FR340690A
(en )
1904-07-13
Apparatus for the extraction of air and free carbon disulphide contained in viscose
CH30768A
(en )
1905-01-31
Apparatus for the extraction of air and free carbon disulphide contained in viscose
FR401876A
(en )
1909-09-18
Catalyst for the fixation and release of hydrogen in organic combinations
FR357781A
(en )
1906-01-13
Method and apparatus for the purification of carbon tetrachloride
FR345490A
(en )
1904-12-01
Method and device for regenerating breathed air with the aim of making it used again for respiration
FR365003A
(en )
1906-09-01
Equipment for the removal of materials accompanying gases and vapors
FR356862A
(en )
1905-12-12
Improved electrolysis method and apparatus
FR365778A
(en )
1906-09-17
Method and device for the destruction of hydrogen peroxide in catatypic breeding processes
FR357469A
(en )
1905-12-28
Method and apparatus for separating dust contained therein from air
FR370893A
(en )
1907-02-21
Process for the extraction of sulfur contained in solutions of carbon disulphide or other similar solutions
FR361513A
(en )
1906-07-28
Process and apparatus for the purification, methodical and rational classification and enrichment of materials of all kinds
FR374005A
(en )
1907-06-03
Apparatus intended to rise and support itself in the air
FR4905E
(en )
1905-11-04
Method and device for regenerating breathed air with the aim of making it used again for respiration
FR8351E
(en )
1908-02-28
Apparatus for filtration and air saturation
FR354048A
(en )
1905-09-26
Method and apparatus for the treatment of rendering material
CH31366A
(en )
1905-03-31
Apparatus for air carburization
FR375780A
(en )
1907-07-23
Improvements in the treatment of lead sulphide to obtain metallic lead
FR360397A
(en )
1906-04-20
Method and apparatus for the introduction of reagents in water purification
FR334076A
(en )
1903-12-10
Method and apparatus for the production of compressed air
FR338208A
(en )
1904-05-11
Apparatus intended to conduct air charged with medicinal dust into the organs of respiration
FR365947A
(en )
1906-09-22
Apparatus to facilitate the study of descriptive geometry
FR335633A
(en )
1904-02-03
Method and apparatus for the electrolysis of alkali chlorides
FR364826A
(en )
1906-08-30
Method and apparatus for electrolysis without porous diaphragms
FR354063A
(en )
1905-09-27
Ignition and ignition method and apparatus
FR348432A
(en )
1905-04-12
Curtain-blind cooler and air purifier