US2902265A
(en )
1959-09-01
Heat retriever
US1406852A
(en )
1922-02-14
Heating and cooling of buildings
SE122842C1
(enrdf_load_stackoverflow )
1948-01-01
GB766003A
(en )
1957-01-16
Recuperator for heating gases
GB847141A
(en )
1960-09-07
Improvements relating to gas fires
GB931111A
(en )
1963-07-10
Improvements in and relating to heat exchange recuperator units
US1093103A
(en )
1914-04-14
Heating apparatus.
SU114040A1
(ru )
1957-11-30
Устройство дл уменьшени тепловых потерь в электроэмалировочных многокамерных печах
US2413578A
(en )
1946-12-31
Heating drum
GB951596A
(en )
1964-03-04
A gas heating apparatus
GB969486A
(en )
1964-09-09
Improvements in or relating to preheaters for high temperature furnaces
GB706174A
(en )
1954-03-24
Improvements relating to heat exchangers
GB543412A
(en )
1942-02-24
Improvements in heating means for use in connection with drying stoves and the like
FR1056176A
(fr )
1954-02-24
Humidificateur purificateur pour l'amélioration de l'atmosphère de l'air des locaux chauffés avec radiateurs de chauffage central, radiateurs à gaz, électriques, ouautres
GB519675A
(en )
1940-04-03
Improvements in, or relating to, furnaces
SE128864C1
(enrdf_load_stackoverflow )
1950-01-01
GB611086A
(en )
1948-10-25
Improvements in heating apparatus
GB769776A
(en )
1957-03-13
Improvements in or relating to air heating apparatus
GB686883A
(en )
1953-02-04
Apparatus for utilising waste heat from a fireplace or combustion furnace for heating air
DK74326C
(da )
1952-06-23
Anordning ved bagerovne med perkinsrør eller andre i fyrrummet udmundende varmeoverføringsorganer til silkring mod rørsprængning.
SE127145C1
(enrdf_load_stackoverflow )
1949-01-01
GB1127778A
(en )
1968-09-18
Improvements in or relating to hot air generators
GB441357A
(en )
1936-01-17
Improvements in the process of, and apparatus for, production of smokeless hot air for drying, especially of ceramic wares
GB787747A
(en )
1957-12-18
Improvements in and relating to heat exchangers
GB750124A
(en )
1956-06-13
Improvements in or relating to apparatus for utilising the waste heat of gases having a high dew point