Cement composition and method of cement casing in a well

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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166293, C04B 7353

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044628374

ABSTRACT:
A novel cement composition for the preparation of a novel aqueous slurry useful in cementing casing in the borehole of a well comprising (1) cement, (2) (a) a hydroxyethylcellulose ether having a critical viscosity or (2) (b) a mixture of a hydroxyethylcellulose ether having a critical viscosity and of a hydroxypropylcellulose ether having a critical viscosity and (3) a dispersant.

REFERENCES:
patent: 2580565 (1952-01-01), Ludwig
patent: 3465824 (1969-09-01), Kucera
patent: 3483007 (1969-12-01), Hook

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