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Industrial Structural & Mechanical Engineering | Dos Santos Engineering

Field Service to Review HAC at St Mary’s Cement

Field Service to Review HAC at St Mary’s Cement Industry: Cement | Service: Engineering CHALLENGE: Evaluate issues occurring on the Sandwich Belt high angle conveyor system used to elevate raw mill feed to a silo conveyor. Identifying the Cause of Belt Buckling and Idler Wear DSI was asked to investigate an issue in which the […]

Upgrade of High Angle Conveyor for Cement

Upgrade of High Angle Conveyor Industry: Cement | Service: Engineering CHALLENGE: Inconsistency in the material at the inlet and outlet of the sandwiched belts reveals movement of the material enroute. Poor execution of the inflection zone. Non-compliant replacement belts. Incorrect idlers troughing angle, not correctly troughed and shimmed and pressing rolls were worn and needed […]

Wyodak Mine

Wyodak Mine Industry: Mining | Service: Engineering New Upper Support at HAC On the night of the 28th of June 2013, a large storm blew through the town of Gillette, Wyoming. This storm, with reported wind gusts above 120 mph, damaged the upper support of the High Angle Conveyor, R-1, at the Wyodak Mine. The […]

SakhalinCoal Project

SakhalinCoal Project Industry: Mining | Service: Feasibility Study Feasibility Study SakhalinCoal determined that the market for its coal at their mine on Sakhalin Island in Russia was abundant; however, increasing mine production to 5 MTPY with future expansion of 10 MTPY was met by challenges and limitations. These included: Consistency of mine production. Ability to […]

Oxbow Sulfur Handling Facility — High-Angle Conveyor Engineering

Industry: Chemical / Industrial  |  Service: Conveyor Engineering & Analysis Location: Southampton, UK The Challenge Oxbow’s sulfur handling facility in Southampton converts liquid sulfur into pastilles using a steel belt system, then transfers the pastilles into a silo for truck loading. The site presented a set of interrelated engineering challenges: The site footprint was too […]

Standard Muck Lifter — Tunneling Conveyor Engineering

Industry: Tunneling  |  Service: Conveyor Engineering & Analysis The Challenge Tunneling projects vary widely in duration — from less than a year to several years — and any muck lifting system must be able to relocate and adapt to successive tunneling sites. The engineering challenge was to develop a standard, modular high-angle muck lifting conveyor […]