Results 171 to 180 of about 1,125 (214)

Mine and Mine Development Planning

2013
Primary step of mining of minerals is the removal of the deposits from the ground. Once the minerals/ore is removed, additional preparation process is required to isolate the valuable minerals from their waste gangue minerals.
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Underground Planning at Stillwater Mining Company

Interfaces, 2001
As part of a new expansion effort, Stillwater Mining Company needed a tool for analyzing development and production scenarios in a new area of an underground platinum and palladium mine in Stillwater, Montana. We developed a large mixed-integer programming model that takes as input the planned mine layout, projected ore quality, and projected costs ...
W. Matthew Carlyle, B. Curtis Eaves
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Reclamation and mine closure plan at Pogo Mine, Alaska

Proceedings of the International Conference on Mine Closure, 2011
The Pogo gold mine is located in an undisturbed and pristine natural setting in central Alaska. The reclamation and mine closure plan needs to ensure that water quality is not unduly influenced after mining operations cease. The key components of the plan are underground mine closure and the reclamation of drystack tailings facility.
Makoto Umedera, Sally McLeod, B Farnham, Stacy Staley   +3 more
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Plans, Planners, and Aggregates Mining

Journal of Planning Education and Research, 2000
Planners often face disparate objectives in regulating the mining of aggregate minerals (sand, gravel, and crushed stone). In this article, the author uses the Baltimore-Washington region to examine how local jurisdictions manage aggregate minerals and the factors that help explain planners’ attitudes toward mineral protection.
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Opportunities to incorporate mine closure into mine planning

2016
Most early mine operations did not include closure planning. When closing an abandoned mine, operators are faced with all of the problems that have been left, for example, old equipment and structures, contamination, unstable landforms and a lack of soil to reclaim the disturbed areas.
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Data Mining Classification Models for Industrial Planning

2017
The data mining models are an excellent tool to help companies that live from the sale of items they produce. With these models combined with Lean Production, it becomes easier to remove waste and optimize industrial production. This project is based on the phases of the methodology CRISP-DM.
Ricardo Bragança, Filipe Portela, A. Vale, Tiago Guimarães, Manuel Filipe Santos   +4 more
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Mine Planning

2021
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Mine closure planning at Equity Silver Mines Ltd.

2009
Equity Silver Mines Ltd. has scheduled pit closure by the third quarter of 1992. In preparation for this event, detailed plans have been developed to insure there is a smooth transition for release of the workforce and that environmental concerns are addressed. Socio-economic and mine closure plans have been completed to serve as guides for termination
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Short-term underground mine planning: a review

International Journal of Mining and Mineral Engineering, 2021
Hooman Askari-Nasab, Yashar Pourrahimian, Xavier Emery   +2 more
exaly  

Incorporating Environmental Impacts into Short-Term Mine Planning: A Literature Survey

Mining, 2023
Ali Moradi Afrapoli, Milad Rahnema, Bahar Amirmoeini   +2 more
exaly