English — Forum #723 (Page 130/642)

1. Sulfuric acid concentration issue - HCBBS Forum
2. How to calculate pipe expansion joints? - HCBBS Forum
3. Coke oven leakage - HCBBS Forum
4. U-shaped seal ring structure - HCBBS Forum
5. 【Haichuan Jokes Shop】006: Keep a good mood while eating - HCBBS Forum
6. 【Daily Question】Advanced Processing 20160928 Fill-in-the-blank: The body material of the gate valve Z41H-16C DN50 is ( ). ...... - HCBBS Forum
7. Shenhua Ningmei Group and SABIC’s joint venture for a 700,000-ton/year coal-based olefins and new materials demonstration project - HCBBS Forum
8. Why does the efficiency of a centrifugal pump decrease once its flow rate is increased to a certain level? - HCBBS Forum
9. Report report report - HCBBS Forum
10. Regarding the wiring change from four-wire to two-wire system? - HCBBS Forum
11. Reasons for inverted peaks in gas chromatography - HCBBS Forum
12. Test post Test post Test post - HCBBS Forum
13. Questions about electrical spark testing - HCBBS Forum
14. Seek methods for data exchange between PKS and Microsoft Excel - HCBBS Forum
15. How to determine this container category - HCBBS Forum
16. The distillation column is operating unstably - HCBBS Forum
17. Refrigerator - HCBBS Forum
18. Is there any online ammonia content monitoring for coking gas purification? - HCBBS Forum
19. Does anyone know anything about the Shenwu Daqing project? What is the source of Shenwu’s technology? Are there any engineering achievements? - HCBBS Forum
20. Announcement on the Issuance of the **Standard: Code for Construction and Acceptance of Grounding Systems in Electrical Installation Works** - HCBBS Forum
21. 【Daily Question】Chemical Engineering Principles 435: Measuring PNa (September 27) - HCBBS Forum
22. How is the filling coefficient (capacity factor) in the container data table calculated? - HCBBS Forum
23. Airtightness of diesel hydrogenation unit - HCBBS Forum
24. Recycling of spent vanadium catalysts - HCBBS Forum
25. 【Daily Topic】【Electrical Edition 20160924】 - HCBBS Forum
26. Market transactions are generally steady, with PVC prices remaining stable - HCBBS Forum
27. Is there a 4-20mA signal amplifier? - HCBBS Forum
28. Beginner’s Guide [Introduction to Excel Function Series] – Summary Post - HCBBS Forum
29. Erection-type storage tank construction drawing software - HCBBS Forum
30. In the polyethylene plant, within the ICA refining unit, the pressure in the ICA degassing tower is controlled at around 150 KPa; too high or too low a pressure can lead to... - HCBBS Forum
31. The boiler water temperature in the waste heat boiler is severely above the limit - HCBBS Forum
32. Understanding of the dispersion zone in the phase separation tank and the residence time of the dispersed phase in it - HCBBS Forum
33. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； October 05 - HCBBS Forum
34. What do you think of the journal \"Petroleum Refining Design\"? I want to submit a manuscript - HCBBS Forum
35. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； September 29th - HCBBS Forum
36. Calculation of steam consumption and condensate consumption for vacuum distillation - HCBBS Forum
37. True or False Questions (8 points for correct answers, 3 points for participation) - HCBBS Forum
38. The first-level constructor exam has begun - HCBBS Forum
39. Come complain a bit – I’m working overtime - HCBBS Forum
40. What are the current asphalt stability indicators available both internationally and domestically? Are there any specific standards? - HCBBS Forum
41. May I ask about the metering pump? - HCBBS Forum
42. Does anyone know the calculations for control valves in non-Newtonian fluids? - HCBBS Forum
43. A vapor stripping tower, with a sieve plate at the top and a bubble cap at the bottom – what is this situation? - HCBBS Forum
44. Job hunting in the aerospace industry - HCBBS Forum
45. 【Accident Information】On September 19, 2016, an accident involving a leak of dichloroethane occurred in Urumqi, Xinjiang, from a tank truck - HCBBS Forum
46. Environmental Protection Daily Post – October 03: Reward for participation; an additional 5 points for answering 3 questions correctly - HCBBS Forum
47. 711 screw compressor - HCBBS Forum
48. The problem of dynamic simulation of towers - HCBBS Forum
49. Liquid chlorine filling process - HCBBS Forum
50. Anti-corrosion treatment for sewage collection ditches in production workshops - HCBBS Forum
51. Hydrogenation Process and Engineering, First Edition - HCBBS Forum
52. 【Daily Topic】【Civil Engineering Version 20160928】 - HCBBS Forum
53. Discussion on the differential pressure issue of backwash filters - HCBBS Forum
54. Summary of safety technical rectification measures - HCBBS Forum
55. Leisure Zone September Salary Post - HCBBS Forum
56. Maximum storage capacity for flammable liquid tanks - HCBBS Forum
57. TOPWORX Valve Position Switch User Manual - HCBBS Forum
58. 【Daily Topic】【Storage & Transportation Version 20160926】 - HCBBS Forum
59. Does anyone know how to calculate the T*T equivalent of flammable liquids? - HCBBS Forum
60. Newbie seeking help! Need guidance on calculations related to condensers - HCBBS Forum
61. VR is used for building planning and construction site safety training - HCBBS Forum
62. Seek methods to reduce pipeline pressure: from 50 MPa to 1 MPa - HCBBS Forum
63. Environmental Protection Daily Tip – September 29: Reward for participation; an additional 5 rewards for answering 3 questions correctly - HCBBS Forum
64. Are the high-temperature flue gases generated upon the combustion of phosphorus-containing substances at high temperatures corrosive? - HCBBS Forum
65. Which devices are currently using domestically produced extrusion granulators, and what are the results? Let’s discuss it together - HCBBS Forum
66. Evergreen Hits - HCBBS Forum
67. Take Me as an Example – Thoughts 12 Years After Graduation - HCBBS Forum
68. 【Safety Article】How far away should 10 people be from a transformer to be safe? - HCBBS Forum
69. I would like to ask the expert in pyrometallurgy about blister copper - HCBBS Forum
70. The purpose of implementing a unified examination for teacher qualification certificates - HCBBS Forum
71. I have a question: how can I change the password for an account registered on QQ? - HCBBS Forum
72. 【Daily Question】Advanced Processing 20160925 Fill-in-the-blank: Flange sealing surfaces are divided into. . . - HCBBS Forum
73. SCH MR PIPR (UOP process package) - HCBBS Forum
74. Turbine auxiliary pipelines - HCBBS Forum
75. 【Daily Topic】【Civil Engineering Version 20160923】 - HCBBS Forum
76. Australian scientists have invented a technology for producing hydrogen through water electrolysis, which holds promise for generating clean fuel - HCBBS Forum
77. Why are we becoming less and less happy? - HCBBS Forum
78. Is there a need to create a dedicated section for VOC treatment? - HCBBS Forum
79. Seek a scheme for the joint debugging and calibration of instrumentation and control systems - HCBBS Forum
80. The flange class of the U-tube heat exchanger is 6.4 MPa, with a DN of 1200; how should the gasket be selected? - HCBBS Forum
81. 〔Haichuan Teoshin is here〕20161003 One sentence to prove your close relationship with Haichuan! - HCBBS Forum
82. The spherical tank stores C4, which contains about 60% 1,3-butadiene; is it necessary to add a polymerization inhibitor? - HCBBS Forum
83. Mass flow meter recommendations - HCBBS Forum
84. Regarding the shutdown of the diesel hydrogenation unit - HCBBS Forum
85. Questions about work stress and design pressure - HCBBS Forum
86. Testing for catheters smaller than 250 mm - HCBBS Forum
87. Many posts no longer show images starting today; I ask the moderators to resolve this issue so that everyone can communicate more easily. Thank you - HCBBS Forum
88. Sign-in record post dated September 26, 2016 - HCBBS Forum
89. 【Haichuan Jokes Shop】003 The feeling of taking an exam - HCBBS Forum
90. Address of the training course for obtaining the certified chemical inspector qualification issued by the Ministry of Human Resources and Social Security - HCBBS Forum
91. Loading liquid sulfur onto a ship - HCBBS Forum
92. Former active moderator - HCBBS Forum
93. 100 officials in Henan held accountable for inadequate efforts in addressing air pollution - HCBBS Forum
94. 【Haichuan National Day Travel Survey 04】Do you like to visit museums? - HCBBS Forum
95. 【Daily Topic】【Storage & Transportation Version 20160929】 - HCBBS Forum
96. 〔Traditional Chinese Culture〕An enumeration of those moving patriotic poems! - HCBBS Forum
97. Can a fire compartment have firewalls on all four sides? - HCBBS Forum
98. Environmental Protection Daily Post – October 06: Reward for participation; an additional 5 rewards for answering 3 questions correctly - HCBBS Forum
99. 34- Gas-solid separation technologies and complete sets of equipment required for catalysts in refining and chemical processing units, as well as for cracking agent production units - HCBBS Forum
100. What do you think when electrical equipment is operating with defects? - HCBBS Forum