English — Forum #723 (Page 161/642)

1. Is the equipment flange of a horizontal container located between the saddles? - HCBBS Forum
2. Condition of steam heating outlet - HCBBS Forum
3. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； August 31st - HCBBS Forum
4. Does the liquid inside a pressure vessel necessarily contain water? - HCBBS Forum
5. Questions regarding the shaft thrust balance of centrifugal compressors? - HCBBS Forum
6. 【Daily Topic】【Production Version 20160905】 - HCBBS Forum
7. Cobalt molybdenum presulfidation catalyst - HCBBS Forum
8. Instrument coefficient of vortex flow meter - HCBBS Forum
9. Who has the SMAP3D installation package? - HCBBS Forum
10. Seeking advice on emergency shutdown issues of new hydrogen compressors - HCBBS Forum
11. Seeking advice on transformer maintenance - HCBBS Forum
12. Shandong Guoshun Construction Group Co., Ltd.’s 2016 Recruitment Plan - HCBBS Forum
13. Questions regarding the flow restriction orifice plate - HCBBS Forum
14. What are the reasons for scarring on the surface of the first layer of the converter? - HCBBS Forum
15. What are the reasons for the displacement of the hydrogen generation and recovery pipeline? - HCBBS Forum
16. I have a question about the converter steam generator - HCBBS Forum
17. Can SA106B be used as U-shaped heat exchange tubes? - HCBBS Forum
18. True or False Questions - HCBBS Forum
19. Safety education - HCBBS Forum
20. Whoever has a compilation of turbine accident cases, please share it. Thank you! - HCBBS Forum
21. 【Daily Topic】【Civil Engineering Version 20160906】 - HCBBS Forum
22. I would like to ask: 100 ton/h = ? m³/h - HCBBS Forum
23. There are two days left – are everyone nervous? - HCBBS Forum
24. 【Daily Topic】【HVAC Version 20160905】 - HCBBS Forum
25. Looking for a discussion group on vacuum salt production - HCBBS Forum
26. The relationship between reaction rate and activation energy - HCBBS Forum
27. Manufacturers of steam reciprocating pumps - HCBBS Forum
28. If naphtha leaks due to damage caused by pump evacuation, will a fire occur? - HCBBS Forum
29. Sharing of experiences and lessons from the 2016 Chemical Engineering professional examination - HCBBS Forum
30. For the renewal of design qualifications, there is a quality follow-up form – does it need to be filled out for all pressure vessels that have been designed? - HCBBS Forum
31. How to solve the problem of sodium pyrosulfite caking - HCBBS Forum
32. After long-term use of the medium-pressure steam pipelines in the device - HCBBS Forum
33. Seek HG/T 4500-2013 standard for industrial iodine pentafluoride - HCBBS Forum
34. May I ask the experts in the chlor-alkali industry whether hydrogen peroxide can be used to remove free chlorine from chlorinated brine? - HCBBS Forum
35. Case 22 of the 2012 professional examination (an organosilicon plant producing two streams of exhaust gas containing HCl) - HCBBS Forum
36. Construction of hazard source sign plates for pressure pipelines - HCBBS Forum
37. On Self-Protection for Safety Managers from Tiger Attacks - HCBBS Forum
38. Are there any friends who are familiar with refined sulfuric acid? Let’s exchange information? :) - HCBBS Forum
39. I need training materials: Training materials for process engineers in refineries - HCBBS Forum
40. How to write a special section on changing the safety design - HCBBS Forum
41. Scene of fluoroplastic-lined pipes transporting concentrated sulfuric acid being inserted into water - HCBBS Forum
42. Discussion on the exothermic reaction of tannin desulfurization - HCBBS Forum
43. [Q&A Question 127] 2016.08.25 - HCBBS Forum
44. How to solve the 22 questions in the afternoon of the second day of the chemical injection major in 2013? - HCBBS Forum
45. Environmental inspection is coming – what will happen to liquid ammonia? - HCBBS Forum
46. Mid-Autumn Lantern Riddles 07 - HCBBS Forum
47. The clash between Lin Li and Baoyu at the Japanese badminton tournament is canceled; a new star in Chinese men’s singles returns after recovering from injury - HCBBS Forum
48. The necessity of establishing an enterprise technology team - HCBBS Forum
49. Source of microbial sludge for the new anaerobic tower - HCBBS Forum
50. Which kind-hearted person can share the correct answers for the general knowledge and specialized knowledge sections? - HCBBS Forum
51. [Q&A Question 136] 2016.09.03 - HCBBS Forum
52. Environmental Protection Daily Post 9.04: Reward for participation is 3 points, plus an additional 5 points for answering correctly - HCBBS Forum
53. The answers to the cases aren’t written in parentheses; some comfort, please - HCBBS Forum
54. Solving problems related to parallel pump circuits - HCBBS Forum
55. Is it allowed in Liaoning Province to bring printed materials, including printed past exam papers? - HCBBS Forum
56. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； September 5th - HCBBS Forum
57. Hydrogenation shutdown: Distillation column maintenance - HCBBS Forum
58. In PROII, the top condenser section does not allow the selection of “subcool reflux only” – how to resolve this? - HCBBS Forum
59. Safety Instrument (SIL) Assessment - HCBBS Forum
60. Does anyone know Zhejiang Meiyang International Engineering Design Co., Ltd. in Hangzhou? ? - HCBBS Forum
61. Production of photochromic dyes - HCBBS Forum
62. Catofin propane dehydrogenation technology - HCBBS Forum
63. Main steam pipeline inspection - HCBBS Forum
64. ProII file cannot be opened: Cannot find or open the file - HCBBS Forum
65. In wastewater treatment, what happens if the polluted water is too acidic or too alkaline? - HCBBS Forum
66. Photos of Axens adsorption tower internals - HCBBS Forum
67. What are the options for chemical companies under environmental pressures? - HCBBS Forum
68. pump - HCBBS Forum
69. When will the market situation improve? - HCBBS Forum
70. Quartz Sand Filter Turbidimeter - HCBBS Forum
71. What should be considered regarding airtightness before starting work? - HCBBS Forum
72. Understanding of intrinsically safe instruments and flameproof instruments being damaged - HCBBS Forum
73. What is the “car residual value rate”?” - HCBBS Forum
74. I have a question - HCBBS Forum
75. 【Daily Topic】【Engineering Version 20160903】 - HCBBS Forum
76. What precision requirements are there for the manufacturing of bearings for centrifugal compressors with a rotational speed of over 10,000 revolutions per minute? - HCBBS Forum
77. What is chloride ion in the wastewater from flue gas desulfurization related to? - HCBBS Forum
78. Problems in the installation and measurement of orifice plate flow meters - HCBBS Forum
79. True or False Question - HCBBS Forum
80. ;P - HCBBS Forum
81. I haven’t come to post here for a long time; what do you think are the e-commerce platforms with the best after-sales service? - HCBBS Forum
82. Solubility - HCBBS Forum
83. Confusing a butterfly valve with a check valve - HCBBS Forum
84. I’m looking for a free 3D piping software that can directly generate axonometric drawings - HCBBS Forum
85. Help needed: software for calculating the volume of horizontal elliptical head storage tanks - HCBBS Forum
86. A problem encountered during the reduction of hydrogen production catalysts - HCBBS Forum
87. Annotation software PD-ortho-draw - HCBBS Forum
88. Successful single-unit test run of the turbine in the air separation unit of Shenhua Ningmei’s coal-to-oil project - HCBBS Forum
89. How do I convert valve pressure from ‘pounds’ to nominal pressure? - HCBBS Forum
90. One Question per Day (2016.9.5) - HCBBS Forum
91. Six secrets to preventing clogging and jamming in pneumatic control valves - HCBBS Forum
92. An error occurred while performing tower simulation in Hysys - HCBBS Forum
93. ASME valve overall length - HCBBS Forum
94. Professional afternoons are so difficult; really hard, extremely hard. - HCBBS Forum
95. Seeking advice on the selection of material for the valve sleeve of a plug valve! ! - HCBBS Forum
96. 【Daily Topic】【Production Version 20160831】 - HCBBS Forum
97. What is the conversion standard for nitrogen oxide concentrations in the emission standards for the coking chemical industry? - HCBBS Forum
98. 【Daily Topic】【HVAC Version 20160826】 - HCBBS Forum
99. Material of hydrochloric acid tank - HCBBS Forum
100. What is a trickle-bed reactor? - HCBBS Forum