Browsing Open Access Reports by Author "Raab, GA"

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The applicability of the rosin-rammler diagram to represent the size distribution of run-of-mine coals

Author: Raab, GA Date: 1973 The effects of mechanisation in coal mining were investigated by the NCB Scientific Department and some data were published in "second Symposium on Coal Preparation" 21st to 25th October, 1957, University of Leeds. Read more
Size distribution of coal from Vryheid coronation, Vrede section

Author: Raab, GA Date: 1972 This is a report on the size distribution of coal from Vryheid coronation. Read more
Size distribution of run-of-mine coal. Tweefontein united collieries limited

Author: Raab, GA Date: 1972 At Tweefontein United Collieries Limited, coal is won from No. 2 and No. 4 seams. The coal is hand-loaded underground into tube and arrives at the tipplers via the Western shaft and the Klipplaat shaft. Read more
Size distribution of run-on-mine coal and washery feed - Balgray collieries Ltd

Author: Raab, GA Date: 1973 Anthracite mined from four sections of the seam and hand-loaded into tubs arrives at the surface via the haulage adit. The total discard amounts to approximately 23 to 24 per cent, 3 to 4 per cent of which arrives from the picking belt. leaving ... Read more

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Browsing Open Access Reports by Author "Raab, GA"

Browsing Open Access Reports by Author "Raab, GA"

Browse

All of ResearchSpace

This Collection

Quick Links

Legislation and compliance

General Enquiries

Social Connect