CH77537A
(en )
1918-09-02
Method and device for the preparation of hydrochloric acid from hydrogen gas and chlorine gas
AT91371B
(en )
1923-02-26
Method and apparatus for the production of naphtha from natural gas.
CH75849A
(en )
1917-10-01
Method and device for the manufacture of articles from reinforced concrete
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH77857A
(en )
1918-06-01
Process for the production of inulin which can be used for therapeutic purposes from plants
CH67771A
(en )
1915-01-16
Method and device for the production of autotypical raster images
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
CH78950A
(en )
1918-09-16
Method and device for producing soap powder from liquid soap
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH69126A
(en )
1915-05-17
Structure, as well as method and device for the production of the same
CH72593A
(en )
1916-06-16
Process for the preparation of p-toluidine from p-nitrotoluene
CH62395A
(en )
1913-11-17
Alloy and method and apparatus for making the same
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
AT74075B
(en )
1917-12-27
Process for the extraction of metals from seawater and other natural waters.
CH77319A
(en )
1918-08-16
Method and device for the manufacture of hulls from reinforced concrete
AT83246B
(en )
1921-02-25
Method and device for the treatment and extraction of tar and ammonia water from gases.
CH54325A
(en )
1912-05-17
Process for the preparation of the acid chloride of Taririnsäuredijodids
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH72152A
(en )
1916-04-01
Method and device for the production of sand-lime bricks
CH77203A
(en )
1918-03-16
Process for the preparation of glycolyl-p-anisidide
CH57295A
(en )
1913-01-02
Process and device for the production of liquid luminous gas without loss of liquefiable gases
CH76823A
(en )
1918-02-01
Method and device for the production of shoe protectors
CH63422A
(en )
1914-02-02
Process and gas system for the production of high-quality, detoxified, liquid luminous gas that can be shipped