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US5227116A
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Manufacture of iron and steel in a duplex smelter and solid state oxide suspension prereducer
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ZA9101798B
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A process for producing metals and metal alloys in a smelt reduction vessel
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AU7303191A
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Extraction and recovery of gold
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NZ237011A
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Extraction and recovery of gold by treatment with an acidic lixiviant solution
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ZA9005884B
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Heating and treatment of particulate material
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EP0474704A1
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Pre-heating and pre-reduction of metal oxide ore using high temperature off-gases
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AU5678090A
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Manufacture of ferroalloys using a molten bath reactor
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CA2051698A1
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Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides
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WO9013676A1
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Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides
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BR8907839A
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Process and apparatus to provide pre-reduced iron oxides to a bolt and process for the production of iron and / or iron alloys from iron oxides
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DE3940576A1
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DEVICE FOR MEASURING A MASS CURRENT
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DE3940575A1
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METHOD FOR INCREASING THE DURABILITY OF FIREPROOF VESSEL DELIVERY
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AU3822289A
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Process for the production of activated carbon
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FR2608582A1
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PROCESS FOR RECOVERING THE METALS OF MINERALS CONTAINING TITANIUM, ZIRCONIUM AND / OR MAGNESIUM IN THE FORM OF CHLORIDES
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NZ222730A
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Process for chlorination of metallurgical composites for the recovery of titanium, zirconium and/or magnesium as chlorides
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AU7871287A
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Laser ablation inspection and sorting
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ZA8706083B
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Laser ablation inspection
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AU8194987A
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Chlorination of metallurgical composites
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AU6472886A
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Particle feed apparatus
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ZA8607411B
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Classifier
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