CH377867A
(en )
1964-05-31
Process for decarburizing silicon steel
CH361272A
(en )
1962-04-15
Method of crumbling perborate
CH376134A
(en )
1964-03-31
Process for reducing iron oxide ore
AT239286B
(en )
1965-03-25
Process for refining pig iron in a rotary kiln
AT262347B
(en )
1968-06-10
Process for reducing iron ores
CH378124A
(en )
1964-05-31
Process for enamelling iron objects
CH359883A
(en )
1962-01-31
Process for hardening ethoxylin condensates
CH380768A
(en )
1964-08-15
Method of making steel
DE1173497C2
(en )
1969-06-04
Process for reducing green, unsintered iron ore pellets
AT252977B
(en )
1967-03-10
Process for refining iron in a double furnace
AT201087B
(en )
1958-12-10
Process for refining molten metal baths
GB821209A
(en )
1959-10-07
Iron ore reduction process
CH388627A
(en )
1965-02-28
Process for treating molten metal
AT196200B
(en )
1958-02-25
Process for acid pickling of iron and its alloys
AT182109B
(en )
1955-05-25
Process for pre-refining and dephosphorising pig iron
AT192429B
(en )
1957-10-25
Process for smelting iron ores in a blast furnace
CH437389A
(en )
1967-06-15
Process for producing pig iron in a rotary kiln
AT225211B
(en )
1963-01-10
Process for the desulfurization of iron
CH411014A
(en )
1966-04-15
Process for producing iron by reducing iron ores
AT197317B
(en )
1958-04-25
Method of bleaching
GB829005A
(en )
1960-02-24
Process and apparatus for reducing and smelting iron
AT184201B
(en )
1955-12-27
Process for the desulfurization of iron in a shaft furnace
AT210905B
(en )
1960-09-10
Process for refining pig iron containing phosphorus
AT214953B
(en )
1961-05-10
Process for refining pig iron rich in phosphorus
AT205529B
(en )
1959-10-10
Method for producing steel in an electric arc furnace