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Foamed gel employed as a drilling fluid, a lost circulation fluid, or a combined drilling/lost circulation fluid
Foamed gel employed as a drilling fluid, a lost circulation fluid, or a combined drilling/lost circulation fluid
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机译:用作钻井液,漏失液或合并的钻井液/漏失液的发泡凝胶
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摘要
A process employing a foamed gel in a wellbore as a drilling fluid, lost circulation fluid, or combined drilling/lost circulation fluid during the wellbore drilling operation. The foamed gel is formed from a crosslinkable carboxylate-containing polymer, a crosslinking agent containing a reactive transition metal cation, a surfactant, an aqueous solvent, and an added gas.
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