Patent US3361213A successfully refreshed from Google Patents.
US3361213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of decreasing friction loss in turbulent liquids
Assignee: Mobil Oil AS
•
Filing: 1965-09-13
•
Granted: 1968-01-02
•
Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph G Savins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:19
CPC Classifications
A; A62; A62D; A62D1/00; A62D1/0028; A62D1/0035; A62D1/0042; C; C09; C09K; C09K3/00; C11; C11D; C11D9/00; C11D9/02; Y; Y02; Y02T; Y02T70/00; Y02T70/10; Y10; Y10S; Y10S166/00; Y10S166/902; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0391
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A PROCESS WHEREIN AN AQUEOUS LIQUID IS SUBJECTED TO TURBULENT CONDITIONS, THE IMPROVEMENT WHICH COMPRISES REDUCING THE FRICTION LOSS DUE TO SAID TURBULENT CONDITIONS BY INCORPORATING IN SAID AQUEOUS LIQUID SUFFICIENT QUANTITIES OF A SOAP SYSTEM TO CREATE A VISCOELASTIC LIQUID, SAID SOAP SYSTEM BEING SELECTED FROM THE GROUP CONSISTING OF: (A) AN ALKALI METAL SOAP OF A FATTY ACID AND A STRONG ELECTROLYTE; (B) AN AMMONIUM SOAP OF A FATTY ACID AND AN ELECTROLYTE; AND (C) A SUBSTITUTED AMMONIUM OAP OF A FATTY ACID; SAID FATTY ACID CONTAINING FROM 12 TO 18 CARBON ATOMS, INCLUSIVE, SAID LIQUID CONTAINING SAID SOAP SYSTEM HAVING A PH GREATER THAN 7.0.
Claim 2
Dependent Claim
109 words
IN A PROCESS WHEREIN AN AQUEOUS LIQUID IS SUBJECTED TO TURBULENT CONDITIONS, THE IMPROVEMENT WHICH COMPRISES REDUCING THE FRICTION LOSS DUE TO SAID TURBULENT CONDITIONS BY INCORPORATING IN SAID AQUEOUS LIQUID SUFFICIENT QUANTITIES OF A SOAP SYSTEM TO CREATE A VISCOELASTIC LIQUID, SAID SOAP SYSTEM BEING SELECTED FROM THE GROUP CONSISTING OF: (A) AN ALKALI METAL SOAP OF A FATTY ACID AND A STRONG ELECTROLYTE; (B) AN AMMONIUM SOAP OF A FATTY ACID AND AN ELECTROLYTE; AND (C) A SUBSTITUTED AMMONIUM OAP OF A FATTY ACID; SAID FATTY ACID CONTAINING FROM 12 TO 18 CARBON ATOMS, INCLUSIVE, SAID LIQUID CONTAINING SAID SOAP SYSTEM HAVING A PH GREATER THAN 7.0.
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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |