CH56638A
(en )
1912-11-16
Process for the production of tungsten from tungstic acid
CH73729A
(en )
1916-11-16
Process for the production of wires from tungsten
CH54331A
(en )
1912-05-17
Process for the production of tubes from low-smoke gunpowder
CH52438A
(en )
1911-11-16
Process for the production of shaped pieces from cellulose acetate
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
AT57722B
(en )
1913-02-25
Process for the production of caramel from carbohydrates.
CH63569A
(en )
1914-02-02
Process for the preparation of acetaldehyde from acetylene
CH65921A
(en )
1914-07-16
Process for the preparation of acetaldehyde from acetylene
CH55564A
(en )
1912-08-16
Process for the production of metal paper
CH65133A
(en )
1914-05-16
Process for the production of acetaldol from acetaldehyde
CH64932A
(en )
1914-05-01
Process for the production of acetaldol from acetaldehyde
AT82991B
(en )
1921-02-25
Process for the production of hydrogen.
CH56154A
(en )
1912-10-01
Process for the production of cellulose from fiber materials
CH54885A
(en )
1912-07-01
Process for the manufacture of rigid wire mesh from wire screws
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips
AT54035B
(en )
1912-06-25
Process for the production of strips of fastening pins.
CH57546A
(en )
1913-01-16
Process for the production of size
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
AT63610B
(en )
1914-02-25
Process for the production of hydrastinine from berberine.
AT63525B
(en )
1914-02-25
Process for the preparation of 2-phenylquinoline-4-carboxylic acid.
AT63636B
(en )
1914-02-25
Process for the preparation of 1,2.4-purpurine-3-carboxylic acid.
CH54624A
(en )
1912-06-01
Process for the production of briquettes from vegetable matter
AT74193B
(en )
1918-02-25
Process for the production of acetic acid from acetylene.
CH74792A
(en )
1917-04-16
Process for the production of tungsten wires