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Device for producing pellets of fuel, fertilizer or feed
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Method for manufacturing plastic tubes with a diameter of 5-30 m
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Sterilised soil prodn. - by comminution of refuse, sepn. of compost fraction, grinding and mixing with calcium oxide
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Method for vibration insulation by means of a membrane or membranes placed in the ground, and an arrangement for carrying out this method
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Joist design including interconnected bent sheet metal
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DEVICE FOR COMBINED UTILIZATION OF REVERSE MEDIA, LIKE SURFACES LIKE VERMEKELLA