|
US2818035A
|
|
Unit expansion furnace walls
|
|
US2788753A
|
|
Furnace wall construction
|
|
US2791977A
|
|
Refractory burner rings for furnace walls
|
|
US2360574A
|
|
Gas generator
|
|
US2371929A
|
|
Gas generator
|
|
GB409827A
|
|
Improvements in and relating to furnace walls and blocks therefor
|
|
US1955700A
|
|
Furnace wall
|
|
US1862713A
|
|
Furnace wall
|
|
US1858812A
|
|
Furnace wall
|
|
US1874340A
|
|
Tuyere and supporting means therefor
|
|
US1777922A
|
|
Furnace wall
|
|
GB298554A
|
|
Improvements in furnace walls
|
|
GB299627A
|
|
Improvements in gas generators
|
|
GB306601A
|
|
Improvements in furnace walls and bricks therefor
|
|
US1811373A
|
|
Furnace wall
|
|
US1964073A
|
|
Apparatus for generating water gas
|
|
US1790110A
|
|
Gas generator
|
|
US1697403A
|
|
Hollow furnace wall and brick therefor
|
|
US1696812A
|
|
Furnace wall and brick therefor
|
|
US1858688A
|
|
Pulverized fuel furnace
|
