US2023733A
|
|
Wrench
|
GB404537A
|
|
Improvements in superheaters for furnace-shaped boilers
|
US2007623A
|
|
Boiler installation and method of operation
|
GB386869A
|
|
Improvements in supports for steam superheaters
|
US1946248A
|
|
Device for securing dry steam
|
US1975489A
|
|
Driving mechanism for stokers
|
US1941365A
|
|
Art of heat transfer
|
US1875128A
|
|
Air heater
|
US1943723A
|
|
Calking device
|
US1986951A
|
|
Slagging furnace installation
|
US2015328A
|
|
Superheater support
|
US1941354A
|
|
Boiler with multiple superheaters
|
US1949279A
|
|
Separating system
|
GB368031A
|
|
Improved process and apparatus for the disposal of ash in furnaces
|
US1845106A
|
|
Device for securing dry steam in boilers
|
US1936741A
|
|
Method of and apparatus for disposing of fly ash
|
US1822405A
|
|
Water wall
|
US1951763A
|
|
Controls for boiler installations
|
US1915463A
|
|
Steam generator
|
US1918311A
|
|
Superheat control
|