CH78126A
(en )
1918-06-17
Process for the electrolytic refining of bronze anodes
CH79146A
(en )
1918-10-01
Method of making briquettes
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH82981A
(en )
1919-11-01
Process for the production of pulp
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
CH75615A
(en )
1917-09-01
Process for the electrolytic preparation of sodium perborate
CH80422A
(en )
1919-03-01
Process for the production of metal bodies
CH81776A
(en )
1919-12-01
Process for the production of monochloroacetic acid
CH78765A
(en )
1918-09-02
Method of making briquettes
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
CH80966A
(en )
1919-04-16
Process for the preparation of 2-thienylquinoline-4-carboxylic acid
CH80633A
(en )
1919-08-01
Process for the preparation of 7-chloroisatin
CH80637A
(en )
1919-08-16
Process for the preparation of 4-7-dimethylisatin
CH80638A
(en )
1919-08-01
Process for the preparation of 5-7-dimethylisatin
CH80641A
(en )
1919-08-16
Process for the preparation of 7-methylisatin
CH81551A
(en )
1919-11-01
Process for the preparation of 4-chloro-7-methylisatin
CH81552A
(en )
1919-11-01
Process for the preparation of 4-methyl-7-chloroisatin
CH81554A
(en )
1919-11-17
Process for the preparation of 5-methyl-7-chloroisatin
CH81555A
(en )
1919-11-17
Process for the preparation of 5-chloro-7-methylisatin
CH81558A
(en )
1919-12-01
Process for the preparation of 4-7-dichloroisatin
CH81559A
(en )
1919-11-17
Process for the preparation of 4-6-dichloroisatin
CH81561A
(en )
1919-11-17
Process for the preparation of 4-chloro-7-methoxyisatin
CH79801A
(en )
1919-01-16
Process for the production of solid sodium percarbonate
CH82603A
(en )
1919-10-01
Process for the production of fat for industrial purposes