|
GB501027A
|
|
Improvements in and relating to relieving stresses in welds
|
|
GB477047A
|
|
Improvements in or relating to mechanism for controlling rocking furnaces
|
|
US2121109A
|
|
Electric furnace
|
|
US2105873A
|
|
Door and operating mechanism
|
|
GB445700A
|
|
Improvements in process of making cast iron of improved characteristics
|
|
US2040167A
|
|
Slag and agitation heat treatment of metals
|
|
US2061090A
|
|
Electric furnace
|
|
US2014559A
|
|
Preparation of iron having improved characteristics
|
|
GB399569A
|
|
Method of melting finely divided scrap metal of the nature of borings and turnings
|
|
US1883590A
|
|
Furnace lining
|
|
US1886873A
|
|
Method of preparing gray cast iron of improved characteristics
|
|
US1871305A
|
|
Method of melting metal borings
|
|
CA331101A
|
|
Gray cast iron
|
|
CA336453A
|
|
Metal boring melting method
|
