CH67702A
(en )
1915-01-16
Process for processing the gas water in small gas works
CH66975A
(en )
1914-11-02
Process for processing the gas water in small gas works
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
CH59378A
(en )
1913-05-02
Device for cleaning beer pipes
CH66461A
(en )
1914-09-16
Device for cleaning pipes
AT75550B
(en )
1919-02-25
Process for processing quicklime.
CH70742A
(en )
1915-11-01
Device for cleaning beer pipes
CH61994A
(en )
1913-11-01
Device for holding barrels
CH61412A
(en )
1913-09-16
Process for opening up the hops
CH66777A
(en )
1914-10-16
Process for the manufacture of pipe fittings
AT75599B
(en )
1919-02-25
Process for the enrichment of the potash content of potash salts.
CH68452A
(en )
1915-03-16
Device for water heating
CH68153A
(en )
1915-02-16
Process for the production of fuel
AT70989B
(en )
1916-01-25
Method of processing the oleum cadinum.
AU195116B
(en )
1917-08-14
Process for obtaining water from aqueous particles in elevated regions ofthe atmosphere
CH67214A
(en )
1914-11-16
Process for the utilization of flue gases
AT71555B
(en )
1916-06-10
Water purification method.
CH65355A
(en )
1914-06-01
Process for removing oxygen from water for domestic and commercial use
CH66776A
(en )
1914-10-01
Process for the manufacture of pipe fittings
CH70634A
(en )
1915-10-16
Process for processing the wash water from nitrocellulose production
CH66129A
(en )
1914-08-17
Process for cleaning Twitchell reactive
CH66694A
(en )
1914-10-01
Device for cleaning all kinds of drinking vessels
CH67392A
(en )
1914-12-01
Process for the production of sawdust briquettes
CH59504A
(en )
1913-06-02
Device for improving the power factor of asynchronous machines
CH65982A
(en )
1914-08-01
Device for coloring the water in water level glasses