CH65730A
(en )
1914-07-01
Process and device for fractionated distillation
CH64479A
(en )
1914-04-01
Method and device for continuous tar distillation
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
CH55750A
(en )
1912-09-02
Method and device for cleaning raw table salt
CH71689A
(en )
1916-02-01
Process for the hydrogenation of unsaturated substances
CH71588A
(en )
1916-01-17
Method and device for evaporating and distilling liquids
CH61916A
(en )
1913-10-16
Process for the representation of erythrene
CH63367A
(en )
1914-02-02
Method and device for preventing scale formation
CH65022A
(en )
1914-05-16
Process for the hydrogenation of quinine
CH59000A
(en )
1913-04-16
Process for generating cold
CH59378A
(en )
1913-05-02
Device for cleaning beer pipes
CH61416A
(en )
1913-09-16
Process for evaporation of liquids
CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH61911A
(en )
1913-10-16
Process for the separation of the racemic o-dioxyphenyl-a-propanolamine into the optically active components
CH57547A
(en )
1913-01-16
Method and device for the evaporation of liquids
AT74064B
(en )
1917-12-27
Process for the continuous distillation or concentration of acids.
CH58674A
(en )
1913-03-17
Process for the representation of erythrene
CH59152A
(en )
1913-04-16
Process for the representation of erythrene
CH60242A
(en )
1913-07-01
Process for the representation of erythrene
CH58967A
(en )
1913-04-16
Device for removing profile shapes
FR459477A
(en )
1913-11-06
Method and apparatus for uninterrupted distillation
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH61084A
(en )
1913-09-01
Device for correcting impotentia coeundi