Impregnation of sand beds and other stone-like materials using a bitumen-free aqueous emulsion containing a mixture of petroleum resin, emulsifier and aromatic petroleum extract
Method for impregnating sand beds and other stone-like materials comprises using a bitumen-free aqueous emulsion containing 40-70 wt.% of a mixture of petroleum resin (10-50 wt.%), emulsifier (0.05-2.5 wt.%) and aromatic petroleum extract (20-80 wt.%). Independent claims are also included for: (1) a...
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Zusammenfassung: | Method for impregnating sand beds and other stone-like materials comprises using a bitumen-free aqueous emulsion containing 40-70 wt.% of a mixture of petroleum resin (10-50 wt.%), emulsifier (0.05-2.5 wt.%) and aromatic petroleum extract (20-80 wt.%). Independent claims are also included for: (1) a material comprising sand and the emulsion; and (2) an injection fluid for sand beds, comprising the emulsion. |
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