Title: Apparatus for converting the residual nutritive content of animal waste into nutritious and palatable feed supplement for refeeding to livestock

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Claims: What is claimed is:

1. Apparatus for collecting the processing animal waste comprising:

a pen for containing livestock having a slotted floor,

a trough arranged below said floor for receiving animal waste dropped therein by the animals housed in said pen,

scraper means for periodically removing the animal waste from said trough to a holding tank in time periods of less than 24 hours,

a holding tank for diluting the waste,

separating means for removing the solids from the liquids of the diluted waste received from said holding tank,

press means for receiving and compressing the solids from said separating means,

drying means for receiving the solids from said press means for moisture reduction and pasteurization thereof, and

means for processing the liquids received from said separating means.

2. The apparatus set forth in claim 1 wherein:

said drying means comprises a thermophilic pile.

3. The apparatus set forth in claim 1 wherein:

said drying means comprises a fermenter.

4. The apparatus set forth in claim 1 wherein:

said drying means sterilizes the solids from said press means.

5. The apparatus set forth in claim 1 in further combination with:

means for receiving at least a part of the liquid pressed from said solids by said press means for transmittal back to said holding tank.

Other info:

Inventors: Bunger, Richard E. (Phoenix, AZ, US)

Application Number: 557051
Filing Date: 1975-03-10
Publication_date: 1976-05-11
Assignee:
Primary Class(es): 119/451 119/51.02, 426/635
Other Classes:
US Patent Ref:

2591643	Apr, 1952	Volmer	119/28.
3021819	Feb, 1962	Krahn	119/28.
3462275	Aug, 1969	Bellamy	210/15.
3550524	Dec, 1970	Brumagim	119/28.

Other Refs:
Primary Examiner: Chamblee, Hugh R.
Assistant Examiner:
Attorney: Lindsley; Warren F. B.