Patent US2255090A successfully refreshed from Google Patents.
Patent US3334976A successfully refreshed from Google Patents.
US3334976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process to render innocuous water present in petroleum distillates and inhibit bacteria growth
Assignee: Individual
•
Filing: 1963-07-29
•
Granted: 1967-08-08
•
Expires: 1983-07-29
Abstract
No abstract record available.
Inventors
- 👤 Robert S Norris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:42
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/12; C10L1/1233; C10L1/125; C10L1/1275; C10L1/1291; C10L1/14; C10L1/24; C10L1/2431; C10L1/2437
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
IN THE PROCESS OF RENDERING WATER PRESENT IN PETROLEUM DISTILLATE FUEL OILS INNOCUOUS AND INHIBITING BACTERIAL ACTION THEREIN BY ADDING A BIOCIDE THERETO, THE IMPROVEMENT WHICH COMPRISES DISSOLVING SUFFICIENT BIOCIDE IN WATER BIOCIDE, FORMING A WATER-IN-OIL EMULSION OF THE SAID SOLUTION IN A PETROLEUM OIL WITH A PETROLEUM SULFONATE AS AN EMULSIFYING AGENT, AND THEREAFTER ADDING THE EMULSION TO A PETROLEUM DISTILLATE FUEL OIL CONTAINING AN EMULSION BREAKING QUALITY OF ENTRAINED WATER, CAUSING THE EMULSION TO BREAK, INCREASING THE SPECIFIC GRAVITY AND SETTLING PROPERTIES OF THE WATER PHASE WHILE PROVIDING A BACTERIAL BIOCIDE IN THE SEPARATED WATER.
Claim 2
Dependent Claim
97 words
IN THE PROCESS OF RENDERING WATER PRESENT IN PETROLEUM DISTILLATE FUEL OILS INNOCUOUS AND INHIBITING BACTERIAL ACTION THEREIN BY ADDING A BIOCIDE THERETO, THE IMPROVEMENT WHICH COMPRISES DISSOLVING SUFFICIENT BIOCIDE IN WATER BIOCIDE, FORMING A WATER-IN-OIL EMULSION OF THE SAID SOLUTION IN A PETROLEUM OIL WITH A PETROLEUM SULFONATE AS AN EMULSIFYING AGENT, AND THEREAFTER ADDING THE EMULSION TO A PETROLEUM DISTILLATE FUEL OIL CONTAINING AN EMULSION BREAKING QUALITY OF ENTRAINED WATER, CAUSING THE EMULSION TO BREAK, INCREASING THE SPECIFIC GRAVITY AND SETTLING PROPERTIES OF THE WATER PHASE WHILE PROVIDING A BACTERIAL BIOCIDE IN THE SEPARATED WATER.
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |