US2686794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonia treatment of glyceride oils, and products resulting therefrom
Assignee: Individual
•
Filing: 1950-09-14
•
Granted: 1954-08-17
•
Expires: 1970-09-14
Abstract
No abstract record available.
Inventors
- 👤 Clayton Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:56
CPC Classifications
C; C11; C11B; C11B3/00; C11B3/02; C11B3/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
131 words
A PROCESS FOR THE REFINING OF CRUDE GLYCERIDE OILS CONTAINING GUMS AND FREE FATTY ACIDS, WHICH PROCESS INCLUDES THE STEPS OF: MIXING THE CRUDE OIL WITH A SUFFICIENT QUANTITY OF AQUEOUS AMMONIA TO FORM AN AMMONIUM SOAP STOCK CONTAINING SAID GUMS, SAID AQUEOUS AMMMONIA BEING OF A STRENGTH IN THE RANGE OF ABOUT 5-20%, THE AMOUNT OF AMMONIA EMPLOYED BEING AT LEAST EQUIVALENT TO THE AMOUNT OF FREE FATTY ACIDS IN SAID CRUDE OIL; SEPARATING THE SOAP STOCK FROM THE OIL; AND DISTILLING THE SEPARATED SOAP STOCK UNDER VACUUM TO DRIVE OFF FREE COMBINED AMMONIA AND WATER TO LEAVE A MIXTURE OF FREE FATTY ACIDS AND GUMS IN SUBSTANTIALLY THE PROPORTIONS PRESENT IN SAID CRUDE GLYCERIDE OIL, SAID MIXING, SEPARATING AND DISTILLING STEPS BEING PERFORMED OUT OF CONTACT WITH THE ATMOSPHERE.
Claim 2
Dependent Claim
131 words
A PROCESS FOR THE REFINING OF CRUDE GLYCERIDE OILS CONTAINING GUMS AND FREE FATTY ACIDS, WHICH PROCESS INCLUDES THE STEPS OF: MIXING THE CRUDE OIL WITH A SUFFICIENT QUANTITY OF AQUEOUS AMMONIA TO FORM AN AMMONIUM SOAP STOCK CONTAINING SAID GUMS, SAID AQUEOUS AMMMONIA BEING OF A STRENGTH IN THE RANGE OF ABOUT 5-20%, THE AMOUNT OF AMMONIA EMPLOYED BEING AT LEAST EQUIVALENT TO THE AMOUNT OF FREE FATTY ACIDS IN SAID CRUDE OIL; SEPARATING THE SOAP STOCK FROM THE OIL; AND DISTILLING THE SEPARATED SOAP STOCK UNDER VACUUM TO DRIVE OFF FREE COMBINED AMMONIA AND WATER TO LEAVE A MIXTURE OF FREE FATTY ACIDS AND GUMS IN SUBSTANTIALLY THE PROPORTIONS PRESENT IN SAID CRUDE GLYCERIDE OIL, SAID MIXING, SEPARATING AND DISTILLING STEPS BEING PERFORMED OUT OF CONTACT WITH THE ATMOSPHERE.
Claim 3
Dependent Claim
36 words
A DE-AMMONIATED PHOSPHATIDIC CONCENTRATE OF A CRUDE GLYCERIDE OIL CONTAINING A MAJOR PORTION OF DE-AMMONIATED PHOSPHATIDES, NOT MORE THAN ABOUT 30% OF SAID OIL, AND AT LEAST 7.5% FREE FATTY ACIDS PRODUCED FROM DE-AMMONIATED SOAP STOCK.
Claim 4
Dependent Claim
36 words
A DE-AMMONIATED PHOSPHATIDIC CONCENTRATE OF A CRUDE GLYCERIDE OIL CONTAINING A MAJOR PORTION OF DE-AMMONIATED PHOSPHATIDES, NOT MORE THAN ABOUT 30% OF SAID OIL, AND AT LEAST 7.5% FREE FATTY ACIDS PRODUCED FROM DE-AMMONIATED SOAP STOCK.
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) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |