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By D. J. van Niekerk

Caring for the Earth: South Africa-A strategy sustainable living, by John Yeld. Southern Foundation in partnership with the World Union. Soft cover. Tel.: (02231) 72801.

Jan 1, 1993

By J. H. Venter

This paper contributes towards the solution of the problem of characterizing the accuracy of estimation of ore quality based on a random sample from the ore bulk.

By W. Spencer

An examination is made of quality standards in castings produced by the South African foundry industry, and some examples are given of the consequences of poor quality to the user. Corrective measures are suggested.

Jan 1, 1981

The Western Cape Branch of the SAIMM recently held a one-day colloquium on the use of artificial intelligence (AI) in process engineering in the I.S. Gericke conference room at the University of Stellenbosch

Jan 1, 1992

By D. J. Crowe

I read with considerable interest the recent articles on copper by Mr C.O. Beale as published in the Journal. However, in Part 11 the section dealing with Prieska Copper Mines (Pty) Limited contained several factual errors, details of which are given below.

Jan 1, 1985

The established shared laboratory facilities between the Departments of Metallurgy and Chemical Engineering of the Vaal Triangle Technikon and the University of Potchefstroom are already proving to be a great success.

Jan 1, 1992

By L. B. McRae

The following papers were presented at a seminar that was organized by the SAIMM and held at Mintek during 1991. The occasion was a visit by 12 members of the Committee for Metallurgical Fundamentals of the Verein Deutscher Eisenhitenleute.

Jan 1, 1991

The winners of the Delfos and Atlas Copco Travel Grant for Mining Engineers were announced at a cocktail party hosted by Mr Mario Pellegrino, Managing Director of Delfos and Atlas Copco, at the Sandton Sun Hotel on Friday evening, 18th May, 1984.

Jan 1, 1984

Colloquium on shaft sinking A successful colloquium which was attended by approximately 175 people was held on Shaft Sinking on the 15th November, 1972 at Kelvin House. Four papers were presented. The chairman for the first session was Mr W. W. Malan, Consulting Engineer, Goldfields of South Africa.

Two employees of a gold mine on the West Rand risked their lives in saving four colleagues from being gassed underground in the mine, and were awarded one of the mining industry's highest honours, the Award for Outstanding Bravery. The President of the Chamber of Mines, Mr G. Y. Nisbet, made the presentation.

Jan 1, 1985

By H. Wagner

In 1980 The South African Institute of Mining and Metallurgy instituted the Brigadier Stokes Memorial Award to commemorate the outstanding contribution to the South African mining industry made by Brigadier R.S.G. Stokes, who was an Honorary Life Fellow and a Past President of the Institute.

Jan 1, 1986

Book Review Sampling in the mineral and metallurgical processing industries. London, Institution of Mining and Metallurgy, 1973. 65 pp. illus. £5. The seven papers presented at a special meeting of the Institution of Mining and Metallurgy held in London in July, 1973, have been brought together under the above title.

Jan 11, 1973

By D. J. Adams, R. G. Gürtunca

CONTRIBUTION BYJ.F. CURTlS The paper, which in an exemplary manner records the monitoring of backfill behaviour, falls short in the 'rock engineering' stated in the title. Just what the objective of the rock engineering was is obscure.

Jan 1, 1992

Gerhardus Paulus Badenhorst passed away on 2nd December, 1989. Badie, as he was known to all, will be missed by his many friends and colleagues, and will be remembered by al who knew him as a warm-hearted person who was totally dedicated to the safety and health of the workers in the mining industry.

Jan 1, 1990

One of the largest and most exciting cast murals in the world has been erected in Johannesburg, forming the focal point of the large atrium in the new headquarters complex for Johannesburg Consolidated Investment Company Limited (JCI). Known as 'Rockface', this is waterwal1 structure formed of cast stainless-steel panels

Jan 1, 1986

By G. L. C. Young

The first full-scale Reichert cone concentrating plant to be erected at a large South African gold mine was at President Steyn Gold Mining Company, Welkom. ThiR plant was installed as a part of the runof-mine mill extension of 150000 t per month that was commissioned in 1976-1977.

Jan 1, 1982

By E. Barnea

This paper simplifies and provides a strict mathematical proof for an equation developed by R. J. Woody for the c alculation of solute recoveries in countercurrent decantation. The equation offers a convenient method for the optimization of flowsheets involving a simple countercurrent-decantation circuit.

Jan 1, 1978

By W. J. Kotzé

Die derde colloquium van die Spesialiste-afdeling van die SAIMM is op 19 November 1980by die Universiteit van Pretoria gehou en is deur sowat 40 mense bygewoon. Dr J. P. Hugo tree as Voorsitter op en heet al die aanwesiges welkom, en stel elke spreker om die beurt aan die vergadering voor.

Jan 1, 1981

By M. P. Mohring

A School on the Total Utilization of Coal Resources, which was organized by the Technical Programme Commitee of The South African Institute of Mining and Metallurgy in conjunction with the South African Coal Processing Society, was held in the Civic Theatre at Witbank from 30th October to 2nd November, 1989.

Jan 1, 1990

Papers of Interest The following papers may be of interest to members. APCOM The Thirteenth International Symposium on the Application of Operation Research and Computer Techniques for Decision Making in the Mineral Industries will be held at the Technical University CIausthaI, Federal Republic of Germany, from 6th to 11th October, 1975.

Jan 1, 1975