CH66328A
(en )
1914-10-16
Process for liming hides
AT71586B
(en )
1916-04-25
Process for dewatering perborates.
CH67012A
(en )
1914-11-02
Process for decarburizing metals
CH64235A
(en )
1914-03-16
Process for the production of nitrogen
CH67705A
(en )
1915-01-02
Process for the production of nitrogen
CH68919A
(en )
1915-05-01
Process for the production of nitrogen
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH82981A
(en )
1919-11-01
Process for the production of pulp
CH67915A
(en )
1915-02-01
Process for softening water
CH66774A
(en )
1914-10-01
Process for cleaning metals
CH68983A
(en )
1915-05-01
Fermentation process
CH64706A
(en )
1914-04-16
Process for the electrowinning of sodium perborate
CH55751A
(en )
1912-09-02
Process for the production of pure iron oxide
AT88456B
(en )
1922-05-10
Process for the production of perylene.
AT82991B
(en )
1921-02-25
Process for the production of hydrogen.
CH66731A
(en )
1915-01-16
Process for the preparation of 2-aminoanthraquinone
CH63131A
(en )
1914-01-02
Process for the preparation of 2-aminoanthraquinone
AT87446B
(en )
1922-02-25
Method of cleaning clay by flooding.
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH65740A
(en )
1914-07-16
Process for drying patent leather
AT76183B
(en )
1919-04-25
Process for the desugarization of molasses and for the boiling of processes.
CH60981A
(en )
1913-08-16
Process for increasing the yield of electro-osmosis machines
CH58670A
(en )
1913-03-17
Process for the representation of erythrene
CH54324A
(en )
1912-05-17
Process for the representation of erythrene
CH67257A
(en )
1914-11-16
Process for hardening oil