English — Forum #723 (Page 299/642)

1. Series mechanical seal - HCBBS Forum
2. 【Daily Topic】【Quality Version 201604114-15】 - HCBBS Forum
3. What is the difference between cavitation and gas entrapment? What is the principle behind it? - HCBBS Forum
4. Trace water analyzer - HCBBS Forum
5. Progress of Weihua Group’s ethylene glycol project - HCBBS Forum
6. May I ask under what circumstances is ARDS used in the oil refining process, and when is VRDS employed? - HCBBS Forum
7. One Question per Day on Synthetic Ammonia (Series 66) - HCBBS Forum
8. Change the steam purging pressure of the pipeline - HCBBS Forum
9. Design issues of metal hose supports for unloading platforms - HCBBS Forum
10. Acidic water from the top of the distillation tower - HCBBS Forum
11. I’m looking for an article on Douding. Thank you - HCBBS Forum
12. I have a question regarding the use of anti-occlusal agents - HCBBS Forum
13. LNG regasification solution - HCBBS Forum
14. Is there anyone familiar with E-GAS gasification in Huizhou? - HCBBS Forum
15. Pump controlled by DCS – issues with motor start/stop - HCBBS Forum
16. Seeking help regarding isoprene recovery equipment - HCBBS Forum
17. Effective heating length & rise height - HCBBS Forum
18. Can a 10 M3 methanol storage tank be heated directly from room temperature to 45 degrees using steam? Is there a rule stating that steam heating is not allowed? - HCBBS Forum
19. 【Daily Topic】【Electrical Edition 20160412】 - HCBBS Forum
20. Tube sheet design - HCBBS Forum
21. Occupational Health Daily Question 4.17: Participate for a prize; 5 questions, and an additional prize for answering 5 correctly - HCBBS Forum
22. Have you used oxygen-enriched technology? - HCBBS Forum
23. High-temperature motor - HCBBS Forum
24. Can high-concentration and low-concentration wastewater containing cationic dyes be treated together? - HCBBS Forum
25. Heat exchanger selection issue! - HCBBS Forum
26. Concave-convex surface sealing for vertical fixed-tube-sheet heat exchangers - HCBBS Forum
27. What is the cause of temperature fluctuations downstream of the superheater due to liquid carryover in the vaporization tower of a methanol-to-hydrogen plant? - HCBBS Forum
28. Request for explanation of pressure gauge data sheet - HCBBS Forum
29. The water source is the same; it is divided into 5 systems, so why is the conductivity different? - HCBBS Forum
30. Shutdown Purging time - HCBBS Forum
31. Before starting a reciprocating compressor, check the unloader to determine whether it is functioning properly by testing it from 0 load to 50% load and then to 100% load... - HCBBS Forum
32. Service life of the filter cloth in vacuum belt filters - HCBBS Forum
33. Is there anyone who recycles molecular sieves and activated aluminum? - HCBBS Forum
34. Hollyland DCS, data settings - HCBBS Forum
35. How long does it take to shut down a distillation tower and wait for the liquid in the trays to dry up? - HCBBS Forum
36. How to write a thesis for an intermediate mechanical engineer - HCBBS Forum
37. 【Weekly Topic】【HVAC Version 20160411】 - HCBBS Forum
38. Wincc Script Example 3 – Sorting Records in the MSHFGrid Control by Fields - HCBBS Forum
39. Who is the person who can most restrict the LBJ movement worldwide? Maybe it’s only the police and security in their community; if they say you can’t leave, then... - HCBBS Forum
40. 【Daily Topic】【Civil Engineering Version 20160419】 - HCBBS Forum
41. Selection of the discharge capacity of the air compressor safety valve - HCBBS Forum
42. 【Picture of the Day】2016 04 20 Take a look – what device is shown in this picture? Score on the original image for more rewards.. - HCBBS Forum
43. What do the various modules of Aspen mean? - HCBBS Forum
44. flange - HCBBS Forum
45. What considerations should be taken into account when designing pumps and fans for high-altitude areas? - HCBBS Forum
46. A question regarding the low-pressure side of the differential pressure level gauge - HCBBS Forum
47. Biogas will continue to grow in 2016 - HCBBS Forum
48. Problems in the piping diagram - HCBBS Forum
49. Nanjing Hui Long Engineering Technology Consulting Co., Ltd. is recruiting - HCBBS Forum
50. Issues regarding the reducing agents used in SNCR denitration technology - HCBBS Forum
51. The issue of aligning couplings - HCBBS Forum
52. Can recycled hot water (40–42 degrees) be used as a heat source for the ammonia vaporization in SCR denitration? - HCBBS Forum
53. What are the modern printing technology methods? - HCBBS Forum
54. When will the passing criteria for registered safety engineers in 2015 be released? - HCBBS Forum
55. Isolation of the converter before changing the gas flow - HCBBS Forum
56. [Technical Discussion] Daily Occupational Health Question 4.13 – Prize for Participation, Plus 5 More Prizes for Correct Answers - HCBBS Forum
57. Question: Do the cutting bolts for the inlet and outlet flanges of a container constitute hot work on the equipment itself? - HCBBS Forum
58. Can Class A storage tanks be installed in separate spaces within a Class B factory building? - HCBBS Forum
59. Can fluorescent wastewater and cleaning wastewater be treated together? - HCBBS Forum
60. Please delete - HCBBS Forum
61. Testing issues with atmospheric and vacuum distillation roof extractors - HCBBS Forum
62. Help needed: inaccurate readings from a pressure transmitter - HCBBS Forum
63. How often should the compressor air valves be cleaned? - HCBBS Forum
64. Does mowing grass in an explosion-proof area constitute a Class 1 hot work activity? - HCBBS Forum
65. What is the welding joint coefficient φ - HCBBS Forum
66. Questions about the use of fasteners - HCBBS Forum
67. Sifang boiler drawings - HCBBS Forum
68. Design cost of the condenser - HCBBS Forum
69. Daily Image Series - HCBBS Forum
70. Help needed: ash tank level detection - HCBBS Forum
71. Identification of major hazard sources - HCBBS Forum
72. Do you know any companies that manufacture ASTM-standard fiberglass-reinforced plastic valves? - HCBBS Forum
73. 【Daily Topic】【Production Version 20160420】 - HCBBS Forum
74. Does the logistics line in Aspen simulation allow intersections? - HCBBS Forum
75. Reviewing the Old to Discover the New (Series 11) - HCBBS Forum
76. 【Daily Question No. 126】April 21, 2016: +2 wealth for participation, +3 wealth for a correct answer - HCBBS Forum
77. 【Daily Question】Advanced Processing 20160412 Multiple Choice: In solid metals, heat conduction is caused by ( ) - HCBBS Forum
78. Sign-in record post from April 19, 2016 - HCBBS Forum
79. **Chemical registration certificate and **permit for the safe use of chemicals - HCBBS Forum
80. Which is better for bearing weight, a circular cylinder or a square cylinder? - HCBBS Forum
81. It’s been a busy few days – 700 hundred tons of goods have been shipped； The new plan for 200 tons has also been arranged properly; it’s just that the price has risen a lot - HCBBS Forum
82. Utilization of compressor waste heat - HCBBS Forum
83. Does the pressure gauge on the gas source trio need to be calibrated? - HCBBS Forum
84. For the maintenance of sulfuric acid plants, where can I find someone who can handle the installation of sulfuric acid catalysts? - HCBBS Forum
85. Circulating water pre-film formation step - HCBBS Forum
86. 【Weekly Topic】【Storage & Transportation Version 20160411】 - HCBBS Forum
87. CO2 recycling - HCBBS Forum
88. Is there any that performs vacuum evacuation? - HCBBS Forum
89. Installation location of the low-temperature methanol wash level valve - HCBBS Forum
90. . What is the impact of high hydrogen content in chlorine on the synthesis furnace? - HCBBS Forum
91. Drawings of radial flow sedimentation tanks - HCBBS Forum
92. When doing things, one should act in a petty manner first and then in a noble manner; it’s better to state the unpleasant truths up front, rather than waiting until everything else has been agreed upon before putting forward conditions - HCBBS Forum
93. 【Daily Topic】【Quality Version 20160418】 - HCBBS Forum
94. Single-screw pump failure - HCBBS Forum
95. List of Super Klaus sulfur recovery equipment - HCBBS Forum
96. Does anyone among the forum friends know this design company called Huake Siwei? - HCBBS Forum
97. Seek qualified laboratories (1, with ISO 17025 certification； 2 can be used for duplex steel testing) - HCBBS Forum
98. Location of the pressure tapping for the throttling device in the steam pipeline - HCBBS Forum
99. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 492 - HCBBS Forum
100. What are the benefits of using an ultraviolet sterilizer? - HCBBS Forum