BE515948A
(en )
1954-09-17
HOT AIR HEATING BY CREATION INSIDE THE CHIMNEY DUCT, A CHAMBER OF HEATING.
FR1015443A
(en )
1952-09-29
heat exchanger without assembly manifolds
FR1050082A
(en )
1954-01-05
Heating radiator
FR1057014A
(en )
1954-03-04
Hot air heating installation
FR1069211A
(en )
1954-07-06
Hot air generator by catalytic combustion
FR1061162A
(en )
1954-04-09
Hot air heater
FR1067670A
(en )
1954-06-17
Gas boiler, especially for central heating
FR1084869A
(en )
1955-01-25
Heating boiler
FR1085908A
(en )
1955-02-08
Radiant ceiling heating
FR936132A
(en )
1948-07-09
Steam heating radiator
FR1025902A
(en )
1953-04-21
Hot air central heating system
FR1079969A
(en )
1954-12-06
Radiant heat heating panel
BE518357A
(en )
1955-02-18
HEATING STOVE.
ES48025U
(en )
1955-07-16
Improved air or gas heaters (Machine-translation by Google Translate, not legally binding)
FR1153246A
(en )
1958-03-04
Stove fitted for hot air emission
GR11847B
(en )
1948-11-13
INCREASE SYSTEM OF THE HEATED SURFACE OF CENTRAL HEATING BOILERS THROUGH THE PASS OF EXHAUST GAS FROM THE DEAD EXTERIOR EXTERIOR.
FR1092615A
(en )
1955-04-25
Improvements made to heating and air distribution devices, known as air heaters
ES33967U
(en )
1953-01-16
Dryer for agricultural products with own heating and forced air (Machine-translation by Google Translate, not legally binding)
FR1075847A
(en )
1954-10-20
Stove fitted with a flue gas circulation duct
GB691054A
(en )
1953-05-06
Improvements relating to stoves
GB586739A
(en )
1947-03-28
Improvements in fuel economisers and air heaters for use in domestic grates
FR1176007A
(en )
1959-04-03
rotary heat exchanger for heating the combustion air of gas turbines
FR1049736A
(en )
1953-12-31
Central heating boiler
GB574767A
(en )
1946-01-18
Improvements relating to gas fires
FR1048014A
(en )
1953-12-18
Bottom-heated hot air generator, especially for blast furnaces