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4056445 |
Determination of corrosion rates by an electrochemical method
A method for the rapid determination of corrosion rates on a metallic material immersed in an electrolyte employs an electrochemical cell including at least one electrode of the material whose...
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3999121 |
Well casing corrosion meter
Apparatus for making a surface measurement of well casing external corrosion current including a voltmeter, a variable current source, a reference electrode, and a ground electrode. Current is...
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3660249 |
METHOD AND APPARATUS FOR DETERMINING BOTH THE AVERAGE CORROSION RATE, AND THE PITTING TENDENCY, SUBSTANTIALLY INDEPENDENTLY OF THE RESISTANCE OF THE ELECTROLYTE
The method makes use of three electrodes which are exposed to the corrosive environment, the electrodes being the corroding or test electrode, the reference electrode, and the auxiliary electrode....
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3633099 |
PROCESS AND APPARATUS FOR DETERMINING CREVICE CORROSION BY POLARIZATION TECHNIQUES
Crevice corrosion is detected and its extent is qualitatively measured by use of a two-electrode, polarization-type probe. The two electrodes are fabricated of the same metal and have substantially...
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3631338 |
METHOD AND APPARATUS FOR DETERMINING GALVANIC CORROSION BY POLARIZATION TECHNIQUES
A specially modified, two-electrode polarization probe is used to detect the onset of and qualitatively measure nonuniform or pitting corrosion of the galvanic type. Each probe electrode consists...
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3607673 |
METHOD FOR MEASURING CORROSION RATE
A system for correcting for the IR drop between electrodes when corrosion rate of the electrodes is measured by applying a small DC voltage across the electrodes. Ionic conductor resistance is...
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3428532 |
METHOD FOR IDENTIFYING METALS AND ALLOYS
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3331021 |
A. c. corrosion-rate meter and method
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3303109 |
Process for the determination of diffusion profiles in semiconductor bodies
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3282804 |
Method and apparatus for analyzing metals, alloys and semiconductors
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3250689 |
Simplified method of measuring corrosion using reference electrode
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3207678 |
Process for determining cathodically protecting current densities
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3156631 |
Method of measuring corrosion of electronic conductors by non-gaseous ionic conductors
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3069332 |
Simplification in method of measuring corrision of electronic conductors by non-gaseous ionic conductors
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2943027 |
Method and apparatus for determining current density
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2803797 |
Method and apparatus for indicating cathodic protection
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3716460 |
Title is not available
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3725212 |
Title is not available
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