DE428800C
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Feed water preheater
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DE403926C
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Lying heating tube boiler with an extendable tube system for the recovery of waste heat
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DE387387C
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Laterally moved air seal device for mechanically moved grids
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DE336213C
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Traveling grate with grate bars inserted in the cross member frame
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DE336773C
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Arrangement at the water chambers of the water pipe boiler to protect endangered weld seams
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DE323305C
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Pendulum slag accumulation device for traveling grids
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DE346722C
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Pendulum slag accumulation device for traveling grids
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DE481090C
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Loading device for traveling grids
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DE426089C
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Steep tube boiler
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DE457793C
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Partial inclined tube boiler with transverse top drums
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