FI43791C
(fi )
1971-06-10
Menetelmä malmien ja rikasteiden sulattamiseksi jatkuvasti
ZA751232B
(en )
1976-01-28
Method for selectively dissolving nonferrous metals contained in pyritic ores
YU280570A
(en )
1978-12-31
Process for the separation of useful metals comprised in laterite ore
ZA753152B
(en )
1976-04-28
Method of selectively bringing into solution the non-ferrous metals contained in sulphurized ores and concentrates
ZA717463B
(en )
1972-07-26
Process for extracting metal values from complex ores
AT283404B
(de )
1970-08-10
Schachtofen für die Direktreduktionen von Eisenerz
CY732A
(en )
1974-03-13
Method of recovering water-soluble nonferrous metal sulfates from sulfur-bearing ores
BE761639A
(fr )
1971-06-16
Procede d'extraction du fer et des metaux non ferreux des minerais ferreux
MY7100210A
(en )
1971-12-31
Reduction of oxidic iron ores
AT263244B
(de )
1968-07-10
Verfahren zum vertikalen Stranggießen von Nichteisenmetallen
ZA693574B
(en )
1971-01-27
Improvements in the pelletisation of copper ores
FI41874C
(fi )
1970-03-10
Menetelmä hienojakoisissa rauta- tai muissa malmeissa olevien ei-rautametallien sulfatoimiseksi
YU34017B
(en )
1978-10-31
Process for the separation of ferric iron from solutions obtained in ore leaching
FI43753C
(fi )
1971-06-10
Laite metalliesineiden esiintymisen tutkimiseksi magneettisessa malmissa
AT279915B
(de )
1970-03-25
Beschickungsvorrichtung für Metallschmelzöfen, insbesondere für Induktionstiegelöfen
IL37227A
(en )
1974-06-30
Method of reducingparticulate metals ores
ZA701878B
(en )
1971-04-28
Improvements in methods and furnaces for steel manufacture by direct reduction and melting of iron ore
MY6600078A
(en )
1966-12-31
Improved hard-burned iron ore agglomerates and method for the production thereof
ZA707289B
(en )
1971-07-28
Process for autogenous smelting of copper ore concentrates and charge product therefor
CH425093A
(de )
1966-11-30
Vorrichtung zum Beschicken von Metallschmelzen mit Barren
AU428800B2
(en )
1968-06-27
Method of sulphatizing nonferrous metals in finely ground iron or other ores
AU1566666A
(en )
1968-06-27
Method of sulphatizing nonferrous metals in finely ground iron or other ores
IL22195A
(en )
1968-11-27
Process for the segregation of metals from their ores
IL28679A
(en )
1971-04-28
Ore segregation process
FI41463C
(fi )
1969-11-10
Menetelmä ei-rautametallien oksideja sisältävien rautamalmien tai rautaperusteisten pasutteiden klooraamiseksi