CH44857A
(en )
1909-09-16
Process for the extraction of deoxidized molten metals
AT181608B
(en )
1955-04-12
Process for refining metals
AT29751B
(en )
1907-09-10
Process for the extraction of metals based on the Goldschmidt process.
AT43571B
(en )
1910-08-10
Process for processing refractory zinc-lead ores.
FR375212A
(en )
1907-07-03
Process for the electrolytic separation of metals
AT52229B
(en )
1912-02-26
Process for the production of filaments from metals or metalloids.
CA102539A
(en )
1906-12-11
Method of extracting metals
CH49645A
(en )
1911-03-01
Process for the production of metal alloys
CH43037A
(en )
1909-04-01
Process for the production of galvanic metal deposits that can be removed from their base
CA104967A
(en )
1907-04-30
Process of obtaining metal from ores
AT36415B
(en )
1909-02-25
Process for the production of molten metals and alloys using the aluminothermic type.
AT46702B
(en )
1911-02-25
Process for the electrodeposition of copper.
AT23458B
(en )
1906-03-10
Process for obtaining dense metal castings.
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH41605A
(en )
1908-11-02
Process for the production of alfenide-like metal goods
AU996907B
(en )
1908-02-01
Process of extracting metals from their ores
CH48849A
(en )
1910-12-01
Process for the production of sparking metal alloys
CA98180A
(en )
1906-03-27
Metal extracting apparatus
CH43742A
(en )
1909-06-01
Process for the extraction of crushed slag from waste slag
FR374053A
(en )
1907-06-04
Coatings for metals
FR7704E
(en )
1907-09-24
Coatings for metals
CA108176A
(en )
1907-10-22
Method of obtaining metals from their sulphides
CA102410A
(en )
1906-12-04
Extraction of metals
CH45985A
(en )
1910-01-17
Process for the production of shaped pieces from small cork
CH43665A
(en )
1909-05-17
Process for the electrolytic extraction of copper from copper-containing substances