AU164726A
(en )
1926-05-03
r Improvements in or relating tothe heat treatment and concentration of copper ores
AU100826A
(en )
1927-04-02
Improvements in or relating to the heat treatment concentration of copper ores
AU292226A
(en )
1926-07-29
Improvements in and relating tothe concentration of ores
AU669427A
(en )
1928-07-10
Improvements in and relating tothe heat treatment of steel
AU2210625A
(en )
1925-07-21
Improvements in or relating to the treatment of ores and metallurgical products
AU2329225A
(en )
1926-05-06
Improvements in methods of and means for treating ores
AU220626A
(en )
1926-06-10
Improvements in or relating tothe concentration of metalliferous ores
GB265451A
(en )
1927-02-10
Improvements in or relating to means for facilitating the setting of addition and (or) subtraction exercises
AU1255328A
(en )
1928-12-27
Improvements in and relating tothe treatment of iron pyrites
AU115226A
(en )
1926-12-14
Improvements in or relating' tothe treatment of metallic oxides
AU2239425A
(en )
1925-05-30
Improvements in or relating tothe electrochemical treatment of copper ores
AU1255128A
(en )
1928-12-27
Improvements in or relating tothe treatment of iron pyrites
AU30431A
(en )
1932-01-28
Improvements in or relating tothe heat treatment of copper ores orthe like
CY16A
(en )
1929-12-17
Improvements in and relating to the treatment of iron pyrites
AU2226925A
(en )
1925-08-04
Improvements in or relating to electric furnaces and methods of operating them
CA255176A
(en )
1925-11-03
Treatment of alloys containing copper and iron
AU2901430B
(en )
1931-10-22
Improvements in or relating to the treatment of ores and similar material
AU292126A
(en )
1926-07-26
Improvements in or relating tothe heat treatment of cereal substances
AU1735624A
(en )
1924-05-08
Improvements in or relating to apparatus forthe concentration of ores andthe like
AU2483825A
(en )
1926-08-31
Improvements in and relating tothe treatment of calcareous sands
AU1848724A
(en )
1925-05-05
Improvements in and relating tothe art of treating furs andthe like
AU362826A
(en )
1927-02-22
Improvements in navigating' apparatus and methods of operating thesame
AU104686B2
(en )
1938-08-11
Improvements in and relating tothe heat treatment of metals
AU788127A
(en )
1927-09-20
Improvements in or relating tothe treatment of livestock
CA263193A
(en )
1926-08-03
Ore treatment