AT91029B
(en )
1923-01-25
Device for ash removal from the heating gas ducts of steam boiler systems.
CH99334A
(en )
1923-05-16
Method and device for milling steam and gas turbine blades.
DK34551C
(en )
1925-05-25
Device for steam boiler systems or similar.
DK30600C
(en )
1922-11-06
Apparatus for cleaning flue pipes or similar in steam boilers.
DK33221C
(en )
1924-05-19
Air and feed water preheating device for steam boiler system.
AT107948B
(en )
1927-11-10
Degassing and gas protection device for steam boiler systems.
AT108930B
(en )
1928-02-25
Boiler system for high pressure steam generator.
DK26626C
(en )
1920-09-13
Steam boiler.
DK36392C
(en )
1926-08-23
Steam boiler system for generating high-voltage steam.
DK34083C
(en )
1925-02-02
Steam boiler system.
DK36764C
(en )
1926-11-08
Device for feeding steam boiler systems.
DK31296C
(en )
1923-02-12
Apparatus for Sealing Heating Pipes in Boiler Walls.
DK24663C
(en )
1919-06-23
Device for steam or gas turbines.
DK31645C
(en )
1923-04-30
Water supply pipes for gas generators.
DK31429C
(en )
1923-03-19
Fir grate for Steam boiler with Underblown.
ES77545A1
(en )
1921-06-01
A distribution system for steam engines.
FR564164A
(en )
1923-12-22
Waste gas user-heater for steam boilers
DK41828C
(en )
1930-03-17
Steam boiler system for fuel dust firing.
FR26438E
(en )
1923-12-01
boiler vapor purifier
DK30641C
(en )
1922-11-13
The steam chimney.
DK35253C
(en )
1925-11-09
Transportable Fireplace for Heating Boilers or similar.
DK27847C
(en )
1921-06-20
Oil firing device for steam boilers.
DK31185C
(en )
1923-01-29
Device for gas hobs.
CA270476A
(en )
1927-05-10
Silencer for steam boilers
CA214159A
(en )
1921-11-08
Apparatus for the liquid fuel firing of steam boilers