CH61925A
(en )
1913-10-16
Process for treating oleic acid with hydrogen
CH57047A
(en )
1912-12-02
Process for the electrolytic treatment of nitric acid
CH65639A
(en )
1914-07-01
Process for making sacks
CH55749A
(en )
1912-09-02
Process for the production of hydrogen cyanide
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH55943A
(en )
1912-09-16
Process for clarifying and disinfecting water
CH75519A
(en )
1917-08-01
Method of treating tar for the manufacture of tar macadam
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH57978A
(en )
1913-02-17
Process for the production of iron oxide electrodes
CH73900A
(en )
1916-12-01
Method of making briquettes
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH63933A
(en )
1914-02-16
Process for treating soya oil with hydrogen for the purpose of obtaining an industrially usable fat
CH63934A
(en )
1914-02-16
Process for treating sesame oil with hydrogen in order to obtain an industrially usable fat
CH57546A
(en )
1913-01-16
Process for the production of size
CH55751A
(en )
1912-09-02
Process for the production of pure iron oxide
CH61421A
(en )
1913-09-16
Process for the treatment of linseed oil with hydrogen to obtain an industrially usable fat
CH63930A
(en )
1914-02-16
Process for the treatment of peanut oil with hydrogen for the purpose of obtaining an industrially usable fat
CH54078A
(en )
1912-04-16
Process for making cross connections between two flat irons
CH57230A
(en )
1913-01-02
Method of making briquettes
CH72663A
(en )
1916-06-16
Process for treating wood with acid
CH55832A
(en )
1912-09-16
Process for the preparation of o-carboxethylaminophenol-p-arsic acid
CH54498A
(en )
1912-06-01
Process for the preparation of aminobenzoylaminobenzoyl-2-amino-5-naphthol-7-sulfonic acid
CH54326A
(en )
1912-05-17
Process for the preparation of 3-nitro-4oxyphenyl-1-arsic acid