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US3878096A
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Continuous filtration plant
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GB813122A
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Improvements in or relating to solid material withdrawing arrangements for shaft furnaces
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GB824643A
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Improvements in or relating to the magnetic separation of particles from fine powders
|
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GB805439A
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Improvements in or relating to the sintering of powdered materials
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ES199367A1
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Procedure for the thermal treatment of materials
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GB706318A
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A method for the heat-treatment of materials in vertical shaft furnaces
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GB694430A
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Improvements in or relating to the heat-treatment of materials
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GB658489A
|
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An air-lock system for a continuously operated vertical cement kiln
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ES190194A1
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Improvements in vertical ovens of cuba
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ES190193A1
|
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Improvements in vertical ovens of cuba
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|
ES190195A1
|
|
Improvements in vertical gasogens
|
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GB658928A
|
|
An air-lock system for a continuously operated vertical cement kiln
|
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GB658005A
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Improved vertical cement kiln
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GB658723A
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Screw-conveyors
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GB662104A
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Conveyor screws
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GB659274A
|
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Shaker conveyors
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GB656699A
|
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Improvements in or relating to the construction and operation of vertical shaft furnaces
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GB652838A
|
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Improvements in or relating to the construction and operation of vertical shaft furnaces
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