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US3065151A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for corrosion testing

Assignee: Pure Oil Co
•
Filing: 1958-07-17
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Granted: 1962-11-20
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Expires: 1978-07-17
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Abstract

No abstract record available.

Inventors

  • 👤 Schaschl Edward
  • 👤 Glenn A Marsh

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:57
CPC Classifications
G; G01; G01N; G01N17/00; G01N17/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 104 words
A METHOD FOR DETERMINING THE EFFECT OF A CHANGE IN CONDITION ON THE CORROSION RATE PRODUCED BY A CORROSIVE ENVIRONMENT COMPRISING MAINTAINING A FIRST CONFINED ZONE OF A CORROSIVE ENVIRONMENT, MAINTAINING A SECOND CONFINED ZONE OF A CORROSIVE ENVIRONMENT IN ELECTROLYTIC COMMUNICATION WITH SAID FIRST ZONE, DISPOSING A CORRODIBLE ELEMENT IN EACH OF SAID ZONES, SAID ELEMENTS BEING ELECTRICALLY CONNECTED FOR THE FLOW OF CURRENT THEREBETWEEN, MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS, CHANGING A CONDITION INFLUENCING THE CORROSIVE CHARACTER OF ONE OF SAID ZONES, AND AGAIN MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS.
Claim 2
Independent Claim 104 words
A METHOD FOR DETERMINING THE EFFECT OF A CHANGE IN CONDITION ON THE CORROSION RATE PRODUCED BY A CORROSIVE ENVIRONMENT COMPRISING MAINTAINING A FIRST CONFINED ZONE OF A CORROSIVE ENVIRONMENT, MAINTAINING A SECOND CONFINED ZONE OF A CORROSIVE ENVIRONMENT IN ELECTROLYTIC COMMUNICATION WITH SAID FIRST ZONE, DISPOSING A CORRODIBLE ELEMENT IN EACH OF SAID ZONES, SAID ELEMENTS BEING ELECTRICALLY CONNECTED FOR THE FLOW OF CURRENT THEREBETWEEN, MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS, CHANGING A CONDITION INFLUENCING THE CORROSIVE CHARACTER OF ONE OF SAID ZONES, AND AGAIN MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS.

References Cited (Backward Citations)

US2396934A Cited
US2857320A Cited
US2851570A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-11-19 1966-05-21 1966-11-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-11-19 1970-05-21 1970-11-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-11-19 1974-05-21 1974-11-20 $7700.00 Window Closed / Lapsed

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