CH34532A
(en )
1906-05-15
Steam engine with boiler and device to activate the draft of the boiler hearth
FR388771A
(en )
1908-08-21
Hygienic pipe with draft cover
FR389784A
(en )
1908-09-18
Appliance to heat the apartments and activate the chimney draft
FR349861A
(en )
1905-07-06
Device intended to facilitate the draft of chimneys
FR351434A
(en )
1905-07-17
Appliance to facilitate the ignition of fireplaces or to activate combustion
FR397858A
(en )
1909-05-19
Fan device to increase the chimney draft
FR372374A
(en )
1907-04-04
Device to ensure the chimney draft
FR359278A
(en )
1906-03-20
Device for the acceleration of the chimney draft
FR374041A
(en )
1907-06-03
Device to promote chimney draft and prevent backflow
CH29387A
(en )
1904-08-15
Chimney with device to retain soot
FR390031A
(en )
1908-09-24
Device with control device to operate the degreasing and drying of the steam
FR376726A
(en )
1907-08-19
Boiler hearth producing fumivity and fuel economy
FR344285A
(en )
1904-10-29
Draft and combustion regulator
AU369505B
(en )
1905-10-24
Improvements in and relating' to steam boiler furnaces
FR397427A
(en )
1909-05-07
Stable device combined with a bathtub for steam or hot air baths
FR405809A
(en )
1910-01-14
Steam boiler hearth
FR11525E
(en )
1910-03-05
Draft and combustion regulator
CH47741A
(en )
1910-08-01
Equipment on steam boiler furnaces to regulate the entry of upper air into the furnace
FR385156A
(en )
1908-05-04
Device for cleaning boiler flues with compressed air or steam
FR366817A
(en )
1906-10-12
Combustion hearth similar to that of the bunsen burner, for solid fuels
FR341887A
(en )
1904-08-22
Combined steam boiler and smoke-eating hearth
GB190621766A
(en )
1907-04-11
Improvements relating to Steam Boiler and like Furnaces
FR382779A
(en )
1908-02-15
Boiler with combined fireplace
FR394425A
(en )
1909-01-23
Draft regulator device applicable to steam boilers
FR10779E
(en )
1909-09-28
Automatic adjustment device for steam boilers, able to operate the chimney damper, and valves or steam intake valves, or other components