FIELD: construction of oil and gas wells.
SUBSTANCE: reagent-stabilizer for controlling the properties of polysalt drilling fluids contains, wt.%: high molecular weight cationic copolymer Silfok-2540C 40-60; starch 40-60. The drilling mud contains, wt %: clay powder 1-2; the above reagent stabilizer 3-4; quicklime 0.5-1.0; brine or polysaline solution – the rest.
EFFECT: improved technological properties of drilling fluids based on polysalt solutions and brine, control of filtration and rheological parameters of said drilling fluids.
3 cl, 4 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| POLYCATIONIC DRILLING FLUID FOR DRILLING SALT DEPOSITS | 2022 |
|
RU2806397C1 |
| LOW CLAY POLYCATIONIC DRILLING FLUID | 2022 |
|
RU2794254C1 |
| HYDROGELMAGNIUM DRILLING SOLUTION | 2018 |
|
RU2681009C1 |
| THERMAL RESISTANT POLYCATIONIC DRILL MUD | 2017 |
|
RU2651657C1 |
| THERMOSALINE-RESISTANT DRILLING FLUID | 2019 |
|
RU2740459C1 |
| THERMAL-SALT-RESISTANT DRILLING FLUID | 2019 |
|
RU2739270C1 |
| REAGENT FOR IMPROVING THE RHEOLOGICAL PERFORMANCE OF POLYCATIONIC DRILLING FLUIDS | 2022 |
|
RU2801238C1 |
| REAGENT FOR NEUTRALIZING CEMENT IN POLYCATIONIC DRILLING FLUIDS | 2022 |
|
RU2801235C1 |
| CATIONIC DRILLING MUD | 2017 |
|
RU2655267C1 |
| DRILLING FLUID | 2022 |
|
RU2792860C1 |
