CH273746A
(en )
1951-02-28
Process for the production of castings from steel and steel alloys.
CH548807A
(en )
1974-05-15
PROCESS FOR THE DEPOSITION OF NON-METALLIC INCLUSIONS FROM MELTED METAL AND DEVICE TO DO THEREFORE.
AT301064B
(en )
1972-08-25
Process for the production of castings from alloys of metals and gases and device for carrying out the process
CH504260A
(en )
1971-03-15
Device for the production of castings from metals or metal alloys and gas dissolved therein
AT176574B
(en )
1953-11-10
Process and device for the production of metals or metal alloys from fine-grained, metal-containing substances
AT179095B
(en )
1954-07-10
Process for the processing of iron-containing sulfidic ores by chlorination
CH309264A
(en )
1955-08-31
Process for the production of objects from refractory metals by a cutting process and object produced according to this process.
AT176082B
(en )
1953-09-10
Process for the metallization of metals and metal alloys
AT174388B
(en )
1953-03-25
Method and device for the treatment of molten metal covered with slag by blowing gases
AT179025B
(en )
1954-07-10
Process for grain refinement in the continuous or discontinuous casting of refractory metals
AT329786B
(en )
1976-05-25
DEVICE FOR THE PRODUCTION OF CASTINGS FROM ALLOYS OF METALS AND GASES
CH274228A
(en )
1951-03-31
Filters for the recovery of precious metals.
CH389835A
(en )
1965-03-31
Method and device for the production of cast parts from metals
AT170279B
(en )
1952-02-11
Process for the treatment of powdered metals or metal alloys
AT177932B
(en )
1954-03-25
Process for the production of metal powder for powder metallurgical purposes
AT169065B
(en )
1951-10-10
Process for avoiding the sensitivity to air of metals and alloys produced from their amalgams by decomposing the mercury
AT177561B
(en )
1954-02-10
Process and device for the production of commercial aluminum content by direct distillation from alloys or waste containing this metal
AT258592B
(en )
1967-12-11
Process for the evaporation of metal, in particular for the refining of zinc and for the production of metal dust from it
CH269880A
(en )
1950-07-31
Process for the production of bearing cages from non-ferrous metals.
AT171405B
(en )
1952-05-26
Process for the extraction of metals from ores
AT180409B
(en )
1954-12-10
Process for the extraction of precious metals from ashes and / or industrial residues
AT167836B
(en )
1951-03-10
Process for improving the processing properties of metal powders for powder metallurgical purposes
AT169316B
(en )
1951-11-10
Process for the extraction of low-carbon metals or alloys from slag resulting from metallothermal reactions
AT171413B
(en )
1952-05-26
Process for the production of shaped bodies from hard metal alloys
AT175705B
(en )
1953-08-10
Blast furnace for volatilization of metals from poor ores, slag, etc. Like. (Half shaft furnace) and method for operating the furnace