07.06 - HCBBS Forum
  96. 【Daily Question No. 106】April 16, 2019 - HCBBS Forum
  97. Following the Xiangshui incident, some raw materials saw sharp increases and then sharp drops in price, prompting chemical giants to break off ties with this company - HCBBS Forum
  98. Support from domestic instruments: Application of domestic solutions for advanced treatment of petrochemical wastewater - HCBBS Forum
  99. 【Daily Question】Petrochemical Deep Processing Version 2018.06.03 - HCBBS Forum
  100. Questions regarding equipment flaw detection - HCBBS Forum
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