CH362871A
(en )
1962-06-30
Process for the automatic recognition of characters
CH366188A
(en )
1962-12-15
Process for the treatment of metal objects
CH346532A
(en )
1960-05-31
Process for the production of pure silicon metal
CH356439A
(en )
1961-08-31
Process for the separation of metal salt mixtures
CH360898A
(en )
1962-03-15
Process for the production of radiographs
AT196134B
(en )
1958-02-25
Process for the extraction of metals from their amalgams
CH359008A
(en )
1961-12-15
Process for soldering metals
CH383939A
(en )
1964-11-15
Process for the extraction of heavy water
CH378866A
(en )
1964-06-30
Process for the extraction of lithium sulfate from lithium ores
CH353233A
(en )
1961-03-31
Process for the electrolytic deposition of metals from aqueous solutions
AT196853B
(en )
1958-03-25
Process for the formation of aerosols
AT199376B
(en )
1958-08-25
Process for the production of alloys from amalgam mixtures
AT198728B
(en )
1958-07-25
Process for the extraction of heavy water
CH388626A
(en )
1965-02-28
Process for removing gases from metals
AT194545B
(en )
1958-01-10
Process for the production of double metals that can be drawn into wire
AT210153B
(en )
1960-07-25
Process for processing shaped bodies made of refractory metals or their alloys
AT190686B
(en )
1957-07-10
Process for the extraction of cadmium and thallium from solutions
AT265665B
(en )
1968-10-25
Process for the extraction of metals from ores
CH359430A
(en )
1962-01-15
Process for the separation of mixtures of substances through multiplicative distribution
CH357150A
(en )
1961-09-30
Process for increasing the resistance of ascorbic acid
AT194212B
(en )
1957-12-27
Device for solvent degreasing of metals
AT193139B
(en )
1957-11-25
Process for sulfur roasting
CH377542A
(en )
1964-05-15
Process for the extraction of niobium
AT196624B
(en )
1958-03-25
Process for the extraction of metals of group IV a of the periodic table or their alloys
AT225948B
(en )
1963-02-25
Process for the extraction of lead