US2812343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making refined fatty acids from soap stocks
Assignee: Archer Daniels Midland Co
•
Filing: 1953-04-06
•
Granted: 1957-11-05
•
Expires: 1973-04-06
Abstract
No abstract record available.
Inventors
- 👤 Cox Robert Palmer
- 👤 Robert M Brice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:36
CPC Classifications
C; C11; C11B; C11B13/00; C11B13/02; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
THE METHOD OF PRODUCING LIGHT FATTY ACIDS HAVING A COLOR WHEN FRESHLY DISTILLED OF FROM BOUT 1,5 GARDNER 1933 STANDARD TO ABOUT 6 GRRDNER 1933 STANDARD MAXIMUM AGED COLOR OF ABOUT 1.7 GARDNER 1933 STANDARD TO ABOUT 7 GARDNER 1933 STANDARD FROM SOAPSTOCK WHICH COMPRISES TREATING AN ACIDULATED, WASHED, AUTOCLAVEDAND DRIED SOAPSTOCK WITH 1% TO 5% OF A CONCENTRATED ACID SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC AND SULTHE ACIDS TO AN AGITATED MASS OF THE SOAPSTOCK IN AN AGI-OUT 32*C., MAINTAINING BE ACIDULATED SOAPSTOCK IN AN AGITATED CONDITION AT ABOUT OI*C. FOR A PERIOD OF TIME AFTER ACID ADDITION HAS BEEN COMPLETED, ALLOWING THE MASS TO STAND FOR A SUBSTANTIAL PERIOD OF TIME AT ABOUT 38*C., REMOVING THE CLEAR OIL FROM THE SLUDGE WHICH THEREUPON SETTLES OUT, WASHING TO REMOVE WATER-SOLUBLE PRODUCTS OF THE ACIDULATION, AND THEN DISTILLING OFF THE FATTY ACIDS.
Claim 2
Independent Claim
143 words
THE METHOD OF PRODUCING LIGHT FATTY ACIDS HAVING A COLOR WHEN FRESHLY DISTILLED OF FROM BOUT 1,5 GARDNER 1933 STANDARD TO ABOUT 6 GRRDNER 1933 STANDARD MAXIMUM AGED COLOR OF ABOUT 1.7 GARDNER 1933 STANDARD TO ABOUT 7 GARDNER 1933 STANDARD FROM SOAPSTOCK WHICH COMPRISES TREATING AN ACIDULATED, WASHED, AUTOCLAVEDAND DRIED SOAPSTOCK WITH 1% TO 5% OF A CONCENTRATED ACID SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC AND SULTHE ACIDS TO AN AGITATED MASS OF THE SOAPSTOCK IN AN AGI-OUT 32*C., MAINTAINING BE ACIDULATED SOAPSTOCK IN AN AGITATED CONDITION AT ABOUT OI*C. FOR A PERIOD OF TIME AFTER ACID ADDITION HAS BEEN COMPLETED, ALLOWING THE MASS TO STAND FOR A SUBSTANTIAL PERIOD OF TIME AT ABOUT 38*C., REMOVING THE CLEAR OIL FROM THE SLUDGE WHICH THEREUPON SETTLES OUT, WASHING TO REMOVE WATER-SOLUBLE PRODUCTS OF THE ACIDULATION, AND THEN DISTILLING OFF THE FATTY ACIDS.
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) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |