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Proposed programme of work for the coal preparation pilot plant February - July 1958
Van der Walt, PJ
(
1958
)
A study of the operation of the cyclone washer and its application to Witbank fine coal
Van der Walt, PJ
(
1950
)
A graphical method for assessing the relative suitabilities of coal washing processes from float and sink and relevant data
Van der Walt, PJ
(
1949
)
Research on coal cleaning in progress in Britian and on the continent
Van der Walt, PJ
(
1951
)
A preliminary study of the technical and economic aspects of washing a certain Witbank duff in a cyclone in order to recover the coking fraction
Van der Walt, PJ
(
1952
)
Performance of Jeffery single roll crusher installed at Van Dyksdrift colliery
Van der Walt, PJ
(
1952
)
Handling and storage of coal
Van der Walt, PJ
(
1956
)
Notes on the institutes coal preparation pilot plant
Van der Walt, PJ
(
1956
)
Sizing of coal (Witwatersrand University Coal Preparation course 3rd Year Coal Mining Students)
Van der Walt, PJ
(
1956
)
Sampling of coal with special reference preparation plant performance tests
Van Eck, B
;
Van der Walt, PJ
(
1956
)
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Van der Walt, PJ (12)
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Van der Walt, Christiaan M (7)
De Wet, Febe (6)
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