CH309297A
(en )
1955-08-31
Combustion device in gas turbine plants.
CH310039A
(en )
1955-09-30
Combustion device in gas turbine plants.
AT177382B
(en )
1954-01-25
Mixing valve for hot and cold water
CH313856A
(en )
1956-05-15
Heating unit for internal combustion turbines
AT188420B
(en )
1957-01-25
Combustion device, in particular for hot water and / or steam boilers
CH351810A
(en )
1961-01-31
Return mixing valve for hot water boiler
CH401998A
(en )
1965-11-15
Device for regulating the heating gas admission to the secondary heating surfaces in steam or hot water generation systems
AT181057B
(en )
1955-02-10
Hot water boiler
CH314586A
(en )
1956-06-30
Hot water boiler
AT195606B
(en )
1958-02-25
Generator boiler for warm, hot water or steam
CH300139A
(en )
1954-07-15
Water turbine.
DK85923C
(en )
1958-07-21
Hot water boiler.
NL180137B
(en )
HEATING BOILER.
NL175091B
(en )
COMBUSTION ENGINE INSTALLATION USING LOSS HEAT IN STEAM CIRCUITS.
DK82187C
(en )
1956-11-05
Device for incineration plants, in particular hot water or steam boiler plants.
AT186257B
(en )
1956-07-25
Steam boilers, especially for railcars and diesel locomotives
AT176566B
(en )
1953-11-10
Heat exchangers, in particular steam boilers
AT194865B
(en )
1958-01-25
Steam boilers, especially for railcars and diesel locomotives
DK81054C
(en )
1956-05-28
Hot water heat meter.
AT175998B
(en )
1953-09-10
Water ship for fuel stoves
AT181722B
(en )
1955-04-25
Hot water boiler for forced circulation heating systems
FR1081322A
(en )
1954-12-17
Hot water boiler
AT182860B
(en )
1955-08-10
Gas water heater
AT170697B
(en )
1952-03-10
Combustion controller for hot water or low pressure steam boilers
AT180382B
(en )
1954-12-10
Boiler stove