CH81445A
(en )
1919-06-16
Process for the evaporation of liquids
CH79648A
(en )
1918-12-16
Process for evaporation of liquids
CH80638A
(en )
1919-08-01
Process for the preparation of 5-7-dimethylisatin
CH81558A
(en )
1919-12-01
Process for the preparation of 4-7-dichloroisatin
CH80637A
(en )
1919-08-16
Process for the preparation of 4-7-dimethylisatin
CH80633A
(en )
1919-08-01
Process for the preparation of 7-chloroisatin
CH80641A
(en )
1919-08-16
Process for the preparation of 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
CH81551A
(en )
1919-11-01
Process for the preparation of 4-chloro-7-methylisatin
CH81561A
(en )
1919-11-17
Process for the preparation of 4-chloro-7-methoxyisatin
CH81559A
(en )
1919-11-17
Process for the preparation of 4-6-dichloroisatin
CH80966A
(en )
1919-04-16
Process for the preparation of 2-thienylquinoline-4-carboxylic acid
CH80401A
(en )
1919-07-16
Process for drying potatoes
CH80636A
(en )
1919-08-16
Process for the preparation of methyl pseudoisatin
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH82570A
(en )
1919-10-01
Process for the distillation of hydrous fuel
CH80635A
(en )
1919-09-01
Process for the preparation of ethyl pseudoisatin
CH79797A
(en )
1919-08-01
Process for the preservation of materials containing vitamins
CH79578A
(en )
1918-12-02
Process for the isolation of hyoscyamine
CH78277A
(en )
1918-11-01
Process for the preparation of benzoic acid sulfinide
CH80632A
(en )
1919-08-01
Process for the preparation of 5-bromoisatin
CH80634A
(en )
1919-08-01
Process for the preparation of 5-chloroisatin
CH82599A
(en )
1919-10-01
Process for the preparation of per compounds