Impala Platinum Holdings Limited · JSE:IMP
Impala Platinum — Technical Presentation (December 2004)
7 slides from Impala Platinum's technical presentation, Dec 1, 2004
Slide 1: DDT Technical Review: Stope Jigs
DDT Technical Review Hans Baasden 1 Dec 2004 DDT • Stope jigs - observed benefits • increased face advance per blast • consistent and parallel drilling • straight face shape (improves cleaning cycle) • new burden control brackets developed for Marula makes face hole marking unnecessary • team comple
Slide 2: DDT stope rig
DDT stope rig LOVOOD FSS
Slide 3: DDT stope rig: ASG jig observed benefits
DDT stope rig DDT • ASG JIG observed benefits • improved safety - operator removed from face area • increased face advance per blast • better profiling of the ASG which gives a safer working environment and also minimises dilution • consistent and parallel drilling • can be used for raises and winze
Slide 4: ASG Jig Roofbolters
ASG Jig ASG Jigs Roofbolters • Mini-bolters • easy installation of roof bolts on the face due to newly designed roof- bolting machine • improved safety operator removed from face area (remote drilling) • no temporary support installation – work being done under permanent support (roof-bolts) • newly
Slide 5: Roofbolters: Tripod rig
Roofbolters Roof Bolter Roofbolters • Tripod rig • newly developed for cost effective vertical drilling in ASGs, raises/winzes, or any large excavation that requires safe, remote, roofbolt holes • uses a standard DDT stope boom mounted on a simple tripod base 5
Slide 6: Tripod Roofbolter
Tripod Roofbolter Tripod at W/Shop Roofbolters • Drill steel for in-stope roof bolting: • drill-steels have been developed to enable sub 1.0 metre roof bolting in Merensky and sub 0.8 metre roof bolting for UG2 panels Tripod at W/Shop 6
Slide 7: New technology – roofbolters drill steel
New technology – roofbolters drill steel Mini-bolters drill steel 7
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