English — Forum #723 (Page 121/642)

1. Depressurization device recording paper - HCBBS Forum
2. How to address \"feint moves\" in management” - HCBBS Forum
3. Safety standardization diagnosis - HCBBS Forum
4. In an era of natural gas surplus, is there still a future for coal-to-gas technology? - HCBBS Forum
5. GB/T 151-2014 Tube sheet not intended for use as a flange – Type C dimensions - HCBBS Forum
6. How is the back pressure of a safety valve determined? - HCBBS Forum
7. Problems with fluoroplastic pumps - HCBBS Forum
8. 【Daily Topic】【Storage & Transportation Version 20161010】 - HCBBS Forum
9. Traffic Rules and Driving Basics 001 - HCBBS Forum
10. Ah, yayyyyy, I’ve made another hundred million again, a hundred million. . . . . - HCBBS Forum
11. In what situations are the following purging methods used? - HCBBS Forum
12. Can instruments with FM explosion-proof certification be used in China? ? ? ? - HCBBS Forum
13. The water pipeline equipment in the negative pressure system is severely corroded; I want to install one - HCBBS Forum
14. Which companies are good at producing submersible sewage pumps? - HCBBS Forum
15. Do explosion-proof electric drills produce sparks when drilling steel? - HCBBS Forum
16. A brief analysis of the factors hindering the development of vertical single-stage pipeline centrifugal pumps - HCBBS Forum
17. 【New Energy Applications】WWEA 2016 Half-Year Report: Global wind power capacity reaches 456 GW - HCBBS Forum
18. For steam at 9.8 MPa and 540°C, what are the standards for the pipes required? How thick should the pipes be, and what material should they be made of? - HCBBS Forum
19. 【Daily Topic】【Engineering Version 20161017】 - HCBBS Forum
20. Unable to enter components after installing pro2 9.0 - HCBBS Forum
21. What are the specifications for corrosion protection and insulation of steel storage tanks? ? - HCBBS Forum
22. Are there any people in the forum who work with vacuum deoxidation towers? Overseas projects, 2 units - HCBBS Forum
23. 【Daily Topic】【Storage & Transportation Version 20161013】 - HCBBS Forum
24. Come on, do some Olympiad math problems - HCBBS Forum
25. Please help, the U-shaped tube heat exchanger tube bundle is rotated 180 degrees for installation - HCBBS Forum
26. Siemens centrifugal pump - HCBBS Forum
27. 【Daily Topic】【Civil Engineering Version 20161015】 - HCBBS Forum
28. Which foreign and state-owned petrochemical enterprises are located in the Central China region? - HCBBS Forum
29. Address definition for master-slave communication between TRICON and PKS via MODBUS - HCBBS Forum
30. Oil depot loading pump and crane pipe configuration selection - HCBBS Forum
31. Accumulation of initial capital - HCBBS Forum
32. Daily Report on Liquid Ammonia: China’s liquid ammonia market remains stable as investors wait and observe - HCBBS Forum
33. How large is the pressure drop of the check valve? - HCBBS Forum
34. Can speak vs. are capable – which type of employee do bosses prefer? - HCBBS Forum
35. [Q&A Question 174] 10.11.2016 - HCBBS Forum
36. May I ask, for steel valves, what diameter range uses threads, what diameter range uses socket welding, and what diameter range uses flanges? ? - HCBBS Forum
37. Sign-in record post from October 13, 2016 - HCBBS Forum
38. Is it allowed to clean the distribution cabinet while it is still powered on? - HCBBS Forum
39. Coal-fired boiler renovation - HCBBS Forum
40. Wastewater from the gasification process - HCBBS Forum
41. How to remove chloride ions from copper sulfate solution - HCBBS Forum
42. 【Daily Topic】【Storage & Transportation Version 20161009】 - HCBBS Forum
43. For the layout of pipes in utility tunnels - HCBBS Forum
44. Considerations for selecting PE drainage pipes; Application areas of PE pipes - HCBBS Forum
45. 【Foreign Language Club】September 2016 Special Post on Payment of Salaries and Bonuses for Moderators & Technical Discussants - HCBBS Forum
46. Recommended EPC companies for high tower compound fertilizer projects - HCBBS Forum
47. Difference between control valve TSO and CSC - HCBBS Forum
48. Problems with the hydrogen desulfurization tower in diesel hydrogenation processes - HCBBS Forum
49. Calculation problems for external pressure cylinders - HCBBS Forum
50. The mall collapsed under the weight, crashing down in a storm - HCBBS Forum
51. How to learn *pressure vessel design? - HCBBS Forum
52. Help, operating procedures - HCBBS Forum
53. Technology transfer of mesophase carbon microsphere production or provision of plant construction technical services - HCBBS Forum
54. What is the environment in which the company operates? What do the local residents think of the company? - HCBBS Forum
55. I already have the intermediate certificate in water supply and drainage; please help transfer it - HCBBS Forum
56. Seeking advice on pipeline layout on the outer pipe rack - HCBBS Forum
57. For horizontal heat transfer oil boilers with the heat collector being heated, does this have an impact on safety? - HCBBS Forum
58. Winter pressure testing - HCBBS Forum
59. Multiple-choice questions (3 points for participation, 8 points for correct answers) - HCBBS Forum
60. The issue with the unit of fan air pressure - HCBBS Forum
61. Flow meter display - HCBBS Forum
62. 【10.14 Interactive Post】Come on, everyone, let’s interact with each other and see who can answer correctly. Please reply as soon as possible, otherwise you won’t get any points, because... - HCBBS Forum
63. Regarding fans and magnetic pumps - HCBBS Forum
64. 【Accident Information】On October 12, 2016, an explosion and fire broke out at a oil tank truck in Shaanxi; 8 firefighters were injured while trying to put out the fire - HCBBS Forum
65. 【Daily Topic】【Electrical Edition 20161015】 - HCBBS Forum
66. Is it really necessary to have a hot standby for coke oven chimneys? - HCBBS Forum
67. When will the electromagnetic valve for the primary gas in the reformation and regeneration process open? - HCBBS Forum
68. Hydrocracking, temperature before high-pressure air cooling inlet - HCBBS Forum
69. What causes a large amount of tar to be present behind the fan? - HCBBS Forum
70. The alkylation industry in China faces both opportunities and challenges (with a summary of 12 major alkylation processes) - HCBBS Forum
71. Online analyzer for water content in organic solvents? - HCBBS Forum
72. Nantong Huaxing Chemical Construction Co., Ltd.? - HCBBS Forum
73. Catalyst temperature increase (2 points for participation reward) - HCBBS Forum
74. Differences between dry-type transformers and wet-type transformers - HCBBS Forum
75. 【Daily Topic】【Civil Engineering Version 20161007】 - HCBBS Forum
76. It is recommended to continue the golden egg cracking event - HCBBS Forum
77. Specific causes of shrinkage-related fish-eye defects in fluorocarbon paint and preventive measures - HCBBS Forum
78. Which standard specifies the operating temperature range for pipeline materials (such as Q235B, 20, 304, 316, etc.)? Thank you! - HCBBS Forum
79. Some discussions on the classification of pressure gauges - HCBBS Forum
80. Raw salt metering - HCBBS Forum
81. Problems with the transformer - HCBBS Forum
82. Calculation of heat exchange condensate water - HCBBS Forum
83. 【Haichuan Jokes Shop】029 Sweaters for Summer - HCBBS Forum
84. High reactor pressure difference issue - HCBBS Forum
85. What standards does the steam soda mixer comply with? ? ? - HCBBS Forum
86. (Seeking advice) Operating issues with an azeotropic distillation column - HCBBS Forum
87. Hydrogen sulfide removal methods - HCBBS Forum
88. Measures taken by Dalian Petrochemical Company to increase the oil-to-catalyst ratio by 1.4 million tons of catalytic heat and cold catalyst mixtures - HCBBS Forum
89. Apart from professional books, do people usually read print books? - HCBBS Forum
90. Questions about the materials - HCBBS Forum
91. Request drawings for a 1.0 cubic meter conventional standard reaction vessel - HCBBS Forum
92. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； October 07 - HCBBS Forum
93. Selection of heat exchange coils for kettles - HCBBS Forum
94. Zhucha Design Institute - HCBBS Forum
95. Blue Beast mushrooms – no one wants me; they don’t vote for me - HCBBS Forum
96. What do you rely on to establish yourself at work? - HCBBS Forum
97. What gaskets should be used for the flanges of high-temperature molten salt pipelines? I hope some expert can give me some guidance! ! ! - HCBBS Forum
98. Design criteria for saddle supports - HCBBS Forum
99. Specific price of tar demulsifiers, feasibility of use - HCBBS Forum
100. How are various impurity ions removed during saltwater purification, and what are the relevant standards? Everyone is welcome to discuss this - HCBBS Forum