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DE3937932A1
|
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Delignification and bleaching of pulp with alkali chlorite - by adding chlorite before acidification to produce nascent reagent, minimising pollution
|
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DE3535800A1
|
|
Process and apparatus for winding up a web of paper in the production of paper stackable in roll form
|
|
DE2828139A1
|
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LEAF-SHAPED PAD
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|
DE2658784A1
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LEAF-SHAPED EDITION AND MANUFACTURING PROCESS FOR IT
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DE2357726A1
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EMBOSSABLE, SINGLE OR MULTIPLE COATED PRINT CARRIERS AND MANUFACTURING PROCESS FOR IT
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DE2302890A1
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REMOVABLE WALLPAPER
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GB355007A
|
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Improvements in scraper blades for paper drying drums and like devices
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