D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
9/13
D21C 3/00 (2006.01) B01J 39/04 (2006.01) D21C 7/12 (2006.01) G01N 30/88 (2006.01)
Patent
CA 1255057
Abstract of the Disclosure: The invention relates to a method of controlling sulphite pulping or hydrolytic processes by means of a rapid furfural analyzer. According to the invention, furfural and 5-hydroxymethylfurfural are separated from the other UV-absorbing compounds of a process liquor sample. The concentration measurements are carried out by means of an UV-method. The obtained measuring results are utilized for on-line controlling of the process in question. (Figure 1)
484706
Tikka Panu
Virkola Nils-Erik
Gowling Lafleur Henderson Llp
Oy Advanced Forest Automation Ab
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