CH73294A
(en )
1916-09-16
Process for separating substances of different degrees of dispersion
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH55877A
(en )
1912-09-16
Process for the separation of substances in suspension
CH74126A
(en )
1917-01-16
Process for evaporation of liquids
CH53965A
(en )
1912-04-16
Process for purifying liquid hydrocarbons
CH77115A
(en )
1918-03-01
Process for the evaporation of liquids and liquids containing liquids
CH71033A
(en )
1915-11-16
Process for denicotinizing tobacco leaves
CH72058A
(en )
1916-04-01
Process for the production of explosive charges using liquid air
CH73525A
(en )
1916-10-16
Process for the production of explosive charges using liquid air
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH78964A
(en )
1918-09-16
Process for smelting smelting materials
CH73316A
(en )
1917-02-01
Method for mutual grinding of arrow wheels
CH72924A
(en )
1916-07-17
Method and apparatus for mixing sludge
CH73887A
(en )
1916-12-01
Process for the regeneration of mercury catalysts
CH72626A
(en )
1916-06-16
Process for the regeneration of mercury catalysts
CH74133A
(en )
1917-01-16
Process for the regeneration of base exchange materials
CH80402A
(en )
1919-03-01
Process for separating liquids of unequal density from emulsions
CH69814A
(en )
1915-07-16
Process for drying leuco compounds of dyes
CH79809A
(en )
1919-01-16
Method of dissolving cellulose
CH52282A
(en )
1911-11-01
Method of purifying water
CH60980A
(en )
1913-09-01
Process for the fractional separation and dewatering of suspended matter
CH56782A
(en )
1912-11-16
Process for exposing colored additions contained in the surface of plastering
CH59573A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59572A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone