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Consolidation of underground geological formations in coal mines uses a polyurethane-forming system with the polyisocyanate component containing added fatty acid triglyceride free of isocyanate-reactive groups
Consolidation of underground geological formations in coal mines uses a polyurethane-forming system with the polyisocyanate component containing added fatty acid triglyceride free of isocyanate-reactive groups
The polyisocyanate component (B) introduced together with a polyol component (A) via a bore into an underground geological formation for consolidation purposes contains an added fatty acid triglyceride free of isocyanate-reactive groups.
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