BE579242A
(en )
1959-10-01
Multi-body boiler for the production of hot water or steam, or for central heating and other industrial uses.
FR1226194A
(en )
1960-07-08
Multi-body boiler for the production of hot water or steam, or for central heating and other industrial uses
BE578723A
(en )
1959-08-31
Radiator, particularly for central heating with hot water or low pressure steam.
BE763762A
(en )
1971-08-02
BOILER FOR DOMESTIC WATER AND CENTRAL HEATING
BE598755R
(en )
1961-05-02
Multi-body boiler for the production of hot water or steam or for central heating and other industrial uses
FR78939E
(en )
1962-09-28
Multibody boiler for the production of hot water or steam or for central heating and other industrial uses
FR1182322A
(en )
1959-06-24
Improvements made to heat exchangers with tubular elements, in particular for hot or superheated water boilers
FR1344429A
(en )
1963-11-29
Boiler improved for the simultaneous production of hot water for central heating and domestic use
BE604706A
(en )
1961-12-07
Fireplace for boiler, in particular for central heating with hot water.
FR1070113A
(en )
1954-07-19
Advanced hot water central heating boiler
BE593105A
(en )
1960-11-14
Heating boiler, for hot water heating.
FR1276920A
(en )
1961-11-24
Hot water production boiler for central heating systems
FR1490246A
(en )
1967-07-28
Central heating device with hot water production for domestic use
FR1076340A
(en )
1954-10-26
Boiler hearth usable in particular in the domestic economy for the production of hot water or steam
FR1326663A
(en )
1963-05-10
Hot water producer also forming a heating boiler
FR1528172A
(en )
1968-06-07
Boiler for the production of hot, superheated or steam water
FR911044A
(en )
1946-06-26
Removable hearth with vertical grates for the rational and economical heating of locomotives, locomobiles, steam or hot water boilers, etc.
FR1368502A
(en )
1964-07-31
temperature exchanger, intended in particular for the preparation of water for domestic use for heating boilers
FR1340684A
(en )
1963-10-18
Combined boiler for the production of hot water and steam
FR909098A
(en )
1946-04-29
Economical central heating boiler with hot water or low pressure steam, fitted with regulator-recuperator devices
BE595006A
(en )
1961-01-02
Heating element operating by radiation and convection for hot water installations, or superheated water for high pressure steam
FR1406483A
(en )
1965-07-23
Boiler especially for central heating and for hot water production
FR1365992A
(en )
1964-07-10
Process for reheating liquid fuels by steam, hot water or other heating fluid
FR92015E
(en )
1968-09-13
Central heating device with hot water production for domestic use
FR1200898A
(en )
1959-12-24
Combined generator for the simultaneous production of hot water and forced air, or steam