JPS57210202A
(en )
1982-12-23
Heat recovery steam generator
SE7801135L
(en )
1978-08-03
HEAT EXCHANGER, SPECIAL HOT WATER CONTAINER FOR HEATING FOR WATERWATER
GB2019539B
(en )
1982-07-21
Steam generator heat exchangers having blowdown means
AT374265B
(en )
1984-04-10
HEAT EXCHANGER FOR A GAS OR OIL HEATED CONTINUOUS WATER HEATER
GB2070211B
(en )
1983-09-01
Heat exchanger for a domestic central heating boiler
PT73381A
(en )
1981-08-01
HEATING CHAMBER AND HEAT EXCHANGER FOR A HEATING CHAMBER
AT360057B
(en )
1980-12-29
STEAM HEATED HEAT EXCHANGER
SE426343B
(en )
1982-12-27
HEAT EXCHANGER FOR CONVECTION HEATING APPLIANCES
GB2068095B
(en )
1983-12-07
Steam generating heat exchanger
IT1133234B
(en )
1986-07-09
HOT AIR GENERATOR FOR DOMESTIC HEAT RECOVERY HEATING
IT8004753V0
(en )
1980-02-22
HOT AIR GENERATOR FOR DOMESTIC HEAT RECOVERY HEATING
IT8335713V0
(en )
1983-03-25
INDEPENDENT FIREBOX DEVICE, WITH HOT AIR CIRCULATION, FOR FIREPLACES
AT376491B
(en )
1984-11-26
HEAT EXCHANGER FOR A GAS OR OIL HEATED CONTINUOUS WATER HEATER
IT1154776B
(en )
1987-01-21
DEVICE FOR THE PRODUCTION OF HOT AIR WITH HEAT RECOVERY IN A GENERATOR FOR HEATING SYSTEM
IT7917704A0
(en )
1979-03-27
WATER HEATING COMPLEX WITH HEAT RECOVERY TANK SPECIALLY SUITABLE FOR HOT AIR FIREPLACE
IT7953797V0
(en )
1979-12-13
HOT AIR GENERATOR FOR HEATING ROOMS
IT8144219A0
(en )
1981-07-10
STOVE FOR HOT AIR HEATING
KR840001698U
(en )
1984-05-17
Boiler with hot air generator for waste heat
IT8059003V0
(en )
1980-02-13
COMBINED FIREPLACE HOT WATER GENERATOR FOR HEATING RADIATORS, DOMESTIC HOT WATER, FORCED VENTILATION HOT AIR.
IT8004735V0
(en )
1980-02-12
INFRARED HOT AIR GENERATOR
IT8082203A0
(en )
1980-02-13
COMBINED FIREPLACE HOT WATER GENERATOR FOR HEATING RADIATORS, DOMESTIC HOT WATER, HOT AIR WITH FORCED VENTILATION.
GB2006419B
(en )
1982-06-16
Radiant energy heat exchanger
IT8066001A0
(en )
1980-11-19
STOVE FOR FORCED HOT AIR HEATING.
JPS55112960A
(en )
1980-09-01
Passive heater utilizing solar heat
IT1209752B
(en )
1989-08-30
HEATER HEATER FOR HOT AIR FOR LOCAL SYSTEM HEATING