Slurry for cementing, especially cementing of lining pipes in dr

Details Slurry for cementing, especially cementing of lining pipes in dr Slurry for cementing, especially cementing of lining pipes in dr

1985-01-25

1987-03-17

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 94, 106 95, 166293, C04B 2408, E21B 3313

Patent

active

046505202

ABSTRACT:
A slurry is disclosed which contains a hardening mixture of water and cement, especially for cementing lining pipes into drilling holes. The slurry comprises a first slurry component comprising a dispersion of a hardening cement slurry in a liquid capable of forming an encapsulating membrane, and a second slurry component comprising a hardenable cement containing mixture. By mixing the first and second slurry components, there is formed a dispersion of membrane encapsulated cement particles in a cement slurry.

REFERENCES:
patent: 2071263 (1937-02-01), Phillips
patent: 2878875 (1959-03-01), Dunlap et al.
patent: 3097955 (1963-07-01), Harris
patent: 3131075 (1964-04-01), Brooks
patent: 3865601 (1975-02-01), Serafin et al.
patent: 3884302 (1975-05-01), Messenger
patent: 3885985 (1975-05-01), Serafin et al.
patent: 3887009 (1975-06-01), Miller et al.
patent: 4042409 (1977-08-01), Terada et al.

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