DK276688A
(en )
1988-05-20
HEATING SYSTEM USING A LIQUID HEATER AS THE HEAT SOURCE
DK161582A
(en )
1982-10-14
GAS HEATED WATER OR AIR HEATER
IT7830740A0
(en )
1978-12-12
HEATING SYSTEM FOR BUILDINGS.
SE8400176L
(en )
1984-01-16
GAS HEATING OR PHOTOGENIZED HEATING BOILER FOR HOT WATER, HOT WATER OR ENGENERATION
BE887858Q
(en )
1981-07-01
HEATING SYSTEM COMPRISING A BOILER AND A WATER HEATER HEATED BY FLUE GASES
IT8044804A0
(en )
1980-02-20
HEAT RECOVERY HEATER SYSTEM USING THE EXHAUST FUMES OF TYPICALLY RURAL ECONOMIC STOVES, FOR HEATING WATER.
IT8033504V0
(en )
1980-02-20
HEAT RECOVERY HEATER SYSTEM USING EXHAUST SMOKES FROM ECONOMIC TYPICAL RURAL STOVES, FOR WATER HEATING
IT8119306A0
(en )
1981-01-23
HEAT EXCHANGER FOR WATER HEATING BOILERS.
NL7804871A
(en )
1978-11-09
GAS HEATED WATER HEATER.
NL183874C
(en )
1992-09-16
HEAT TRANSFER, IN PARTICULAR FOR GAS-FIRED WATER HEATERS.
IT7927558A0
(en )
1979-11-26
CIRCUIT FOR HOT WATER HEATING SYSTEM.
DE3781976T2
(en )
1993-02-18
GAS HEATED WATER HEATER.
DK159294C
(en )
1991-02-18
HEAT PUMP UNIT FOR HEATING A HEATER SYSTEM, LIKE A HEAT WATER HEATER
IT8011634V0
(en )
1980-04-17
WATER HEATER FOR HEATING SYSTEMS AND OTHER HEATERS, DEVELOPED LIKE A FIREPLACE DEFINED BY SPACES AND A WATER TANK
IT206945Z2
(en )
1987-10-19
HEATING SYSTEM FOR A BUILDING INCLUDING MEANS FOR THE RECOVERY OF THE HEAT OF FUMES
DK147530C
(en )
1985-09-09
HEAT EXCHANGERS, ISAE HEATER CONTAINER FOR HEATING WATER WATER
IT8185659A0
(en )
1981-12-30
HEAT EXCHANGE EQUIPMENT TO RECOVER THE HEAT FROM FUME, APPLICABLE TO THE BOILERS OF CIVIL AND OTHER HEATING SYSTEMS.
IT8203807V0
(en )
1982-03-12
HEATER WITH SOLID FUELS WITH SPECIAL THERMAL GENERATOR, FOR HEATING RADIANT ELEMENTS AND DOMESTIC WATER, WITH TOTAL RECOVERY OF EXHAUST FUMES.
IT1225937B
(en )
1990-12-10
HEATING APPLIANCE, ESPECIALLY FOR WATER.
IT8033172V0
(en )
1980-11-03
HEAT RECOVERY FROM FUMES OF BOILERS OF DOMESTIC HEATING SYSTEMS
IT8021053V0
(en )
1980-03-10
SOLAR COLLECTOR SYSTEM, PARTICULARLY FOR DOMESTIC HOT WATER HEATING.
IT1166121B
(en )
1987-04-29
COMPLEX FOR WATER HEATING WITH HEAT RECOVERY TANK ESPECIALLY SUITABLE FOR HOT AIR DIFFUSION FIREPLACES
IT8163229V0
(en )
1981-03-03
DEVICE SUITABLE FOR SUPPLYING A SECONDARY HEATING SYSTEM BY EXPLOITING THE HEAT OF COMBUSTION FUMES, FOR EXAMPLE OF A USUAL STOVE OR SIMILAR.
ATA359478A
(en )
1980-01-15
FLUE GAS HEATED WATER HEATER
IT7941528A0
(en )
1979-03-13
SYSTEM FOR HEAT RECOVERY PARTICULARLY FOR HEATING GREENHOUSES.