Patent US2953672A successfully refreshed from Google Patents.
US2953672A
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US
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Method of heat treating metals by electrolytic processes
Assignee: Individual
•
Filing: 1956-10-29
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Granted: 1960-09-20
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Expires: 1976-10-29
Abstract
No abstract record available.
Inventors
- 👤 Wisken Adolf
- 👤 Jack J Baier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:52
CPC Classifications
C; C21; C21D; C21D1/00; C21D1/34; C21D1/40; C21D1/38; H; H05; H05B; H05B3/00; H05B3/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A PROCESS FOR HEATING METALS COMPRISING IMMERSING THE METAL TO BE TREATED IN A PRESELECTED ELECTROLYTIC BATH AND CAUSING A CURRENT AT A GIVEN VOLTAGE TO FLOW IN SUCH MANNER THAT THE METAL FUNCTIONS AS A CATHODE, THEREAFTER CAUSING A HEAVY LAYER OF MINUTE BUBBLES ENCLOSED IN COMPLETE VAPOR ENVELOPES TO FROM ON SAID CATHODE, WHICH ENVELOPES OFFER A PLURALITY OF EXTEREMLY HIGH RESISTANCE PATHS TO THE CURRENT AND THEREBY CAUSE THE METAL TO HEAT VERY RAPIDLY, AT SAID GIVEN VOLTAGE SAID CURRENT DECREASES WHEN SAID VAPOR ENVELOPES FORM ABOUT SAID BUBBLES, AND SAID VOLTAGE IS APPLIED AT A SUITABLE GIVEN VALUE TO START THE PROCESS, THEN MAY BE DROPPED TO A SUITABLE VALUE TO CONTINUE AND CLOSELY CONTROL THE HEATING OF THE METAL.
Claim 2
Dependent Claim
124 words
A PROCESS FOR HEATING METALS COMPRISING IMMERSING THE METAL TO BE TREATED IN A PRESELECTED ELECTROLYTIC BATH AND CAUSING A CURRENT AT A GIVEN VOLTAGE TO FLOW IN SUCH MANNER THAT THE METAL FUNCTIONS AS A CATHODE, THEREAFTER CAUSING A HEAVY LAYER OF MINUTE BUBBLES ENCLOSED IN COMPLETE VAPOR ENVELOPES TO FROM ON SAID CATHODE, WHICH ENVELOPES OFFER A PLURALITY OF EXTEREMLY HIGH RESISTANCE PATHS TO THE CURRENT AND THEREBY CAUSE THE METAL TO HEAT VERY RAPIDLY, AT SAID GIVEN VOLTAGE SAID CURRENT DECREASES WHEN SAID VAPOR ENVELOPES FORM ABOUT SAID BUBBLES, AND SAID VOLTAGE IS APPLIED AT A SUITABLE GIVEN VALUE TO START THE PROCESS, THEN MAY BE DROPPED TO A SUITABLE VALUE TO CONTINUE AND CLOSELY CONTROL THE HEATING OF THE METAL.
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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |