|
US3279050A
|
|
Mash seam weld method
|
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|
|
Heat treating and quenching apparatus
|
|
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|
|
Mixing apparatus
|
|
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|
|
Method and means for operating a blast furnace
|
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|
|
Sounding rod seal for a blast furnace
|
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|
|
Blast furnace seal
|
|
GB800902A
|
|
Blast furnace distributor seal
|
|
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|
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Blast furnace distributor seal
|
|
GB747542A
|
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Method of and apparatus for charging a blast furnace
|
|
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|
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Seal for blast furnace hoppers
|
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|
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Process of producing silvery iron
|
|
GB707777A
|
|
Improvements relating to blast furnaces and methods of operating them, more particularly with reference to the charging of such furnaces
|
|
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|
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Method and apparatus for charging blast furnaces
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Malleableizing cast iron
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Grate
|
|
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|
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Cast iron pavement
|
|
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|
|
Cast iron pavement
|
|
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|
|
Road surface and paving blocks for forming such surface
|
|
US2074164A
|
|
Metallurgical apparatus and process
|
|
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|
|
Process for reducing iron in a blast furnace
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