English — Forum #723 (Page 295/642)

1. Oil and gas recovery - HCBBS Forum
2. Distillation problem - HCBBS Forum
3. For a Q345R plate with a thickness of 28 mm, after weld heat treatment and tensile testing, is it acceptable if the fracture occurs at the weld site? - HCBBS Forum
4. Seeking expert help: Connecting Siemens positioner feedback module to 380V - HCBBS Forum
5. MVR system - HCBBS Forum
6. Valve Ming is clearly the district head for the Haichuan Promotion Division, as well as a senior moderator - HCBBS Forum
7. Sign-in record post from April 17, 2016 - HCBBS Forum
8. LPG odorization - HCBBS Forum
9. Form of the additive injection pump in the device - HCBBS Forum
10. Sulfur Daily Question, April 14th------5 rewards for participation, 10 rewards for correct answers - HCBBS Forum
11. Issue with modifying information - HCBBS Forum
12. Help needed with combustible gas alarm control box - HCBBS Forum
13. How are conventional mixing tanks designed? - HCBBS Forum
14. 【Principles for estimating leakage rates in closed systems? 】Seeking help - HCBBS Forum
15. 【Weekly Topic】【 HVAC Version 20160413】 - HCBBS Forum
16. 【Daily Question】Principles of Chemical Engineering 360: Blower-type Decarburizer (April 13) - HCBBS Forum
17. Occupational Health Daily Question 4.21: Participate for a prize; 5 questions, and an additional prize for answering 5 correctly - HCBBS Forum
18. Motor selection for submersible pumps - HCBBS Forum
19. Sulfur Daily Question, April 15------5 rewards for participation, 10 rewards for correct answers - HCBBS Forum
20. General layout of Class A production facilities - HCBBS Forum
21. Drying and recovery of sodium acetate aqueous solution - HCBBS Forum
22. Is it necessary to install a level gauge on the shell side of the waste heat boiler? - HCBBS Forum
23. What alkali can be added to raise the pH level of antifreeze after it drops? - HCBBS Forum
24. Seeking a job with 20 years of experience in chemical process instrumentation - HCBBS Forum
25. 【Daily Topic】【Civil Engineering Version 20160408】 - HCBBS Forum
26. Statistical analysis of the single-cycle service life of burners - HCBBS Forum
27. What causes the increase in ammonia nitrogen in the anaerobic tank? - HCBBS Forum
28. I would like to ask why, for a powder silo of around 200 tons capacity, manufacturers design it with tangential feeding at the top - HCBBS Forum
29. What would you do if a lazy person starts to get busy once they become pregnant? - HCBBS Forum
30. MVR compressor - HCBBS Forum
31. Questions about switching to instrumentation? - HCBBS Forum
32. Vulcanization includes online vulcanization and cyclic vulcanization - HCBBS Forum
33. Introduction to dry fermentation technology - HCBBS Forum
34. 【Daily Topic】【Quality Version 20160421】 - HCBBS Forum
35. 【Daily Question No. 121】April 14, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
36. NDRC: Vigorously promote the transformation and upgrading of rural biogas - HCBBS Forum
37. Reasons for foaming in ammonium sulfate mother liquor - HCBBS Forum
38. Electrocoagulation process - HCBBS Forum
39. I don’t understand this design of the gas supply pipeline; can someone help me take a look? - HCBBS Forum
40. Identify the faulty cable - HCBBS Forum
41. The flange standard is ASME B16.5, 18 inches - HCBBS Forum
42. 【Weekly Topic】【Storage & Transportation Version 20160420】 - HCBBS Forum
43. Professional radar level gauge - HCBBS Forum
44. Properties of hydrogenation feed oil - HCBBS Forum
45. Siemens LR250 radar level gauge - HCBBS Forum
46. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 497 - HCBBS Forum
47. Is methanol-converted syngas used as a heat source for distillation? - HCBBS Forum
48. Removal of the chemical raw material magnesium sulfate - HCBBS Forum
49. Equipment Management - 8 Years - Chengdu - HCBBS Forum
50. ASME bolt and nut material selection - HCBBS Forum
51. Calculation of evaporation volume - HCBBS Forum
52. I have a question regarding the fire resistance performance of building structures - HCBBS Forum
53. I’m really asking for help. Reasons for high chloride ions in softened water - HCBBS Forum
54. Abbreviations for chemical materials - HCBBS Forum
55. Problems with coking wedge flow meters - HCBBS Forum
56. What are the typical aspects of special inspections in technical management at coal chemical plants? - HCBBS Forum
57. Basic knowledge related to accident case analysis - HCBBS Forum
58. OPC communication issues with HaliTech DCS - HCBBS Forum
59. What alkali can be added to raise the pH level of antifreeze after it drops? - HCBBS Forum
60. Cooling after liquid oxygen pump repair - HCBBS Forum
61. Catalytic cracking flue gas desulfurization filter - HCBBS Forum
62. Pump selection - HCBBS Forum
63. Could someone please upload a video or relevant materials on check valves with a shut-off function? - HCBBS Forum
64. 【Daily Question】April 13, 2016 – Participation +2 Wealth； +3 to 8 wealth for correct answers - HCBBS Forum
65. Questions regarding pipe flow velocity, flow rate, and pump head - HCBBS Forum
66. 【Daily Topic】【Civil Engineering Version 20160409】 - HCBBS Forum
67. The granules of the high-tower nitro compound fertilizer turn red - HCBBS Forum
68. What impact do pipe reducers, valves, and flow meters have on pipe flow velocity? - HCBBS Forum
69. 【Daily Question No. 125】April 20, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
70. 【Daily Topic】【Electrical Edition 20160415】 - HCBBS Forum
71. &&20 Golden Rules for the Workplace&& - HCBBS Forum
72. Does the excess alkalinity in saltwater affect the levels of Al and Si? - HCBBS Forum
73. Another set of MTOs comes online - HCBBS Forum
74. How is the environmental impact assessment going? - HCBBS Forum
75. The issue of opening reinforcement for installing sight-glass type glass level gauges in pressure vessels - HCBBS Forum
76. Career planning for chemical engineering machinery - HCBBS Forum
77. Technical guidance for the development of fluid sodium medium valves - HCBBS Forum
78. [Safety & Environment Section] Technical Team Promotion Application for April 2016 - HCBBS Forum
79. For a methanol tank at atmospheric pressure with a vent pipe on top, how is the amount of methanol produced calculated? - HCBBS Forum
80. How can coal-based olefins overcome environmental and cost constraints? - HCBBS Forum
81. Job hunting - HCBBS Forum
82. Notice on Convening the 21st National Seminar on New Fertilizer Technologies and New Processes - HCBBS Forum
83. Does anyone have blueprints for container mobile homes? I need them urgently. - HCBBS Forum
84. Why does the gauge show no reading when the liquid level on the side of the eja pressure transmitter exceeds the range? - HCBBS Forum
85. What is the scientific name for the rows of grooves on the manhole cover of an oil storage tank? - HCBBS Forum
86. What molecular sieve is used in microheat regenerative adsorption dryers? - HCBBS Forum
87. Just 1 dish can eliminate dampness from the body - HCBBS Forum
88. Turbine shaft vibration - HCBBS Forum
89. 【Daily Topic】【Electrical Edition 20160409】 - HCBBS Forum
90. Can increasing the pressure of the gas entering the compressor increase the air volume? - HCBBS Forum
91. Can overheating of the plugs of electrical devices be avoided? - HCBBS Forum
92. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 288 - HCBBS Forum
93. In a typical sewage treatment plant, how many sewage tanks are there? What is the function of each type of sewage tank? - HCBBS Forum
94. 【Daily Question No. 123】April 18, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
95. Regarding the skirt support of vertical vessels - HCBBS Forum
96. High-pressure reciprocating pump - HCBBS Forum
97. Who has the 3rd edition of the review textbook for the National Registered Professional Examination in Public Equipment and Power Engineering? - HCBBS Forum
98. What are the tuition fees at Global IELTS? What is the fee? - HCBBS Forum
99. Why is sodium added to the catalyst? - HCBBS Forum
100. 【Daily Question】 2016-04-19 Hydrogenation Sector Multiple-choice Question - HCBBS Forum