Based on the laboratory experiments, MMH polymer MMH polysulfonate drilling fluids system is developed through analyzing the properties of positive colloid, polymers and polysulfonate muds. 通过对正电胶、聚合物、聚磺钻井液特点进行分析,在室内实验的基础上,设计研究了MMH聚合物-MMH聚磺钻井液体系。
a mixture of clays and chemicals and water; pumped down the drill pipe to lubricate and cool the drilling bit and to flush out the cuttings and to strengthen the sides of the hole