US3282846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibited single-phase anti-freeze formulations and method
Assignee: ConocoPhillips Co
•
Filing: 1962-05-28
•
Granted: 1966-11-01
•
Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 William P Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:12
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C09; C09K; C09K5/00; C09K5/20
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
99 words
A CORROSION INHIBITED SINGLE-PHASE ANTI-FREEZE FORMULATION COMPRISING A WATER MISCIBLE GLYCOL CONTAINING A CORROSION INHIBITING AMOUNT OF A CORROSION INHIBITOR SYSTEM ON A WEIGHT BASIS CONSISTING OF THE FOLLOWING TWO INGREDIENTS, SODIUM BORATE IN AN AMOUNT EQUIVALENT TO ABOUT 2 TO ABOUT 3 PARTS OF SODIUM TETRABORATE PENTAHYDRATE, SODIUM METASILICATE IN AN AMOUNT EQUIVALENT TO ABOUT 0.01 TO ABOUT 0.3 PART OF SODIUM METASILICATE PENTAHYDRATE, AND ADDITIONALLY ABOUT 1.0 TO ABOUT 5.0 PARTS OF WATER WITH THE FURTHER PROVISION THAT SAID AMOUNT OF WATER IS AT LEAST THREE TIMES AS MUCH AS SAID SODIUM METASILICATE EMPLOYED IN THEINHIBITOR SYSTEM.
Claim 2
Dependent Claim
99 words
A CORROSION INHIBITED SINGLE-PHASE ANTI-FREEZE FORMULATION COMPRISING A WATER MISCIBLE GLYCOL CONTAINING A CORROSION INHIBITING AMOUNT OF A CORROSION INHIBITOR SYSTEM ON A WEIGHT BASIS CONSISTING OF THE FOLLOWING TWO INGREDIENTS, SODIUM BORATE IN AN AMOUNT EQUIVALENT TO ABOUT 2 TO ABOUT 3 PARTS OF SODIUM TETRABORATE PENTAHYDRATE, SODIUM METASILICATE IN AN AMOUNT EQUIVALENT TO ABOUT 0.01 TO ABOUT 0.3 PART OF SODIUM METASILICATE PENTAHYDRATE, AND ADDITIONALLY ABOUT 1.0 TO ABOUT 5.0 PARTS OF WATER WITH THE FURTHER PROVISION THAT SAID AMOUNT OF WATER IS AT LEAST THREE TIMES AS MUCH AS SAID SODIUM METASILICATE EMPLOYED IN THEINHIBITOR SYSTEM.
Claim 3
Dependent Claim
77 words
AN ADDITIVE COMPOSITION FOR USE IN WATER MISCIBLE GLYCOLIC ANTI-FREEZE FORMULATIONS ON A WEIGHT BASIS CONSISTING OF SODIUM BORATE IN AN AMOUNT EQUIVALENT TO ABOUT 2 TO ABOUT 3 PARTS OF SODIUM TETRABORATE PENTAHYDRATE, SODIUM METASILICATE IN AN AMOUNT EQUIVALENT TO ABOUT 0.01 TO ABOUT 0.3 PART OF SODIUM METASILICATE PENTAHYDRATE, ABOUT 1.0 TO ABOUT 5.0 PARTS OF WATER, ABOUT 0.005 TO ABOUT 0.5 PART OF SODIUM MERCAPTOBENZOTHIAZOLE, AND ABOUT 0.01 TO ABOUT 2.0 PARTS OF TRIBUTOXYETHYLPHOSPHATE.
Claim 4
Dependent Claim
77 words
AN ADDITIVE COMPOSITION FOR USE IN WATER MISCIBLE GLYCOLIC ANTI-FREEZE FORMULATIONS ON A WEIGHT BASIS CONSISTING OF SODIUM BORATE IN AN AMOUNT EQUIVALENT TO ABOUT 2 TO ABOUT 3 PARTS OF SODIUM TETRABORATE PENTAHYDRATE, SODIUM METASILICATE IN AN AMOUNT EQUIVALENT TO ABOUT 0.01 TO ABOUT 0.3 PART OF SODIUM METASILICATE PENTAHYDRATE, ABOUT 1.0 TO ABOUT 5.0 PARTS OF WATER, ABOUT 0.005 TO ABOUT 0.5 PART OF SODIUM MERCAPTOBENZOTHIAZOLE, AND ABOUT 0.01 TO ABOUT 2.0 PARTS OF TRIBUTOXYETHYLPHOSPHATE.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |