Cementing composition and aqueous hydraulic cementing...

Details Cementing composition and aqueous hydraulic cementing... Cementing composition and aqueous hydraulic cementing...

E - Fixed Constructions

21

B

31/26

E21B 33/14 (2006.01) C04B 24/38 (2006.01) C09K 8/46 (2006.01)

Patent

CA 1317754

0736p Kirkland, Lukach & McLachlan Case 1 CEMENTING COMPOSITION COMPRISING WATER-SOLUBLE, NONIONIC HYDROPHOBICALLY MODIFIED HYDROXYETHYL CELLULOSE AND ITS USE Abstract of the Disclosure A cementing composition comprising a hydraulic cement and, as a fluid loss agent, a water soluble, nonionic hydrophobically modified hydroxyethyl cellulose having a hydroxyethyl M.S. of at least about 1.5 and a long chain alkyl group modifier having 6 to 25 carbon atoms attached to the cellulose, and its use as an oil well casing cement, are disclosed.

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