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US3874844A
|
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Tunnel kiln
|
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US3122814A
|
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Tunnel kilns for the calcining particularly of sensitive ceramic ware
|
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US3044623A
|
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Apparatus for mechanical treatment of material
|
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US2840923A
|
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Granular material drying apparatus
|
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GB783326A
|
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Improved method of and apparatus for drying or cooling material, particularly granular material
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GB761297A
|
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Improvements in methods and apparatus for mechanical treatment of material
|
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GB775356A
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A process and device for the calcining of raw clay to chamotte
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GB711006A
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Improvements relating to the magnetic separation of impurities
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