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Catalyst with zeolite compound for ammonia synthesis
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Feeding device for feeding respiratory devices for open circuit breath operating breathing apparatuses
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Inhaler inhalation apparatus
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Portable reassembly apparatus
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Process for the production of nonaggloverable ammonium azotate and non-agglomerable fertilizers based on ammonium azotate
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Procedure for obtaining a mixture based on ammonium and calcium carbonate
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Butyl acetate methyl acetate
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Non reducing catalysts for ammonia - synthesis
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