FIELD: chemistry; mining.
SUBSTANCE: invention relates to oil and gas industry, namely to production of chemical reagents for treatment of drilling fluids. Reagent for preparation of drilling fluids contains, pts. wt.: polyacrylamide 5.8-11.7; complexone – oxyethylidene diphosphonic or nitrilotrimethylphosphonic acid 3.9-9.7; alkalizing agent – sodium silicate 75.7-85.4; talc 2.9.
EFFECT: enhanced effect of reagent on filtration, inhibiting and lubricating properties of drilling mud.
1 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DRILLING MUD | 0 |
|
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