CH52433A
(en )
1911-11-16
Process for separating alkali metal from its alloys
CH51312A
(en )
1911-08-16
Process for refining metal alloys
CH52754A
(en )
1911-12-16
Process for separating sodium from lead sodium
CH63847A
(en )
1914-02-16
Process for the electrowinning of alkali metals from molten alkali haloids
CH66774A
(en )
1914-10-01
Process for cleaning metals
CH51989A
(en )
1911-10-16
Process for melting and casting magnesium and its alloys
CH56096A
(en )
1912-10-01
Process for cleaning metal objects
CA136490A
(en )
1911-10-31
Apparatus for separating metal from sand
CH60979A
(en )
1913-09-16
Process for separating the adsorbents from the adsorbents
FR434296A
(en )
1912-01-30
Removable metal frame
AU609312B
(en )
1913-09-02
Improved process for separating precious metals from their ores
CH50222A
(en )
1911-05-01
Process for purifying cocoa
ES48757A1
(en )
1910-10-16
An improved process to benefit precious metal ores.
CH53248A
(en )
1912-02-01
Process for obtaining common salt from solutions containing common salt
CH51158A
(en )
1911-08-01
Process for processing profiled objects
CH66673A
(en )
1914-10-01
Process for the economic recovery of residues from the incineration of waste
CH67699A
(en )
1915-01-02
Process for the economic recovery of residues from the incineration of waste
FR413170A
(en )
1910-08-02
Process for ore reduction
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips
CA126921A
(en )
1910-07-12
Process of separating metals from ores
FR419830A
(en )
1911-01-16
Process for separating an alkali metal from its alloys
CH52930A
(en )
1912-01-02
Process for cleaning magnesium and magnesium alloys from trapped chlorides
CH48849A
(en )
1910-12-01
Process for the production of sparking metal alloys
CA125835A
(en )
1910-05-24
Process of extracting metal from ores
CH52277A
(en )
1911-11-01
Process for obtaining rosin oil from wood