FR1198585A
(en )
1959-12-08
Improvements to steam generators
FR1162094A
(en )
1958-09-09
Improvements to steam generators
AT192589B
(en )
1957-10-25
Device to prevent knocking noises caused by condensation of steam bubbles in hot water generators
AT194765B
(en )
1958-01-10
Water ski
CH367610A
(en )
1963-02-28
Hot water boiler
FR1154926A
(en )
1958-04-18
Improvements made to steam generators
FR1275153A
(en )
1961-11-03
Tray to produce plants in an apartment
CH351810A
(en )
1961-01-31
Return mixing valve for hot water boiler
AT213604B
(en )
1961-02-27
Device for generating hot water by storing solar energy
FR1104902A
(en )
1955-11-25
Improvements to hot water generators
FR1124819A
(en )
1956-10-18
Improvements to water heaters
AT198210B
(en )
1958-06-25
Process to prevent scale formation and corrosion in steam boiler preheaters
FR1232804A
(en )
1960-10-12
Improvements to steam generators
AT188420B
(en )
1957-01-25
Combustion device, in particular for hot water and / or steam boilers
DK86326C
(en )
1958-10-06
Device by a drain coil consisting of one or more horizontal pipe coils in a hot water tank.
AT191583B
(en )
1957-09-10
Hot water heating boiler
CH367714A
(en )
1963-02-28
Device for speed control of water or steam turbines
FR1179733A
(en )
1959-05-27
Improvements to devices such as instantaneous water heaters and baths
FR1158100A
(en )
1958-06-06
Level indicator and regulator device applicable in particular to the boilers of coffee-making machines
AT186819B
(en )
1956-09-25
Hot water generator
AT181057B
(en )
1955-02-10
Hot water boiler
CH314586A
(en )
1956-06-30
Hot water boiler
AT180639B
(en )
1954-12-27
Hot water tank
FR1142539A
(en )
1957-09-19
Advanced water heater
FR1059345A
(en )
1954-03-24
Improvements made to hot water generators