US3048528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Descaling titanium and titanium alloy articles
Assignee: Titanium Metals Corp
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Filing: 1959-11-23
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Granted: 1962-08-07
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Expires: 1979-11-23
Abstract
No abstract record available.
Inventors
- 👤 Loren C Covington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:04
CPC Classifications
C; C25; C25F; C25F1/00; C25F1/02; C25F1/04; C25F1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN A METHOD FOR LOOSENING SCALE FROM A SURFACE OF AN ARTICLE OF METAL SELECTED FROM TEH GROUP CONSISTING OF TITANIUM AND TITANIUM BASE ALLOYS WHICH COMPRISES CONNECTING SAID ARTICLE TO THE POSITIVE POLE OF A SOURCE OF DIRECT ELECTRIC CURRENT, CONNECTING AN ELECTRODE HAVING A PERVIOUS AND INSULATING PADDING TO THE NEGATIVE POLE OF SAID SOURCE OF ELECTRIC CURRENT AND ROLLING SAID ELECTRODE OVER A SCALED SURFACE OF SAID ARTICLE WITH SAID PADDING IN CONTACT WITH SAID SCALED SURFACE, MEANWHILE MAINTAINING SAID PADDING WET WITH AN ELECTROLYTE AND MEANWHILE PASSING DIRECT ELECTRIC CURRENT BETWEEN SAID ARTICLE AND SAID ELECTRODE, THE IMPROVEMENTS WHICH COMPRISE
Claim 2
Dependent Claim
104 words
IN A METHOD FOR LOOSENING SCALE FROM A SURFACE OF AN ARTICLE OF METAL SELECTED FROM TEH GROUP CONSISTING OF TITANIUM AND TITANIUM BASE ALLOYS WHICH COMPRISES CONNECTING SAID ARTICLE TO THE POSITIVE POLE OF A SOURCE OF DIRECT ELECTRIC CURRENT, CONNECTING AN ELECTRODE HAVING A PERVIOUS AND INSULATING PADDING TO THE NEGATIVE POLE OF SAID SOURCE OF ELECTRIC CURRENT AND ROLLING SAID ELECTRODE OVER A SCALED SURFACE OF SAID ARTICLE WITH SAID PADDING IN CONTACT WITH SAID SCALED SURFACE, MEANWHILE MAINTAINING SAID PADDING WET WITH AN ELECTROLYTE AND MEANWHILE PASSING DIRECT ELECTRIC CURRENT BETWEEN SAID ARTICLE AND SAID ELECTRODE, THE IMPROVEMENTS WHICH COMPRISE
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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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |