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US3080323A Expired / Lapsed US ⏱️ 0.0 years remaining

Composition for radioactive decontamination and descaling of cobalt alloys

Assignee: Purex Corp Ltd
•
Filing: 1959-04-07
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Granted: 1963-03-05
•
Expires: 1979-04-07
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Abstract

No abstract record available.

Inventors

  • 👤 Newman Kenneth Walter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 02:07
CPC Classifications
C; C23; C23G; C23G1/00; C23G1/14; C23G1/20; G; G21; G21F; G21F9/00; G21F9/001; G21F9/002; G21F9/004

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 69 words
A COMPOSITION OF MATTER WHICH WHEN DISSOLVED IN WATER FORMS AN ALKALINE SOLUTION SUITABLE FOR DECONTAMINATING AND DESCALING COBALT ALLOYS WITHOUT ANY MATERIAL CORROSION THEREOF, WHICH CONSISTS ESSENTIALLY OF ABOUT 15 TO ABOUT 85% BY WEIGHT OF ALKALI METAL HYDROXIDE, ABOUT 2 TO ABOUT 45% BY WEIGHT OF ALKALI METAL PERMANGANATE, AND ABOUT 1 TO ABOUT 10% OF A MEMBER OF THE GROUP CONSISTING OF SOLUBLE CHROMATES AND DICHROMATES.
Claim 2
Dependent Claim 69 words
A COMPOSITION OF MATTER WHICH WHEN DISSOLVED IN WATER FORMS AN ALKALINE SOLUTION SUITABLE FOR DECONTAMINATING AND DESCALING COBALT ALLOYS WITHOUT ANY MATERIAL CORROSION THEREOF, WHICH CONSISTS ESSENTIALLY OF ABOUT 15 TO ABOUT 85% BY WEIGHT OF ALKALI METAL HYDROXIDE, ABOUT 2 TO ABOUT 45% BY WEIGHT OF ALKALI METAL PERMANGANATE, AND ABOUT 1 TO ABOUT 10% OF A MEMBER OF THE GROUP CONSISTING OF SOLUBLE CHROMATES AND DICHROMATES.

References Cited (Backward Citations)

US1553881A Cited
US1734706A Cited
US1899734A Cited
US2207767A Cited
US2303399A Cited
US2223771A Cited
US2598889A Cited
US2861015A Cited
US2870048A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-03-04 1966-09-03 1967-03-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-03-04 1970-09-03 1971-03-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-03-04 1974-09-03 1975-03-05 $7700.00 Window Closed / Lapsed

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