CA537445A
(en )
1957-02-26
Method of treating pyrites to form nodules of ferrous sulphide and to recover sulphur
CH438750A
(en )
1967-06-30
Process for the production of gallium and / or indium
CA542424A
(en )
1957-06-18
Recovery of sulfur and sulfur dioxide from sulfide ores
CA593344A
(en )
1960-03-01
Decomposition of sulfide minerals to produce sulfur and metal chlorides
CA547012A
(en )
1957-10-01
Method of treating pyrrhotitic mineral sulphides containing non-ferrous metal values
AU223904B2
(en )
1957-11-21
Process forthe recovery of elemental sulfur from gases containing sulfur compounds and eventually elemental sulfur
CA549181A
(en )
1957-11-26
Production of elemental sulphur
AU203950B2
(en )
1954-11-04
Method of treating pyrrhotitic mineral sulphides forthe production of sulphur
AU2794157A
(en )
1957-11-21
Process forthe recovery of elemental sulfur from gases containing sulfur compounds and eventually elemental sulfur
AU154A
(en )
1954-11-04
Method of treating pyrrhotitic mineral sulphides forthe production of sulphur
CA541499A
(en )
1957-05-28
Recovery of sulfur from low grade sulfur ores
AU152902B2
(en )
1950-10-26
Metallurgical process tor treatment of sulphide ores to produce sulphur dioxide and elemental metal
CH437816A
(en )
1967-06-15
Process for the production of gallium and / or indium
AU252414B2
(en )
1963-01-10
Method for treatment of tin bearing iron sulphide ores
CA528535A
(en )
1956-07-31
Flotation concentration of potash ores
CA589196A
(en )
1959-12-22
Process of hydraulically conveying sulphur
CA522370A
(en )
1956-03-06
Reduction of mixtures of oxide and sulphide ores
CA625857A
(en )
1961-08-22
Process and apparatus for production of gases containing sulfur dioxide by roasting sulfide containing ores
CA623355A
(en )
1961-07-04
Recovery of sulphur values of acid sludge
AT205530B
(en )
1959-10-10
Process for reducing the sulfur and carbon content of metals
CA544067A
(en )
1957-07-23
Production of sulfur from pyrites
CA525480A
(en )
1956-05-29
Production of elemental sulphur
CA563310A
(en )
1958-09-16
Use of molten sulfur to concentrate mineral sulfides
AU3640050A
(en )
1950-10-26
Metallurgical process tor treatment of sulphide ores to produce sulphur dioxide and elemental metal
AU5625760A
(en )
1963-01-10
Method for treatment of tin bearing iron sulphide ores