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Catalyst reduction problem

2008-01-15View Original

Thread Content

I need the \"temperature increase schedule for reduction\" used when reducing Topsoe’s methanol synthesis catalysts MK-101 or MK-121. The reduction procedure I have doesn’t provide enough detail and cannot be used as a guide for the process; can anyone help me? If so, please reply or send an email to: iamxuewuhen@163.com Thank you so much :$ :handshake
Reply #22008-01-16
Can one contact the manufacturer directly? This does not fall under the category of confidential information.
Reply #32008-03-02
Reduction stage: Temperature range (°C), Heating rate (°C/h), Time required (h), Total time (h), Hydrogen content (10-2) liters. Heating: Room temperature to 100 – ≤15, 6, 6, 0; 100, 0, 1, 7; 100–150, 8–10, 6, 13, 0. Initial stage: 150, 0, 2, 15; 0.2–0.5, 150–160, 2–4, 3, 18; 0.5–1, 160–170, ~3, 3, 21. Main stage: 170, 0, >15, 36, 1; 170–180, ~2, 5, 41, 1; 180, 0, 3, 44; 1.5–2, 180–190, 2, 5, 49. Later stage: 190–200, 3–4, 3, 52, 2; 200–210, 5, 2, 54, 2; 210–230, 5–10, 3, 57, 2; 230, 0, 1–2, 59, 3; 230, 0, 1–2, 62, 5 :handshake
Reply #42012-03-30
The explanation upstairs is really detailed; I’ve learned something from it :P The process of restoring the catalyst is very important.

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