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The Annual General Meeting of the Johannesburg Branch of The South African Institute of Mining and Metallurgy was held at the Johannesburg Country Club on Tuesday, 21st July, 1992. Big turnout at Lunchtime Lecture The re-introduction of Lunchtime Lectures by the Johannesburg Branch of the South African Institute of Mining and Metallurgy met with resounding success when more than 100 delegates packed the Standard Bank auditorium in Simmonds Street to hear Dr Zach de Beer, leader of the Democratic Party, give his views on the state of the nation.

Jan 1, 1992

By John Freer

Over 200 delegates attended the SAIMM Colloquium on Flotation, which was held at Mintek on 22nd September, 1983. In introducing the programme, the Chairman of the Technical Programme Committee, Mr Eugene Fivaz, said that an attempt had been made to strike a balance between theoretical and practical papers, which he hoped would provide something for everyone. He wished to record in advance the thanks of the Institute to S.A. Cyanamid for sponsoring the lunch, and to Bateman Equipment Limited for the cocktail party to be held at the end of the day's proceedings.

Jan 1, 1983

The following corrections should be made to pages 346 and 347 of the December 1981 issue (vol. 81, no. 12) in the paper by O. L. Papendorf entitled 'A note on rapid determinations of present values in the presence of growth and inflation'. (1) Equation (2) on page 346 should read as follows:

Jan 1, 1982

By G. A. Brown

A colloquium on industrial minerals entitled' A Strategy for Growth in the Industrial Minerals Sector' was held at Mintek on 5th November, 1991, under the auspices of the Extractive Metallurgy Sub-Committee of the SAIMM. The SAIMM had not been previously active in the field of industrial minerals, and the programme was designed to appeal to the middle management of mining and manufacturing companies in the industrial-minerals field. A total of 86 registered for the Colloquium, a predominance of the delegates (65 per cent) being non-members of the SAIMM. Two overseas delegates were registered after announcements

Jan 1, 1992

Report M48 Tracer tests on furnaces at M etalloys Limited. Report M52 A high-speed, multi-input serial-interfacing system for a computer with simultaneous back-1lP recording on magnetic tape. Report M53 The development of an automatic sample-changer and control instrumentation for isotope-source neutron-activation analysis. Report M69 The determination, by X-ray-fluorescence spectrometry,of tin and tungsten in ores, concentrates, and residues of scheelite, wolframite, and cassiterite. Report M77 Analysis of the results of a marked-ball test in relation to theories of ball wear in rotary mills.

Jan 1, 1983

Dr c. J. Fauconnier, Pr. Eng., has a D. Eng. from the University of Pretoria, an M.RA. from the University of Oregon, and an M.Sc. (Eng.) and B.8c. (Min. Eng.) from the University of Pretoria. Dr B. K. Loveday obtained a degree in Chemical Engineering at the University of Natal, where he also obtained a Ph.D. in the kinetics of froth flotation.

Jan 1, 1983

Mr R. w.o. Kersten joined the Geological Department of Anglovaal in 1964 after obtaining a B.Sc. Honours degree in Geology at the University of Pretoria. Mr H.G. Mosenthal was educated at Pretoria Boys' High School and the University of the Witwatersrand. He holds a B.Sc. in Mining Engineering and a GDE.

Jan 1, 1985

W. C. J. van Rensburg and D. A. Pretorius (H. Glen ed.). South Africa's strategic minerals - pieces on a continental chessboard. Johannesburg, Valiant Publishers, 1977. 170 pp. RI2,00. (Obtainable from The Librarian, Foreign Affairs Association, P.O. Box 26410, Arcadia, 0007 South Africa.) This book provides the answers to many questions relating to what minerals South Africa produces and in what quantities, what mineral industries and trade she practises, and what mineral resources and reserves she possesses.

Jan 1, 1978

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

By W. K. Brisden

The SAG Milling Seminar, which was held at Murdoch University in Perth on 30th November and 1st December, 1989, was a very successful technical seminar. Organizer Dr Norm Stockton reported a total attendance of 130, which was higher than the 70 expected: 20 delegates came from the eastern States and the remainder were from Western Australia.

Jan 1, 1990

Mining plants operating in dunes north of Richards Bay have uncovered Iron Age archaeological material that spans the greater part of the past 2000 years. This was announced by archaeologists Gavin Whitelaw of the Natal Museum's Institute of Cultural Resource Management (ICRM), and Len van Schalkwyk and Mlungisi Ngubane of the KwaZulu Monuments Council (KMC), who are currently contracted by Richards Bay Minerals (RBM) to assess the cultural resources exposed during mining activities.

Jan 1, 1995

By F. L. D. Cloete

The following discussion relates to the paper by G. S. Hansford, C. D. Levy, and J. W. de Kock that appeared in the March 1976 issue of the Journal (vol. 76, no. 8, pp. 363-369) Competition for student members Each year the South African Institute of Mining and Metallurgy offers a prize (or prizes should the entries warrant it) of up to RI00 for the best paper or dissertation on a topic appropriate to the interests of the Institute. Engineering in South West Africa The SW A Engineering Profession Steering Committee was established on 4th April, 1977, its purpose being to formulate an Act covering the engineering profession in South West Africa.

Jan 1, 1978

The First International Symposium on Seismicity in Mines, organized by the South African National Group on Rock Mechanics in collaboration with the South African Institute of Mining and Metallurgy, was held in Randburg (near Johannesburg) from 13th to 17th September, 1982. It was the first attempt to provide an international forum for the consideration of seismic problems specifically affecting mines or associated with mining. Numerical mathematics The South African Society for Numerical Mathematics and the Computer Science Department of the University of Natal are organizing the Ninth Symposium on Numerical Mathematics to be held in Durban from 18th to 20th July, 1983.

Jan 1, 1983

A manual on mines rescue, safety and gas detection, by J. Strang and P. Mackenzie-Wood. Australia, Austcue, US$25. (Available through Hampo Systems (Pty) Ltd. Reviewer: W. Holding. The book had its origins in a set of notes used by one of the authors for training purposes at the Southern Mines Rescue Station in New South Wales

Jan 1, 1987

1. Journals Quarterly Journal of tke International Tin Research Institute, edited by Colin J. Evans and published by the Institute, Fraser Road, Greenford, Middlesex UB6, 7AQ, England. Engineering, building and construction law review, edited by P. C. Loots and published every two months by Construction Law Review (pty) Ltd (P.O. Box 78020, Sandton 2146, Transvaal), R63,00 per year. 2. Publications of the Mineral Policy Sector Nepkeline syenite and feldspar by B. W. Boyd Potask by G. S. Barry Selenium and tellurium by D. A. Cranstone Sodium sulphate by G. S. Barry Tungsten byG. G. Law-West 3. Mintek reports Report M114 Analytical methods associated with the recovery of uran~um. Report M117 An assessment of tke merits of various types of balls in tke milling of ores. Report MU1 Tke determinatl:on of trace elements in coal by atomic

Jan 1, 1983

Crossroads for Students Students in their matriculation year, whatever their background, have reached a crossroads in their lives: behind them lie the relatively carefree years of childhood; ahead lies the whole of their working lives. Whether those working lives will be rewarding and interesting depends to considerable extent on whether they get 'a good matric' and carry on to some form of further education. IPMI awards 1985 Nominations for the 1985 Awards are now being accepted by the Awards Committee of the International Precious Metals Institute. THE DISTINGUISHED ACHIEVEMENT AWARD was established to recognize important career contributions to the advancement of precious metals, be it technological, economic, or business.

Jan 1, 1984

The Water Year Office for South Africa has supplied a provisional list of scientific congresses and meetings due to be held during 1970 with "Water" as the main or secondary theme, as follows: February: SARCCUS conference on "Water for Progress," Lourenco Marques. March 16-20: Annual Congress, Institute for Water Pollution Control, Cape Town. May: Possible S.A. Akademie conference on Cooling Tower Experiments, Pretoria. May: Annual Meeting of Association of Municipal Electricity Undertakings, Potchefstroom. May 27-29: Congress on "Water Resources of Natal", Durban. June 29/July 4: Annual Congress, South African Association for the Advancement of Science, Cape Town. July 2: Joint meeting of South African Association for the Advancement of Science and S.A. Akademie, Stellenbosch. July: Winter School, Federation of University Engineering Students. July: Youth Science Week. Foundation for Education, Science and Technology. July 21-24: The South African Tunneling Conference. September: Proposed SARCCUS conference on water in Nature Conservation, Skukuza. November 16-20: International Convention on "Water for the Future", Pretoria.

Bowen, R., and Gunatilaka, A. Copper, its Geology and economics. London, Applied Science Publishers, 1977. Miller, D. S. Internal flow systems. (Volume 4 in the BHRA Fluid Engineering Series). 1978. 288 pp. £21,50. MACH 80 The Machine Tool Trades Association of Great Britain (M.T.T.A.) announce that MACH 80 - The International Machine Tool Exhibition - will take place from Tuesday, 22nd April, to Friday, 2nd May, 1980, at the National Exhibition Centre, Birmingham.

Jan 1, 1979

By John Freer

A colloquium on solid-liquid separation was held by The South African Institute of Mining and Metallurgy on 23rd September, 1982, at the State Pavilion Auditorium, Milner Park, Johannesburg, to co-incide with the Electra Mining Exhibition. It was attended by about 150 delegates. Eight papers were presented covering: Geostatistics The School of Earth Sciences of Stanford University, the Centre de Geostatistique ofthe Paris School of Mines, and the Department de Genie Mineral of the Ecole Polytechnique of Montreal are cosponsoring the organization of a 2nd NATO ASI (North Atlantic Treaty Organization Advanced Study Institute), under the name of 'GEOSTAT TAHOE 1983', to be held at South Lake Tahoe, California, on 4th to 17th September, 1983.

Jan 1, 1982

Jan 1, 1981