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PL369154A1
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Method for obtaining fly-ash with reduced content of the combustible parts as well as fly-ash with reduced content of the combustible parts
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PL339471A1
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Dry mix for preparaing internal plasters
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PL332132A1
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Waste neutralising apparatus
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PL329574A1
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Method of neutralising harmful wastes
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PL328034A1
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Method of utilising asbestos and cement containing wastes
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PL321445A1
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Method of neutralising effluents from ash-and-water mixtures
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PL321146A1
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Mix for filling abandoned mine workings
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PL315729A1
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Method of obtaining bonding material of ash and cement with addition of broken aggregate
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PL315727A1
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Method of obtaining bonding material of ash and cement with addition of granulated aggregate
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PL315728A1
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Method of producing artificial aggregate
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PL173105B1
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Method of granulating flying ashes in particular those produced in a dry or semi-dry desulfurization process
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PL298155A1
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Self-hardening flooring material and method of making same
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