Gas and liquid contact apparatus – Contact devices – Rotating
Reexamination Certificate
2008-01-29
2008-01-29
Bushey, Scott (Department: 1724)
Gas and liquid contact apparatus
Contact devices
Rotating
C261S091000, C261S093000
Reexamination Certificate
active
07322565
ABSTRACT:
The invention describes a stirring device made from a gassing stirrer and a liquid mixer or two liquid mixers, which are arranged on a shaft and each have a feed and at least one exit opening, wherein the exit openings of the gassing stirrer and of the liquid mixer or the liquid mixers are at a distance from one another, the ratio, a/d, of the distance, a, between the exit openings to the diameter, d, of the gassing stirrer or liquid mixer being 0.02 to 0.5 and the ratio, b/d, of the distance, b, between the outer edges to the diameter, d, of the gassing stirrer or liquid mixer being 0.01 to 0.4.
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Zlokarnik M et al: “Rohr- und Scheibenrührer—zwei leistungsfähige Rührer zur Flüssigkeitsbega-sung” CHEMIE-ING-TECHN., Bd. 39, Nr. 20, 1967, Seiten 1163-1168 XP009056521.
Buse Rainer
Keggenhoff Berthold
Münnig Jürgen
Ritter Joachim
Steffens Friedhelm
Bayer MaterialScience AG
Bushey Scott
Mrozinski, Jr. John E.
Whalen Lyndanne M.
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