CH274839A
(en )
1951-04-30
Process for the recovery of platinum.
AT181606B
(en )
1954-04-12
Process for the smelting of ores, in particular iron ores
CH287464A
(en )
1952-11-30
Process for increasing the wetting ability of mercerising liquors.
AT181605B
(en )
1955-04-12
Process for smelting ores, especially iron ores
AT181863B
(en )
1955-05-10
Process for smelting ores, especially iron ores
AT181607B
(en )
1955-04-12
Process for smelting ores, especially iron ores.
AT167429B
(en )
1951-01-10
Process for the preparation of pentaenes
AT186269B
(en )
1956-07-25
Process for smelting ores, in particular iron ores, in a low-shaft furnace
AT169555B
(en )
1951-11-26
Process for the simultaneous smelting of iron ores with different iron contents
CH273748A
(en )
1951-02-28
Process for the electrolytic refining of iron.
CH283898A
(en )
1952-06-30
Process for the production of copper oxide dry rectifiers.
AU129515B2
(en )
1948-02-26
process op desulphurisation in the SMELTING OF IRON ORES
CH283770A
(en )
1952-06-30
Process for the manufacture of detergents.
AT174368B
(en )
1953-03-25
Process for the extraction of iron oxide from iron ores
CH269570A
(en )
1950-07-15
Process for the decarburization of iron and iron alloys.
AU1766648A
(en )
1948-02-26
process op desulphurisation in the SMELTING OF IRON ORES
CA448505A
(en )
1948-05-18
Process for the treatment of iron ores
AT173804B
(en )
1953-01-26
Process for the surface treatment of workpieces, in particular castings
AT177629B
(en )
1954-02-25
Process for the phosphating of metals
FR981778A
(en )
1951-05-30
Metal ore reduction process
AT174894B
(en )
1953-05-11
Process for the extraction of ferric chloride from iron ores
AT183775B
(en )
1955-11-10
Process for the reduction of powdery or granular substances, in particular iron ores
AT183863B
(en )
1955-11-25
Process for the finishing of skins
AT170019B
(en )
1952-01-10
Process for the powder-metallurgical production of magnetically soft iron moldings
AT177932B
(en )
1954-03-25
Process for the production of metal powder for powder metallurgical purposes