High efficiency fluid loss reducer for drilling fluid R-191（EPMC）
2024-06-09 10:00High efficiency fluid loss reducer for drilling fluid R-191（EPMC）
The utility model relates to a filter loss reducing agent which is resistant to high temperature and calcium salt pollution.Suitable for fresh water, salt water, calcium undersaturated salt water drillinHigh efficiency fluid loss reducer for drilling fluidg fluid pollution, under the condition of 120 ℃ high temperature resistant CaSO4 30% NaCl + 30% of pollution.
Scope of application and features:
1. Applicable to various mud systems, especially environmental mud systems.
2. Good resistance to salt and calcium pollution.
3. This product is non-toxic and biodegradable.
Project | Index | |
Water content，% | ≤10 | |
30% NaCl + 1% CaSO4 drilling fluid samples after 120 ℃ hot rolled 16 h | Low temperature and low pressure filtration loss | ≤30 |
Apparent viscosity，mPa·s | ≤20 | |
Add 0.5 ~ 1.0% water base drilling fluid.
