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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
81

Evaluation of erosion-corrosion on ruthenium enriched hardmetal coatings

Nelwalani, Ndivhuwo Brayner 17 September 2014 (has links)
M.Tech. (Engineering: Metallurgy) / The aim of the study was to determine the slurry erosion-corrosion rates as well as electrochemical corrosion rates of WC-Fe-Ru coatings that were thermally coated using a plasma transferred arc method. The WC-Fe-Ru coatings used had different bulk Ru concentrations that varied from 0.7 to 4.1 wt% Ru. A slurry jet impingement erosion-corrosion test rig was used for the erosion-corrosion rate measurements, and an Autolab 302 potentiostat was used to measure the open circuit potential during a 12 hour exposure in the test solution, as well as a potentiodynamic scan to determine the corrosion potential...
82

On a new Markov model for the pitting corrosion process and its application to reliability

Rodriguez, Elindoro Suarez. January 1986 (has links)
No description available.
83

The polarization characteristics of aluminum and stainless steel in fuming nitric acid and their application to corrosion, anodic passivation and cathodic protection /

Barron, Saul January 1954 (has links)
No description available.
84

The sorption of some diatomic gases on stainless steel and iron surfaces and its relation to passivity /

McKinnell, William Parks January 1956 (has links)
No description available.
85

An electrochemical study of pitting corrosion in stainless steels /

Greene, Norbert D. January 1957 (has links)
No description available.
86

Electrochemical and corrosion studies of iron, cobalt and nickel by sodium carbonate /

Miglin, Bruce Paul January 1983 (has links)
No description available.
87

Corrosion behavior of the aluminum alloy-type 347 stainless steel galvanic couple in fuming nitric acid solutions at 160̊ F /

Willging, James Francis January 1953 (has links)
No description available.
88

Corrosion of metals by liquid Na₂CO₃ /

John, Randy Carl January 1979 (has links)
No description available.
89

Evolution of a Cooling Water Treatment Program at a Chemical Processing Plant

Everson, Lawrence P. 01 July 1980 (has links) (PDF)
During the construction of a chemical processing plant, a polyphosphate product was selected for use as a corrosion inhibitor in the open recirculating cooling tower system. After several months of operation, problems in the system made evident the fact that polyphosphate as a corrosion inhibitor was not acceptable. An organic corrosion inhibitor was substituted for the phosphate, resulting in improved corrosion protection and the elimination of phosphate fouling.
90

The Effect of Sweep Rates on Linear Polarization Resistance Measurements

Tulino, Ronald S. 01 January 1976 (has links) (PDF)
A study of Linear Polarizations Resistance Measurements for silver metal immersed in a solution of AgNO3 and HNO3 to determine the effect of varying potential sweep rates has been made. Results indicate that for the system under investigation the Polarization Resistance is a non-linear function of potential sweep rate.

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