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DE1124453B
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Process for preparing metals, particularly iron and steel, for cold working
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DE1046811B
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Use of used pickling acids from iron and steel processing
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DE969132C
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Process to facilitate the cold working of metals
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DE968852C
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Means for cold forming metals
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DE907916C
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Process for the non-cutting deformation of iron and steel and other metals and metal alloys
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DE904680C
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Application of the process for non-cutting deformation of iron and steel
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DE747422C
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Process for the non-cutting deformation of iron and steel
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DE730193C
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Coolants and lubricants for the non-cutting deformation of metals
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DE608191C
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Process for the production of brushes u. like objects
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DE440848C
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Circuit for dimming electric motor vehicle headlights
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