CH28912A
(en )
1904-06-30
Device to complete the purification of coal gas
FR332580A
(en )
1903-10-31
New device for the purification of coal gas
FR351286A
(en )
1905-07-10
Apparatus for the production of acetylene and other gases
FR345666A
(en )
1904-12-08
Device to purify the air
CH29845A
(en )
1904-10-15
Device to purify the air
FR336764A
(en )
1904-03-17
Safety device for the production of acetylene gas
FR474905A
(en )
1915-03-26
Apparatus for washing and purifying gases
FR359276A
(en )
1906-03-20
Apparatus for washing and purifying gas
FR350592A
(en )
1905-06-17
Blast furnace gas purification apparatus
FR336096A
(en )
1904-02-26
Apparatus for the production of gas to air
FR347190A
(en )
1905-02-27
gas scrubber
FR3172E
(en )
1904-09-30
Continuous device to produce petroleum gas
FR334570A
(en )
1903-12-24
Continuous device to produce petroleum gas
FR344281A
(en )
1904-10-29
Improvements to purification devices
FR8808E
(en )
1908-07-04
Improvements to purification devices
FR351442A
(en )
1905-07-17
Apparatus for indicating the carbonic acid content of combustion gases
FR357426A
(en )
1905-12-27
Device for gas analysis
FR359352A
(en )
1906-03-24
Device for gas analysis
FR418899A
(en )
1910-12-21
Flue gas purification device
FR324911A
(en )
1903-04-14
Apparatus for the absorption of gases by liquids
FR342578A
(en )
1904-09-12
Improvements to gas generating devices known as water gas
FR345062A
(en )
1904-11-21
Apparatus for the production of acetylene gas
FR332390A
(en )
1903-10-27
Apparatus for the production of gasifier gas and water gas
FR335783A
(en )
1904-02-12
Apparatus for the production of acetylene gas
FR342295A
(en )
1904-09-03
Apparatus for the production of ozone