CH48149A
(en )
1910-09-16
Process for liquefying air and breaking it down into oxygen and nitrogen
CH52169A
(en )
1911-11-01
Process for the continuous extraction of liquefied air and the separation of life into nitrogen and oxygen
CH57767A
(en )
1913-02-01
Process for extracting oxygen and nitrogen from air
CH51303A
(en )
1911-08-16
Method and device for the quantitative determination of gases in gas mixtures
CH53772A
(en )
1912-04-01
Method and device for the production of nitrogen oxides from nitrogen-oxygen mixtures
CH43481A
(en )
1909-05-17
Etching method and apparatus for carrying out the same
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH35340A
(en )
1906-08-15
Device for the absorption of gases which have been subsequently developed in gas-generating apparatus and excess gases in absorption apparatus
AT46625B
(en )
1911-02-25
Process for cooling and cleaning the saturation gases generated in the lime kiln during sugar production.
CH41962A
(en )
1908-12-16
Method and device for increasing the luminosity of the incandescent body of gas lamps
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH52711A
(en )
1911-12-16
Process and device for the production of atmospheric nitrogen
CH48667A
(en )
1910-11-16
Method and device for the production of hollow stones
CH43778A
(en )
1909-06-16
Process for the production of nitrogen dioxide air mixtures
CH38477A
(en )
1907-10-31
Device for the electrical production of nitrogen compounds from air and other gas mixtures containing nitrogen and oxygen
CH52315A
(en )
1911-11-01
Method and device for sucking in and compressing gases and vapors
CH34032A
(en )
1906-02-28
Apparatus for separating nitrogen and oxygen from gas mixtures containing nitrogen and oxygen
CH48703A
(en )
1910-11-16
Process and system for the concentration of weak nitric acid
CH42408A
(en )
1909-02-01
Method and device for the formation of mist in inhalation rooms
CH34507A
(en )
1906-04-30
Apparatus for separating gas mixtures into their components
CH57046A
(en )
1912-12-16
Method and device for the production of nitrogen oxides in electric flame arcs
CH49303A
(en )
1911-02-01
Innovation in the process and in the device for producing steel
CH77184A
(en )
1918-03-16
Process and device for cleaning air and gases
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
CH49305A
(en )
1911-02-01
Device for making indentations in corks