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Design and Construction of the Deepest Base Grouted Bored Piles at Moorehouse in London
By Adam Pickles, Duncan Nicholson, Richard E. Prust, Hoe C. Yeow
"Moorhouse is founded on what at the time of construction were the deepest base grouted piles ever installed in London, specifically designed to accommodate settlement from the proposed development of
Jan 1, 2005
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A Sub-Arctic Mining Operation
By S. S. Teal, W. W. Weber
"AS THE TITLE implies, this paper will deal with the unusual rather than the standard practices as employed . at the property of North Rankin Nickel Mines, Limited. Fortunately •the mining, with the e
Jan 1, 1959
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Current and Best Practice for Monitoring Tunnelling Projects in Urban Areas – Alaskan Way Bored Tunnel, Seattle, Washington
By L Galisson, E Audigé, D Sowers
Establishing a robust geotechnical instrumentation and construction monitoring plan is one of the keys to the successful delivery of the world’s largest soft-ground bored tunnel in Seattle, Washington
Sep 17, 2014
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Residual Diesel-Range Organics in Process Waters From Laboratory Fine Coal Flotation Tests
By J. Morris
Petro-diesel is a common collector for fine coal froth flotation but partitioning of diesel range organics (DROs) in process streams has not been widely studied. Preliminary research suggested that un
Feb 23, 2014
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Staying in the Game – the Importance of Engineering-based Decisions
By P J. Fairfield
This paper reflects on the author’s experience working in site-based technical and management roles over a 29 year period, and the past 12 years in internal and external consulting roles. It discusses
Jun 22, 2016
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Sandvik Apprentice Programme: We Make It Possible - Background: Skills challenge a national skills crisis?
By S. Marx
More than twenty years ago Sasol, ISCOR, and some parastatals played a major role in ensuring that South Africa had sufficient technical skills. When the economy became tight and business and governme
Jan 1, 2012
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Middle-Low Grade Phosphate Beneficiation and Recycling of Flotation Wastewater in China (789f099d-824c-424a-82ef-5ee1f0959a1e)
By Kang N. Zhong, Hui H. Luo, Yi H. Wei, Yu L. Wang
"More than 85% of phosphorous reserves in China occur as middle-low grade phosphate of sedimentary origin. The main gangues are dolomite, quartz, silicates, and clays. The characteristics of minerals
Jan 1, 2003
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Geomechancial Reservoir Models for Tectonic Stress Prediction – Workflow and Case Studies
By A. Henk, C. M. Aruffo, K. Fischer
"Geomechanical reservoir modeling offers a valuable tool to predict tectonic stresses, in particular the local perturbations in orientation and/or magnitude which occur at lithological boundaries and
Jan 1, 2015
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Biodegradation of Sodium Isopropyl Xanthate by Paenibacillus Polymyxa and Pseudomonas Putida
By K. A. Natarajan, M. R. Sabari Prakasan
"Biodegradation of sodium isopropyl xanthate using two types of bacterial strains, Paenibacillus polymyxa and Pseudomonas putida, is demonstrated. At concentrations higher than 50 mg/L, the presence o
Jan 1, 2015
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Isasmelt and IsaMills ù Models of Successful R&D
MIM Holdings Limited has acquired a reputation for the successful application of R&D to develop break-through technologies for the mining industry. The Isa Process tank-house technology has been licen
Jan 1, 2002
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Structure and Properties of an F75 Co-Cr-Mo Superalloy Produced by Fluidized-bed Nitriding of Gas Atomized Powders, HIP-Consolidation, and Heat-Treatment
By Wade L. Karlsen
"Revision surgery to replace joints in the human body requires materials that are strong, long-lasting, and biocompatible. Metallic implants made of cobalt-chromium-molybdenum alloys are already popul
Jan 1, 2000
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Hybrid Shoring System for a Deep Temporary Excavation
By Nadir Ansari, Brian W. Wilson, Marina S. W. Li
"A hybrid Deep Mixing (DM) shoring system was recently constructed for a high-rise development in downtown Vancouver, British Columbia, Canada for the temporary support of a five-level basement excava
Jan 1, 2017
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New Economics in Oil Production
By Thomas, J. Elmer
WHEN the price of crude oil was advanced on July 26, 1928, with some 4,000,000 bbl. daily of potential production shut in under proration regulations, and with as much more new production shortly avai
Jan 1, 1928
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IC 8664 Effects Of Urbanization Upon The Availability Of Construction Minerals In Southeastern Florida
By Curtis D. Edgerton
Miami Oölite limestone is the only significant construction mineral in southeastern Florida. Its source area coincides with that of rapid urban expansion. Two-thirds of the existing resource is alread
Jan 1, 1974
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Residual diesel range organics in process waters from laboratory fine coal flotation tests (7edfe308-966e-40bd-b7f1-bfecd1e71bed)
By J. Morris, R. Sellaro
El petrodiesel es un colector común para la flotación de carbón, pero la partición de compuestos orgánicos de diesel (DRO por sus siglas en inglés) en corrientes de proceso no ha sido ampliamente estu
Jan 1, 2014
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Dimensioning, Scale-up and Operating Considerations for Six Electrode Electric Furnaces Part 11: Design and Scale-up Considerations for Furnaces Treating PGM-Containing Copper-Nickel Concentrates
By R. Hurman Eric
The flow of molten slag and matte and the estimation of the mass of settled matte in electric furnaces is discussed and the action of the electric furnace as a settler is considered. Particle size of
Jan 1, 1995
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Design for Installation of Suction Piles in Sand Deposits for Mooring of Floating Offshore Structures
By Chul Soo Park, Juhyung Lee, Duhyun Baek
"In this study the preliminary design of suction pile as the supporting system of the concrete floating structures was performed at the offshore pilot project area in Korea. The suction pile of the fl
Jan 1, 2017
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A Column Bioleaching Model for Chalcocite ù An Investigation of Oxygen Limitation and Bacterial Inoculation on Leaching
By M R. Davidson, M P. Schwarz
A model for column bioleaching is investigated to identify and understand aspects of bacteria in bioleaching applications, which have implications in heap bioleaching operations. The model is used to
Jan 1, 2004
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A Spatial Mine-to-Plan Compliance Approach to Improve Alignment of Shortand Long-Term Mine Planning at Open Pit Mines
By T. J. Otto, C. Musingwini
"The objective of any mining company is to sustainably maximize the net present value (NPV) throughout the life-of-mine (LOM). The expected NPV over the LOM is calculated based on a mine plan, yet the
Mar 1, 2019
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Mentoring and Your Career
Young professionals are riding the current wave of high demand for their services and relatively little competition for placements. The attraction and retention of quality incumbents has therefore bec
Jan 1, 2006