JPS57210201A
(en )
1982-12-23
Waste heat boiler and steam superheater
BE896740A
(en )
1983-09-16
GAS OR KEROSENE BOILER FOR PRODUCING HOT WATER, BOILING WATER OR WATER VAPOR.
NL1004985A1
(en )
1998-07-15
Steam boiler with hot water tap.
TR22561A
(en )
1987-10-23
RADIATION, WATER PIPE (SPIRALLY CURVED) HOT WATER, STEAM AND HOT OIL BOILER
IT8223941A0
(en )
1982-10-26
HEAT RECOVERY SYSTEM FOR STEAM AND HOT WATER BOILER WITH GAS COMBUSTION.
KR830004178U
(en )
1983-12-30
Rice husk burner for hot water boiler
KR860000772U
(en )
1986-02-15
Flue pipe of hot water boiler
KR880002887U
(en )
1988-04-11
Heat exchanger for gas boiler and gas water heater
KR870018675U
(en )
1987-12-24
Coiled hot water, heating boiler
KR880006619U
(en )
1988-05-31
Gas boiler heating, hot water conversion device
KR910001115U
(en )
1991-01-23
Hot water pipe of gas hot water boiler
KR880006644U
(en )
1988-05-31
Steam boiler heat exchanger
DK518881A
(en )
1983-05-24
HOT WATER, HEAT WATER OR Steam boiler with gas or oil fired
KR900005337U
(en )
1990-03-08
Double hot water pipe for ondol heating
KR870018686U
(en )
1987-12-24
Boiled coal, lignite and gas, oil combined hot water boiler
KR870015192U
(en )
1987-10-24
Hot water boiler for earth pipe
PL234037A1
(en )
1983-06-06
Gas or oil fired warm or hot water or steam boiler
ES295567U
(en )
1987-01-01
Smoke tube applicable to heat generating boilers of caloriportant fluids. (Machine-translation by Google Translate, not legally binding)
KR880020131U
(en )
1988-11-29
Hot water boiler for oil and gas combustor
KR890021406U
(en )
1989-11-02
Heat exchanger for hot water boiler
KR880012669U
(en )
1988-08-27
Pipe connection device of hot water boiler
KR870018676U
(en )
1987-12-24
Tube type hot water heating boiler
KR870018697U
(en )
1987-12-24
Upper heating device of hot water pipe of hot water boiler
KR940023138U
(en )
1994-10-22
Dust-collecting hot water and steam boiler using waste heat from waste incinerator
KR870016966U
(en )
1987-11-30
Hot water boiler for both coal and oil