English — Forum #337 (Page 9/163)

1. Exploring the Bio-based Materials Sector: 2,5-Furandicarboxylic Acid (FDCA) - HCBBS Forum
2. Raw material formula for thoroughly removing polishing wax from stainless steel surfaces - HCBBS Forum
3. Sampling design for flammable liquids - HCBBS Forum
4. Sinopec has been granted an invention patent: “A chemical reagent mixing device”” - HCBBS Forum
5. 【Frontiers in HaiChuan Chemical Technology】China pioneers key technologies for terahertz-wave-modified new materials - HCBBS Forum
6. The process area needs to be refueled. . . - HCBBS Forum
7. Molar heat capacity and specific heat capacity - HCBBS Forum
8. 【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
9. Can an ammonia solution production device be installed directly on a liquid ammonia truck? - HCBBS Forum
10. Regarding siphon stabilization operation - HCBBS Forum
11. How to draw a thermal equilibrium diagram - HCBBS Forum
12. Ammonia tank replacement - HCBBS Forum
13. Why don’t the emission standards for atmospheric pollutants from boilers include emission rate indicators? - HCBBS Forum
14. Analysis and Discussion on a Major Explosion Accident Involving 11￥30 of U Substance - HCBBS Forum
15. Turning losses into profits: Sinopec Corporation (00386) reported a net profit attributable to the parent company of 17.929 billion yuan in the first quarter - HCBBS Forum
16. 【HVAC Version】Daily Question 20180222 - HCBBS Forum
17. 【Mechanical Equipment Technology Edition】Daily Question 20170724: What is the name of the component located in the red circle in the image below, and what is its function? - HCBBS Forum
18. Online instrument for detecting formaldehyde solution concentration - HCBBS Forum
19. Calculations regarding heat exchangers - HCBBS Forum
20. Definition of workshop tank bank - HCBBS Forum
21. Are there any ongoing projects? - HCBBS Forum
22. May flammable and explosive liquid storage tanks be placed inside a factory building in the north? - HCBBS Forum
23. Problems with sodium aluminate crystallization - HCBBS Forum
24. \"Management of Documentation for Surface Construction Projects in Oil and Gas Fields\" - HCBBS Forum
25. Regarding water vapor in electrolytic chlorine production - HCBBS Forum
26. Local automatic sprinkler system – additional floor area of fire compartments - HCBBS Forum
27. 【Daily Topic】【Production Version 20170412】 - HCBBS Forum
28. Piston-type pressure reducing valve: the outlet pressure after pressure reduction is unstable - HCBBS Forum
29. [Daily Question] Basic Process Knowledge (Multiple Choice) 20190218 - HCBBS Forum
30. Restriction orifice plate flow calculation - HCBBS Forum
31. Fundamentals of Manufacturing Processes (Multiple Choice) 20180823 - HCBBS Forum
32. Replace the cyclone separator with two inlets - HCBBS Forum
33. Does the compressor at the outlet of the cyclone separator have a significant impact on its performance? - HCBBS Forum
34. Questions regarding the temperature, pressure, and level settings for above-ground vertical gasoline storage tanks - HCBBS Forum
35. One set of design drawings for utility pipelines is required - HCBBS Forum
36. Is it necessary to install small dikes in the pump area outside the tank farm? - HCBBS Forum
37. One Question per Day ---------- Multiple-choice Questions on Basic Process Knowledge (September 7) - HCBBS Forum
38. Basic Process Knowledge (Multiple Choice) 20180925 - HCBBS Forum
39. Standard PID drawing method - HCBBS Forum
40. Pilot-scale production in China of two semiconductor specialty gases, trifluoroiodomethane and germane, by Dalian Collide Optoelectronic Materials Company - HCBBS Forum
41. 【Frontiers in HaiChuan Chemical Technology】CF Industries and POET launch pilot projects for producing ethanol from low-carbon fertilizers - HCBBS Forum
42. Steam temperature issue at 3.5Mpa - HCBBS Forum
43. I have a question about heat exchangers for everyone - HCBBS Forum
44. Issues with evaporative seal water tanks - HCBBS Forum
45. How is methane separated from ethylene in industry? - HCBBS Forum
46. What year was the latest version of the Work Safety Law issued? - HCBBS Forum
47. [Daily Question] Basic Process Knowledge (True/False Questions) 20190505 - HCBBS Forum
48. How to value pressure vessels? Experts, please help - HCBBS Forum
49. Job choice: Which is more suitable for the future development of undergraduates, Sinopec Zhenhai Refining & Chemical Co., Ltd. or Zhenhai Petrochemical Engineering Co., Ltd.? Including salary and prospects - HCBBS Forum
50. 【Frontiers in HaiChuan Chemical Technology】Mitsubishi Gas Chemical has developed PEC resin - HCBBS Forum
51. Guangxi: Build a modern coastal coal chemical industry base, and promote the establishment of a Guangxi Petrochemical Research Institute - HCBBS Forum
52. Request for diagram of liquid chlorine tank truck unloading - HCBBS Forum
53. Optimized design method for rotoary vacuum pumps equipped with pre-pumps - HCBBS Forum
54. Practical Materials Handbook for Petrochemical Plants by Sun Youli - HCBBS Forum
55. What is the installation sequence for flow meters and control valves? - HCBBS Forum
56. Diglycol antoin constant - HCBBS Forum
57. overflow - HCBBS Forum
58. How to draw the electric heat tracing pipes for the pressure tapping lines and the lines before the pump in a PID? - HCBBS Forum
59. Instructions for the installation and operation of second-hand multi-effect or MVR evaporators - HCBBS Forum
60. Regarding the issue of flow rate - HCBBS Forum
61. Are the plant’s power distribution rooms and cabinet areas located in the same building? - HCBBS Forum
62. Differences in welding 304 stainless steel and ultra-low carbon 304L stainless steel - HCBBS Forum
63. Equation of the absorption equilibrium line for hydrochloric acid - HCBBS Forum
64. On the production of vinyl acetate via the ethylene process and the location selection for vinyl acetate plants - HCBBS Forum
65. 【HVAC Version】Daily Question 20171118 - HCBBS Forum
66. 【Ten Years of Rapid Development in Chemical Engineering Equipment】1866 – Innovative two-stage fluidized gasification technology solves the problem of \"tar\" in biomass gasification - HCBBS Forum
67. 【Daily Topic】【Electrical Edition 20170103】 - HCBBS Forum
68. Natural gas pipeline hydraulic calculation software - HCBBS Forum
69. Import structural model into PDMS - HCBBS Forum
70. How to control the 1.0Mpa pipeline network throughout the plant - HCBBS Forum
71. Which code specifies the requirements for evacuation routes in control rooms and their internal layout? - HCBBS Forum
72. Methods to eliminate pulsation in piston pumps? - HCBBS Forum
73. Heat transfer coefficient of solid materials - HCBBS Forum
74. Urgently need a cleaning plan for the tank area, thanks - HCBBS Forum
75. [Mechanical Equipment Technology Edition] Daily Question 201807023: Refrigeration Systems—Case Analysis (1) - HCBBS Forum
76. Do you know anything about the principles of gas nozzles and air valves in gas stoves? - HCBBS Forum
77. Heat exchanger - HCBBS Forum
78. Brief overview of air separation operation problems and solutions 2(5) - HCBBS Forum
79. Seeking help with the design of extraction towers and phase separation towers - HCBBS Forum
80. Looking for low-temperature heat transfer oil (-100°C) (if one with a temperature range of -100~100°C is available, it can be used for both high and low temperatures) - HCBBS Forum
81. 10.22 Daily Question – Multiple-choice; a reward is given for every correct answer - HCBBS Forum
82. 3D Process Flow -- Complete Equipment for Hydraulic Decoking System - HCBBS Forum
83. Regulations for equipment layout - HCBBS Forum
84. Evaporation problem of 20% ammonia solution - HCBBS Forum
85. What material is suitable for underground sewage pipelines in refineries? - HCBBS Forum
86. Does anyone have NB/T47059? - HCBBS Forum
87. Process technology - HCBBS Forum
88. I would like to ask the expert instrucalc: what formula is used to calculate the reaction force? - HCBBS Forum
89. Weird ground wire - HCBBS Forum
90. What does the instrument symbol SW mean? - HCBBS Forum
91. I have a question for everyone - HCBBS Forum
92. Producing high-pressure nitrogen from liquid nitrogen - HCBBS Forum
93. Issues with the clarification tank - HCBBS Forum
94. Question regarding solid waste melting - HCBBS Forum
95. How is the height position of the equipment brackets above and below the equipment determined? How is the equipment’s center of gravity height calculated? - HCBBS Forum
96. There is no resistance either in front of or behind the fan – will the motor burn out? ! - HCBBS Forum
97. Are combustible gas detectors required to be installed near air compressors? Which standard specifies this? - HCBBS Forum
98. What standards should be used in the design and manufacture of atmospheric pressure vessels with design pressures other than zero? - HCBBS Forum
99. Jiangsu Province’s safety regulations for nitration processes - HCBBS Forum
100. 7.23-Daily Topic (Pharmaceutical Engineering Technology Edition) - HCBBS Forum