Patent US3813337A successfully refreshed from Google Patents.
US3813337A
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Metal working lubricant composition
Assignee: Atlantic Richfield Co
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Filing: 1971-03-18
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Granted: 1974-05-28
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Expires: 1991-03-18
Abstract
Abstract SOLUBLE OIL COMPOSITIONS AND AQUEOUS EMULSIONS THEREOF HAVING IMPROVED EXTREME PRESSURE PROPERTIES AND BEING USEFUL IN METAL WORKING OPERATIONS ARE DISCLOSED. THE SOLUBLE OIL COMPOSITIONS COMPRISE LUBRICATING OIL, NON-CATIONIC EMULSIFIER, OVERBASED ALKALI METAL OR ALKALINE EARTH METAL SULFONATE, CHLORINATED HYDROCARBONACEOUS COMPONENT, A COUPLING AGENT AND A STABLIZING AMOUNT OF WATER. THE AQUEOUS EMULSIONS ARE FORMED BY COMBINING A MAJOR AMOUNT OF WATER WITH A MINOR AMOUNT OF THE COMPOSITION DESCRIBED ABOVE.
Inventors
- 👤 D Sheldahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:02
CPC Classifications
C; C10; C10M; C10M169/00; C10M169/04; C10M169/045; C10M105/00; C10M105/50; C10M105/72; C10M131/00; C10M159/00; C10M159/12; C10M159/20; C10M159/24; C10M173/00; C10M2211/00; C10M2211/003; C10M2211/06; C10M2219/00; C10M2219/003; C10M2219/02; C10M2219/021; C10M2219/04; C10M2219/0406; C10M2219/046; C10M2219/0463; C10M2219/06; C10M2219/061; C10M2219/08; C10M2219/081; C10M2219/10; C10M2219/101
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-27 | 1977-11-26 | 1978-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-27 | 1981-11-26 | 1982-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-27 | 1985-11-26 | 1986-05-28 | $7700.00 | Window Closed / Lapsed |