US6174346B1
(en )
2001-01-16
Duplex procedure for the production of metals and metal alloys from oxidic metal ores
AU710138B2
(en )
1999-09-16
Method for recovering nickel hydrometallurgically from two different nickel mattes
JPH0790404A
(en )
1995-04-04
Hydrometallurgical method for processing raw material containing zinc sulfide
JPS61113733A
(en )
1986-05-31
Pressure oxidative steeping of non-ferrous metal sulfide material
CA2887675A1
(en )
2014-04-17
Gold recovery from refractory ores and concentrates
CA5554A
(en )
1876-01-10
Process for heating metals and smelting ores
Barnes, AR*, Finn, CWP** & Algie
1983
The prereduction and smelting of chromite concentrate of low chromium-to-iron ratio
US4156102A
(en )
1979-05-22
Method for producing ferro-alloys
CN113891946A
(en )
2022-01-04
Smelting method of metal-containing raw material
CA6103A
(en )
1876-05-23
Blast furnace for reducing ores
CA5772A
(en )
1876-03-11
Furnace for roasting ores containing the noble metals
RU2001111C1
(en )
1993-10-15
Process of melting of pig iron in blast furnace from titanium-magnetite ores
CA6302A
(en )
1876-07-11
Process and apparatus for amalgamating metals and machine for washing ores
CA8293A
(en )
1878-01-12
Process and apparatus for treating refractory ores
US1585344A
(en )
1926-05-18
Metallurgical apparatus
AT411265B
(en )
2003-11-25
METHOD AND DEVICE FOR PRODUCING METALS AND / OR METAL PRE-PRODUCTS
CA7994A
(en )
1877-10-15
Process and apparatus for treating refractory ores
CA6152A
(en )
1876-05-23
Process for treating copper pyrites and other ores of copper
CA6220A
(en )
1876-06-16
Machine for amalgamating ores
CA9862A
(en )
1879-04-17
Process and apparatus for amalgamating ores
CA6714A
(en )
1876-10-30
Process for reducing nickel ore
Monroy et al.
1993
Heap-bioleaching of simulated refractory sulfide gold ores by Thiobacillus ferrooxidans: a laboratory approach on the influence of mineralogy
GB190411437A
(en )
1905-05-18
Process of and Apparatus for Refining Ores.
RU1802826C
(en )
1993-03-15
Method of heating reverbatory furnace for smelting sulfide copper charge to produce matte
CN206721314U
(en )
2017-12-08
The system for handling converter vanadium chromium slag