Infacon

Infacon I

Johannesburg, South Africa, 22-26 April 1974



Cover
Title Page
Contents
Introduction

PLENARY ADDRESS
Technical Trends in Ferrochromium Production in Japan
      J Nasu

SECTION 1 - BURDEN PREPARATION
      Chairman: JP Kearney       Rapporteur: DD Howat
Manufacture and use of prereduced chromium-ore pellets
      Y Otani and K Ichikawa
Experiences and operational results with a chromium-ore pelletzing plant based on the LEPOL process
      E Lankes and W Boehm
A new technique of burden preparation for ferro-alloy production
      A Grieve, RF Jennings, PH Nelson, and K Kato
Chairman's Summary - Section 1
      JP Kearney

SECTION 2 - SPECIFIC PROCESSES
      Chairman: A Grant       Rapporteur: WA Gericke
The production of ferrosilicon powder for heavy-medium separation
      M Sciarone
The reduction of chromite fines with ferrosilicon
      W Bleloch
The production of manganese alloys by the sintering process
      W Naruse
Chairman's Summary - Section 2
      A Grant

SECTION 3 - ELECTRIC SMELTING FURNACES
      Chairman: PE Streicher, TE Knight, WH Magruder       Rapporteur: JJ Myburgh, G Sommer, S Selmer-Olsen
Plenary Address: The production of medium-carbon ferrochromium in a bottom-blowing converter, and its application to stainless steel
      H Franke and G Duderstadt
The smelting of 50 per cent ferrosilicon in a large, closed electric furnace
      Y Tada, Y Hosoi, and T Yamada
A completely closed electric furnace for the production of 75 per cent ferrosilicon
      K Horibe
Chairman's Summary-1st Session, Section 3
      PE Streicher
Plenary Address: The optimum utilization of raw materials in manganese smelting
      RT Hooper
The technical development of Amcor Limited, with particular reference to the production of ferro-alloys
      JJ Coetzee
The computer control of electric smelting furnaces
      AG Arnesen and B Asphaug
Resistance and heat distribution in a submerged-arc furnace
      J Westly
An integrated production system for manganese ferro-alloys
      T Tomioka, M Misawa, and T Hanano
Chairman's Summary - 2nd Session, Section 3
      TE Knight
Electric smelting furnaces in Southern Africa
      SG King
A comprehensive analysis of the furnace Interior for high-carbon ferrochromium
      K Yamagishi, K Endo, and J Saga
A comparison of power-factor correction on submerged-arc furnaces by capacitors in shunt and series
      J Meintjes
Chairman's Summary - 3rd Session, Section 3
      WH Magruder

SECTION 4 - FUNDAMENTAL ASPECTS
      Chairman: JKE Douglas, LA Kok       Rapporteur: PJ Muller, J Stanko
Plenary Address: The chemistry of chromium alloys for the new stainless-steel processes
      R Bjorklund and B Jonsson
The chromothermic reduction of chromite
      E Cohen and T Yalcin
Liquidus temperatures and the activities of manganese (II) oxide in slags associated with the production of high-carbon ferromanganese alloys
      GF Warren, PR Jochens, and DD Howat
Crystallization processes in a high-carbon ferrochromium slag
      A Hayhurst
A laboratory investigation of the smelting mechanisms associated with the production of high-carbon ferrochromium
      RC Urquhart, PR Jochens, and DD Howat
Chairman's Summary - 1st Session, Section 4
      JKE Douglas
Slag-metal relations in Metalloys' high-carbon ferromanganese furnaces
      S Selmer-Olsen
Physicochemical properties of slags in the system MgO-Al2O3-SiO2 and their application to the technology of ferro-alloy smelting
      GH Johnston, PR Jochens, and DD Howat
The viscosities and electrical conductivities of slags associated with the production of high-carbon ferromanganese alloys
      LC Woollacott, DD Howat, and PR Jochens
Chairman's Summary - 2nd Session, Section 4
      LA Kok

SECTION 5 - POLLUTION CONTROL
      Chairman: AL Melvill       Rapporteur: D MacKenzie
Plenary Address: The impact of energy availability and pollution-control regulations on the ferro-alloy industry
      WH Magruder
Pollution abatement of ferro-alloy furnaces in the United States
      RA Person
Pollution problems with electric reduction furnaces in the ferro-alloy industry
      A Lomo
Chairman's Summary-Section 5
      AL Melvill

SECTION 6 - APPLICATIONS AND TRENDS
      Chairman: J Meintjes       Rapporteur: WD Winship
Applications of Mamatwan manganese ore
      RA Featherstone
The production of ferrosilicon-chromium by the single-stage process
      PW Clark
Trends in the ferrochromium market of the western world
      HJR Way
Chairman's Summary-Section 6
      J Meintjes

Panel Discussion: Factors affecting the future of the ferrochromium industry
      Chairman: JP Kearney       Rapporteur: PR Jochens
Closing Address
      RE Robinson
Delegates
Author Index
     


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