Autothermal aerobic digestion system having closed defoaming...

Details Autothermal aerobic digestion system having closed defoaming... Autothermal aerobic digestion system having closed defoaming...

2005-11-08

2005-11-08

Barry, Chester T. (Department: 1724)

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Diverse sensing means

C210S197000, C210S194000, C210S209000, C210S220000

Reexamination Certificate

active

06962653

ABSTRACT:
Disclosed is an autothermal aerobic digestion system having closed defoaming system. The system according to the present invention completely controls light and heavy foam by using a series of aeration venturi and defoamer venturi and a foam collector pipe. According to this invention, an internal pressure of a digester is elevated by using inversely troublesome foam, so pathogenic microorganisms is destroyed. In addition to, by using simple venturi, an air inlet, defoaming and a recycling of a warm air can be achieved.

REFERENCES:
patent: 4997660 (1991-03-01), Wittler
patent: 5783089 (1998-07-01), Anderson et al.
patent: 5928493 (1999-07-01), Morkovsky et al.
patent: 6660164 (2003-12-01), Stover
patent: 2003/0087969 (2003-05-01), Slone et al.

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