FR626336A
(en )
1927-09-03
Device for using the heat lost in the flue pipes of household stoves and ranges
FR592483A
(en )
1925-08-03
Regeneration and heat exchange device
FR639468A
(en )
1928-06-22
Device for increasing the heat output of apartment chimneys
FR712861A
(en )
1931-10-14
Device preventing soot from depositing in the smoke evacuation pipes of heating devices
FR625351A
(en )
1927-08-09
Device to prevent chimneys from pushing back fumes and gases, and to increase the draft
FR641222A
(en )
1928-07-30
Heating device for furnaces and furnaces comprising the application of these devices
FR686569A
(en )
1930-07-28
Heat storage and ventilation device applicable in flue gas ducts
FR643374A
(en )
1928-09-15
Improvement in stoves or other gas heating devices
FR578633A
(en )
1924-10-01
Method and device for the use of waste heat in chimneys, flues and incandescent slag to be evacuated
FR633587A
(en )
1928-01-31
Improved pipe joint device
FR730407A
(en )
1932-08-12
Heat recovery device of the cowper and brick type for the beehive of this device
FR609758A
(en )
1926-08-24
Heat exchange device
FR622520A
(en )
1927-06-01
Device for isolating boilers, ovens and similar devices from the chimney
FR630728A
(en )
1927-12-08
Device for the production and distribution of hot water, using the combustion gases of heating devices
FR29210E
(en )
1925-07-09
Method and device for the use of waste heat in chimneys, flues and incandescent slag to be evacuated
FR900190A
(en )
1945-06-21
Soot removal device in heating devices
FR697869A
(en )
1931-01-23
Drainage and household waste disposal device
FR693777A
(en )
1930-11-25
Device automatically ensuring the tightness of the seals in the furnaces
FR690320A
(en )
1930-09-18
Device for regulating the escape of hot gases in the hearths of steam boilers
FR637149A
(en )
1928-04-24
Smoke extractor device for chimneys in residential houses and others
FR730149A
(en )
1932-08-06
Device for increasing and adjusting the draft of chimneys for domestic and industrial heating systems
FR639747A
(en )
1928-06-28
Heating system for industrial recovery or other furnaces and partition device for the application of the system
FR690142A
(en )
1930-09-16
Device for the use of heat in vertical steam boilers
FR624873A
(en )
1927-07-28
Draft accelerator device for chimneys and other applications
FR39745E
(en )
1932-02-11
Drainage and household waste disposal device