CH76639A
(en )
1918-02-01
Process for the separation of air or other gas mixtures
CH77756A
(en )
1918-05-16
Process for the separation of air or other gas mixtures
CH72421A
(en )
1916-05-16
Process for the separation of air or other gas mixtures
GB147956A
(en )
1920-07-29
Improved process for separating the constituents of air or other gaseous mixtures
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
GB148302A
(en )
1921-05-05
Process for the separation of gas mixtures
CH76807A
(en )
1918-02-01
Process and device for cleaning air and gases
CH68323A
(en )
1915-03-01
Apparatus for the purification of gases and for the recovery of the dust carried along
CH67864A
(en )
1915-01-16
Process for purifying coal gases and the like with recovery of the by-products
GB109789A
(en )
1918-07-12
Improved Process for Separating the Constituents of Air or other Gaseous Mixtures.
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
CH67214A
(en )
1914-11-16
Process for the utilization of flue gases
CH69818A
(en )
1915-07-16
Process for the production of conical springs from steel strips
CH70907A
(en )
1915-11-01
Process for the manufacture of explosives and firearms
CH73795A
(en )
1916-11-16
Process and device for separating the easily condensable and absorbable parts from difficult to condense and absorb parts of hot and compressed gas mixtures
CH64763A
(en )
1914-04-16
Device for compressing gases or vapors
CH72486A
(en )
1916-05-16
Process for the production of compressed yeast
CH77184A
(en )
1918-03-16
Process and device for cleaning air and gases
CH77203A
(en )
1918-03-16
Process for the preparation of glycolyl-p-anisidide
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH69179A
(en )
1915-06-01
Process for the production of cerium fluoride
CH70708A
(en )
1915-10-16
Process for the manufacture of containers
CH68666A
(en )
1915-04-01
Process for the production of finely divided indanthrenes