|
US1738774A
|
|
Baffle or wall
|
|
US1743165A
|
|
Superheater boiler
|
|
US1688603A
|
|
Wall or baffle tile for water-tube boilers
|
|
US1688669A
|
|
Superheater boiler
|
|
US1688700A
|
|
Regenerative air heater
|
|
US1688618A
|
|
Air heater
|
|
US1671189A
|
|
Air heater
|
|
US1671188A
|
|
Air heater
|
|
US1638633A
|
|
Internal mandrel for sectional boiler headers
|
|
US1654536A
|
|
Internal mandrel for sectional-boiler headers
|
|
US1654535A
|
|
Sectional header
|
|
US1675317A
|
|
Truck-body construction
|
|
US1615006A
|
|
Water-tube boiler
|
|
US1651016A
|
|
Terminal connection for removable tubes
|
|
GB230732A
|
|
Improved method of and means for moulding baffles for watertube boilers
|
|
GB227790A
|
|
Improvements in boiler baffles and methods of constructing same
|
|
US1620762A
|
|
Soot-blowing apparatus for water-tube boilers
|
|
GB233888A
|
|
Improvements relating to sectional boiler headers
|
|
GB228407A
|
|
Improvements relating to sectional boiler headers
|
|
GB233887A
|
|
Improvements in the manufacture of sectional boiler headers
|
