Patent US3598649A successfully refreshed from Google Patents.
US3598649A
Expired / Lapsed
US
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Method and apparatus for de-oiling metal chips and the like
Assignee: Individual
•
Filing: 1968-10-22
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Granted: 1971-08-10
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Expires: 1988-10-22
Abstract
Abstract PROCESS AND APPARATUS FOR DE-OILING METAL CUTTINGS ORCHIPS IN WHICH SUCH CHIPS PASS THROUGH A REFRACTORY LINED ROTARY CYLINDER, THE FEED RATE OF THE CHIPS TO SUCH CYLINDER BEING CONTROLLED BY THE TEMPERATURE OF THE COMBUSTION PRODUCTS AT THE DISCHARGE END OF THE CYLINDER WHILE THE BURNER AT THE FEED END OF THE CYLINDER IS CONTROLLED BY THE TEMPERTURE OF THE COMBUSTION PRODUCTS AT SUCH FEED END.
Inventors
- 👤 Aurelius Mark Juhasz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:07
CPC Classifications
C; C23; C23G; C23G5/00; C22; C22B; C22B1/00; C22B1/005; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |