Cement based injection grout

Details Cement based injection grout Cement based injection grout

1997-06-04

1998-06-23

Marcheschi, Michael

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106719, 106721, 106803, 106812, 106819, 405266, C04B 1404, C04B 1814

Patent

active

057699399

ABSTRACT:
The present invention relates to a cement-based injection grout containing microcement and water for consolidation and/or waterproofing fine granular soils, finally fissured soils and cracks in rocks or concrete structures. In addition to microcement and water the grout contains amorphous silica particles in an amount of 5-70% based on the weight of cement and 0-10% water-reducing agents based on the weight of the cement, said grout having a weight ratio between water and cement+amorphous silica between 2 and 8.

REFERENCES:
patent: 4310486 (1982-01-01), Cornwell et al.
patent: 4588443 (1986-05-01), Bache
patent: 4935060 (1990-06-01), Dingsoyr
patent: 5151126 (1992-09-01), Ranc et al.
patent: 5340397 (1994-08-01), Brothers
patent: 5346012 (1994-09-01), Heathman et al.
patent: 5472501 (1995-12-01), Dastol
Doctoral Thesis, Stockholm, Sweden 1993, Royal Institute of Technology, "Rheology of Fresh Cement-Based Grouts", Ulf Hakansson; pp. i-4; 56; 66-69; 139-141; and II:7 (no month).
Fjellsprengningsteknikk 1981, Bergmekanikk 1981, Geoteknikk 1981 Norsk Jord--OG Fjellteknisk Forbund Tilknyttet Nif Papri--1982,pp. 23.1 through 23.8 (no month).
Fjellsprengningskonferansen, Nov. 23, 1989 , Bergmekanikkdagen, Nov. 24, 1989, Geoteknikkdagen, Nov. 24, 1989, pp. 16.1 through 16.7.

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