English — Forum #337 (Page 19/163)

1. Since the hydrogen release pipelines are all non-steady-state fluids, isn’t it necessary to comply with the flow rate restrictions specified in the Hydrogen Station Code GB50177? - HCBBS Forum
2. Fuji pressure transmitter - HCBBS Forum
3. 【Frontiers in HaiChuan Chemical Technology】A research team from Soochow University and Tsinghua University has successfully synthesized rare earth triple-bond compounds - HCBBS Forum
4. 【Ten Years of Rapid Development in Chemical Equipment】From 2014 to 2021, Maoming Petrochemical’s world’s first pilot plant for producing light aromatics and cracking feedstock from LCO (catalytic diesel) was successfully commissioned - HCBBS Forum
5. Turbine erosion and prevention measures - HCBBS Forum
6. What are the differences between Class 1 and Class 2 pressure vessels in terms of equipment cost and management? - HCBBS Forum
7. How to calculate the water content in gases; those who provide perfect answers will receive a large financial reward - HCBBS Forum
8. Inner Mongolia Rongxin Chemical has applied for a patent titled “A Continuous Production Method and Production System for Low-Molecular-Weight Polyglycolic Acid (PGA)” - HCBBS Forum
9. What 3D software is everyone using? Is it used a lot with PLANT 3D? - HCBBS Forum
10. 【Ten Years of Rapid Development in Chemical Equipment】2159–2019: Tianjin’s Innovative Three-Effect Methanol Distillation Process Package Technology - HCBBS Forum
11. How to extract liquid ammonia from a liquid ammonia cylinder? - HCBBS Forum
12. 【Frontiers in HaiChuan Chemical Technology】Yiwu Jiangna obtains a patent for a coal tar hydrogenation unit that enables efficient utilization of acidic dry gas - HCBBS Forum
13. During the bidding process, what situations did you encounter that led to being deemed as involved in bid rigging? The more complete, the better - HCBBS Forum
14. 【Frontiers in HaiChuan Chemical Technology】South Korea develops world’s first hydrogen-powered plasma torch for decomposing unsorted plastic waste - HCBBS Forum
15. Is a concrete structure or a steel structure better for the clean area? - HCBBS Forum
16. China Chengda Engineering Co., Ltd. has obtained a patent titled “A hot and cold wall transition connection structure for industrial furnace collectors” - HCBBS Forum
17. Can Q235B be used at 0 degrees and 5 degrees? At atmospheric pressure, with water as the medium - HCBBS Forum
18. What is the appropriate acid concentration for absorbing sulfur trioxide with sulfuric acid? - HCBBS Forum
19. Sinopec has established a new company to conduct research and development on special lubricants and high-end chemicals, leveraging the Tianjin testing base - HCBBS Forum
20. Friends who are sincere in engaging in the production of coumarins - HCBBS Forum
21. What is the price difference between pneumatic valve leakage grades 4 and 6? - HCBBS Forum
22. The necessity and advantages of dry desulfurization - HCBBS Forum
23. 【Frontiers in HaiChuan Chemical Technology】The oil-based sustainable aviation fuel (SAF) developed by East China Normal University has passed the testing - HCBBS Forum
24. What is the difference between the range corresponding to 4-20mA output of the instrument and the instrument’s own range? - HCBBS Forum
25. 【Ten Years of Rapid Development in Chemical Engineering Equipment】2279-2025: Technology for the Enzymatic Hydrolysis and Three-Component Separation of Straw and Lignocellulose, along with Related Equipment Sets - HCBBS Forum
26. Experience in the application of phosphogypsum composite stabilized pavement base layers and related research achievements - HCBBS Forum
27. Model Y filter. Meaning of abbreviations - HCBBS Forum
28. 【Haichuan Equipment Guessing Game】What kind of equipment is this? - HCBBS Forum
29. A dual-function acid-base catalyst – zirconia - HCBBS Forum
30. The binding issue of insulation material in adiabatic projects - HCBBS Forum
31. 【Ten Years of Rapid Development in Chemical Equipment】The “Technology for Producing Isooctanoic Acid from Octenal and Hydroxide” was evaluated as a scientific and technological achievement between 1826 and 2024 - HCBBS Forum
32. How is the liquid filling level in a container determined? - HCBBS Forum
33. China National Petroleum Corporation receives patent authorization for: “A hot air distribution device, a spray drying tower, and their applications”” - HCBBS Forum
34. Sinopec has applied for patents related to catalysts, as well as their preparation methods and applications, in order to ensure proper dispersion of the active metals - HCBBS Forum
35. Anti-static bottom insert tube - HCBBS Forum
36. Modular construction in the chemical industry and segmented construction for ships and offshore structures - HCBBS Forum
37. Sinopec invests 490 million yuan to establish a new materials company in Ningxia - HCBBS Forum
38. 【Ten Years of Rapid Development in Chemical Equipment】From 2027 to 2025, Jieyang Dongyue Chemical successfully carried out trial production of the world’s first industrial-scale facility for the deep pyrolysis of 200,000 tons per year of mixed plastic waste - HCBBS Forum
39. 【Frontiers in HaiChuan Chemical Technology】Synthesis of high-purity phase metal intercalide catalysts: Tsinghua team makes significant progress in the research on selective hydrogenation of alkynes - HCBBS Forum
40. 【Frontiers in Chemical Technology】BEIC focuses on the market rollout in China of over ten grades of silver catalysts belonging to four categories of EO/EG catalysts - HCBBS Forum
41. Application of air energy storage systems in water irrigation - HCBBS Forum
42. Sichuan Jinxiang, in collaboration with Tsinghua University, has developed the world’s first pilot-scale facility for the \"catalyst development and process validation\" of full-component aviation fuel produced using thousand-ton-scale green hydrogen to neutralize carbon dioxide - HCBBS Forum
43. 【Ten Years of Rapid Development in Chemical Engineering Equipment】2300-2025: Saiding smokeless lump coal pressurized moving bed gasification technology (JM-S furnace) - HCBBS Forum
44. Has anyone experienced using diphenyl ether biphenyl eutectic? - HCBBS Forum
45. Can ultrasonic flowmeters be used in pipes lined with steel or plastic? - HCBBS Forum
46. Is there a suitable pH meter for determining the endpoint when high-concentration sulfuric acid mixtures are neutralized with liquid alkali? - HCBBS Forum
47. Temperature of secondary steam in forced circulation evaporation - HCBBS Forum
48. Basic Training on PID Diagrams (Process Instrumentation Diagrams) - HCBBS Forum
49. 【Frontiers in HaiChuan Chemical Technology】The School of Chemical Engineering at Tianjin University has successfully developed a distillation purification process for chlorosilanes, unlocking the secrets to purifying high-purity quartz ore - HCBBS Forum
50. Will neutralizing 30% sulfuric acid with 32% liquid caustic produce intense heat release? Do we need to cool it down? - HCBBS Forum
51. Do high-risk processes require separate equipment? - HCBBS Forum
52. Winter anti-freezing, anti-condensation and insulation measures plan - HCBBS Forum
53. General layout-related specifications - HCBBS Forum
54. Shaanxi Coal Construction’s pilot project for the production of high-carbon α-olefins via 1,000 tons/year ethylene oligomerization - HCBBS Forum
55. The effect of temperature on acid-base pH values. - HCBBS Forum
56. 【Frontiers of HaiChuan Chemical Technology】Amazing! Significant progress has been made in the field of photocatalytic hydrogen isomerization at the Dalian Institute of Chemical Physics, enabling hydrogen isomerization at room temperature - HCBBS Forum
57. Organic reaction equations - HCBBS Forum
58. Covestro introduces a new generation of battery flame-retardant potting foam to significantly enhance battery safety - HCBBS Forum
59. How should the starting and ending points for the fire separation distances in the general layout design of chemical plants be determined? - HCBBS Forum
60. Pressure resistance and airtightness testing of the pressure regulation skid - HCBBS Forum
61. 【Ten Years of Rapid Development in Chemical Equipment】From 2023 to 2024, CNOOC and Yan’an Energy Chemical built China’s first full-scale pilot plant for producing MMA using the ethylene carbonylation process - HCBBS Forum
62. Chemical Process and System Design - HCBBS Forum
63. Alarm for benzyl chloride - HCBBS Forum
64. An upgrade and renovation of a carbonate equipment set - HCBBS Forum
65. Process for producing propylene carbonate by reacting propylene oxide with carbon dioxide - HCBBS Forum
66. The porcelain ball has blossomed again - HCBBS Forum
67. What are the technologies available for removing oil from phenol-amine wastewater? How is it performing in practice? - HCBBS Forum
68. Does anyone know how the values in this helium measurement conversion table are derived? - HCBBS Forum
69. Are there flameproof distribution cabinets available on site? Not the type with positive pressure ventilation - HCBBS Forum
70. Code for Process Design of Petrochemical Plants - HCBBS Forum
71. Kangtai’s biomass gasification testing facility in Linquan, Fuyang - HCBBS Forum
72. Two technologies from Sinopec Dalian Research Institute were included in the list of advanced energy-saving and carbon-reduction technologies for the refining industry published by the National Energy Administration - HCBBS Forum
73. PN CLASS inches metric - HCBBS Forum
74. Sinopec’s utility model patent for “a thermal nitrogen gas stripping and dewatering system for coarse slag” has been granted - HCBBS Forum
75. What is the crystallization temperature of ammonium hydrosulfide approximately? - HCBBS Forum
76. Polypropylene T501 temperature - HCBBS Forum
77. The valve stem becomes \"twisted\"" - HCBBS Forum
78. Here’s a chemistry question about the solubility of phenols - HCBBS Forum
79. PSA biogas purification technology - HCBBS Forum
80. Which standard specifies the flange sealing surface of the 3-groove type? - HCBBS Forum
81. 【Ten Years of Rapid Development in Chemical Equipment】2252-2025: Low-temperature catalytic decomposition technology using nitrous oxide to eliminate impurities in the adipic acid production process - HCBBS Forum
82. Xinhua Chemical has obtained a patent for the process of extracting electronic-grade isopropanol from industrial isopropanol - HCBBS Forum
83. 【Ten Years of Rapid Development in Chemical Equipment】The world’s first thousand-ton-per-year continuous HMF production line was built in Zhoushan from 2016 to 2024 - HCBBS Forum
84. May I ask if the span of the supports (piping) for steel-lined pipes can be determined based on the span of steel pipes? - HCBBS Forum
85. 【Ten Years of Rapid Development in Chemical Equipment】2297–2025: Successful completion of China’s first full-industry-chain demonstration project for civilian liquid hydrogen production - HCBBS Forum
86. Good material - HCBBS Forum
87. Who has an operation plan for shutting down ammonia synthesis and deactivating the catalysts in the synthesis tower? - HCBBS Forum
88. The first phase of Shandong Longhua Polymer’s 1.08 million tons/year nylon 66 production project has been put into operation - HCBBS Forum
89. 【Ten Years of Rapid Development in Chemical Equipment】R&D on PCTFE resin from 2024 to 2025 achieves a breakthrough, marking China’s first success in the field of polytrifluorochloroethylene resin - HCBBS Forum
90. Determination of pipeline pressure class - HCBBS Forum
91. 【Frontiers of HaiChuan Chemical Technology】Application of space-based green energy heating technology in heat storage heat exchange devices for crude oil transportation in oil fields - HCBBS Forum
92. Gasketed and plastic-lined equipment, as well as enamel-coated equipment, have large flanges; what measures must be taken to ensure no leaks? - HCBBS Forum
93. Sinopec was granted a patent for “a sulfur-resistant shift catalyst, its preparation method, and applications” - HCBBS Forum
94. Methanesulfonic acid methylester process package - HCBBS Forum
95. 【Ten Years of Rapid Development in Chemical Equipment】2336–2025: China’s first production facility for p-tert-butylstyrene (TBS) was successfully put into operation - HCBBS Forum
96. 【Frontiers of HaiChuan Technology】New progress achieved in research on oil-based ultra-low friction lubricating materials at Lanzhou Institute of Chemical Physics - HCBBS Forum
97. How to increase the content of 3-methyl-2***formic acid - HCBBS Forum
98. Air conditioning energy consumption in clean areas - HCBBS Forum
99. 【Frontiers of HaiChuan Technology】A Decade of Progress in the Industrialization of Long-Chain α-Olefins Using Pure-Phase Iron Carbide Catalysts - HCBBS Forum
100. 【Frontiers in HaiChuan Chemical Technology】Significant progress achieved in the development of super-strong eutectic gels through mechanical training at Lanzhou Institute of Chemical Physics - HCBBS Forum