CH77930A
(en )
1918-11-01
Apparatus for suppressing smoke, dust and vapors
CH55928A
(en )
1912-12-02
Process for cleaning gases and for recovering the dust carried along by dry means
CH67864A
(en )
1915-01-16
Process for purifying coal gases and the like with recovery of the by-products
FR492235A
(en )
1919-07-02
Gas and air dedusting and purification process
CH72421A
(en )
1916-05-16
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
CH76639A
(en )
1918-02-01
Process for the separation of air or other gas mixtures
CH76807A
(en )
1918-02-01
Process and device for cleaning air and gases
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH77184A
(en )
1918-03-16
Process and device for cleaning air and gases
CH70764A
(en )
1915-11-01
Process for dedusting exhaust gases
FR423671A
(en )
1911-04-24
Method and apparatus for purifying gases
FR481442A
(en )
1916-12-05
Improvements in apparatus and processes for purifying gases produced by combustion
AU677012B
(en )
1913-04-15
Improvements in apparatus for washing or purifying and cooling air and gases
CH76738A
(en )
1918-02-01
Process and device for the separation of gas mixtures by means of rectification
FR414387A
(en )
1910-09-01
Purification of roasting gases
AU677012A
(en )
1913-04-15
Improvements in apparatus for washing or purifying and cooling air and gases
FR476912A
(en )
1915-09-09
Coal gas purification process
FR478260A
(en )
1915-12-01
Process of purification, drying and simultaneous concentration of gases
CH66430A
(en )
1914-09-16
Device for drying and purifying air
CH65435A
(en )
1914-06-16
Apparatus for inhaling cold and dry air
FR470696A
(en )
1914-09-24
Improvements to processes for the separation of ammonia contained in gases
CH71106A
(en )
1915-12-01
Device for conveying and compressing gas
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
FR508929A
(en )
1920-10-27
Process for the purification of coal distillation gases, with recovery of sulfur and cyanogen