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DE569242C
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Suspended ceilings for fireplaces with stones suspended from hanging irons
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DE494969C
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Connection of panels of different thicknesses
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DE512702C
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Suspended ceilings for fireplaces with stones suspended from hanging irons
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DE554455C
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Process for the production of a refractory mortar
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DE553395C
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Process for the production of a refractory mortar
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DE472882C
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Shaped stone for masonry, which is limited by concentric conical mantles and divided into masonry rings
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DE467104C
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Chute dryer with built-in inclined guide surfaces
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DE551323C
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Process for the production of a highly refractory material consisting essentially of sillimanite, mullite or the like
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DE546582C
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Process for producing chamotte from kaolin
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DE575103C
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Process according to patent 573305 for the production of refractory, acid-proof and other ceramic-bonded products
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DE502420C
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Process for the production of clay-bonded refractory bricks from quartzite or other substances rich in silica
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DE573305C
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Process according to patent 487110 for the production of fire and acid-resistant ceramic products
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DE502777C
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Process for the manufacture of clay-bonded products
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DE451454C
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Crushing cone for rotary crusher
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DE487110C
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Process for the production of clay-bonded firebricks
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DE525059C
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Method and device for producing a molded article from several layers of material
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DE497027C
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Connection of panels of different thicknesses
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