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DE759056C
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Process and device for the heat treatment of any kind of material
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DE577537C
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Pipe or compound mill
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DE556619C
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Suction hose filter
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DE547151C
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Hammer crusher with a feed grate made of grate bars
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DE539141C
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Method and device for mixing flour-like or dusty material
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DE517652C
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Method and device for the supply of aggregates increasing the strength of the cement or the like
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DE490800C
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Rotary furnace cooler with cooling tubes wrapped in a spiral around the firing drum
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DE498469C
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Compound drum mill with overfeed skammer, traversed by a stream of classifying air
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DE477097C
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Cooling drum with a viewing tube for rotary kilns for burning cement, lime, plaster or the like.
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DE484322C
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Cooling drum for rotary ovens with limitation of the air passage to the zone occupied by the clinker when the drum rotates
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DE503661C
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Squeegee mill, the movable roller of which is mounted in a straight line
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DE508462C
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Drum for granulating all kinds of goods with a damming ring at the outlet end
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DE528808C
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Device for agglomerating fine-grained materials by treating them with water
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DE551919C
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Rotating drum for forming sprinkles from powdery substances
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DE484531C
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Process for the manufacture of furnace linings
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DE490886C
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Method of reducing plaster of paris
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DE484210C
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Tube mill with a different type of pre-shredding device arranged in the mill housing
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DE505736C
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Impact mill for grinding all kinds of goods
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DE488568C
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Method and device for regulating the discharge of sludge from containers
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DE522567C
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Rotary kiln for melting cement
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