CH78547A
(en )
1919-01-16
Process for the production of cyanamide solution from calcium cyanamide
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
CH77932A
(en )
1918-06-17
Process for the production of calcium cyanamide
CH81905A
(en )
1919-08-01
Process for the production of guanidine sulfate from dicyandiamidine sulfate
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH81903A
(en )
1919-08-01
Process for the production of urea from calcium cyanamide
CH79296A
(en )
1919-04-01
Process for the production of shaped pieces from magnesia cement
CH82059A
(en )
1919-08-16
Process for the production of leather substitutes
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH79342A
(en )
1919-03-17
Process for the production of artificial leather
CH79811A
(en )
1919-01-16
Process for the production of artificial leather
CH82981A
(en )
1919-11-01
Process for the production of pulp
CH82599A
(en )
1919-10-01
Process for the preparation of per compounds
CH79954A
(en )
1919-01-16
Process for the production of coffee substitutes
CH79651A
(en )
1918-12-16
Facility for the production of calcium carbide
CH67000A
(en )
1914-11-02
Process for the production of calcium cyanamide
CH80235A
(en )
1919-07-01
Process for the production of shoe wax
CH80094A
(en )
1919-02-01
Process for the production of sodium percarbonate
CH79801A
(en )
1919-01-16
Process for the production of solid sodium percarbonate
CH80810A
(en )
1919-04-16
Process for the manufacture of locking pins
CH80966A
(en )
1919-04-16
Process for the preparation of 2-thienylquinoline-4-carboxylic acid
CH80534A
(en )
1919-03-01
Process for the production of granulated calcium cyanamide
CH76096A
(en )
1918-04-01
Process for the production of urea
CH81776A
(en )
1919-12-01
Process for the production of monochloroacetic acid