| 1. | Numbers 65 014-65 018 were given a mixer preheater.
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| 2. | The last locomotive, no 129, also received a preheater.
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| 3. | On August 25, 1840, an air preheater began operating.
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| 4. | Mercury and its compounds are not precipitated in the kiln and the preheater.
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| 5. | For this reason, the rawmill is usually placed close to the kiln preheater.
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| 6. | Thus 35 machines were given a boiler with mixer preheater and turbo feed pumps.
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| 7. | As a unique example, locomotive No . 129 was fitted with a preheater.
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| 8. | That is part of the preheater ).
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| 9. | Regenerative air preheater is not required.
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| 10. | This is called the air preheater.
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