AU761527A
(en )
1927-09-27
Improvements in or relating to processes of extracting volatilizable metals from ores and metallurgical products
AU619727A
(en )
1927-06-28
Improvements in or relating to processes for working up complex ores and metallurgical products
CY25A
(en )
1932-12-21
Improvements in or relating to processes for recovering metal values from ores and other metalliferous materials
AU1955124A
(en )
1925-11-24
Improvements in or relating to processes for extracting metals from ores andother metallurgical products
AU2210625A
(en )
1925-07-21
Improvements in or relating to the treatment of ores and metallurgical products
AU101985B2
(en )
1937-09-16
Improvements relating to the extraction of gold and / or silver from ores and metallurgical products
AU319036A
(en )
1937-09-16
Improvements relating to the extraction of gold and / or silver from ores and metallurgical products
FR652213A
(en )
1929-03-06
Processing of ores, residues and the like for the extraction of metal products
CA297475A
(en )
1930-02-11
Treatment of ores and metallurgical products
CA297477A
(en )
1930-02-11
Treatment of ores and metallurgical products
CA297476A
(en )
1930-02-11
Treatment of ores and metallurgical products
CA251511A
(en )
1925-07-07
Treatment of zinc bearing ores and metallurgical products
CA300828A
(en )
1930-06-03
Process of treating ores and metallurgical products
AU1563533A
(en )
1934-06-21
Improvements relating tothe recovery of gold and/or silver from ores and metallurgical products
AU2157229A
(en )
1930-02-04
Improvements in or relating to the reduction of ores of metals capable of volatilisation
FR579745A
(en )
1924-10-22
Process for the extraction of metals contained in ores and metallurgical products
CA274938A
(en )
1927-10-25
Metallurgical process and product
AU2274629A
(en )
1930-04-01
Improvements in or relating to process of recovering metals from their ores or from metalliferous materials
AU2646925A
(en )
1926-12-31
Process of extracting metals from their ores
AU2387325A
(en )
1925-11-10
Improvements in or relating' tothe treatment of sulphide ores or sulphidic metallurgical products
AU830022A
(en )
1923-09-25
Improvements inthe electrolytic recovery of zinc from zinc bearing ores and metallurgical products
FR565353A
(en )
1924-01-25
Improvements in the extraction and refining of metals and alloys
FR597465A
(en )
1925-11-21
Improvements in the treatment of ores, concentrates and metallurgical products
AU914027A
(en )
1928-09-11
Improvements in apparatus forthe treatment of ores or other materials for recovery ofthe metals therein
CA270032A
(en )
1927-04-26
Metal and alloy processing