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US2793993A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrolytic treating apparatus

Assignee: Allegheny Ludlum Steel Corp
•
Filing: 1954-07-21
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Granted: 1957-05-28
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Expires: 1974-07-21
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Abstract

No abstract record available.

Inventors

  • 👤 Robert J Stock
  • 👤 Mclay John

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 08:21
CPC Classifications
C; C25; C25D; C25D17/00; C25D17/10

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 154 words
IN AN IMPROVED ELECTROLYTIC TREATING APPARATUS FOR TREATING METAL STRIP WITHIN A SOLUTION IN A BATH CONTAINER, A SUPPORT STRUCTURE POSITIONED ABOVE THE CONTAINER, AT LEAST ONE CROSS MEMBER SUSPENDED FROM SAID SUPPORT STRUCTURE COLUMNS EXTENDING ACROSS THE CONTAINER, A PAIR OF SUPPORT COLUMNS EXTENDING FROM SAID CROSS BAR INTO THE CONTAINER IN A TRANSVERSELY SPACED-APART RELATIONSHIP WITH RESPECT TO EACH OTHER, MEANS INSULATING SAID PAIR OF SUPPORT COLUMNS FROM SAID CAROSS BAR, A PLURALITY OF ELECTRODES PROJECTING TRANSVERSELU BETWEEN SAID COLUMNS IN A VERTICALLY SPACED-APART RELATIONSHIP WITH EACH OTHER WITHIN THE CONTAINER, A CONDUCTOR BAR ELECTRICALLY CONNECTED TO AND EXTENDING FROM SAID CROSS MEMBER INTERMEDIATE SAID SUPPORT COLUMNS INTO THE CONTAINER, SAID CONDUCTOR MEMBER BEING ELECTRICALLY CONNECTED AT ITS EXTENDING END TO SAID COLUMNS PAIR TO SUPPLY ELECTRIC CURRENT TO THE EXTENDING END OF SAID COLUMN PAIR AND THROUGH THEM TO THE ELECTRODES CARRIED THEREBY AT A LOCATION REMOTE FROM SAID CROSS MEMBER.

References Cited (Backward Citations)

US1250757A Cited
US1208584A Cited
US1478853A Cited
US2086224A Cited
US2331320A Cited
US2382018A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-05-27 1960-11-26 1961-05-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-05-27 1964-11-26 1965-05-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-05-27 1968-11-26 1969-05-28 $7700.00 Window Closed / Lapsed

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