English — Forum #115 (Page 10/11)

1. Dust removal from sulfuric acid waste heat boiler - HCBBS Forum
2. On the production methods of battery acid - HCBBS Forum
3. Design codes for liquid sulfur storage tanks - HCBBS Forum
4. Many factories these days don’t provide proper training at all - HCBBS Forum
5. Seeking to purchase waste sulfuric acid - HCBBS Forum
6. Newcomers entering the sulfuric acid industry - HCBBS Forum
7. Fluorine - HCBBS Forum
8. Water dilution method for the dry absorption cycle tank - HCBBS Forum
9. Request the equipment layout diagram for the conversion unit - HCBBS Forum
10. underground groove - HCBBS Forum
11. Why do some manufacturers refer to “cold exchange” as “external heat exchange”?” - HCBBS Forum
12. Regarding sulfur dioxide gas concentration - HCBBS Forum
13. Where does the acid foam captured by the foam catcher go? - HCBBS Forum
14. The problem of scaling in waste acid concentration heat exchangers - HCBBS Forum
15. Why is NOx used in the on-site alarm devices of the WSA process? - HCBBS Forum
16. The environmental impact of exhaust gases from sulfuric acid plants - HCBBS Forum
17. 98% sulfuric acid turns red after dilution - HCBBS Forum
18. Sinochem Fuling initiates comprehensive environmental protection relocation - HCBBS Forum
19. Application Practices of Multi-effect Evaporation in the Recycling and Utilization of Waste Acids - HCBBS Forum
20. How to handle the waste acid generated during the production of sulfonic acids - HCBBS Forum
21. Waste sulfuric acid is used to produce magnesium sulfate - HCBBS Forum
22. Liquid sulfur spray gun - HCBBS Forum
23. When or under what conditions should the catalyst be screened? - HCBBS Forum
24. Color requirements for sulfuric acid tanks - HCBBS Forum
25. Natural gas desulfurization Amine solution purification - HCBBS Forum
26. I’m looking for a desktop turbidity meter for testing dilute sulfuric acid - HCBBS Forum
27. Technologies for removing nitrates (nitrate nitrogen) from industrial sulfuric acid - HCBBS Forum
28. Liquid sulfur filter - HCBBS Forum
29. Numerous problems with the sulfidation treatment of high-arsenic copper waste acid - HCBBS Forum
30. How to improve analytical and judgmental skills - HCBBS Forum
31. At what temperature can barium sulfate dissolve in 98% concentrated sulfuric acid? - HCBBS Forum
32. co-firing - HCBBS Forum
33. In copper smelting, should the safety water seal be installed before or after the electrodesmistifier? - HCBBS Forum
34. What are your suggestions on ensuring negative pressure in the bottom-blown furnace and preventing smoking at the feeding port? - HCBBS Forum
35. Will the spring for liquid catalysts in the sulfuric acid industry arrive? - HCBBS Forum
36. One layer of catalyst with four temperature points, one of which has a large temperature difference - HCBBS Forum
37. Experts, scholars, and experienced professionals: How many years can the HRS systems in various factories last? Thank you! - HCBBS Forum
38. Why does the concentration of fuming sulfuric acid exceed 100%? - HCBBS Forum
39. Dual-alkali desulfurization process - HCBBS Forum
40. Why does the electric fog enclosure become charged when the acid-producing electrodesiver discharges? - HCBBS Forum
41. Waste acid pyrolysis absorption tower - HCBBS Forum
42. The alkalinity value is high - HCBBS Forum
43. Chemical reaction equation for SO3 - HCBBS Forum
44. Is it better for a filtration pump to be semi-open or fully open? - HCBBS Forum
45. 【Proxy Distribution】Work Summary (Sulfuric Acid and Desulfurization) - HCBBS Forum
46. What are the reasons why the liquid in the flue gas acid production purification cycle is red? What are the solutions? - HCBBS Forum
47. Use of the economizer - HCBBS Forum
48. Some thoughts on the comprehensive high-value reuse project for sulfuric acid slag - HCBBS Forum
49. What is the exhaust mist from PP acid production? - HCBBS Forum
50. How to keep the acid mist from sulfuric acid exhaust below 5mg/m3 - HCBBS Forum
51. Electrostatic precipitator pressure drop - HCBBS Forum
52. Method for cleaning the air cap of a roasting furnace - HCBBS Forum
53. Help, are there any agencies that can analyze the composition of waste acid? - HCBBS Forum
54. Seeking help from newcomers in transition roles - HCBBS Forum
55. Looking for the \"Sulfuric Acid Manual\" - HCBBS Forum
56. Sulfur trioxide absorption tower - HCBBS Forum
57. I’d like to ask the experts here - HCBBS Forum
58. How are SO2 waste gases from industrial sulfuric acid production treated? - HCBBS Forum
59. Which is better for a sulfuric acid heating furnace? - HCBBS Forum
60. Efficiency of MCU in WSA - HCBBS Forum
61. How to fill and drain water from acetylene positive and negative water seal tanks - HCBBS Forum
62. The hazards of high NOx levels in acidic gases after combustion - HCBBS Forum
63. Electrostatic demister - HCBBS Forum
64. What is the crystallization temperature of concentrated sulfuric acid? How should winter crystallization be dealt with? - HCBBS Forum
65. Calculations for adiabatic evaporation with sulfuric acid purification - HCBBS Forum
66. How to increase steam production under current production conditions while saving energy and reducing consumption - HCBBS Forum
67. Process for producing acid from high-concentration sulfur dioxide - HCBBS Forum
68. Materials for electronic-grade sulfuric acid valves and pipelines - HCBBS Forum
69. Help needed: I have PID settings for Mengmoke waste acid regeneration pyrolysis furnaces and waste heat boilers, as well as high-temperature superheaters. Please share them - HCBBS Forum
70. Which company designs and manufactures liquid sulfur spray guns? - HCBBS Forum
71. Dear acid industry professionals, let’s discuss the hazard of positive pressure occurring at the inlet of the flue gas purification system when using smelting flue gas to produce acid - HCBBS Forum
72. Color of sulfuric acid - HCBBS Forum
73. The sulfur melting system generates a lot of dust; how to deal with it? - HCBBS Forum
74. 2018 Hangzhou Proceedings - HCBBS Forum
75. Moisture - HCBBS Forum
76. 【Ten Years of Rapid Development in Chemical Equipment】1749–2015: The World’s First Unit for the Purification of Waste Sulfuric Acid Produced by the High-Temperature Pyrolysis of Calcium Carbide to Produce Acetylene - HCBBS Forum
77. Deposit at the bottom of the 98% sulfuric acid tank - HCBBS Forum
78. The detours we, the frustrated people of those years, took - HCBBS Forum
79. catalyst - HCBBS Forum
80. Purpose of installing a water seal in the dry absorption process for acid production from pyrite, as well as operation and maintenance considerations - HCBBS Forum
81. Can niacin be stored or transported in stainless steel? - HCBBS Forum
82. Characteristics of gas flow distribution in the shell side of a scaled tube heat exchanger - HCBBS Forum
83. The issue of producing acid from pyrite - HCBBS Forum
84. Hydrogen peroxide desulfurization - HCBBS Forum
85. scrap device - HCBBS Forum
86. How to evaluate the performance of the acid distributor in the drying and absorption tower of a acid-making plant - HCBBS Forum
87. Please pay to ask about the issue of roasting sulfuric acid slag - HCBBS Forum
88. Glassware atmospheric distillation sulfuric acid equipment has been included in the first batch of equipment to be phased out in 2020 - HCBBS Forum
89. Problem of clogged atomization air in waste acid spray guns - HCBBS Forum
90. Sulfuric acid needs to gain more popularity - HCBBS Forum
91. Problems with Topsoe WSA wet-process sulfuric acid production SCR denitration catalysts - HCBBS Forum
92. What is the structure of a fiber foam trap? - HCBBS Forum
93. Two firsts in history: for the first time, the output of acid produced through smelting exceeded that produced from sulfur; for the first time, industrial acid consumption surpassed acid usage in fertilizers. - HCBBS Forum
94. Is it better to read as many books on sulfuric acid as possible? - HCBBS Forum
95. In which units of refineries are waste sulfuric acid regeneration units generally used? - HCBBS Forum
96. Hubei Zhongxiang Xinyangfeng’s 800,000-ton sulfur-based acid production project comes online - HCBBS Forum
97. Brief description of the usage characteristics of compensators in acid production projects - HCBBS Forum
98. Reasons for acidity at the fan outlet - HCBBS Forum
99. Feasibility study on nitrogen-pressure transfer of liquid sulfur unloading - HCBBS Forum
100. Problem of blocked meteorological line in the pump tank of the absorption unit - HCBBS Forum