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Steady-State Thermomechanical Finite Element Analysis of Elastoviscoplastic Metal Forming Processes

Description: Extrusion and rolling processes exhibiting large amounts of plastic flow are analyzed using a finite element technique that is based on a modified creeping viscous flow approximation. The technique, called the initial stress-rate method, iteratively corrects creeping viscous flow solutions to generate results that include elastic response. The momentum equations have been coupled with the energy equation to provide the capability to predict thermomechanical response during forming operations.
Date: January 1, 1977
Creator: Dawson, P.R. & Thompson, E.G.
Partner: UNT Libraries Government Documents Department
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Rehabilitation Potential and Practices of Colorado Oil Shale Lands. Progress Report, June 1, 1976--May 31, 1977

Description: Substantial progress has been made towards implementing all of the prescribed studies and satisfying the stated objectives since the Oil Shale Rehabilitation Project was actively initiated in June 1976. Concurrent with implementation, research objectives were substantively defined and supplemented without distracting or departing from the original purpose. Current studies are designed to fill voids in the present status of knowledge regarding lands disturbed by an impending oil shale industry i… more
Date: February 1, 1977
Creator: Sims, P. L.
Partner: UNT Libraries Government Documents Department
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Ground-Water Resources of the Alluvial Aquifers in Northeastern Larimer County, Colorado

Description: From introduction: Ground water is a source of municipal, domestic, stock, and irrigation water supply for most of northeastern Larimer County, Colorado. This report presents the results of a study made to determine the quantity, availability, and quality of the ground water. This information should be useful particularly for land-use planning and the utilization and protection of the ground-water resources.
Date: January 1977
Creator: Hurr, R. Theodore & Schneider, Paul A., Jr.
Partner: UNT Libraries Government Documents Department
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