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US2311843A
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Method and apparatus for handling and dispensing food products
|
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US2095446A
|
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Process of and apparatus for forming cement clinker
|
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|
|
Process and apparatus for burning fuel
|
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US2014941A
|
|
Closure apparatus for treatment chambers
|
|
US2031049A
|
|
Apparatus for manufacturing and treating cement clinkers
|
|
US2014940A
|
|
Fuel feed burner
|
|
US2031048A
|
|
Fuel feed burner
|
|
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|
|
Kiln lining
|
|
US1941560A
|
|
Cement clinker cooling chamber or the like
|
|
US2031047A
|
|
Apparatus for manufacturing, treating, and cooling cement clinkers
|
|
US1941561A
|
|
Cement clinker chamber or the like
|
|
US2012881A
|
|
Apparatus for manufacturing improved cement clinkers
|
|
US1992315A
|
|
Grate structure
|
|
US1881723A
|
|
Pump
|
|
US1796033A
|
|
Camp stove
|
|
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|
|
Screen for ball mills
|
|
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|
|
Device useful in casting or molding
|
|
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|
|
Mold coating
|
|
US1685546A
|
|
Process for controlling metal castings
|
|
US1685545A
|
|
Permanent mold construction
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