Assistant for improving leak stopping performance of cyanogen coagulation leak stopping agent, preparation method thereof, and cyanogen coagulation leak stopping agent
The invention discloses an assistant for improving the leak stopping performance of a cyanogen coagulation leak stopping agent, a preparation method thereof, and the cyanogen coagulation leak stopping agent. The assistant comprises 5-8wt% of a first retarder, 2-4wt% of a second retarder, 1-3wt% of a...
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Format: | Patent |
Sprache: | chi ; eng |
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