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DE469545C
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Chain guide for traveling grates
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DE444264C
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Steep tube boiler
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DE452510C
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Water tube boiler
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DE451406C
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Method and device for drying in a drying drum with an upstream pre-dryer shaft
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DE428536C
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Smoldering device
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DE589465C
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Process for the production of hollow bodies with weld seam for high pressures
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DE418789C
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Steam generator with water circulation pipes outside the boiler
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DE428000C
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Sectional water tube boiler
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DE376943C
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Process for deglazing coal, slate, peat and the like like
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DE452923C
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Flue gas feed water preheater with zigzag pipes
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DE463080C
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Traveling grate with subdivided cross support frame for the grate bars
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DE450232C
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The preheater pipe is provided with screw-shaped ribs on the outside and smooth on the inside
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DE458733C
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Steep tube boiler
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DE406622C
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Method and device for fastening boiler tubes
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DE430225C
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Device for cleaning the exterior of finned tubes for preheaters, condensers, etc. like
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DE367073C
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Process and furnace for deglazing coal, slate, peat and the like like
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