Liquid purification or separation – With time control
Reexamination Certificate
2007-06-26
2007-06-26
Barry, Chester T. (Department: 1724)
Liquid purification or separation
With time control
C210S263000, C210S220000
Reexamination Certificate
active
11321519
ABSTRACT:
The present invention provides a method of sludge recycling by utilizing an existing facility as it is, degrading sludge efficiently and simply, and producing useful recycled water from treated water separated from the sludge, and an apparatus for sludge recycling. The present invention provides a method of sludge recycling including the steps of: bringing sludge into contact with a sludge degrading agent containing, as an active ingredient, microorganisms containing an actinomyces belonging toStreptomyces; degrading the sludge; separating the degraded sludge into a solid content and a liquid content; and producing recycled water from the liquid content.
REFERENCES:
patent: 4735724 (1988-04-01), Chynoweth et al.
patent: 10-316799 (1998-08-01), None
patent: 11-285698 (1999-10-01), None
patent: 2000-342670 (2000-12-01), None
Akiyama Shingo
Asukai Masaharu
Furuki Suzu
Goto Tamaki
Hosokawa Keiichi
Barry Chester T.
Inaba Miho
Inaba Tsuguo
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