CH67055A
(en )
1914-11-02
Process for producing potassium
CH65639A
(en )
1914-07-01
Process for making sacks
CH73468A
(en )
1916-10-02
Process for the production of calcium cyanamide
AT75541B
(en )
1919-02-25
Process for the production of filter cylinders.
CH67617A
(en )
1914-12-16
Process for the production of sodium by the electrolysis of molten salts
CH64706A
(en )
1914-04-16
Process for the electrowinning of sodium perborate
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
CH63494A
(en )
1914-02-02
Process for the production of components
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH62289A
(en )
1913-11-17
Method of making briquettes
CH75612A
(en )
1917-09-01
Process for the electrolytic production of sodium perborate
CH62855A
(en )
1913-12-16
Process for making soap
CH76039A
(en )
1917-10-16
Process for the production of sodium amide
CH74226A
(en )
1917-02-01
Process for the production of sodium amide
CH76040A
(en )
1917-10-16
Process for the production of sodium amide
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63594A
(en )
1914-02-02
Process for the production of writing boards
CH63124A
(en )
1914-01-02
Process for the production of disodium cyanamide
CH79939A
(en )
1919-01-16
Process for the production of fibers
CH66503A
(en )
1914-09-16
Process for the production of calcium cyanamide
CH66969A
(en )
1914-11-02
Process for the production of glass tubes
CH51608A
(en )
1911-09-01
Process for the production of artificial stone
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH66971A
(en )
1914-10-16
Method of making briquettes