Bionic drilling fluid and preparation method thereof
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United States of America Patent
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Dec 27, 2016
Grant Date -
Nov 17, 2016
app pub date -
Sep 30, 2015
filing date -
May 14, 2015
priority date (Note) -
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Abstract
The present subject matter relates to the drilling fluid field, and discloses a bionic drilling fluid and a method for preparation of the bionic drilling fluid. The bionic drilling fluid comprises a specific bionic wall bracing agent, a bionic shale inhibitor, a filtrate reducer, and an amphiphilic reservoir protectant, wherein, the filtrate reducer comprises microcrystalline cellulose. The bionic drilling fluid provided in the present subject matter can effectively solve the problem of well wall instability, and has great industrial application prospects.
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