Methods and apparatus for mixing fluids

Gas and liquid contact apparatus – Contact devices – Porous mass

Reexamination Certificate

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Details

C261S110000, C261S114200

Reexamination Certificate

active

10502092

ABSTRACT:
A bubble cap (400) has a cap (430) with at least one slot (495) and a riser (420), configured with a skirt height (460) of at least 4 cm, such that 1.5*Skirt Height (cm)+[Slot Length (cm)−Exposed Slot Height (cm)] is greater than or equal to 7.5, and posed such that a liquid fluid and a gas flow co-currently upwardly in a space between the riser (420) and the cap (430).

REFERENCES:
patent: 3218249 (1965-11-01), Ballard et al.
patent: 3584844 (1971-06-01), Papp
patent: 3693948 (1972-09-01), Kloss
patent: 5158714 (1992-10-01), Shih et al.
patent: 6769672 (2004-08-01), Muller

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