1、

Using of new type of flushing fluid treated with mud cake breaker, and aided by large volume of low weight slurry as pad fluid, to minimize the influence of mud cake to the bonding of cement slurry, thus improve the bonding strength and quality.

采用快体冲洗液,并加以大量的低密度水泥浆前置液,尽量消除泥饼对水泥浆胶结的影响,提高界面胶结强度和质量;

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2、

Less filtration and thin mud cake, preventing bit from balling;

滤失量小、滤饼薄,可防止钻头泥包;携砂能力强,流变性易于控制;

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3、

The major disadvantage is the low drive force of the displacement fluid applied to the near-wellbore region, which results in poor sweep of highly sticky drilling fluid and the mud cake at the side bore and thus the incomplete displacement nearby the 2 interfaces.

轴向流顶替存在的最主要的缺点是顶替液对近井壁区的驱动能力弱,对边壁的高粘附钻井液及虚滤饼清除效果差,造成二界面附近难以被替净;

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4、

A New Method to Remove Drilling Mud Cake in Fractured Reservoir

一种消除裂缝性储层钻井液滤饼的新方法

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5、

the orientation is combined with relatively long spacings to give deeper penetration, and hence less effect of mud cake or rugosity.

使用偶极子作为传感器,沿仪器轴向定向排列,相对长源距,探测深度大,从而减小泥饼和井壁不规则的影响。

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6、

mud-caked dogs roam empty streets, their barking and the cawing of crows the only sounds.

身上粘满泥土的狗在空荡的街道游荡,他们的吠叫和乌鸦的哑叫是这唯一的声响。

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7、

Hawthorn cake will break into mud after adding spices to reconcile into juice.

将山楂糕打烂成泥后加入调料调和成汁即可.

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8、

here the interface cementing performance of cinder mtc slurry and well cement slurry is compared under 3 states of no filter cake, common mud filter cake and multi-function mud filter cake.

为此,系统地比较了矿渣MTC水泥浆与油井水泥浆在没有滤饼、普通钻井液滤饼、多功能钻井液滤饼3种情况下的界面胶结性能。

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