Patent US1684295A successfully refreshed from Google Patents.
Patent US3767416A successfully refreshed from Google Patents.
US3767416A
Expired / Lapsed
US
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Paunch manure treatment process
Assignee: Individual
•
Filing: 1972-07-10
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Granted: 1973-10-23
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Expires: 1992-07-10
Abstract
Abstract The conversion of Paunch Manure into a valuable and useful product and the reduction of highly undesirable odors therefrom by treating it with a mixture of tricholroacetic acid, hydrochloric acid, sodium lauryl sulfate and heat.
Inventors
- 👤 K Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:12
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/001; A23J1/003; A23K; A23K10/00; A23K10/20; A23K10/26; Y; Y10; Y10S; Y10S426/00; Y10S426/807; Y10S530/00; Y10S530/859
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
49 words
The process of claim 1 wherein said precipitate and said aqueous solution is heated to boiling after having passed through said filter causing an increased rate of precipitation of said proteins and other nutrients, thereby causing said precipitate to flocculate, said precipitate then being separated from said aqueous solution.
Claim 2
Dependent Claim
33 words
The process of claim 1 wherein gasseous matter is injected into the filtrate below the fluid surface thereof, thereby causing said precipitate to flocculate, said precipitate then being separated from said aqueous solution.
Claim 3
Dependent Claim
23 words
The process of claim 1 wherein said filtrate is centrifuged, thereby concentrating said precipitate, said precipitate then being separated from said aqueous solution.
References Cited (Backward Citations)
US1071218A
Cited
US3545977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |