Anti-collapse and drag-reducing polymer drilling fluid and application thereof
The invention relates to an anti-collapse and drag-reducing polymer drilling fluid, which includes, by mass, 3-5 parts of sodium-based bentonite, 1-3 parts of plant gum, 0.5-1.5 parts of a broad spectrum wall protective agent, and 0.1-0.3 parts of sodium hydroxide. The drilling fluid has anti-collap...
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Main Authors | , , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
01.02.2017
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Subjects | |
Online Access | Get full text |
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