Wells – Processes – Cementing – plugging or consolidating
Patent
1997-09-30
1999-01-05
Smith, Jeffrey
Wells
Processes
Cementing, plugging or consolidating
166270, 166300, 175 72, E21B 3313, E21B 4322, C09K 700
Patent
active
058552448
ABSTRACT:
A water-soluble polymer and a process for using the polymer for applications in a subterranean formation are provided. The polymer comprises repeat units derived from a nitrogen-containing olefinic monomer and optionally an olefinic comonomer. The polymer can be used in drilling fluids, workover fluids, completion fluids, permeability corrections, water or gas coning prevention, fluid loss prevention, matrix acidizing, fracture acidizing, and combinations of any two or more thereof.
REFERENCES:
patent: 5563214 (1996-10-01), Share et al.
Ahmed Iqbal
Eriksen Odd Ivar
Hamouda Aly-Anis
Moradi-Araghi Ahmad
Cheng Wu C.
Phillips Petroleum Company
Shay Lucas K.
Smith Jeffrey
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