Patent US4631254A successfully refreshed from Google Patents.
Patent US3295982A successfully refreshed from Google Patents.
US3295982A
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Continuous rendering method and apparatus
Assignee: FMC Corp
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Filing: 1962-07-23
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Granted: 1967-01-03
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Expires: 1982-07-23
Abstract
No abstract record available.
Inventors
- 👤 Frank D Hickey
- 👤 Harold W Adams
- 👤 Hirahara Katsuji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:04
CPC Classifications
C; C11; C11B; C11B1/00; C11B1/12; C11B1/16; A; A23; A23J; A23J1/00; A23J1/001; A23J1/002; A23K; A23K10/00; A23K10/20; A23K10/26; C11B1/06; C11B1/08; C11B1/14
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
100 words
IN A PROCESS OF RENDERING ANIMAL FATS OR OTHER FATCONTAINING SOLIDS, THE STEPS OF COOKING ANIMAL MATERIAL IN A CONFINED STEAM ATMOSPHERE UNDER PRESSURE TO CAUSE THE SEPARATION OF THE MATERIAL INTO MEAL, FAT, AND PROTEINACEOUS EXTRACT; SEPARATING THE MEAL, FAT AND EXTRACT FROM EACH OTHER; DIRECTING A PORTION OF THE EXTRACT INTO AND THROUGH THE SEPARATED MEAL TO STRIP FAT FROM THE MEAL AND PROVIDE RELATIVELY LOW FAT MEAL; ADDING PROTEIN-ENRICHED MEAL TO SAID LOW FAT MEAL TO FORM A MIXTURE OF THE MEALS HAVING A RELATIVELY HIGH PROTEIN CONTENT; AND DRYING SAID MIXTURE TO REDUCE ITS LIQUID CONTENT.
Claim 2
Dependent Claim
116 words
IN A SYSTEM FOR RENDERING INEDIBLE AMINAL FATS THE COMBINATION OF A PROCESSING VESSEL HAVING A COOKING ZONE AND A DRAIN ZONE, MEANS FOR MAINTAINING A PRESSURIZED STEAM ATMOSPHERE IN SAID VESSEL WHEREBY ANIMAL FATS CONFINED IN THE COOKING ZONE OF SAID VESSEL SEPARATE INTO SOLID MATERIAL, FAT AND STICKWATER, MEANS FOR CONVEYING A BODY OF SOLID MATERIAL OUT OF SAID COOKING ZONE AND ALONG SAID DRAIN ZONE, MEANS FOR REMOVING FAT AND STICKWATER FROM SAID COOKING ZONE AND SEPARATING THE FAT FROM THE STICKWATER, AND MEANS FOR DIRECTING A PORTION OF THE STICKWATER INTO AND THROUGH THE SOLID MATERIAL IN THE DRAIN ZONE OF SAID VESSEL TO STRIP FAT THEREFROM AND PRODUCE LOW-FAT SOLID MATERIAL.
Claim 3
Dependent Claim
66 words
IN A PROCESS FOR SEPARATING FATS FROM PROTEINOUS MATTER WHEREIN THE SOLID PROTEINOUS MATTER IS MOVED THROUGH A POOL OF FATTY MATERIAL INCIDENT TO TREATMENT THEREOF IN A PROCESSING VESSLE, THE IMPROVEMENT WHICH COMPRISES THE STEPS OF DIRECTING HEATED STICKWATER INTO SAID PROTEINOUS MATTER AFTER IT LEAVES THE POOL TO STRIP FATTY MATERIAL FROM THE PROTEINOUS MATTER, AND RETURNING THE FATTY MATERIAL BACK TO THE POOL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |