TUNNELING ANNULUS GROUT

TUNNELING ANNULUS GROUT

A grout composition for application to a tunneling surface is disclosed. The grout composition comprises a mixture including cement and at least one of a hydration stabilizer, a polycarbonate-based high range water reducer, and a viscosity modifier. The grout composition further includes water and a...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: OSBORNE, JR. JESSE
Format: Patent
Sprache:eng
Schlagworte:
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:A grout composition for application to a tunneling surface is disclosed. The grout composition comprises a mixture including cement and at least one of a hydration stabilizer, a polycarbonate-based high range water reducer, and a viscosity modifier. The grout composition further includes water and a sprayed concrete accelerator. The sprayed concrete accelerator may be included in the composition at the time of application.